[{"data":1,"prerenderedAt":-1},["ShallowReactive",2],{"node-by-slug-\u002Fen\u002Finsights\u002Fmodernising-legacy-banking-systems-a-challenge-for-todays-cios-en":3,"related-content-view-26969-en":426},["Reactive",4],{"entity":5,"errors":-1},{"__typename":6,"status":7,"metatag":8,"id":202,"path":203,"hideNavigation":204,"title":205,"translations":206,"sharedHeaderRefMedia":214,"sharedTeaserTitle":13,"sharedTeaserText":242,"sharedTeaserRefMedia":244,"sharedParagraphs":246,"sharedTaxrefIndustries":366,"sharedTaxrefExpertises":370,"sharedIntroText":386,"sharedCtaLink":204,"sharedDate":388,"sharedAuthor":390},"NodeInsight",true,[9,14,18,21,25,30,34,38,42,46,50,54,58,62,66,69,73,76,79,81,84,87,91,95,99,103,107,111,115,119,123,127,131,135,139,142,145,148,151,154,157,160,163,166,170,174,177,181,185,189,192,196,200],{"tag":10,"attributes":11},"meta",{"name":12,"content":13},"title","Modernising Legacy Banking Systems: A CIO’s Challenge",{"tag":10,"attributes":15},{"name":16,"content":17},"description","Modernising legacy banking systems is a top CIO priority. Learn how AI-powered application modernisation and change management enable modular, future-ready IT.",{"tag":10,"attributes":19},{"name":20,"content":17},"abstract",{"tag":10,"attributes":22},{"name":23,"content":24},"icbm","51.525772, -0.082716",{"tag":26,"attributes":27},"link",{"rel":28,"href":29},"canonical","https:\u002F\u002Fcms.zuehlke.com\u002Fen\u002Finsights\u002Fmodernising-legacy-banking-systems-a-challenge-for-todays-cios",{"tag":10,"attributes":31},{"name":32,"content":33},"robots","index, 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Zühlke",{"tag":10,"attributes":67},{"property":68,"content":17},"og:description",{"tag":10,"attributes":70},{"property":71,"content":72},"og:image","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Fmax_1300x1300\u002Fpublic\u002Fimages\u002FBanking_Programme_Web_Imagery_Header_Blog2.png?itok=V9JtSlO2",{"tag":10,"attributes":74},{"property":71,"content":75},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002Fzuhlke_innovation_social.jpg",{"tag":10,"attributes":77},{"property":78,"content":72},"og:image:url",{"tag":10,"attributes":80},{"property":78,"content":75},{"tag":10,"attributes":82},{"property":83,"content":72},"og:image:secure_url",{"tag":10,"attributes":85},{"property":83,"content":86},"https:\u002F\u002Fwww.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002Fzuhlke_innovation_social.jpg",{"tag":10,"attributes":88},{"property":89,"content":90},"og:image:alt","image",{"tag":10,"attributes":92},{"property":93,"content":94},"og:updated_time","2026-03-12",{"tag":10,"attributes":96},{"property":97,"content":98},"place:location:longitude","7.438014",{"tag":10,"attributes":100},{"property":101,"content":102},"place:location:latitude","46.947944",{"tag":10,"attributes":104},{"property":105,"content":106},"og:street_address","80 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legacy banking systems: a challenge for today’s CIOs ",[207,210],{"path":203,"langcode":208},{"id":209},"en",{"path":211,"langcode":212},"\u002Fde\u002Finsights\u002Fmodernisierung-der-kernbankensysteme-mammutaufgabe-fuer-den-cio",{"id":213},"de",{"id":215,"sharedMediaLegend":204,"mediaImage":216,"name":241},"172976",{"url":217,"width":218,"height":219,"alt":220,"title":204,"size":221,"mime":222,"variations":204,"headerMinimalVariations":223},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002FBanking_Programme_Web_Imagery_Header_Blog2.png",2880,1620,"Abstract visual of data transforming into modular digital architecture, representing AI-driven legacy system modernisation.",8482270,"image\u002Fpng",[224,229,230,235,240],{"name":225,"url":226,"width":227,"height":228},"FOCAL_POINT32_SMALL","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_small\u002Fpublic\u002Fimages\u002FBanking_Programme_Web_Imagery_Header_Blog2.png.webp?itok=6f7XyxGN",800,533,{"name":225,"url":226,"width":227,"height":228},{"name":231,"url":232,"width":233,"height":234},"FOCAL_POINT169_MEDIUM","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_16_9_medium\u002Fpublic\u002Fimages\u002FBanking_Programme_Web_Imagery_Header_Blog2.png.webp?itok=fSvvsQSw",1200,675,{"name":236,"url":237,"width":238,"height":239},"FOCAL_POINT169_LARGE","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_16_9_large\u002Fpublic\u002Fimages\u002FBanking_Programme_Web_Imagery_Header_Blog2.png.webp?itok=ZpXrg1I1",1600,900,{"name":236,"url":237,"width":238,"height":239},"Banking_Programme_Web_Imagery_Header_Blog2.png",{"processed":243},"\u003Cp>Modernising legacy banking systems is a top CIO priority. Learn how AI-powered application modernisation and change management enable modular, future-ready IT.