26 to 50 of 53 Legacy Systems Jobs in the South East

Software Engineer - Rock Physics Applications

Hiring Organisation
Halliburton
Location
Abingdon, Oxfordshire, United Kingdom
Salary
£ 80 K
desktop and cloud applications using modern software engineering practices (design patterns, SOLID principles, automated testing, continuous integration/delivery). Modernize legacy systems — Lead migration of mature C/C++ codebases to modern languages, runtimes, and UI/UX frameworks while preserving scientific accuracy and performance.Leverage … control (Git), and code review workflows. Hands-on CI/CD experience — building, configuring, or maintaining automated build and deployment pipelines. Experience modernizing legacy software — migrating codebases from older languages or frameworks to current platforms, including UI/UX modernization.Self-motivated and collaborative; thrives in a team environment ...

Project Manager

Hiring Organisation
Asset Resourcing Limited
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £65,000 per annum
Working closely with fundraising, supporter care, finance and data teams to translate operational needs into system requirements Leading data migration planning from the legacy system (e.g. Raiser's Edge, Salesforce, Dynamics, ThankQ or similar) into the new platform, working with data leads on cleansing and mapping Coordinating ...

Infrastructure Operations Engineer - Remote - c£61K

Hiring Organisation
Nigel Frank International
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£51,000 - £61,000 per annum
looking for an experienced Infrastructure Operations Engineer to lead the ongoing transformation of its Microsoft cloud estate as it moves from legacy systems to a modern Azure environment. This is a strategic and hands-on leadership role, responsible for Azure infrastructure, Microsoft 365, cyber security, networking ...

TypeScript Software Engineer

Hiring Organisation
Noir
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £65,000 per annum
help shape the future of their flagship platform. This is a genuine opportunity to build software from the ground up rather than maintain legacy systems. Working within a highly collaborative engineering team, you'll develop scalable applications using TypeScript, modern JavaScript frameworks and cloud technologies, while influencing architecture ...

Senior Principal Programmer (UK)

Hiring Organisation
UCB Group
Location
Reading, Berkshire, United Kingdom
Salary
£ 80 K
administrators so study teams can begin work in a ready and reliable environment.You will support programming teams during onboarding, transition from legacy systems, and ongoing operations as a first-line technical contact.You will improve lifecycle management and workflows by documenting processes, supporting validation activities, and automating practical … understand SDLC, validation, audit readiness, and compliant configuration expectations.You can communicate clearly with technical teams and business stakeholders, while tracking setup processes across systems and teams.You bring practical experience with tools such as Domino Data Lab, SAS, R, Git, Azure DevOps, VS Code, or SAS Studio. Are you ready ...

Senior Embedded Software Engineer

Hiring Organisation
QinetiQ
Location
Ashford, Middlesex, United Kingdom
Salary
£ 70 K
will play a senior technical role within project teams, contributing to design decisions, supporting more junior engineers and helping to modernise legacy systems using more contemporary approaches.Day-to-day, you’ll work on full‐lifecycle embedded software development, primarily focused on real‐time, safety‐critical systems … diagnosing and resolving complex technical issues in embedded systemsStrong attention to detail with a calm, methodical approach to problem solvingExperience working with version control systems such as GitEssential qualifications for the Senior Embedded Software Engineer:Degree in Software, Electronic Engineering or a related discipline, or equivalent experienceWe value difference ...

DevOps Engineer

Hiring Organisation
Thales Group
Location
Oxford, Oxfordshire, United Kingdom
Salary
£ 55 K
cloudCreate and maintain development tools to enable effective and efficient CI/CD pipelinesHelp shape and grow cloud estate, with no legacy systems to supportAutomate and improve development and release processSupport release and production environment where necessaryMaintaining the technical solution for infrastructure Define and develop the means ...

Lead Platform Operations Manager

Hiring Organisation
United Kingdom Government
Location
Reading, Berkshire, United Kingdom
Salary
£ 70 K
adopt new technologies and support future needs of the entire data platform services. Modernisation & Integration: Lead the modernisation of platform infrastructure and optimising legacy systems. Vendor & External Service Management: Manage relationships with third parties to deliver the Operational part of infrastructure, maintenance and operational needs of the data ...

