14 of 14 Legacy Systems Jobs in the East Midlands

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 ❯

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 ❯

Hello {firstName}, My client within Financial Services is looking for a Senior C#.Net Developer to join their team. The role will be working on strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C# … . Requirements 5+ years of experience in .NET/C# development , with a strong focus on backend services and data access layers. Proven experience in migrating legacy systems , especially from Oracle to PostgreSQL or similar. Strong understanding of PL/SQL and experience translating stored procedures into application logic. Familiarity with PostgreSQL , including performance tuning and SQL … dialect differences. Experience working in hybrid environments where legacy and modern systems coexist. Comfortable using AI tools (e.g., GitHub Copilot, ChatGPT, code translators) to assist in development and migration tasks. Solid understanding of software architecture , design patterns, and integration strategies. Excellent communication skills and ability to work collaboratively in a cross-functional team. Contract: 6 Months Rolling More ❯

Hello {firstName}, My client within Financial Services is looking for a Senior C#.Net Developer to join their team. The role will be working on strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C# … . Requirements 5+ years of experience in .NET/C# development , with a strong focus on backend services and data access layers. Proven experience in migrating legacy systems , especially from Oracle to PostgreSQL or similar. Strong understanding of PL/SQL and experience translating stored procedures into application logic. Familiarity with PostgreSQL , including performance tuning and SQL … dialect differences. Experience working in hybrid environments where legacy and modern systems coexist. Comfortable using AI tools (e.g., GitHub Copilot, ChatGPT, code translators) to assist in development and migration tasks. Solid understanding of software architecture , design patterns, and integration strategies. Excellent communication skills and ability to work collaboratively in a cross-functional team. Contract: 6 Months Rolling More ❯

Hello {firstName}, My client within Financial Services is looking for a Senior C#.Net Developer to join their team. The role will be working on strategic transformation of a legacy system built on PHP and Oracle, migrating to a modern architecture using PostgreSQL and .NET (C# … . Requirements 5+ years of experience in .NET/C# development , with a strong focus on backend services and data access layers. Proven experience in migrating legacy systems , especially from Oracle to PostgreSQL or similar. Strong understanding of PL/SQL and experience translating stored procedures into application logic. Familiarity with PostgreSQL , including performance tuning and SQL … dialect differences. Experience working in hybrid environments where legacy and modern systems coexist. Comfortable using AI tools (e.g., GitHub Copilot, ChatGPT, code translators) to assist in development and migration tasks. Solid understanding of software architecture , design patterns, and integration strategies. Excellent communication skills and ability to work collaboratively in a cross-functional team. Contract: 6 Months Rolling More ❯

Solution Architect to lead the design and implementation of the future state architecture for our Aero Technical Publication platform. This role will be instrumental in transforming legacy systems into a modern, scalable, and standards-compliant digital ecosystem that supports aerospace documentation workflows. The ideal candidate will bring deep expertise in solution architecture, aerospace documentation standards, and digital … consideration for Conceptual, Logical and Physical architecture. • Develop architecture blueprints that align with industry standards (e.g., S1000D, S2000M, ATA iSpec 2200). • Lead the transition and migration from current systems (COTS or Custom) to interoperable platforms. • Platform should be scalable/extensible to other division/customer organizations. Platform Modernization & Integration • Architect solutions for content Authoring, CSDB, Publishing and … delivery to IETP/IETM using modern technologies (XML, DITA, CMS). • Ensure seamless integration with engineering systems (PLM, ERP) and digital twin environments. Governance & Compliance • Establish architecture governance frameworks to ensure consistency, scalability, and compliance. • Define data models, metadata standards, and content lifecycle policies. • Ensure adherence to cybersecurity, regulatory, and quality standards in aerospace. Stakeholder Engagement & Leadership • Collaborate More ❯

Solution Architect to lead the design and implementation of the future state architecture for our Aero Technical Publication platform. This role will be instrumental in transforming legacy systems into a modern, scalable, and standards-compliant digital ecosystem that supports aerospace documentation workflows. The ideal candidate will bring deep expertise in solution architecture, aerospace documentation standards, and digital … consideration for Conceptual, Logical and Physical architecture. • Develop architecture blueprints that align with industry standards (e.g., S1000D, S2000M, ATA iSpec 2200). • Lead the transition and migration from current systems (COTS or Custom) to interoperable platforms. • Platform should be scalable/extensible to other division/customer organizations. Platform Modernization & Integration • Architect solutions for content Authoring, CSDB, Publishing and … delivery to IETP/IETM using modern technologies (XML, DITA, CMS). • Ensure seamless integration with engineering systems (PLM, ERP) and digital twin environments. Governance & Compliance • Establish architecture governance frameworks to ensure consistency, scalability, and compliance. • Define data models, metadata standards, and content lifecycle policies. • Ensure adherence to cybersecurity, regulatory, and quality standards in aerospace. Stakeholder Engagement & Leadership • Collaborate More ❯

