4 of 4 Permanent Legacy Systems Jobs in Leeds

ll help modernise core applications, shape technical direction, and build new functionality that supports long-term platform evolution. If you enjoy solving complex technical problems, improving legacy systems, and working closely with business stakeholders to deliver practical, high-impact solutions, this role will suit you perfectly. What You'll Do Develop and maintain full-stack applications using … C#, .NET, .NET Core, Blazor and SQL Server. Modernise and refactor legacy systems to improve scalability and performance. Contribute to technical architecture and help define future platform strategy. Build and support integrations with external systems (ordering, PMR, WMS, logistics, partners). Ensure system reliability across pricing, order-routing and product-mapping processes. Collaborate with operational teams … environments Key Traits Strong communicator – able to work with both technical and non-technical teams Highly organised, self-motivated and detail-oriented Curious, forward-thinking and keen to improve systems continuously Additional Details Salary: Up to £60,000 Working Pattern: On-site 3 days per week in Leeds Employment Type: Permanent, Full-time More ❯

technologies Help customers make informed decisions by weighing critical technical solutions Create high-quality, reusable solutions for customers Build solutions such as migrating source code from legacy systems, creating CI/CD pipelines, or automating infrastructure provisioning Qualifications Required Qualifications 7+ years experience in technical consulting, software development, application security, or related field OR Bachelor's Degree … experience 3+ years experience leading customer projects 3+ years experience in technical consulting Familiarity with the GitHub platform and associated workflows or familiarity with legacy version control systems (SVN, CVS, ClearCase, AccuRev, etc.) Strong experience with AI-assisted coding assistants (e.g., GitHub Copilot, Cursor) to accelerate and improve software development workflows GitHub values Customer-obsessed Ship to More ❯

to support an Engineering clientbased in Huddersfield. Youll take the technical lead on end-to-end PLM and CAD data migrations into Siemens Teamcenter working across legacy systems, data mapping, script configuration, validation, and post-go-live support. This is a hands-on, technically challenging role within a high-performing engineering environment. Youll be part of a … term programme delivering critical solutions for a key defence client. What Youll Do: Lead full lifecycle Teamcenter migration projects from planning through execution and validation. Analyse and interpret legacy PLM, ERP, and CAD data to define scope and migration strategy. Collaborate with business and functional teams to capture and document data mappings and transformation rules . Configure and More ❯

multiple industries. As a Cutover Manager, you'll be responsible for managing all aspects of cutover planning, coordination, execution, and risk mitigation, ensuring seamless transitions from legacy systems to SAP S/4HANA or other SAP landscapes. Key Responsibilities Lead the end-to-end cutover planning and execution for SAP transformation programmes. Develop and own the cutover More ❯