26 to 44 of 44 Legacy Systems Jobs in Central London

target operating model (TOM) and associated Capability Architecture. This position will also have a focus on aligning business processes and capabilities to enable the replacement of legacy systems and support a wider business transformation, defining architectural principles and supporting the business case for the ERM/ERP programme. For this role you must have experience in providing More ❯

objectives, progress, and changes. Prepare and deliver stakeholder presentations and communications plans. Identify, document, and manage project risks, dependencies, and issues. Ensure timely identification & mitigation of blockers (e.g., legacy system decommissioning, resource constraints, vendor dependencies) Lead change management activities, including CAB submissions, user communications, and training. Develop user guides and documentation to support end-user readiness and adoption. More ❯

Product Manager – Digital & Asset Systems The Opportunity A leading organisation is delivering a major long-term infrastructure and sustainability programme. We’re looking for a Product Manager to take ownership of critical digital and data systems that support complex assets, large-scale projects, and multi-organisation collaboration. This role sits at the heart of a multi-billion-pound … shape the strategy and tools that enable efficiency, compliance, and smarter decision-making. What You’ll Be Doing Manage digital products spanning asset management, GIS, and programme/project systems . Shape and deliver a multi-year roadmap that aligns multiple stakeholders under one data strategy. Lead upgrades, migrations, and integrations of legacy systems into modern … local government, digital services, or infrastructure programmes) . Experience managing complex digital or data-driven products. Strong background in stakeholder alignment across multiple organisations. Comfortable working with both technical systems and non-technical users. Understanding of asset data, GIS, or large-scale programme systems. Agile mindset with the ability to manage change and modernisation. What’s on Offer More ❯

The platform acts as a “man in the middle” solution, empowering users with flexible scheduling , cached package delivery , and a consistent, user-friendly experience - solving the challenges of legacy System Center deployments and clunky update processes. With rich telemetry, direct user engagement, and a modern interface, WSM is redefining how enterprise device management should feel. 💼 The Role This More ❯

The platform acts as a “man in the middle” solution, empowering users with flexible scheduling , cached package delivery , and a consistent, user-friendly experience - solving the challenges of legacy System Center deployments and clunky update processes. With rich telemetry, direct user engagement, and a modern interface, WSM is redefining how enterprise device management should feel. 💼 The Role This More ❯

1️⃣ Senior Manager – Insurance Architect | London | Up to £115k + Package | Hybrid Insurance firms are under pressure to modernise — legacy systems, regulatory change, and shifting customer expectations mean transformation needs both strategic vision and technical precision . That’s where this Senior Manager-level role comes in. You’ll join a leading consulting practice, helping major insurers More ❯

1️⃣ Senior Manager – Insurance Architect | London | Up to £115k + Package | Hybrid Insurance firms are under pressure to modernise — legacy systems, regulatory change, and shifting customer expectations mean transformation needs both strategic vision and technical precision . That’s where this Senior Manager-level role comes in. You’ll join a leading consulting practice, helping major insurers More ❯

infrastructure practices across Europe and empowering teams to deliver quality software at speed. Who We Are 🐶 IVC Evidensia is undergoing a major digital transformation. From modernising legacy systems to building cloud-native platforms, we’re laying the technical foundations to support over 2,500 veterinary practices in 20 countries. The Role 💡 As Platform Engineering Manager, you’ll More ❯

delivering complex IT transformation programmes in large, global organisations. Strong track record of mainframe modernisation , ideally involving BlueAge or similar technologies – very desirable . Experience migrating legacy systems to public cloud environments – desirable . Demonstrated ability to manage multi-vendor delivery models and complex stakeholder landscapes. Experience in the reinsurance or insurance sector , ideally with exposure to More ❯

experience delivering complex IT transformation programmes in large, global organisations. Strong track record of mainframe modernisation , ideally involving BlueAge or similar technologies – very desirable. Experience migrating legacy systems to public cloud environments – desirable. Demonstrated ability to manage multi-vendor delivery models and complex stakeholder landscapes. Experience in the reinsurance or insurance sector , ideally with exposure to broking More ❯

for a major digital transformation programme. This role ensures readiness across business and technical teams, manages governance and stakeholder alignment, and oversees the successful transition from legacy systems to new services. Key Responsibilities Cutover Preparation Drive the development and sign-off of the Cutover Strategy and Cutover Design. Ensure ECC (Enterprise Command Centre) setup is completed and More ❯

for a major digital transformation programme. This role ensures readiness across business and technical teams, manages governance and stakeholder alignment, and oversees the successful transition from legacy systems to new services. Key Responsibilities Cutover Preparation Drive the development and sign-off of the Cutover Strategy and Cutover Design. Ensure ECC (Enterprise Command Centre) setup is completed and More ❯

security, and resilience of a mission-critical network spanning over 200 sites including stations, depots, offices, and data centres. As the business completes its transition from legacy systems to a modern Fortinet SD-WAN infrastructure, this position offers the chance to shape the future of connectivity across the network. You ll work closely with the Head of More ❯

adaptable Lead Engineer, with experience working across the Javascript and PHP stack to help lead the team and deliver new features to our AtlasNXT platform while supporting our legacy systems. You'll work across a variety of projects, contributing to the stability, scalability, and reliability of our products. Key Responsibilities Leading the planning and delivery of roadmap features … a technical leadership role Strong expertise in , React/React Native, and PHP across backend, frontend, and mobile development Proven ability to design and scale service-oriented, event-driven systems Experience with CI/CD pipelines, automated testing, and infrastructure as code (e.g. Terraform) Hands-on knowledge of containerisation (Docker, Kubernetes) and cloud platforms (AWS, GCP or Azure) Skilled … in cross-functional collaboration and stakeholder communication Strong analytical skills with a proactive, problem-solving mindset Desirable Experience in high-availability systems, cybersecurity frameworks (ISO, SOC), or Elixir development Background in fast-paced, start-up or scale-up environments Interest in stepping into or growing towards an Engineering Manager role Benefits This role is perfect for someone who thrives More ❯

