6 of 6 Legacy Systems Jobs in Berkshire

Java Developer

Hiring Organisation
Halian Technology Limited
Location
Bracknell, Berkshire, South East, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£85,000
trusted technology partner to major NHS Trusts , with its platform now widely used by clinicians across the UK. Replacing outdated legacy systems with intuitive, user-centric tools, they are improving how healthcare teams operate and ultimately enhancing patient outcomes. With multiple industry awards , major contracts secured … platform and wider engineering function. Youll join a high-performing team of 20+ engineers , working on a mix of greenfield and evolving systems , contributing across a full-stack, microservices architecture . This is more than just a coding role its an opportunity to build technology that directly improves lives ...

Technical Lead - Ruby

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
delivery processes. Led the build-out and ongoing evolution of high-traffic Ruby on Rails platforms supporting significant commercial throughput. Modernised legacy systems while ensuring uninterrupted business operations. Introduced AI-powered enhancements to improve customer journeys and internal operational efficiency. Collaborated with stakeholders across pricing, quoting ...

Senior Ruby Engineer - £110K

Hiring Organisation
Run-Time Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Permanent
delivery processes. Led the build-out and ongoing evolution of high-traffic Ruby on Rails platforms supporting significant commercial throughput. Modernised legacy systems while ensuring uninterrupted business operations. Introduced AI-powered enhancements to improve customer journeys and internal operational efficiency. Collaborated with stakeholders across pricing, quoting ...

Java Developer

Hiring Organisation
Hays Technology
Location
Reading, Berkshire, United Kingdom
Employment Type
Contract
Contract Rate
£375 - £410/day c. £410 per day
Your new company You will be joining a dynamic organisation supporting critical public sector operations, working on complex systems within a secure and highly regulated environment. Your new role As a Java Developer, you will be responsible for supporting and enhancing legacy applications, providing L3 support … Flexible remote working with structured on-site training Potential for contract extension beyond the initial term Exposure to modern technologies alongside legacy systems What you need to do now If you're interested in this role, click 'apply now' to forward an up-to-date copy ...

Domain Architect Irish Energy market

Hiring Organisation
Centrica - CHP
Location
Windsor, Berkshire, South East, United Kingdom
Employment Type
Permanent
understanding of Irish industry processes (e.g., market flows, Gas/Elec market interactions, DSOs/TSOs, regulatory cycles), integrations to legacy BGE systems, and upstream/downstream impacts. Ensure architectures are robust, operable, cost-efficient, and able to scale for customer growth and increased digital adoption. Work … Core Competencies & Technical Skills (AI and emerging technology): Designs, integrates and operates AI-enabled solutions within enterprise environments, including prompt driven workflows, retrieval-augmented systems and AI agents. Applies structured evaluation, testing and monitoring practices to ensure AI outputs are reliable, secure and compliant with organisational guardrails. Prepares ...

Contract Test Technician

Hiring Organisation
Redline Group Ltd
Location
Reading, Berkshire, South East, United Kingdom
Employment Type
Contract
Contract Rate
£20 - £25 per hour
working hours of 08:30-16:30. You'll be working on returned units from the field, many of which are legacy systems, carrying out fault finding, testing, and supporting repair and quoting processes. The environment is hands-on and fast-paced, with a strong pipeline ...