Senior Software Engineer

Hiring Organisation
Marshall Resource Partners Ltd
Location
Milton Keynes, Buckinghamshire, South East, United Kingdom
Employment Type
Permanent
Salary
£80,000
similar frameworks. The role also involves database design and development, API integration, and DevOps practices in a Dockerized environment. Collaboration with legacy systems and mentoring junior developers will be part of the role. Key responsibilities and experience The key requirement for this position is to have proven … Proficiency in database design and SQL (PostgreSQL or MySQL preferred). Familiarity with cloud platforms (e.g., Kamatera or similar). Experience with source control systems (e.g., Git). Comfortable working in Visual Studio Code or similar IDEs. Knowledge of web servers (Apache or Nginx). If this ...

PLM Data Migration Engineer – Engineering Data Migration

Hiring Organisation
OSS
Location
Slough, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£38000 - £40000/annum
take ownership of migrating engineering and product data, including CAD models, engineering drawings, Bills of Materials (BOMs) and technical documentation from legacy systems into a new PLM environment. We're particularly interested in candidates with experience in engineering, manufacturing or product data management who have worked with … systems such as Teamcenter, Windchill, ENOVIA or similar. Experience in aerospace, defence, automotive or other highly regulated engineering environments would be highly beneficial. You will take ownership of a dedicated data migration work package, ensuring engineering data is accurately assessed, prepared, cleansed and successfully migrated into a modern ...

Manager Service Delivery

Hiring Organisation
Hackajob Ltd
Location
Farnborough, Hampshire, South East, United Kingdom
Employment Type
Permanent
Salary
£90,000
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. Essential Job Functions Manages functional areas or department account leads on small to medium sized accounts to ensure that business … recommends variances as necessary. Basic Qualifications Bachelor's degree or equivalent combination of education and experience - Bachelor's degree in business administration, engineering, information systems or related field preferred - Nine or more years of support services, project, or program experience - Five or more years of leadership or supervisory experience ...

Information Technology Project Manager

Hiring Organisation
TRIA
Location
Southampton, England, United Kingdom
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 ...

Solutions Architect

Hiring Organisation
Jobleads-UK
Location
Stansted Mountfitchet, England, United Kingdom
aligned to our technology strategy. You will partner with Product, Platform, Cyber, Operations, Change and business stakeholders to reduce complexity, modernise legacy systems and support confident decision making across the organisation. Location: Hybrid (Stansted – 3 days per week, 2 days remote) Responsibilities Define and maintain our enterprise ...

Data Engineering Team Leader

Hiring Organisation
TALENT ZONE LTD
Location
Hounslow, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
£800 - £801 per day
will be accountable for connecting data from the new Oracle HCM Cloud to the new AWS Snowflake solution and unifying data layer between legacy and new HRIS system feed to data warehouse. The role ensures high-quality, timely, and governed delivery of data initiatives, working across engineering, analytics … technical data HR domain · Domain Knowledge – HR data and data warehousing solutions · Ideally Experience delivering HR Data/People Analytics · Experience working with HR systems data (Workday, SAP SuccessFactors, Oracle HCM or similar) · Strong experience in data delivery/data project management roles · Strong stakeholder management, especially with ...

Senior Enterprise Applications Modernisation Engineer

Hiring Organisation
Jobleads-UK
Location
Oxford, England, United Kingdom
Modernisation on a fixed-term basis for 3 years, in Oxford. You will play a leading technical role to modernise legacy systems, upgrade .NET Framework applications to .NET Core and beyond, and work closely with security, architecture, and business teams to deliver value for end users. … role requires deep hands-on development across legacy and modern .NET, C#, ASP.NET, SQL Server, and Power Platform, #J-18808-Ljbffr ...

Senior Identity Management Engineer

Hiring Organisation
CloudPay
Location
Andover, Hampshire, United Kingdom
Salary
£ 70 K
OIDC configurations), PingDirectory, and PingAccess (WAM/API security).Identity Modernisation: A proven track record of executing the migration of legacy identity systems to modern, claims-based architectures.Tooling & Governance: Direct experience configuring and integrating IGA tools (e.g. SailPoint, Saviynt) and PAM/PIM solutions to enforce ...

Sky Engineer Satellite TV Installations Engineer

Hiring Organisation
Operations Resources
Location
Slough, Berkshire, England, United Kingdom
Employment Type
Contractor
Contract Rate
£280 - £350 per day
calls where the Sky customer is either getting or needs service on an existing Sky Q Satellite TV system. This is the legacy system run off as Sky's Engineer's no longer do the calls on or install the SkyQ satellite dish systems. The service area ...

