126 to 150 of 368 Legacy Systems Jobs in England

tackle complex challenges using tools like Hadoop, Spark, and modern visualisation frameworks while implementing automation that drives government efficiency. You'll collaborate with stakeholders to transform legacy systems, implement data governance frameworks, and ensure solutions meet the highest security standards. Our deep expertise in public sector digital transformation and established presence across defence and government organisations offer … unique opportunities to shape the future of UK public services through innovative data-driven solutions. With our strong technical foundation and focus on mission-critical systems, you'll be part of a team delivering nationally significant projects that have a real impact on public service delivery. If you're passionate about applying cutting-edge data science and engineering in … you will: Data Engineering Focus: Design, implement, and maintain scalable data pipelines and ETL processes Develop and maintain data warehouses and data lakes Implement data quality monitoring and validation systems Create and maintain data documentation and cataloguing systems Optimize data storage and retrieval systems Implement data security and governance frameworks Build and maintain data APIs and services More ❯

tackle complex challenges using tools like Hadoop, Spark, and modern visualisation frameworks while implementing automation that drives government efficiency. You'll collaborate with stakeholders to transform legacy systems, implement data governance frameworks, and ensure solutions meet the highest security standards. Our deep expertise in public sector digital transformation and established presence across defence and government organisations offer … unique opportunities to shape the future of UK public services through innovative data-driven solutions. With our strong technical foundation and focus on mission-critical systems, you'll be part of a team delivering nationally significant projects that have a real impact on public service delivery. If you're passionate about applying cutting-edge data science and engineering in … you will: Data Engineering Focus: Design, implement, and maintain scalable data pipelines and ETL processes Develop and maintain data warehouses and data lakes Implement data quality monitoring and validation systems Create and maintain data documentation and cataloguing systems Optimize data storage and retrieval systems Implement data security and governance frameworks Build and maintain data APIs and services More ❯

tackle complex challenges using tools like Hadoop, Spark, and modern visualisation frameworks while implementing automation that drives government efficiency. You'll collaborate with stakeholders to transform legacy systems, implement data governance frameworks, and ensure solutions meet the highest security standards. Our deep expertise in public sector digital transformation and established presence across defence and government organisations offer … unique opportunities to shape the future of UK public services through innovative data-driven solutions. With our strong technical foundation and focus on mission-critical systems, you'll be part of a team delivering nationally significant projects that have a real impact on public service delivery. If you're passionate about applying cutting-edge data science and engineering in … you will: Data Engineering Focus: Design, implement, and maintain scalable data pipelines and ETL processes Develop and maintain data warehouses and data lakes Implement data quality monitoring and validation systems Create and maintain data documentation and cataloguing systems Optimize data storage and retrieval systems Implement data security and governance frameworks Build and maintain data APIs and services More ❯

This company is the trusted global tech partner for some of the worlds leading energy suppliers. They're helping drive a major shift away from outdated legacy systems and into the future of energy tech. Theyve been recognised as one of the Top 50 UK Tech Companies to Work For, ranking 45th. With backing from a major … lies in empowering others and leading with impact rather than doing it all yourself. What you bring You have solid experience with C#, SQL, JavaScript, and cloud-based distributed systems, along with a strong background in building and executing roadmaps. You think in Agile terms and are confident breaking complex problems into clear, deliverable steps. Youre organised, able to More ❯

company is embarking on a greenfield NetSuite implementation to unify operations and drive scalability. Key Responsibilities Lead the end-to-end data migration process from multiple legacy systems into NetSuite. Develop and execute a robust data cleansing strategy to ensure accuracy, consistency, and completeness across all acquired entities. Define data mapping, transformation, and validation rules in collaboration More ❯

company is embarking on a greenfield NetSuite implementation to unify operations and drive scalability. Key Responsibilities Lead the end-to-end data migration process from multiple legacy systems into NetSuite. Develop and execute a robust data cleansing strategy to ensure accuracy, consistency, and completeness across all acquired entities. Define data mapping, transformation, and validation rules in collaboration More ❯