\u003C\u002Fp>",{"id":215,"sharedMediaLegend":204,"mediaImage":245,"name":241},{"url":217,"width":218,"height":219,"alt":220,"title":204,"size":221,"mime":222,"variations":204},[247,254,259,288,294,300,306,330,335],{"__typename":248,"id":249,"ctaLink":204,"pgSharedText":250,"pgSharedTitle":204,"pgSharedCtaLink":204},"ParagraphPgText","34371",{"value":251,"processed":252,"format":253},"\u003Cp>On top of this comes organisational and cultural change. What are the hurdles to navigate? And what's the role of application modernisation powered by AI? At Zühlke, we've been exploring these questions and considering:\u003C\u002Fp>\u003Cul>\u003Cli data-list-item-id=\"ea193253fa62be04c34e1c7b5d8357b0a\">Why outdated \u003Ca href=\"\u002Fnode\u002F26958\" data-entity-type=\"node\" data-entity-uuid=\"ac4ba07a-73bf-4a0c-bd0a-78ad4ec9c6bb\" data-entity-substitution=\"canonical\">legacy systems urgently need to be replaced\u003C\u002Fa>\u003C\u002Fli>\u003Cli data-list-item-id=\"eacc878e6a6dbab968a9135b6b204c23d\">How AI-powered application modernisation helps break down large-scale projects and gradually build a new IT architecture\u003C\u002Fli>\u003Cli data-list-item-id=\"e54dcf47ec352d5ac54adeb3022787c30\">The role of professional change management\u003C\u002Fli>\u003Cli data-list-item-id=\"eb826c2ea6ad2a8bbe0c91af7b678daaa\">What the bank of the future looks like\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Across industries, established companies recognise the imperative for legacy system transformation. According to the \u003Ca href=\"https:\u002F\u002Fwww.luenendonk.de\u002Fen\u002Fprodukt\u002Fluenendonk-survey-2025-the-market-for-it-services-in-germany\u002F\">Lünendonk Study 2025\u003C\u002Fa>, IT modernisation and cloud transformation are some of the highest-demand areas for IT service providers. This is hardly surprising given that IT architectures have evolved over decades.\u003C\u002Fp>\u003Cp>For banks, legacy modernisation is particularly challenging. As part of critical infrastructure, they are subject to strict regulatory requirements. Moreover, core banking systems have often evolved organically, with new functions and services layered onto existing structures over time. As a result, many systems have remained largely untouched by earlier transformation initiatives – until recently, they were stable (enough) to support operational resilience.\u003C\u002Fp>","\u003Cp>On top of this comes organisational and cultural change. What are the hurdles to navigate? And what's the role of application modernisation powered by AI? At Zühlke, we've been exploring these questions and considering:\u003C\u002Fp>\u003Cul>\u003Cli>Why outdated \u003Ca href=\"\u002Fen\u002Fexpertise\u002Fai-implementation\u002Flegacy-modernisation\" data-entity-type=\"node\" data-entity-uuid=\"ac4ba07a-73bf-4a0c-bd0a-78ad4ec9c6bb\" data-entity-substitution=\"canonical\" title=\"EXPERTISE: AI – Legacy Modernisation (EN)\">legacy systems urgently need to be replaced\u003C\u002Fa>\u003C\u002Fli>\u003Cli>How AI-powered application modernisation helps break down large-scale projects and gradually build a new IT architecture\u003C\u002Fli>\u003Cli>The role of professional change management\u003C\u002Fli>\u003Cli>What the bank of the future looks like\u003C\u002Fli>\u003C\u002Ful>\u003Cp>Across industries, established companies recognise the imperative for legacy system transformation. According to the \u003Ca href=\"https:\u002F\u002Fwww.luenendonk.de\u002Fen\u002Fprodukt\u002Fluenendonk-survey-2025-the-market-for-it-services-in-germany\u002F\">Lünendonk Study 2025\u003C\u002Fa>, IT modernisation and cloud transformation are some of the highest-demand areas for IT service providers. This is hardly surprising given that IT architectures have evolved over decades.