1 to 25 of 266 Legacy Systems Jobs in the UK excluding London

and they are in the process of continuing to evolve and modernise, they are undertaking a major transformation of their digital platforms, including the migration of legacy systems to Microsoft Dynamics and cloud-native solutions. We are looking for a talented Software Developer to contribute to the ongoing development and maintenance of in-house systems as … functional delivery teams. This is a hands-on role with both technical and stakeholder-facing responsibilities. Key Responsibilities Participate in the design, enhancement, and migration of legacy systems built in C#, VB.NET, and Angular/TypeScript, using MySQL, PostgreSQL, and SQL Server technologies. Maintaining core business-critical applications, ensuring reliability, maintainability, and ongoing evolution. Act as a … MySQL, and PostgreSQL. Familiarity with Amazon Web Services (AWS) or Azure. Experience working in a client-facing or business-facing technical role. Experience maintaining and modernising legacy systems, including VB.NET. Excellent communication skills and the ability to engage confidently with non-technical stakeholders. Experience integrating with or migrating to MS-Dynamics. Understanding of RESTful APIs, WSDL, and More ❯

successful candidate will be responsible for designing, planning, and delivering end-to-end data migration solutions — ensuring the integrity, accuracy, and completeness of data transitioning from legacy systems to Oracle Cloud ERP. Key Responsibilities Lead the data migration strategy, planning, and execution for the Oracle Cloud ERP implementation (Finance, Procurement, Projects, HR, etc.). Design and manage … data extraction, transformation, and loading (ETL) processes from multiple legacy systems into Oracle Cloud ERP. Develop data mapping and transformation logic , ensuring alignment with Oracle Cloud data models and business requirements. Collaborate with business process owners and functional leads to define data migration scope, rules, validation criteria, and reconciliation methods . Manage data cleansing, validation, and reconciliation … complex data migration strategies across large datasets. Experience in data profiling, cleansing, and reconciliation techniques. Hands-on experience with Excel-based data loads, REST APIs, and integration with external systems (desirable). Strong analytical, problem-solving, and communication skills. Experience working in agile or hybrid project environments and collaborating with cross-functional teams. Qualifications Bachelor’s degree in Information More ❯

supplements directly to our customers all over the world. We are proud to have a team of enthusiastic customers and colleagues who are all dedicated to creating a legacy of wellbeing. At Lifeplus we celebrate and embrace diversity and we believe that our success comes from creating a caring and fun community. Job Purpose: The primary purpose of … as a hands on Test Analyst with Project/Programme Go Live exposure. Perform ETL testing to validate data extraction, transformation logic, and loading accuracy between legacy systems and ERP platforms (Hands-on experience with tools like Informatica, Talend, SSIS, DataStage, or Azure Data Factory) Familiarity with validating data migration from legacy systems to More ❯

of AWS technologies such as Glue, Athena, LakeFormation, and DataBrew — unlocking the full potential of the organisation’s data assets. Working confidently across both AWS and legacy systems, you’ll source, validate, and connect data into a unified view, ensuring consistency and reliability. Collaboration will be at the heart of what you do. You’ll work closely … modern architectures, with proven experience using AWS tools such as Glue, Athena, LakeFormation, or DataBrew. You’ll also be adept at working across both cloud and legacy systems, with excellent communication skills that allow you to bridge technical and non-technical audiences alike. A proactive, curious mindset and a passion for using data to influence and improve More ❯

established business in Brentford is seeking an experienced BI Developer to join their BI & Data Team as they embark on a major transformation journey, moving from legacy systems towards a modern Microsoft ecosystem built on Azure and Fabric. The team operates mostly remotely, with office collaboration up to once per week alongside the wider BI & Data team … data models for performance and reusability Supporting governance, security, and compliance best practices in a modern data platform Tooling for migration and reconciliation of data from legacy systems or acquisitions Providing technical support and hands-on data engineering across the full stack We are looking for: Strong experience as a BI Developer, Data Engineer, or similar Hands … Solid background in database technologies (SQL), reporting tools (Power BI) Excellent communication skills to work across technical and non-technical teams Experience with migration projects (e.g., moving from legacy BI to Fabric) is desirable Knowledge of governance and security within Microsoft Purview is a plus You will be rewarded with: Salary up to £60,000 depending on experience More ❯