company is embarking on a greenfield NetSuite implementation to unify operations and drive scalability. Key Responsibilities Lead the end-to-end data migration process from multiple legacy systems into NetSuite. Develop and execute a robust data cleansing strategy to ensure accuracy, consistency, and completeness across all acquired entities. Define data mapping, transformation, and validation rules in collaboration More ❯

the organisation. THE ROLE As a Data Engineer, you'll play a pivotal role in designing and implementing robust data pipelines, supporting the migration from legacy Azure systems to Databricks, and working closely with stakeholders to deliver tailored data solutions. This role combines hands-on development with collaborative architecture design, and offers the opportunity to contribute to More ❯

timelines. Improving the technical landscape with the focus on observability. What will I be doing (but in bullet points) Working on our large re-platforming project migrating from legacy .NET MVC to .NET Core Proposing guidance and patterns to help build good products. You will be involved in making decisions of which tooling and frameworks we use. Interacting … applications using modern techniques. Estimating complex technical stories and breaking them down. Git knowledge particularly around release branches and git tags. Prior experience developing solutions and integrating with legacy systems. Pragmatic and able to adapt working in a fast-paced environment. Experience with AWS or cloud native tech and event driven architecture. We'd love you to have … of working in regulated space. Demonstrates a strong appreciation for player safety and responsible gaming principles, embedding them into technical decisions and feature development. Understands the importance of building systems that support regulatory compliance, transparency, and harm prevention. Champions a "safeplay" mindset by considering the impact of new features on player wellbeing and advocating for safeguards where appropriate. Experience More ❯

roles, preferably within SaaS or web-based application environments. Proven success delivering digital services in fast-paced, complex technical delivery environments. Familiarity with both new and legacy systems, maintaining complex product and service portfolios. Strong planning and organising skills with an ability to prioritise and communicate trade-offs clearly. Exceptional relationship builder, able to influence at all More ❯

timelines. Improving the technical landscape with the focus on observability. What will I be doing (but in bullet points) Working on our large re-platforming project migrating from legacy .NET MVC to .NET Core Proposing guidance and patterns to help build good products. You will be involved in making decisions of which tooling and frameworks we use. Interacting … Experience in automated testing. Estimating complex technical stories and breaking them down. Git knowledge particularly around release branches and git tags. Prior experience developing solutions and integrating with legacy systems. Pragmatic and able to adapt working in a fast-paced environment. We'd love you to have experience in these areas, but it's not essential Experience with More ❯

For Proven experience as a Technical Delivery Manager or similar role in software/application delivery. Strong background in cloud migration (AWS, Azure, or GCP) and modernisation of legacy systems. Experience managing multi-workstream programmes in Agile, SAFe, or hybrid delivery models. Excellent stakeholder engagement and communication skills - able to bridge technical and business teams. SC Clearance or More ❯

improve existing Anaplan models. Provide guidance and train users on how to maximize Anaplan capabilities. Monitor and ensure that users adopt the new planning tools, minimizing reliance on legacy systems. Stay up to date with the latest product releases on Anaplan, ensuring best practices are followed. The Successful Applicant The successful candidate will have: Experience with building and More ❯

analysis qualification e.g. BCSDiploma in Business Analysis or IIBA CCBA orCBAP • Familiar with enterprise architecture tools (e.g.Orbus), Agile tools (e.g. JIRA/Azure DevOps). • Experience in digital transformation - legacysystems to modern architecture patterns (e.g. microservices/data hubs) • Experience in developing business cases/defininginitiatives. • Experience in developing customer journeys Elexon career path/Potential next role(s More ❯

a new finance system implementation project (Microsoft Dynamics Business Central) for a progressive and values-led organisation in the healthcare sector.This role requires a blend of finance and technical systems knowledge and will be working from their offices near Cambourne, with occasional travel to sites across the East of England. About the Role You will support the end-to … shape processes, drive testing and training, lead data cleansing and migration activities. This project is ideal for someone who: Has previously worked on system implementations (specifically finance/ERP systems) Brings strong finance process knowledge - from AP to Management Accounting Can coordinate across teams with a hands-on and solution-focused approach Is confident managing data, testing plans, and … change with attention to detail Key Responsibilities Coordinate and support all phases of the finance system roll-out Data cleansing and migration from legacy systems Help design procurement, stock, and invoice automation processes Support user training and internal communications Act as a liaison between stakeholders and software providers What You'll Bring Hands-on experience supporting finance More ❯