\u003C\u002Fp>\u003Cp>For banks, legacy modernisation is particularly challenging. As part of critical infrastructure, they are subject to strict regulatory requirements. Moreover, core banking systems have often evolved organically, with new functions and services layered onto existing structures over time. As a result, many systems have remained largely untouched by earlier transformation initiatives – until recently, they were stable (enough) to support operational resilience.\u003C\u002Fp>","full_html",{"__typename":248,"id":255,"ctaLink":204,"pgSharedText":256,"pgSharedTitle":258,"pgSharedCtaLink":204},"34372",{"value":257,"processed":257,"format":253},"\u003Cp>Today's core banking systems have become a ticking time bomb, however, threatening the competitiveness and security of German banks as technology evolves at pace. Legacy systems were not designed for the speed, complexity and agility required today. Traditional banks are falling behind, especially compared with fast and agile fintechs.\u003C\u002Fp>","The goal: a modern, modular and interconnected IT landscape ",{"__typename":260,"id":261,"caption":204,"imageRight":262,"pgSharedTitle":204,"pgSharedCtaLink":204,"textMedia":263,"pgSharedText":285},"ParagraphPgTextMedia","34373",false,{"id":264,"sharedMediaLegend":204,"mediaImage":265,"name":284},"172977",{"url":266,"width":267,"height":268,"alt":269,"title":204,"size":270,"mime":271,"variations":204,"textMediaVariations":272},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002FWoman%20coding%20in%20office%20at%20night.jpeg",1920,1013,"Female programmer working at night on coding and cybersecurity systems, focused on AI and database development in a modern office.",105449,"image\u002Fjpeg",[273,277,278,279,283],{"name":274,"url":275,"width":239,"height":276},"FIXED_WIDTH_SMALL","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffixed_width_small\u002Fpublic\u002Fimages\u002FWoman%20coding%20in%20office%20at%20night.jpeg.webp?itok=YhGVQmgn",475,{"name":274,"url":275,"width":239,"height":276},{"name":274,"url":275,"width":239,"height":276},{"name":280,"url":281,"width":233,"height":282},"FIXED_WIDTH_MEDIUM","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffixed_width_medium\u002Fpublic\u002Fimages\u002FWoman%20coding%20in%20office%20at%20night.jpeg.webp?itok=vmKEcQLc",633,{"name":280,"url":281,"width":233,"height":282},"Woman coding in office at night.jpeg",{"value":286,"processed":287,"format":253},"\u003Cp>In addition, the knowledge required to adapt legacy systems to new regulatory requirements often resides with a few IT experts nearing retirement. Even small errors in the code can have massive consequences.\u003C\u002Fp>\u003Cp>The objective, then, must be to move away from monolithic, opaque core banking systems toward a modular, interconnected IT architecture built on modern technologies such as \u003Ca href=\"\u002Fnode\u002F6422\" data-entity-type=\"node\" data-entity-uuid=\"e47e9f54-d399-414e-be6d-bb0c366d68fe\" data-entity-substitution=\"canonical\">cloud\u003C\u002Fa>, SaaS, AI, and open banking. An effective application modernisation strategy creates systems that are adaptable and understandable to all stakeholders.\u003C\u002Fp>","\u003Cp>In addition, the knowledge required to adapt legacy systems to new regulatory requirements often resides with a few IT experts nearing retirement. Even small errors in the code can have massive consequences.\u003C\u002Fp>\u003Cp>The objective, then, must be to move away from monolithic, opaque core banking systems toward a modular, interconnected IT architecture built on modern technologies such as \u003Ca href=\"\u002Fen\u002Fexpertise\u002Fcloud-transformation\" data-entity-type=\"node\" data-entity-uuid=\"e47e9f54-d399-414e-be6d-bb0c366d68fe\" data-entity-substitution=\"canonical\" title=\"EXPERTISE: Cloud (EN)\">cloud\u003C\u002Fa>, SaaS, AI, and open banking. An effective application modernisation strategy creates systems that are adaptable and understandable to all stakeholders.