1 to 25 of 93 Remote Legacy Systems Jobs in the UK

mission-critical data migration projects. You'll be part of an expert unit supporting onboarding for a new cloud platform - working directly with raw datasets from legacy systems and transforming them into future-ready digital infrastructure. What You'll Be Doing: Leading data migration and ETL projects for UK public sector software implementations Analysing and mapping legacy database schemas (Oracle, SQL Server, Postgres) Extracting raw data from legacy systems, often with limited documentation Writing and executing SQL scripts and/or using ETL tools to build data pipelines Creating transformation logic and performing reconciliation and validation Working closely with customers and internal teams to troubleshoot and ensure smooth migrations This role is … Problem-solving mindset when facing incomplete or messy data A consulting approach - proactive, collaborative, and detail-driven Nice to Have: Experience with UK Local Government datasets or public sector systems Familiarity with cloud platforms (Azure, AWS, GCP) Knowledge of spatial data tools (ArcGIS, QGIS) Experience with document management systems and data validation processes What's in it for More ❯

Systems Engineering Lead Location: Farnborough, with flexibility to work from home dependent on business demands The Role: We are in search of a Systems Engineering Lead for our Leidos engineering capability. The successful Systems Engineer will have a full understanding of the principles of systems engineering, will have prior experience as a Systems Engineer on … a major programme involving accepting and integrating deliveries from suppliers. As a Systems Engineer in Leidos, you will be immersed in one of our key programmes transformation from legacy systems to cloud. On behalf of our central government customer, you will have direct impact on the current and future iterations of one of our most important … pieces of critical national infrastructure. If this sounds like the kind of environment where you can thrive, keep reading! Using your experience in Systems Engineering, you will be responsible for working with customers and suppliers to execute/lead Systems Engineering activities across the full lifecycle. What Youll Be Doing: Leader of a high-performing team to deliver More ❯

Systems Engineering Lead Location: Farnborough, with flexibility to work from home dependent on business demands The Role: We are in search of a Systems Engineering Lead for our Leidos engineering capability. The successful Systems Engineer will have a full understanding of the principles of systems engineering, will have prior experience as a Systems Engineer on … a major programme involving accepting and integrating deliveries from suppliers. As a Systems Engineer in Leidos, you will be immersed in one of our key programmes transformation from legacy systems to cloud. On behalf of our central government customer, you will have direct impact on the current and future iterations of one of our most important … pieces of critical national infrastructure. If this sounds like the kind of environment where you can thrive, keep reading! Using your experience in Systems Engineering, you will be responsible for working with customers and suppliers to execute/lead Systems Engineering activities across the full lifecycle. What Youll Be Doing: Leader of a high-performing team to deliver More ❯

and optimising data solutions that drive regulatory, operational, and analytical capabilities across multiple banking areas. As a contractor, you will play a key part in modernising legacy systems, enabling migration to a unified data platform, and ensuring high standards of quality, security, and performance. You will work within a cross-functional Agile team in a international environment … collaborating with analysts, engineers, and stakeholders to deliver impactful data solutions. Key Responsibilities Design and implement systems for data ingestion, processing, storage, and sharing Build scalable, reliable, high-performance data architectures Develop and maintain ETL/ELT pipelines for regulatory, operational, and analytical needs Modernise legacy systems and support platform migration initiatives Maintain high data quality … Redshift ) Working knowledge of enterprise platforms ( Oracle DB, SAP IQ, SAP Data Services, SAP Business Objects ) and Power BI Experience with integration patterns (real-time, event-driven, bridging legacy to modern platforms) SQL and NoSQL database expertise Exposure to DevOps practices (infrastructure as code, test automation, security best practice) Fluent English (spoken and written More ❯