Leads the technical design, roadmap, and strategic direction for the Group's Microsoft Cloud, Directory Services, and systems-related technical capabilities. Function as team lead for Active Directory/Entra ID/Windows environment, provide oversight on daily activities to set priorities, function as mentor, help with problem escalation, and communicate significant problems or issues to management Provide design … developers, network security engineers, database analysts, network managers, and implementation teams. Participate in the identification of vulnerabilities and their mitigation Participate in the analysis and redesign of existing infrastructure systems and services Participate in the analysis, design and implementation of future infrastructure systems and services Create and maintain documentation on SOPs and System Design Research, evaluate, recommend and … implement new systems technologies Perform capacity planning, upgrades and expansion of Active Directory environment Maintain effective communications with vendors, peers and clients in support of assigned projects Effectively coordinates project efforts so that deliverables are met within the appropriate timeframe and budget constraints or budget estimates. Documentation of technical work is required with every project and technical standard Strong More ❯

Senior AI Developer £80,000 + bonus + benefits International eCommerce organisation is looking for a Senior AI Developer to lead the modernization of core systems using AI to improve performance and efficiency. We need a highly skilled Lead Developer with proven experience migrating Legacy systems and implementing AI-powered solutions. Experience with modern languages and … frameworks is a plus. About the Role: Play a pivotal role in transforming technology stack and driving the adoption of AI-powered tools to enhance development workflows. Modernising critical systems and implement intelligent solutions that support business growth. Key Responsibilities: Lead the migration of Legacy systems to a modern tech stack (cloud platforms, APIs) Design and … teams to redesign and improve core business applications Mentor junior developers, fostering a culture of continuous learning and innovation Essential Skills: 5+ years software development experience, including significant Legacy system modernization Relational database expertise (eg, Microsoft SQL Server) Familiarity with REST APIs and cloud infrastructure Hands-on experience with AI-based developer tools (eg, GitHub Copilot, ChatGPT, Tabnine More ❯

are looking for an experienced Workday expert to manage, maintain, and optimise their global HR systems. Role Overview: You will act as the technical expert for Workday and HR systems, providing 2nd and 3rd line support and working closely with HR and business teams. Your work will involve system configuration, integration management, upgrades, troubleshooting, and supporting reporting and automation … solving and troubleshooting skills. Advanced Excel and SQL/data reporting capabilities. Understanding of data privacy and compliance in HR systems. Experience migrating data from legacy HR systems is advantageous. Strong communication skills and stakeholder engagement. Collaborative mindset with attention to detail. More ❯

of the DealCloud CRM platform—driving configuration, integration, and continuous improvement across the business. This is a hands-on, configuration-heavy role ideal for someone who thrives on aligning systems with business strategy in a fast-paced, data-rich environment. Key Responsibilities: Take ownership of the DealCloud CRM platform, managing configuration, user roles, workflows, and customisations. Optimise platform performance … by maintaining system integrations and monitoring reliability. Lead data migration from legacy systems—ensuring high standards of accuracy, integrity, and consistency. Partner with Investment Bankers, Ops, Business Support and IT to translate business needs into platform solutions. Deliver an effective change and release management process to support ongoing platform evolution. Provide training, documentation, and first-line support … modern release processes. Excellent communication and stakeholder engagement skills. Experience in investment banking or financial services environments. Familiar with Microsoft Office Suite and standard business applications. Degree in Information Systems or similar (2:1 or above preferred). For a full consultation on this role please email your CV to Arc. More ❯