\u003C\u002Fp>",{"__typename":248,"id":289,"ctaLink":204,"pgSharedText":290,"pgSharedTitle":293,"pgSharedCtaLink":204},"34374",{"value":291,"processed":292,"format":253},"\u003Cp>Within banks, legacy application modernisation is one of the CIO's core responsibilities. As the leader of this transformation, the CIO's own success within the organisation can hinge on progress and outcomes. Given that such transformations can take a decade or longer, many hurdles must be navigated along the way. Costs can spiral out of control, and delays, IT outages or \u003Ca href=\"\u002Fnode\u002F6649\" data-entity-type=\"node\" data-entity-uuid=\"a5fe387a-19f8-4216-a8b5-3a4deeae15d4\" data-entity-substitution=\"canonical\">security incidents\u003C\u002Fa> can severely impact the bank’s competitiveness.\u003C\u002Fp>\u003Cp>At the same time, the importance of IT – and therefore of the CIO – is growing. IT is increasingly at the centre of the bank’s future. It determines how competitive a bank is and how it is perceived by customers. \u003Cstrong>In other words, whereas a bank used to be a financial institution with an IT department, it is increasingly becoming a software company with a banking licence.\u003C\u002Fstrong>\u003C\u002Fp>","\u003Cp>Within banks, legacy application modernisation is one of the CIO's core responsibilities. As the leader of this transformation, the CIO's own success within the organisation can hinge on progress and outcomes. Given that such transformations can take a decade or longer, many hurdles must be navigated along the way. Costs can spiral out of control, and delays, IT outages or \u003Ca href=\"\u002Fen\u002Fexpertise\u002Fcybersecurity-consulting\" data-entity-type=\"node\" data-entity-uuid=\"a5fe387a-19f8-4216-a8b5-3a4deeae15d4\" data-entity-substitution=\"canonical\" title=\"EXPERTISE: Cybersecurity (EN)\">security incidents\u003C\u002Fa> can severely impact the bank’s competitiveness.\u003C\u002Fp>\u003Cp>At the same time, the importance of IT – and therefore of the CIO – is growing. IT is increasingly at the centre of the bank’s future. It determines how competitive a bank is and how it is perceived by customers. \u003Cstrong>In other words, whereas a bank used to be a financial institution with an IT department, it is increasingly becoming a software company with a banking licence.\u003C\u002Fstrong>\u003C\u002Fp>","The CIO carries enormous responsibility ",{"__typename":248,"id":295,"ctaLink":204,"pgSharedText":296,"pgSharedTitle":299,"pgSharedCtaLink":204},"34375",{"value":297,"processed":298,"format":253},"\u003Cp>To better understand existing core banking systems, banks are increasingly turning to \u003Ca href=\"\u002Fnode\u002F26486\" data-entity-type=\"node\" data-entity-uuid=\"915b40f2-5188-4476-b86c-7e831565887f\" data-entity-substitution=\"canonical\">AI-powered tools\u003C\u002Fa> for enterprise application modernisation. They enable implicit knowledge, previously held only in developers’ minds, to be made visible through a digital twin.\u003C\u002Fp>\u003Cp>This digital twin is a knowledge database created through reverse documentation and accessible through natural language queries. It enables targeted changes and, in a second step, the analysis of individual modules, which can then be modernised using AI. In this way, the Herculean task of technological transformation can be divided into smaller, manageable steps.\u003C\u002Fp>\u003Cp>This approach is already delivering measurable results. For example, a leading Swiss private bank began to machine-read the knowledge layers of its core systems, model dependencies, and make logic transparent. The result: shorter release cycles, lower error rates, faster responses to regulatory changes and, for the first time, an architecture that explains what it does.