drive the evolution of our Player Account Management systems. Full-time Closes 03/12/2025 We are seeking innovative individual with proven experience in architecting complex software systems and a strong track record in stakeholder engagement, particularly within in fast-paced environments. Your expertise in Microsoft technologies, GoLang, Kubernetes, and cloud platforms will be invaluable as you … emerging technologies, and deliver scalable and reliable solutions. You will collaborate with Business stakeholders to translate requirements into a robust architectural vision, guiding the transformation of legacy systems into modern, cloud-based solutions This role is eligible for inclusion in the Company's hybrid working from home policy. Preferred Skills and Experience Demonstrable experience in a dedicated … Architect role, with a proven ability to design and deliver complex software systems in fast-paced environments. Demonstrated ability to produce vision documents and technical roadmaps from Business requirements. Experience with Microsoft technologies, such as VB.Net, WPF, C# and MSSQL Server, and successful migration to modern, cloud-based solutions. Detailed understanding of the architectural application of modern technology stacks More ❯

established business in Brentford is seeking an experienced BI Developer to join their BI & Data Team as they embark on a major transformation journey, moving from legacy systems towards a modern Microsoft ecosystem built on Azure and Fabric. The team operates mostly remotely, with office collaboration up to once per week alongside the wider BI & Data team … data models for performance and reusability Supporting governance, security, and compliance best practices in a modern data platform Tooling for migration and reconciliation of data from legacy systems or acquisitions Providing technical support and hands-on data engineering across the full stack We are looking for: Strong experience as a BI Developer, Data Engineer, or similar Hands … background in database technologies (SQL), and reporting tools (Power BI) Excellent communication skills to work across technical and non-technical teams Experience with migration projects (e.g., moving from legacy BI to Fabric) is desirable Knowledge of governance and security within Microsoft Purview is a plus You will be rewarded with: Salary up to £60,000 depending on experience More ❯

and business systems. You will play a central part in modernising our integrations, particularly through the development of API-driven solutions, while also providing support for legacy systems where needed. Collaborating with engineers across our two UK offices in Nottingham and Congleton and working directly with customers, you will tackle technical challenges that bridge software engineering with … Develop robust integrations using C, C# .NET, APIs, SQL, and MVC frameworks within Visual Studio • Maintain and enhance Windows-based desktop applications (WinForms, WPF, and VB.NET legacy systems) • Collaborate with customers and internal teams to scope, design, and deliver integration projects • Build and maintain scalable data solutions leveraging SQL, XML, and JSON • Debug, optimise, and performance tune … applications • Produce technical documentation • Support on-site commissioning, including occasional travel across the UK and overseas • Continuously learn and apply best practices in systems integration and automation software Required Skills • C and C# .NET proficiency • Strong SQL skills (queries, stored procedures, optimisation) • Knowledge of XML and JSON data structures • Desktop development in Windows environments (e.g., WinForms, WPF, VB.NET) • Hands More ❯

C, C# .NET, APIs, SQL and MVC frameworks within Visual Studio Design, develop and deploy integration solutions that connect the company’s automation platforms with customer ERP and business systems Work on internal projects to enhance and modernise the firm’s seamless integrations through the development of API driven solutions Provide regular support along with the rest of development … team in maintaining legacy systems when required Maintain and enhance Windows-based desktop applications (WinForms, WPF and VB.NET legacy systems) Collaborate with customers and internal teams to scope, design and deliver integration projects Build and maintain scalable data solutions leveraging SQL, XML and JSON Debug, optimise and deploy performance tune applications Produce accurate technical … JSON and XML data structures Desktop development experience in a Windows environment Experience using Git and JIRA for version control and tracking support tickets Experience configuring and implementing ERP systems highly advantageous Previous hands-on experience with web development languages and frameworks such as ASP.NET MVC, HTML and JavaScript About Express Recruitment Express Recruitment has been offering exceptional recruitment More ❯