Type: Permanent/Client-Facing Role About the Role Entasis Partners is supporting a leading consultancy to secure an experienced Enterprise Architect to drive technology and platform strategy, legacy system modernisation, and M&A integration initiatives. This is a high-impact, client-facing role where you’ll partner with senior stakeholders to define technology roadmaps, rationalise complex IT … technology and platform strategies to support business transformation objectives. Lead legacy system modernisation, including cloud migration, platform consolidation, and process optimisation. Drive M&A integration initiatives, aligning systems, data, and processes across organisations. Advise on enterprise architecture frameworks and best practices to ensure scalable, secure, and future-ready IT landscapes. Mentor and guide cross-functional teams, fostering … senior stakeholders. What We’re Looking For from the Lead Enterprise Architect Proven experience as an Enterprise Architect focused on technology and platform strategy. Hands-on experience with legacy system modernisation, cloud platforms (Azure, AWS, GCP), and IT transformation programmes. Experience leading or supporting M&A integration projects, including system consolidation and rationalisation. Strong stakeholder management and influencing More ❯

Type: Permanent/Client-Facing Role About the Role Entasis Partners is supporting a leading consultancy to secure an experienced Enterprise Architect to drive technology and platform strategy, legacy system modernisation, and M&A integration initiatives. This is a high-impact, client-facing role where you’ll partner with senior stakeholders to define technology roadmaps, rationalise complex IT … technology and platform strategies to support business transformation objectives. Lead legacy system modernisation, including cloud migration, platform consolidation, and process optimisation. Drive M&A integration initiatives, aligning systems, data, and processes across organisations. Advise on enterprise architecture frameworks and best practices to ensure scalable, secure, and future-ready IT landscapes. Mentor and guide cross-functional teams, fostering … senior stakeholders. What We’re Looking For from the Lead Enterprise Architect Proven experience as an Enterprise Architect focused on technology and platform strategy. Hands-on experience with legacy system modernisation, cloud platforms (Azure, AWS, GCP), and IT transformation programmes. Experience leading or supporting M&A integration projects, including system consolidation and rationalisation. Strong stakeholder management and influencing More ❯

is a dynamic mix of operational management, strategic delivery, and hands-on problem-solving. You will: Lead Tech Operations: Ensure the security, reliability, and performance of our core IT systems, data platforms, and infrastructure, working closely with 3rd party providers. Drive Strategy: Collaborate directly with the CEO and executive team to define and deliver the company's ambitious technology … data, and AI roadmap. Deliver Change: Lead key projects, including replacing legacy finance systems (QuickBooks), potentially implementing a new CRM, and integrating AI enhancements for patient engagement and business efficiency. Optimise Specialist Systems: Manage and enhance the performance of specialist mole mapping hardware and work with technical teams to leverage embedded AI for diagnostic support. Build … data, or technology management, ideally within a multi-system or growing organisation. Data Expertise: A strong understanding of data management, reporting, and analytics. System Management: Experience managing third-party systems (e.g., CRM, finance, or clinical platforms). Tech Awareness: Familiarity with hardware, embedded AI, or a clear enthusiasm for applied technology and automation. Foundational Knowledge: Solid grasp of cybersecurity More ❯

that is consolidating acquired data centres, innovating service models, and scaling rapidly. You’ll lead the harmonisation of different operating models into a unified, scalable platform—creating both strategic systems and people-first solutions. Your Impact: Operational Leadership: Redesign and optimise operations across multiple business units/data centres, ensuring scalability, consistency, and resilience as the company expands both …/end-to-end facility operations; can assess staffing models, workflow tools, SLA management, and vendor relationships. Track Record: Success at unifying disparate legacy operations into cohesive systems; experience with greenfield and brownfield assets is highly valued. Leadership: Natural team builder with strong people and change management skills—known for bringing diverse groups together and inspiring followership. More ❯

that is consolidating acquired data centres, innovating service models, and scaling rapidly. You’ll lead the harmonisation of different operating models into a unified, scalable platform—creating both strategic systems and people-first solutions. Your Impact: Operational Leadership: Redesign and optimise operations across multiple business units/data centres, ensuring scalability, consistency, and resilience as the company expands both …/end-to-end facility operations; can assess staffing models, workflow tools, SLA management, and vendor relationships. Track Record: Success at unifying disparate legacy operations into cohesive systems; experience with greenfield and brownfield assets is highly valued. Leadership: Natural team builder with strong people and change management skills—known for bringing diverse groups together and inspiring followership. More ❯