\u003C\u002Fp>","\u003Cp>To better understand existing core banking systems, banks are increasingly turning to \u003Ca href=\"\u002Fen\u002Fexpertise\u002Fai-implementation\" data-entity-type=\"node\" data-entity-uuid=\"915b40f2-5188-4476-b86c-7e831565887f\" data-entity-substitution=\"canonical\" title=\"EXPERTISE: AI implementation (EN)\">AI-powered tools\u003C\u002Fa> for enterprise application modernisation. They enable implicit knowledge, previously held only in developers’ minds, to be made visible through a digital twin.\u003C\u002Fp>\u003Cp>This digital twin is a knowledge database created through reverse documentation and accessible through natural language queries. It enables targeted changes and, in a second step, the analysis of individual modules, which can then be modernised using AI. In this way, the Herculean task of technological transformation can be divided into smaller, manageable steps.\u003C\u002Fp>\u003Cp>This approach is already delivering measurable results. For example, a leading Swiss private bank began to machine-read the knowledge layers of its core systems, model dependencies, and make logic transparent. The result: shorter release cycles, lower error rates, faster responses to regulatory changes and, for the first time, an architecture that explains what it does.\u003C\u002Fp>","Modern AI supports understanding and transformation ",{"__typename":248,"id":301,"ctaLink":204,"pgSharedText":302,"pgSharedTitle":305,"pgSharedCtaLink":204},"34376",{"value":303,"processed":304,"format":253},"\u003Cp>For transformation to succeed, adopting the right technologies is not enough. Mastering \u003Ca href=\"\u002Fnode\u002F26510\" data-entity-type=\"node\" data-entity-uuid=\"f82de6c0-8948-4526-bf8c-a0f9ebe031fb\" data-entity-substitution=\"canonical\">change management\u003C\u002Fa> is equally essential, as technological transformation must be accompanied by changes in processes, ways of working, roles and responsibilities.\u003C\u002Fp>\u003Cp>The CIO must bring employees, and often executive management, on board with the transformation. It affects not only IT, but the entire organisation.\u003C\u002Fp>","\u003Cp>For transformation to succeed, adopting the right technologies is not enough. Mastering \u003Ca href=\"\u002Fen\u002Finsights\u002Fai-in-the-workplace-why-change-management-should-be-a-priority\" data-entity-type=\"node\" data-entity-uuid=\"f82de6c0-8948-4526-bf8c-a0f9ebe031fb\" data-entity-substitution=\"canonical\" title=\"AI in the workplace: why change management should be a priority\">change management\u003C\u002Fa> is equally essential, as technological transformation must be accompanied by changes in processes, ways of working, roles and responsibilities.\u003C\u002Fp>\u003Cp>The CIO must bring employees, and often executive management, on board with the transformation. It affects not only IT, but the entire organisation.\u003C\u002Fp>","The CIO as change maker and process manager ",{"__typename":260,"id":307,"caption":204,"imageRight":262,"pgSharedTitle":204,"pgSharedCtaLink":204,"textMedia":308,"pgSharedText":327},"34377",{"id":309,"sharedMediaLegend":204,"mediaImage":310,"name":326},"172978",{"url":311,"width":312,"height":313,"alt":314,"title":204,"size":315,"mime":271,"variations":204,"textMediaVariations":316},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002FSharing%20her%20findings.jpeg",6740,4498,"Cross-functional team collaborating on digital product development in a modern office.",6779243,[317,320,321,322,325],{"name":274,"url":318,"width":239,"height":319},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffixed_width_small\u002Fpublic\u002Fimages\u002FSharing%20her%20findings.jpeg.webp?itok=MAfKAs2M",601,{"name":274,"url":318,"width":239,"height":319},{"name":274,"url":318,"width":239,"height":319},{"name":280,"url":323,"width":233,"height":324},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffixed_width_medium\u002Fpublic\u002Fimages\u002FSharing%20her%20findings.jpeg.webp?itok=PovDS6Jc",801,{"name":280,"url":323,"width":233,"height":324},"Sharing her findings.jpeg",{"value":328,"processed":329,"format":253},"\u003Cp>The target model is often an organisation structured around cross-functional teams focused on specific customer needs or products, such as mortgages or retail banking. Within these teams, experts from customer service, marketing, sales and \u003Ca href=\"\u002Fnode\u002F6652\" data-entity-type=\"node\" data-entity-uuid=\"075b42ba-2edd-4da7-9b83-47728af8435a\" data-entity-substitution=\"canonical\">software development\u003C\u002Fa> collaborate to develop new services.