10 of 10 Legacy Systems Jobs in Hampshire

engineering and technology sector. We deliver enterprise technology solutions that help government agencies, defence organisations and commercial entities modernise operations, migrate legacy systems, and transform service delivery. About the Role The OSM Migration Service Lead is a senior technical leadership position responsible for designing, planning, executing … services with business objectives and contractual obligations. Technical Architecture & Design Design target-state operational architectures incorporating modern IT infrastructure, cloud services and integrated systems Evaluate migration approaches (phased, big-bang, hybrid) and recommend optimal strategies based on risk, timeline and cost factors Ensure migrated services meet security requirements including ...

Overview Expleo is seeking a Senior Software Engineer – Marine Training Systems to support the development, maintenance, integration and deployment of advanced training and simulation systems operating within secure defence environments. The role is focused on sustaining and enhancing operational simulation and training solutions throughout their support lifecycle. Working … activities and customer deployments across a range of naval and defence training platforms. This position offers the opportunity to work on complex, mission-critical systems used by defence customers, supporting software updates, capability enhancements and the ongoing reliability of operational training environments. This role is based full-time ...

virtualisation solutions, containerisation strategies and orchestration platforms Design disaster recovery, business continuity and resilience architectures meeting MOD availability requirements Guide infrastructure modernisation programmes, legacy system migrations and technology refresh initiatives Ensure infrastructure designs comply with MOD security requirements, Classification Guides and defence standards Technical Leadership & Governance Lead infrastructure ...

over-engineered for its own sake. Maintain a living library of process and requirements documentation that is updated as work progresses and systems evolve, rather than left to go stale post-delivery. Define acceptance criteria in close collaboration with the development team, supporting testing and validation throughout the delivery … manage your own workload, prioritise effectively and deliver to deadlines without close supervision. Experience working across a mixed technology landscape, including legacy systems and modern cloud-based platforms, with an understanding of how the two interact and the constraints each can present would be beneficial. Ability ...

mission-critical workloads.Architect virtualisation solutions, containerisation strategies and orchestration platforms.Design disaster recovery, business continuity and resilience architectures meeting availability requirements.Guide infrastructure modernisation programmes, legacy system migrations and technology refresh initiatives.Ensure infrastructure designs comply with security requirements, Classification Guides and defence standards.Technical Leadership & GovernanceLead infrastructure technical teams, providing architectural ...

range of peripheral business systems. This role will focus on managing integration projects that support the transition from legacy systems to the new ERP, working closely with technical and business stakeholders throughout the programme. We are looking for: Experience delivering software implementation or integration projects … Project Manager Experience managing system integrations across multiple applications and vendors Familiarity with ERP or back office systems supporting finance, procurement, or supply chain functions Strong stakeholder management and communication skills, with the ability to explain technical concepts in business terms Experience coordinating project delivery across technical and business ...

defining and delivering the end-to-end migration strategy that will enable the successful transition from a complex legacy estate of systems, data, processes and operational workarounds onto a new platform. The role sits at the heart of a multi-year transformation and will play … pace, customer impact, regulatory requirements and long-term simplification objectives. Key responsibilities will include: Developing and leading the end-to-end migration strategy covering systems, data, processes, customers, policies and legacy decommissioning activities. Defining migration principles, guardrails and decision-making frameworks that balance risk, value and operational ...

Previous team leadership or mentoring experience Strong understanding of data architecture, engineering best practices, and data quality Comfortable working with legacy source systems and improving data reliability Able to communicate effectively with both technical and business stakeholders Why Apply? Newly created role with significant ownership and influence ...

information and/or position overviewWe are looking for a Senior Integration Tester to join our team to help us deliver a large-scale systems integration programme.As part of a multi discipline team the successful candidate will be responsible for the delivery of test documentation and execution, as assigned … identify root cause and resolutionAnalysing data, large datasets and test evidence from suppliers to show compliance to requirementsData analysis of interface messaging, comparing legacy data to new systems.Identifying improvements in new and existing processesSupporting Automation team to develop regression test packWhat does Leidos need from me Good Test ...

solutions to complex technical issues and problems that impact multiple areas or disciplines; regularly employ ingenuity and creativity to develop new technical solutions and systems to achieve functional objectives.As a Software Engineer in Leidos, you will be immersed in one of our key programmes. On behalf of our central … Development Strategy.Design and implement modern single‐page applications using React and TypeScript.Consume and integrate with REST APIs, maintaining clean separation from backend and legacy systems.Support delivery commitments across projects and releases.Contribute to the continuous validation and maintenance of the build and deployment pipeline, identifying issues, supporting fixes ...