truly innovative technology. The role: You will be a versatile and proactive Senior Full Stack Developer to join their team and help bridge the gap between legacy systems and modern application development. This is a hands-on role working on a ColdFusion-based application backed by an Oracle database, with a strong emphasis on both front-end … and back-end capabilities. Key Responsibilities Develop and maintain full stack solutions using Oracle DB Support legacy system migration and ERP integration efforts Build and consume APIs to enhance application functionality Collaborate with offshore development teams to ensure smooth delivery and coordination Contribute to front-end development using technologies like ColdFusion Participate in code reviews, testing, and deployment … SQL Exposure to ColdFusion or willingness to learn quickly Experience of front-end technologies and frameworks Experience with API development and integration (RESTful services) Familiarity with legacy systems and migration projects Ability to coordinate and communicate effectively with offshore teams The following benefits: 10% employer pension contribution 25 Days annual leave, plus public holidays Life assurance 4x More ❯

truly innovative technology. The role: You will be a versatile and proactive Senior Full Stack Developer to join their team and help bridge the gap between legacy systems and modern application development. This is a hands-on role working on a ColdFusion-based application backed by an Oracle database, with a strong emphasis on both front-end … and back-end capabilities. Key Responsibilities Develop and maintain full stack solutions using Oracle DB Support legacy system migration and ERP integration efforts Build and consume APIs to enhance application functionality Collaborate with offshore development teams to ensure smooth delivery and coordination Contribute to front-end development using technologies like ColdFusion Participate in code reviews, testing, and deployment … SQL Exposure to ColdFusion or willingness to learn quickly Experience of front-end technologies and frameworks Experience with API development and integration (RESTful services) Familiarity with legacy systems and migration projects Ability to coordinate and communicate effectively with offshore teams The following benefits: 10% employer pension contribution 25 Days annual leave, plus public holidays Life assurance 4x More ❯

benefits An established, financial services group is on the lookout for a Head of Data Engineering to lead their data platform transformation – a critical migration from legacy systems (SQL Server) to modern Azure cloud technologies. You’ll oversee a 40-person team of engineers (across the UK and offshore), guide delivery of critical regulatory and treasury projects … banking/financial services sector Strategic mindset with a delivery-focused leadership style Tech Environment: Azure Data Stack (Synapse, Databricks, Azure SQL, Power BI) SQL, Python Legacy systems primarily in SQL Server Interview Process: Initial 30-minute informal converdation 60-minute technical/competency interview with Engineering Managers Final 90 minute session with senior leadership (CDO, CTO More ❯

benefits An established, financial services group is on the lookout for a Head of Data Engineering to lead their data platform transformation - a critical migration from legacy systems (SQL Server) to modern Azure cloud technologies. You'll oversee a 40-person team of engineers (across the UK and offshore), guide delivery of critical regulatory and treasury projects … banking/financial services sector Strategic mindset with a delivery-focused leadership style Tech Environment: Azure Data Stack (Synapse, Databricks, Azure SQL, Power BI) SQL, Python Legacy systems primarily in SQL Server Interview Process: Initial 30-minute informal converdation 60-minute technical/competency interview with Engineering Managers Final 90 minute session with senior leadership (CDO, CTO More ❯

problems. About the Role:You will spearhead the development and enhancement of enterprise-level reporting capabilities, leading the migration and integration of reporting frameworks from various legacy systems into Oracle Fusion. This role demands a commitment to ensuring data accuracy, performance, and business alignment, delivering reliable, insightful, and scalable reporting solutions in close collaboration with stakeholders. Key … Responsibilities: Lead the development and enhancement of enterprise-level reporting capabilities within Oracle Fusion. Lead the migration and integration of reporting frameworks from legacy systems into Oracle Fusion. Ensure data accuracy, performance, and business alignment of all reporting solutions. Collaborate closely with stakeholders to deliver reliable, insightful, and scalable reporting solutions. Essential Skills & Experience: Deep expertise in More ❯