\u003C\u002Fp>\u003Cp>Some banks have already assigned large parts of IT directly to business departments. Ultimately, establishing such an organisational model and its new ways of working requires a fundamental cultural shift across the organisation.\u003C\u002Fp>","\u003Cp>The target model is often an organisation structured around cross-functional teams focused on specific customer needs or products, such as mortgages or retail banking. Within these teams, experts from customer service, marketing, sales and \u003Ca href=\"\u002Fen\u002Fexpertise\u002Fsoftware-engineering\" data-entity-type=\"node\" data-entity-uuid=\"075b42ba-2edd-4da7-9b83-47728af8435a\" data-entity-substitution=\"canonical\" title=\"EXPERTISE: Software engineering (EN)\">software development\u003C\u002Fa> collaborate to develop new services.\u003C\u002Fp>\u003Cp>Some banks have already assigned large parts of IT directly to business departments. Ultimately, establishing such an organisational model and its new ways of working requires a fundamental cultural shift across the organisation.\u003C\u002Fp>",{"__typename":248,"id":331,"ctaLink":204,"pgSharedText":332,"pgSharedTitle":334,"pgSharedCtaLink":204},"34378",{"value":333,"processed":333,"format":253},"\u003Cp>So how should a CIO begin such a comprehensive transformation? Start by mapping the current IT landscape and defining a target vision for how technology and the organisation should evolve.\u003C\u002Fp>\u003Cp>A pragmatic first step is to select a single module – for example, payments, digital account opening, or customer onboarding – and use AI to fully analyse and understand it, including all dependencies and risks, before migrating it into a modern system.\u003C\u002Fp>\u003Cp>This creates an initial, verifiable learning model and quickly demonstrates the value of AI-assisted modernisation. From there, modules can be prioritised based on clear criteria – typically starting with those under the greatest pressure, such as regulatory requirements or urgent customer demands.\u003C\u002Fp>\u003Cp>When restructuring the organisation, pilot projects and teams should also be used to move towards the target operating model. Thinking in learning cycles is essential: observe, understand, adapt, review.\u003C\u002Fp>\u003Cp>In this way, IT architecture, organisation and culture evolve together, and incremental modernisation moves the bank toward the desired future state.\u003C\u002Fp>","Observe, understand, adapt, review",{"__typename":336,"id":337,"primaryImage":338,"pgCtaLink":360,"text":363,"title":364,"eyebrow":365},"ParagraphPgContentHero","34379",{"id":339,"sharedMediaLegend":204,"mediaImage":340,"name":359},"172989",{"url":341,"width":342,"height":343,"alt":344,"title":204,"size":345,"mime":222,"variations":204,"heroVariations":346},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002FLegacy_Modernisation_Header_Right.png",1739,1386,"Developer working on a laptop, coding in a modern digital environment.",3278729,[347,351,352,355,358],{"name":348,"url":349,"width":227,"height":350},"FOCAL_POINT21_SMALL","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_2_1_small\u002Fpublic\u002Fimages\u002FLegacy_Modernisation_Header_Right.png.webp?itok=sJC5f2UC",400,{"name":348,"url":349,"width":227,"height":350},{"name":353,"url":354,"width":227,"height":227},"FOCAL_POINT11_SMALL","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_1_1_small\u002Fpublic\u002Fimages\u002FLegacy_Modernisation_Header_Right.png.webp?itok=vrV9yb5L",{"name":356,"url":357,"width":233,"height":233},"FOCAL_POINT11_MEDIUM","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_1_1_medium\u002Fpublic\u002Fimages\u002FLegacy_Modernisation_Header_Right.png.webp?itok=53JBuy1h",{"name":356,"url":357,"width":233,"height":233},"Legacy_Modernisation_Header_Right.png",{"title":361,"url":362,"internal":7},"Learn