evolution of the DealCloud CRM platformdriving configuration, integration, and continuous improvement across the business. This is a hands-on, configuration-heavy role ideal for someone who thrives on aligning systems with business strategy in a fast-paced, data-rich environment. Key Responsibilities: Take ownership of the DealCloud CRM platform, managing configuration, user roles, workflows, and customisations. Optimise platform performance … by maintaining system integrations and monitoring reliability. Lead data migration from legacy systemsensuring high standards of accuracy, integrity, and consistency. Partner with Investment Bankers, Ops, Business Support and IT to translate business needs into platform solutions. Deliver an effective change and release management process to support ongoing platform evolution. Provide training, documentation, and first-line support to ensure … modern release processes. Excellent communication and stakeholder engagement skills. Experience in investment banking or financial services environments. Familiar with Microsoft Office Suite and standard business applications. Degree in Information Systems or similar (2:1 or above preferred). For a full consultation on this role please email your CV to Arc. More ❯

with changes and upgrades to software platforms. Convert legacy Hyperion reports to SSRS. Software Development: Analysis of issues pertaining to problems or errors raised by in-house systems, i.e. CORE, SharePoint interface, Equation end of day cycle. Understanding business requirements in order to develop and deliver appropriate solutions based on system definition documents. Proficiency in advanced 4GL … CORE environment. To build tabular models (SSAS) for different business units. To build reports based on business requirements using SQL SSRS. To integrate with all the Bank’s sub-systems using data abstraction and connectivity layers, i.e. ODBC, ADO.net. Ensure that the environment is running optimally and with high standard house-keeping procedures. Sharepoint Integration: To integrate the SharePoint … with Equation system to introduce automation of processes thereby eliminating the need for duplicate entry. To utilise web services to integrate from cutting edge technology into legacy systems such as Equation. End of Day Cycle: To provide second and third level support for in-house programmes during the end of day cycle. To be able to analyse More ❯

join during phase 1 of a multi-year strategy to unify and modernise their data, cloud, and tech set-up, including the move from on-prem legacy systems to the cloud (which will most likely be Azure). Reporting into their new CIO/CTO, you'll play a pivotal role in shaping and executing their enterprise … Trent, in line with their highly collaborative and close-knit culture. What You'll Be Doing: Assessing the current data estate across on-prem, cloud, and legacy systems Designing and implementing a scalable, future-proof data architecture Leading the migration from legacy tools (e.g., SSIS, SSRS) to modern platforms like Azure Data Factory and Power More ❯

join during phase 1 of a multi-year strategy to unify and modernise their data, cloud, and tech set-up, including the move from on-prem legacy systems to the cloud (which will most likely be Azure). Reporting into their new CIO/CTO, you'll play a pivotal role in shaping and executing their enterprise … Trent, in line with their highly collaborative and close-knit culture. What You'll Be Doing: Assessing the current data estate across on-prem, cloud, and legacy systems Designing and implementing a scalable, future-proof data architecture Leading the migration from legacy tools (e.g., SSIS, SSRS) to modern platforms like Azure Data Factory and Power More ❯

join during phase 1 of a multi-year strategy to unify and modernise their data, cloud, and tech set-up, including the move from on-prem legacy systems to the cloud (which will most likely be Azure). Reporting into their new CIO/CTO, you'll play a pivotal role in shaping and executing their enterprise … don't live close enough to commute on a daily basis. What You'll Be Doing: Assessing the current data estate across on-prem, cloud, and legacy systems Designing and implementing a scalable, future-proof data architecture Leading the migration from legacy tools (e.g., SSIS, SSRS) to modern platforms like Azure Data Factory and Power More ❯

join during phase 1 of a multi-year strategy to unify and modernise their data, cloud, and tech set-up, including the move from on-prem legacy systems to the cloud (which will most likely be Azure). Reporting into their new CIO/CTO, you'll play a pivotal role in shaping and executing their enterprise … don't live close enough to commute on a daily basis. What You'll Be Doing: Assessing the current data estate across on-prem, cloud, and legacy systems Designing and implementing a scalable, future-proof data architecture Leading the migration from legacy tools (e.g., SSIS, SSRS) to modern platforms like Azure Data Factory and Power More ❯