a wide variety of projects across both modern and legacy systems. Unlike companies where engineers spend years on the same product, this business offers exposure to diverse systems and infrastructures, from short-term initiatives to large-scale programmes. Following a recent restructure, the development function has been unified into a single, collaborative team. This creates a unique … remain hands-on, contributing across the full stack and helping deliver high-quality solutions. The position is varied, offering the chance to work across modern and legacy systems, cloud platforms, and a broad technology stack. It’s an excellent opportunity for someone who enjoys balancing coding and leadership responsibilities. Key Skills: Essential Strong background in C# software … MSSQL, Postgres, or equivalent) Proven track record in leading and mentoring developers Broad technical foundation with ability to work across frontend and backend Desirable RabbitMQ or other message broker systems HTML, CSS, JavaScript (React or Vue desirable) Redis, APIs, Git, Bootstrap, SOLR (or equivalent) Experience with both modern and legacy systems Candidate Profile: Senior engineer with More ❯

partner for a government agency's transformation programme. They are looking for a Lead Technical Architect to join the a high-profile initiative aimed at modernising legacy systems and improving data validation across the client's business gateway. This is a fully remote role, working within a blended agile team of consultancy and end client staff. You … To be considered, you'll need: Strong background in technical architecture within large-scale digital programmes Deep understanding of API Gateway design and enhancement Experience modernising legacy systems and migrating to cloud-native platforms Solid grasp of AWS (API Gateway, Lambda, S3, VPC) Familiarity with Java, DB2, relational databases, and network concepts Desirable experience includes: OpenAPI schemas More ❯

someone who has good programming skills Microsoft programming languages. The team uses cutting edge technology, but you will ideally be versed with a wide variety of legacy systems and migrating away from these to new cutting-edge technology solutions. These positions report to the Integration Lead and Architect and you will be working alongside a team of … . Responsibilities: Design and support all integration processes including migrations to and from new businesses as well as within internal applications and databases. Migrations away from legacy systems into new applications Review, support, feedback and size requirements produced by the Analysis team. Manage your delivery commitments within the relevant sprints to ensure timely and quality delivery of More ❯

someone who has good programming skills Microsoft programming languages. The team uses cutting edge technology, but you will ideally be versed with a wide variety of legacy systems and migrating away from these to new cutting-edge technology solutions. These positions report to the Integration Lead and Architect and you will be working alongside a team of … . Responsibilities: Design and support all integration processes including migrations to and from new businesses as well as within internal applications and databases. Migrations away from legacy systems into new applications Review, support, feedback and size requirements produced by the Analysis team. Manage your delivery commitments within the relevant sprints to ensure timely and quality delivery of More ❯

a complex Oracle Fusion Finance Transformation. As part of this programme, they are seeking an Oracle Project Manager to oversee the technical delivery of integrations between legacy systems and Oracle ERP. The Role: We are looking for a tech-savvy Oracle Project Manager to focus on the end-to-end delivery of Oracle ERP integrations, covering build … and production deployment. This role requires someone who can bring structure, pace, and accountability. Key Responsibilities & Experience: Manage the delivery of inbound and outbound integrations between legacy systems and Oracle ERP (circa 60 integrations and 10 endpoints). Oversee build, testing, release management, and production cutover activities. Lead distributed nearshore and offshore teams, ensuring effective collaboration across … hands-on Agile delivery expertise, including sprint ceremonies and reporting. Strong track record of managing distributed teams across nearshore and offshore models. Beneficial: familiarity with .NET technologies within legacy estates. Role Details: Job Role: Oracle Project Manager Contract: 6 months initially (with high potential for extension) Location: Hybrid – 3 days per week onsite (Midlands) Rate: £500 - £550 per 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! About the Role: We're looking for a Talent Acquisition Partner with a … we work. What you'll bring: Proven experience in technology recruitment (either in-house or agency) with exposure to complex, hard-to-fill requirements. Previous experience using applicant tracking systems and ideally exposure to CRMs (we use LeverTRM). Deep understanding of the technology landscape - from engineering to emerging digital skills. Strong stakeholder management skills, with the confidence to … 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. We're a predominantly remote workforce with teams distributed across the UK, USA 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! About the Role: We’re looking for a Talent Acquisition Partner with a … we work. What you'll bring: Proven experience in technology recruitment (either in-house or agency) with exposure to complex, hard-to-fill requirements. Previous experience using applicant tracking systems and ideally exposure to CRMs (we use LeverTRM). Deep understanding of the technology landscape – from engineering to emerging digital skills. Strong stakeholder management skills, with the confidence to … 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. We’re a predominantly remote workforce with teams distributed across the UK, USA More ❯