more","\u002Fen\u002Fexpertise\u002Fai-implementation\u002Flegacy-modernisation","Our legacy system modernisation services combine engineering excellence with AI-powered techniques to build resilience and de-risk your transformation journey.","AI-powered legacy system modernisation","Expertise",[367],{"id":368,"name":369},"7","Banking",[371,374,377,380,383],{"id":372,"name":373},"110","AI",{"id":375,"name":376},"874","GenAI",{"id":378,"name":379},"19","Digital strategy",{"id":381,"name":382},"887","Business transformation",{"id":384,"name":385},"21","Software engineering",{"processed":387},"\u003Cp>Modernising legacy banking systems has become one of the most critical, but also most difficult, priorities for today’s CIOs. The technological shift alone is challenging – moving away from monolithic and cumbersome legacy systems toward a modular and interconnected IT architecture.\u003C\u002Fp>\n",{"timestamp":389},1773316800,[391,408],{"status":7,"contactName":392,"contactProfession":393,"contactLinkedinUrl":204,"sharedEmail":204,"sharedRefMedia":394},"Björn Lehnhardt","Former Managing Director Financial Services & Insurance, Germany",{"id":395,"sharedMediaLegend":204,"mediaImage":396,"name":407},"164541",{"url":397,"width":398,"height":398,"alt":392,"title":204,"size":399,"mime":271,"variations":204,"authorVariations":400},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002Fbjoern-lehnhardt.jpeg",648,37353,[401,403,404,405,406],{"name":353,"url":402,"width":398,"height":398},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_1_1_small\u002Fpublic\u002Fimages\u002Fbjoern-lehnhardt.jpeg.webp?itok=pN5mslPe",{"name":353,"url":402,"width":398,"height":398},{"name":353,"url":402,"width":398,"height":398},{"name":353,"url":402,"width":398,"height":398},{"name":353,"url":402,"width":398,"height":398},"bjoern-lehnhardt.jpeg",{"status":7,"contactName":409,"contactProfession":410,"contactLinkedinUrl":204,"sharedEmail":204,"sharedRefMedia":411},"Christian Heger","Former Group Head Digital Solutions & Partner",{"id":412,"sharedMediaLegend":204,"mediaImage":413,"name":425},"172178",{"url":414,"width":415,"height":415,"alt":416,"title":204,"size":417,"mime":271,"variations":204,"authorVariations":418},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002FChristian-Heger.jpeg",417,"Christian Heger, Group Head Software Excellence & Partner, Zühlke",58622,[419,421,422,423,424],{"name":353,"url":420,"width":415,"height":415},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_1_1_small\u002Fpublic\u002Fimages\u002FChristian-Heger.jpeg.webp?itok=rJq2uA4C",{"name":353,"url":420,"width":415,"height":415},{"name":353,"url":420,"width":415,"height":415},{"name":353,"url":420,"width":415,"height":415},{"name":353,"url":420,"width":415,"height":415},"Christian-Heger.jpeg",[427,460,497,525],{"id":428,"path":429,"sharedTeaserTitle":430,"sharedTeaserRefMedia":431,"sharedTaxrefIndustries":450,"sharedTaxrefExpertises":454},"26295","\u002Fen\u002Finsights\u002Ftop-emerging-manufacturing-industry-trends-for-2025","Top emerging manufacturing industry trends for 2025",{"id":432,"sharedMediaLegend":204,"mediaImage":433,"name":449},"170921",{"url":434,"width":435,"height":436,"alt":437,"title":204,"size":438,"mime":271,"variations":204,"relatedContentVariations":439},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002Fzuehlke_AI_in_the_value_chain_industry.jpg",1023,816,"Man looks at his tablet",226724,[440,442,443,447,448],{"name":225,"url":441,"width":227,"height":228},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_small\u002Fpublic\u002Fimages\u002Fzuehlke_AI_in_the_value_chain_industry.jpg.webp?itok=dP9G7zbI",{"name":225,"url":441,"width":227,"height":228},{"name":444,"url":445,"width":435,"height":446},"FOCAL_POINT32_MEDIUM","https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_medium\u002Fpublic\u002Fimages\u002Fzuehlke_AI_in_the_value_chain_industry.jpg.webp?itok=rXwMTWeL",682,{"name":444,"url":445,"width":435,"height":446},{"name":444,"url":445,"width":435,"height":446},"zuehlke_AI_in_the_value_chain_industry.jpg",[451],{"id":452,"name":453},"10","Industrial