Solution Architect to lead the design and implementation of the future state architecture for our Aero Technical Publication platform. This role will be instrumental in transforming legacy systems into a modern, scalable, and standards-compliant digital ecosystem that supports aerospace documentation workflows. The ideal candidate will bring deep expertise in solution architecture, aerospace documentation standards, and digital … consideration for Conceptual, Logical and Physical architecture. • Develop architecture blueprints that align with industry standards (e.g., S1000D, S2000M, ATA iSpec 2200). • Lead the transition and migration from current systems (COTS or Custom) to interoperable platforms. • Platform should be scalable/extensible to other division/customer organizations. Platform Modernization & Integration • Architect solutions for content Authoring, CSDB, Publishing and … delivery to IETP/IETM using modern technologies (XML, DITA, CMS). • Ensure seamless integration with engineering systems (PLM, ERP) and digital twin environments. Governance & Compliance • Establish architecture governance frameworks to ensure consistency, scalability, and compliance. • Define data models, metadata standards, and content lifecycle policies. • Ensure adherence to cybersecurity, regulatory, and quality standards in aerospace. Stakeholder Engagement & Leadership • Collaborate More ❯

adoption, and being the go-to expert for SAP S4/HANA. This role places you at the heart of a UK-wide SAP implementation project, where your finance systems experience and people-focused mindset will make a genuine difference. You'll support the Procure-to-Pay (PTP) function in adapting to a brand-new ERP environment, while helping … crucial link between the business and the project team. You'll ensure day-to-day tasks are executed effectively in SAP, helping your team transition from legacy systems to a streamlined, standardised way of working. Key responsibilities include: Be the first line of support for finance colleagues using SAP - answering questions, resolving issues, and escalating where needed. … SAP use remains consistent and effective. What you'll bring Solid experience within a shared service finance operation, ideally in a large, complex environment. Strong working knowledge of finance systems - S/4HANA experience is highly desirable. Excellent communication and stakeholder engagement skills. Analytical mindset with a knack for problem-solving and improving processes. Proficiency in Microsoft Excel, Word More ❯

Role: Systems Integration Software Engineer Location: Nottingham Working Arrangement: Office based with occasional travel Salary: Up to £50k, opportunity to increase earnings through OOO Are you passionate about building software that bridges the digital and physical worlds? Our client, a leader in automation solutions, is looking for a Systems Integration Software Engineer to join their growing team. This … responsible for designing, developing, and deploying robust integration solutions that modernise business processes. This includes working with API-driven architectures as well as supporting and enhancing legacy systems where needed. Youll collaborate closely with customers and internal teams, bringing your technical expertise to real-world challenges. There will also be opportunities to support on-site system commissioning More ❯

CM), guiding solution design and implementation. Bring extensive Oracle Fusion ERP implementation experience, with EPM (FCC) knowledge desirable. Provide best-practice input on data migration from legacy systems into Oracle Fusion. Define and oversee user role mappings, access management, and application security, including provisioning and role customisation. Support business adoption activities, contributing to training materials and end More ❯

processes, creating essential products and artefacts for our development teams. You'll be at the forefront of our Falcon Programme, focusing on the SAP migration from legacy systems to Ignition. Key Responsibilities: Lead and manage workstreams within the transformation programme. Collaborate with cross-functional teams, balancing and influencing competing priorities. Foster strong relationships with senior stakeholders to More ❯

fit right in. The Role You'll play a key role in developing new features, building applications from the ground up, and supporting the migration of legacy systems to the latest version of .NET, including the use of containerisation. You'll also work closely with analysts and other developers to continuously improve product performance and user experience. More ❯

retrospectives) and contribute to iterative development cycles. Follow published processes and recommend enhancements to process. Work across teams and departments to ensure the ongoing health and performance of IT systems are maintained and enhanced. Prepare, and maintain technical documentation, analysis and design of applications programs and databases and share knowledge with the team to promote learning. Explore new tools … Containerization Knowledge - Hands-on experience with AWS services (e.g., EC2, S3, SQS, EventBridge) and container technologies such as Docker. Exposure to C/C++ is advantageous for supporting legacy systems. React and Angular for application development. Additional Information Our uniqueness is that we celebrate yours. Experian's culture and people are important differentiators. We take our people agenda More ❯