alignment with our platform and the needs of our customers. MongoDB Pre-Sales Solution Architects are responsible for guiding our customers and users to design and build reliable, scalable systems using our data platform. Our team is made up of seasoned technical sales professionals, software architects, entrepreneurs, and developers who take direct responsibility for customer success, including the design … languages (e.g. Python, Node.js, SQL) and/or popular programming languages (e.g. C/C++, Java, C#) in a professional capacity Experience designing with scalable and highly available distributed systems in the cloud and on-prem Demonstrated ability to work with customers to review complex architecture of existing applications, providing guidance on how to improve by leveraging technology Excellent … with any of the major cloud providers Experience with database programming and data models Experience in data engineering or AI/ML projects Experience in transforming legacy systems and platforms into modern, scalable, and efficient technology stacks Understanding of popular sales methodologies/frameworks such as MEDDPICC/Command of the Message A MongoDB Certification What you More ❯

Apply: Joining a busy Application Services Development Team, you will be supporting the enhancements and modifications of key Policing applications as well as the migration of legacy systems to new systems and necessary integrations. It's a fascinating role developing and enhancing a Police Forces Applications, (as well as the API's so that they integrate More ❯

/C# and WPF to guide the evolution of our LegalTech products. This is a hands-on leadership and technical role where you'll set technical direction, architect scalable systems, and ensure the delivery of high-quality, performant applications-ranging from modern WPF-based desktop software to robust cloud services. You'll play a critical part in mentoring engineers … embed testing into architecture and development, improving testability and enabling earlier defect detection. Use profiling and diagnostics tools to address performance, memory, and runtime optimizations. Refactor legacy systems to modern standards, boosting maintainability, coverage, and stability. Leverage tools like Autofac and clean architecture patterns to maintain loosely coupled and testable codebases. Team Mentorship & Collaboration Act as a More ❯

and ensuring quality throughout. Solve complex technical and business problems with pragmatic, results-oriented solutions. Our Tech We work across many projects, some involving integrations with Legacy systems, so a strong conceptual understanding of software architecture is key. Current and upcoming projects involve: Frontend: React, Angular, strong TypeScript knowledge Backend: C#, SQL (Postgres primarily, others possible), PHP More ❯

/FMCG Employment Type: Contract/Freelance About the Role We are working on a major global initiative that bridges the gap between Operational Technology (OT) and Enterprise IT systems across a diverse and evolving manufacturing landscape. This role sits at the intersection of engineering, project delivery, and technology integration. You will lead complex IT/OT integration projects … working hands-on with site teams to connect plant-level systems into enterprise infrastructure - all while ensuring stakeholder alignment, risk mitigation, and practical on-the-ground execution. This role is ideal for someone with deep technical knowledge, strong project leadership, and experience navigating the challenges of real-world manufacturing environments. Key Responsibilities Lead the end-to-end delivery of … IT/OT integration projects across global manufacturing sites. Act as the bridge between engineering, IT, cybersecurity, and site operations. Assess, design, and implement solutions that integrate control systems, sensors, MES, and other OT assets into enterprise networks. Adapt solutions to a wide range of equipment vintages, from legacy systems to modern infrastructures. Ensure practical deployment More ❯

and increase advanced analytics. What You'll Be Doing: Designing and building robust data pipelines using AWS Glue, Lambda, S3, and Redshift Leading the migration of legacy systems to a modern AWS architecture Ensuring data quality, integrity, and performance across platforms Developing scalable lakehouse and warehouse solutions Operationalizing machine learning models and analytics workflows Mentoring junior engineers More ❯

and real-world usage. Solve complex technical and business problems with pragmatic, results-oriented solutions. Our Tech We work across many projects, some involving integrations with Legacy systems, so a strong conceptual understanding of software architecture is key. Current and upcoming projects involve: Frontend: React, Angular, strong TypeScript knowledge Backend: C#, SQL (Postgres primarily, others possible), PHP More ❯

our most pressing data problems including GenAI applications Integrate data from a variety of sources, assuring that they adhere to data quality and technical standards. Migrating legacy systems into a modern scalable platform Creating frameworks and processes for data pipelines across the data and analytics platform Improve data engineering processes and roll these out across our team More ❯