sector",[455,456,457],{"id":372,"name":373},{"id":375,"name":376},{"id":458,"name":459},"125","Cybersecurity",{"id":461,"path":462,"sharedTeaserTitle":463,"sharedTeaserRefMedia":464,"sharedTaxrefIndustries":479,"sharedTaxrefExpertises":486},"6582","\u002Fen\u002Finsights\u002Fmaking-products-and-manufacturing-more-sustainable","Making products and manufacturing more sustainable",{"id":465,"sharedMediaLegend":204,"mediaImage":466,"name":478},"6181",{"url":467,"width":233,"height":227,"alt":468,"title":204,"size":469,"mime":271,"variations":204,"relatedContentVariations":470},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002Fsustainable-pharma-medtech-products.jpg","Sustainable Healthcare Products",142451,[471,473,474,476,477],{"name":225,"url":472,"width":227,"height":228},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_small\u002Fpublic\u002Fimages\u002Fsustainable-pharma-medtech-products.jpg.webp?itok=9Fv-ln0B",{"name":225,"url":472,"width":227,"height":228},{"name":444,"url":475,"width":233,"height":227},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_medium\u002Fpublic\u002Fimages\u002Fsustainable-pharma-medtech-products.jpg.webp?itok=drJn9HNr",{"name":444,"url":475,"width":233,"height":227},{"name":444,"url":475,"width":233,"height":227},"sustainable-pharma-medtech-products.jpg",[480,483],{"id":481,"name":482},"13","MedTech",{"id":484,"name":485},"12","Pharma",[487,488,491,494],{"id":372,"name":373},{"id":489,"name":490},"875","Data",{"id":492,"name":493},"20","Hardware 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Elliman",1847594,[510,512,513,516,517],{"name":225,"url":511,"width":227,"height":228},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_small\u002Fpublic\u002Fimages\u002FThumbnail_Episode_1_Anjana_Susarla.png.webp?itok=pF5O6-lc",{"name":225,"url":511,"width":227,"height":228},{"name":444,"url":514,"width":515,"height":506},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_medium\u002Fpublic\u002Fimages\u002FThumbnail_Episode_1_Anjana_Susarla.png.webp?itok=u862SxEE",1080,{"name":444,"url":514,"width":515,"height":506},{"name":444,"url":514,"width":515,"height":506},"Thumbnail_Episode_1_Anjana_Susarla.png",[520],{"id":521,"name":522},"855","All industries",[524],{"id":372,"name":373},{"id":526,"path":527,"sharedTeaserTitle":528,"sharedTeaserRefMedia":529,"sharedTaxrefIndustries":546,"sharedTaxrefExpertises":550},"26536","\u002Fen\u002Finsights\u002Fdigital-foundations-why-nhs-transformation-depends-on-interoperability","NHS transformation depends on digital foundations and interoperability",{"id":530,"sharedMediaLegend":531,"mediaImage":532,"name":545},"171891","A female doctor looking outside of a window symbolising the NHS' challenges with it's ongoing transformation. ",{"url":533,"width":505,"height":534,"alt":535,"title":204,"size":536,"mime":271,"variations":204,"relatedContentVariations":537},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fimages\u002FHealing%20Hands%20and%20Healing%20Hearts.jpg",854,"A female doctor looking outside of a window. ",96156,[538,540,541,543,544],{"name":225,"url":539,"width":227,"height":228},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_small\u002Fpublic\u002Fimages\u002FHealing%20Hands%20and%20Healing%20Hearts.jpg.webp?itok=xEZqSaUX",{"name":225,"url":539,"width":227,"height":228},{"name":444,"url":542,"width":233,"height":227},"https:\u002F\u002Fcms.zuehlke.com\u002Fsites\u002Fdefault\u002Ffiles\u002Fstyles\u002Ffocal_point_3_2_medium\u002Fpublic\u002Fimages\u002FHealing%20Hands%20and%20Healing%20Hearts.jpg.webp?itok=EaDQtYcI",{"name":444,"url":542,"width":233,"height":227},{"name":444,"url":542,"width":233,"height":227},"Healing Hands and Healing Hearts.jpg",[547],{"id":548,"name":549},"826","Healthcare providers",[551,552,553,556],{"id":372,"name":373},{"id":489,"name":490},{"id":554,"name":555},"876","Data strategy",{"id":557,"name":558},"892","Ecosystems"]