problems. About the Role: You will spearhead the development and enhancement of enterprise-level reporting capabilities, leading the migration and integration of reporting frameworks from various legacy systems into Oracle Fusion. This role demands a commitment to ensuring data accuracy, performance, and business alignment, delivering reliable, insightful, and scalable reporting solutions in close collaboration with stakeholders. Key … Responsibilities: Lead the development and enhancement of enterprise-level reporting capabilities within Oracle Fusion. Lead the migration and integration of reporting frameworks from legacy systems into Oracle Fusion. Ensure data accuracy, performance, and business alignment of all reporting solutions. Collaborate closely with stakeholders to deliver reliable, insightful, and scalable reporting solutions. Essential Skills & Experience: Deep expertise in More ❯

integration of cutting-edge AI and robotic solutions across both clinical and non-clinical services within our Trust. Your role will be pivotal in transitioning our legacy systems to advanced AI and robotic solutions, ensuring that innovations align with our strategic objectives and adhere to national standards. Why Join Us? Be part of a dynamic team that … integration of cutting-edge AI and robotic solutions across clinical and non-clinical services. This position will play a key role in transitioning the Trust's legacy systems to advanced AI and robotic solutions, working closely with cross-functional teams to ensure that innovations align with the Trust's strategic objectives and adhere to national standards.The postholder More ❯

Join one of the UK’s largest electrical wholesalers as we reimagine our technology for the digital age. We’re modernising our legacy systems and building new platforms powered by AWS and AI — and we need creative minds to help us shape the future! What You'll Do: We have a fantastic opportunity for a forward thinking … the face of IT with responsibility for raising, triaging and managing Incident, Service Request and Procurement tickets, as well as providing 1st Line support on a wide range of systems, applications and devices across UK, Ireland, Spain and Netherlands. As an IT Service Desk Team Lead, you will manage a team of Service Desk analysts, oversee daily operations, and … and a strong presence in the USA, Canada, Spain and Australia. Our IT and digital teams are driving the next chapter of our journey... Re-engineering legacy systems, adopting modern cloud technologies and exploring AI to deliver faster, smarter and more connected customer experiences. Our teams are distributed across the UK, USA, Canada, Spain and Australia. Our More ❯

working as part of a software development team in launching new web-based applications in the cloud. Ideally, if you have PM experience of bringing old legacy systems into modern, cloud-based software, then this would be ideal They are a host of web application-based projects, including a revamp of a huge legacy system … Working on Cloud & Web application-based projects Experience in Project Management through running complex projects with evidence of budget oversight Any experience of taking old software legacy systems and taking them into modern, cloud-based software would be a bonus This is a fantastic Senior software-based project manager role who will cover mainly Software delivery. A More ❯

working as part of a software development team in launching new web-based applications in the cloud. Ideally, if you have PM experience of bringing old legacy systems into modern, cloud-based software, then this would be ideal They are a host of web application-based projects, including a revamp of a huge legacy system … Working on Cloud & Web application-based projects Experience in Project Management through running complex projects with evidence of budget oversight Any experience of taking old software legacy systems and taking them into modern, cloud-based software would be a bonus This is a fantastic Senior Software Delivery Manager/Senior software-based project manager role who will More ❯

Job Title: Systems Engineer Location: Plymouth - Hybrid - 2 days per week on-site Role Type: Permanent Salary: 40,000 - 60,000 depending on experience Our client, an established engineering consultancy, require an experienced Systems Engineer to join their multi-disciplined team based in Plymouth. Please note we can only consider sole UK Nationals (no dual nationalities) due to … security clearance restrictions What the role of the Systems Engineer entails: Some of the main duties of the Systems Engineer will include: Work collaboratively with engineering discipline leads to obtain engineering assistance required, define activities and jointly establish Statements of Work. Work collaboratively with the client leadership to ensure goals of engagement are fulfilled, new ideas are discussed … and problem definition are done effectively and collaboratively Support the development of technical documentation including requirement sets, interface definitions, V&V plans and logical architectures. Apply and promote practical systems thinking in support of infrastructure and facilities maintenance projects Compile and peer review project and technical reports. Workload Management - Workload planning, estimating & scheduling, support project coordination if part of More ❯