Are you passionate about building robust, high-performance data platforms? We're seeking a Data Engineer to join a growing technology team, driving the modernization of legacy systems and the development of scalable, cloud-native solutions. This is a high-visibility role with the opportunity to make a direct impact across the business. Why this role? Work More ❯

Are you passionate about building robust, high-performance data platforms? We're seeking a Data Engineer to join a growing technology team, driving the modernization of legacy systems and the development of scalable, cloud-native solutions. This is a high-visibility role with the opportunity to make a direct impact across the business. Why this role? Work More ❯

and maintaining scalable data pipelines, resolving data quality issues, and collaborating closely with analysts, engineers, and stakeholders. If you thrive in a fast-paced environment and enjoy optimising data systems, this could be a great match. Key Responsibilities: Design, develop, and maintain scalable data pipelines for both operational and analytical needs Ensure high data integrity through best practices in … validation and quality assurance Investigate and resolve data issues, identifying root causes and implementing sustainable solutions Lead and support data migration projects, modernising legacy systems using cloud technologies Collaborate with cross-functional teams including analysts, data scientists, and engineers to deliver impactful data solutions Continuously improve internal tools, workflows, and processes to increase data efficiency and reliability … Hands-on experience with Kafka for stream processing and AWS (particularly Redshift and S3) Skilled in implementing testing and validation strategies to ensure data quality Familiar with version control systems such as Git and working in Agile, collaborative environments Self-driven with strong multitasking skills and a collaborative mindset More ❯

technical excellence and strategic execution within a multi-stakeholder environment. By providing technical leadership across the full technology stack, the Tech Lead, in collaboration with the architecture team ensures systems are designed for maintainability, extensibility, and long-term success. We are Cambridge University Press & Assessment, a world-leading academic publisher and assessment organisation and a proud part of the … provide strategic technical leadership across our modernisation programme. In this role, you will design and deliver high-quality, scalable, and resilient applications that align with business goals while ensuring systems are built for long-term maintainability and adaptability. You will balance rapid delivery with architectural vision, driving innovation, automation, and performance improvements across the technology stack. As a key … while fostering a culture of collaboration, innovation, and continuous learning. This is a pivotal opportunity to architect solutions that support the organisation's growth and transformation. From migrating core systems to the cloud and optimising CI/CD pipelines, to embedding security and scalability into every design decision, you'll play a critical role in evolving our platforms. You More ❯

Solution Architect ?? Cardiff (Hybrid Working) ?? £85,000 - £95,000 + Benefits What You'll Do: Join a forward-thinking engineering environment where legacy systems meet new innovation. As a Solution Architect, you'll partner with 3 to 4 agile squads, guiding high-level design and aligning their work with wider architectural goals. You'll be instrumental in … solutions, contributing to both technical direction and delivery. This hands-on role will see you collaborating with engineers, reviewing code, and ensuring best practices are followed - all while keeping systems reliable, performant, and future-ready. What You'll Bring: Proven experience as a senior, lead, or principal software engineer with a focus on architecture and system design Deep understanding … of cloud-native architecture, with strong hands-on experience in AWS Familiarity with distributed systems and event-driven architecture Comfortable working with tooling such as Azure Service Bus, Kafka, and other modern messaging technologies Ability to produce and maintain architectural documentation, diagrams, and technical roadmaps Clear communication and mentoring skills, with a collaborative mindset Why You Should Apply: You More ❯

product owners, and external partners to shape scalable data solutions Manage and mentor a high-performing team of Data Engineers Support integration initiatives across cloud and legacy systems Represent data architecture in governance forums and strategic planning What You’ll Bring Proven experience designing and architecting complex, high-volume data systems Strong hands-on knowledge of … collaborative culture This is a rare opportunity to shape the data architecture of a mission-driven organisation with global reach. If you're passionate about data, leadership, and building systems that scale—this is your next move. More ❯