3 of 3 Legacy Systems Jobs in West London

Python Developer

Hiring Organisation
Total Recruitment Group
Location
North West London, London, United Kingdom
Employment Type
Permanent
position with real ownership, influence, and long-term upside. The Role As a Founding Backend Engineer , youll help architect and build the core backend systems from the ground up. Youll work across system design, data infrastructure, and production reliability, partnering closely with ML, product, and infrastructure teams. You wont … maintaining legacy systems - youll be shaping the foundations that everything else is built on. What Youll Be Doing Designing and building core backend services and APIs in Python Architecting scalable data pipelines and distributed systems Productionising ML models in close collaboration with ML engineers Making early ...

Fabric/ BI developer

Hiring Organisation
Tenth Revolution Group
Location
Brentford, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
£350 - £400 per day
Lake technologies. Provide technical support and maintain the organisation's BI infrastructure. Lead and support migration and reconciliation of data from legacy systems or acquired businesses. Ensure BI solutions follow governance, security, and compliance best practices. Collaborate with cross-functional teams, including PMO, IT Solutions … work across both technical and non-technical teams. Experience with Microsoft Fabric (must have). Experience with BI migration projects (e.g., from legacy BI to Fabric) is beneficial. Knowledge of data governance and security tooling such as Microsoft Purview (desirable). Please send me a copy of your ...

Oracle HCM Test Manager

Hiring Organisation
Hays Specialist Recruitment Limited
Location
Uxbridge, Middlesex, England, United Kingdom
Employment Type
Contractor
Contract Rate
Salary negotiable
Talent, Absence, Recruitment, and Compensation - are rigorously tested and validated against business requirements before go-live, including key interfaces to Payroll, Benefits, and legacy systems.You will lead the end-to-end testing strategy, coordinate multiple stakeholders, manage test teams, and ensure the delivery of a high-quality … strategy, including non-Oracle and AWS aspects, and ensuring regression testing coverage for non-Oracle/AWS legacy ETLs and systems throughout the programme. Test Management & Execution Lead and coordinate all testing activities across HCM modules (Core HR, Payroll, Absence, etc.). Manage a team of internal ...