IT Business Systems Analyst Location: Cullompton Job Description: Join our dynamic Technology team as an IT Business Systems Analyst , where you'll play a pivotal role in shaping and supporting the systems that drive our visionary logistics solutions. This is more than just a technical role - it's an opportunity to make a real impact across our … business, helping teams work smarter and deliver exceptional service to our customers. Key Responsibilities: Championing Business-Critical Systems: Configure, maintain, and support essential line-of-business systems that power our operations and enable us to deliver cutting-edge logistics solutions. Driving Change and Innovation: Lead the planning, implementation, and testing of system updates, feature releases, and configuration changes … Delivering Scalable Solution: Roll out our standard system solutions and processes to new sites and customers, ensuring consistency and scalability across the business. Modernising Operations: Migrate legacy systems and outdated processes to our group-standard platforms, unlocking efficiency and future-readiness. Optimising for Impact: Continuously refine system configurations and processes to ensure they're fully aligned with More ❯

IT Business Systems Analyst Location: Cullompton About Us: Welcome to Gregory Distribution Ltd, where technology and logistics come together to drive operational excellence. As part of our commitment to continuous improvement, we are undertaking a group-wide IT equipment upgrade. Join our dynamic Technology Team and be part of a project that will modernise and enhance our IT infrastructure … across the UK. Job Description: Join our dynamic Technology team as an IT Business Systems Analyst , where you'll play a pivotal role in shaping and supporting the systems that drive our visionary logistics solutions. This is more than just a technical role - it's an opportunity to make a real impact across our business, helping teams work … smarter and deliver exceptional service to our customers. Key Responsibilities: Championing Business-Critical Systems: Configure, maintain, and support essential line-of-business systems that power our operations and enable us to deliver cutting-edge logistics solutions. Driving Change and Innovation: Lead the planning, implementation, and testing of system updates, feature releases, and configuration changes - whether part of strategic More ❯

expectations. Very broadly, the role includes: Oversight of infrastructure, networks, cloud services, and business-critical applications, ensuring secure and reliable operations. Support for both legacy and modern systems, including ERP, CRM, Sage, Microsoft 365, and specialist software. Management and liaison with external providers, contractors, and internal teams to deliver IT solutions, support business projects, and align technology … resources. Administer Active Directory, including user provisioning, group policies, account decommissioning, and organisational structure management. Configure and manage VLANs, switches, routers, firewalls, and wireless networks. Administer and support telephony systems, including Avaya onsite PBX, VoIP services, and phone recording/information requests. Provide support for audio-visual equipment, conferencing systems, and meeting room technology. Assist with IT and … audio-visual setup at company events and meetings. Maintain and support ERP and CRM systems, including troubleshooting and vendor liaison. Provide support for legacy programs such as Sage 50 Accounts and Sage Manufacturing. Support and maintain specialist applications including Sage Payroll, Adobe Creative Cloud, KeyShot, and other business-critical software. Implement, manage, and support site-wide applications More ❯

you will be reporting to the Head of IT, the Business Analyst support the successful rollout of a new ERP instance and the wider transformation/assessment of business systems across the company. Acting as the interface between the IT team and the individual business units, the role will be instrumental in gathering, analysing and translating operational requirements into … met through correct selection of internal software platforms. Working closely with IT you will look to drive improvements to internal processes and help improve or replace legacy systems used by the company. To act independently and as part of the team as a Business Analyst. To establish good working relationships across the business including business support functions … Projects, Business development and Engineering. Main Duties & Responsibilities: Gather information on systems (on prem/cloud) used by multiple business units. Analyse current systems, particularly in preparation for deployment of the new ERP instance. Create clear and concise documentation of processes. This will include functional specifications and technical requirements. Act as a liaison between business teams and technical More ❯

technologies Ability to recommend solutions to improve new and existing database systems. Assess data implementation procedures to ensure they comply with internal and external regulations. Install and organize information systems to guarantee functionality. Prepare accurate database design and architecture reports for management and executive teams. Oversee the migration of data from legacy systems to new solutions. … Educate staff members through training and individual support. Offer support by responding to system problems in a timely manner. Requirements: Strong knowledge of database structure systems and data mining. Knowledge of systems development, including system development life cycle, project management approaches and requirements, design and testing techniques Proficiency in data modeling and design, including SQL development and database More ❯