Senior Identity Management Engineer

Hiring Organisation
Jobleads-UK
Location
Andover, England, United Kingdom
IAM. Extensive experience deploying and managing PingFederate (SAML/OAuth/OIDC), PingDirectory, PingAccess. Proven track record of migrating legacy identity systems to modern, claims‐based architectures. Experience configuring and integrating IGA tools (SailPoint, Saviynt) and PAM/PIM solutions. Expert ability in debugging and configuring SAML ...

SAP ECC/S4 HANA FICO Functional Lead

Hiring Organisation
Agilent Technologies
Location
Polegate, East Sussex, United Kingdom
Salary
£ 70 K
growth mindset of learning and working through uncertainties and challenges.Nice to have, highly preferred: be the lead for Group Reporting and transitioning from legacy system (highly preferred, Oracle EPM) to S4 HANA Group Reporting. Develop and implement best strategies for transition for a successful Finance Transformation from Oracle … Group Reporting’s integration with S/4 HANA, Universal Journal, SAP Fiori Apps., and SAP Analytics Cloud.QualificationsMaster’s degree in Finance, Accounting, Information Systems, or related field.8+ years of experience in SAP FICO (ECC and S/4HANA)Deep techno-functional expertise in at least ...

Senior Databricks Architect

Hiring Organisation
Tenth Revolution Group
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £115,000 per annum
Data & AI practice. This is an exciting opportunity to play a key role in large-scale data transformation programmes, helping enterprise organisations modernise legacy platforms and build cloud-native data solutions. You'll be responsible for designing and delivering scalable data architectures, enabling advanced analytics, real-time data … delivering enterprise-scale data platforms using Databricks and AWS Building batch and real-time data pipelines from legacy and modern source systems Implementing real-time and event-driven data processing solutions Developing data transformation frameworks using Spark, PySpark and SQL Designing Lakehouse architectures using Databricks and Medallion ...

Systems Data Analyst – SQL / NoSQL / Data Migration

Hiring Organisation
Precise Placements
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £420 per day
Systems Data Analyst – SQL/NoSQL/Data Migration 6-Month Contract We are recruiting an experienced Systems Data Analyst to support a major application modernisation and data transformation programme within a leading international professional services organisation. This is a highly technical analysis role focused on understanding … documenting the databases behind a complex legacy business application. You will work with Developers, Architects and business specialists to establish how the existing system operates and support its migration into modern cloud and document-based database technologies. Key responsibilities Analyse legacy applications, databases and source systems. ...

Netsuite Solutions Architect

Hiring Organisation
Nexus Jobs
Location
Milton Keynes, Buckinghamshire, United Kingdom
Salary
£ 60 K
years experience of system design/architecture in cloud-based solutions including a minimum 5 years in NetSuite OneWorld. Multiple Finance ERP systems implementations – in complex Regional or global brown-field environments. Experience of full software delivery lifecycle including capturing business requirements, developing solutions, user testing & training, post … initiatives and solution enhancements. With confidence and judgement to plan and accomplish goals. Ability to translate business/operational requirements into effective and efficient systems solutions.Experience to manage conflicting priorities/complex workload.The NetSuite Solution Architect role will require an in-depth knowledge and use of NetSuite’s OneWorld ...

Integration Test Lead

Hiring Organisation
Leidos
Location
Fareham, Hampshire, United Kingdom
Salary
£ 70 K
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 ...

WMS Product Manager

Hiring Organisation
Addition
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£400 - £500 per day
extension Budget: £400 - £500pd Inside IR35 Industry: Retail/Supply Chain/Warehouse Management What You'll Be Doing Take ownership of the legacy Food Warehouse Management System product, ensuring it continues to support day-to-day operations effectively. Manage and prioritise the product backlog, aligning work with … requirements. Experience working within Agile product delivery environments. Exposure to warehouse automation technologies, including Autonomous Mobile Robots (AMRs), would be advantageous. Knowledge of legacy WMS modernisation or migration programmes would be beneficial. What's in It for You Long-term contract with an initial 12-month engagement ...

NetDocuments DMS Specialist - Remote working

Hiring Organisation
Circle Recruitment
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£60,000 - £85,000 per annum
NetDocuments DMS Specialist - Remote working NetDocuments DMS Specialist, with excellent experience in Document Management Systems, NetDocuments, including configuration of cabinets, workspaces, profiles and metadata, and security structures, is required by a UK-wide law firm. This role can be fully remote and you can work from anywhere … administration of cabinets, workspaces, profiles, metadata structures, and security models to support legal and business requirements.* Strong working knowledge of alternative Document Management Systems (DMS), including iManage, with a deep understanding of how legal DMS platforms organise, classify, secure, and govern documents and metadata.* Proven track record in document ...