26 to 35 of 35 Legacy Code Jobs in the UK

Confident writing and optimising SQL queries, scripts and stored procedures. Practical experience with Octopus Deploy, Azure Pipelines and RESTful APIs. Solid understanding of clean code practices, Agile delivery and thorough code review. Able to troubleshoot production issues and improve or refactor legacy codebases. Excellent communicator ...

designed state machines. 🔥 What You’ll Work On Develop robust embedded software for real‐time and safety-critical environments. Deliver clean, maintainable, fully tested code that meets engineering standards. Debug, optimise, and push performance limits across embedded Linux systems. Follow strong secure coding practices and participate in architecture/… Deep experience with embedded Linux (bonus points for PetaLinux + driver-level work). Strong C++ development skills for embedded targets — including reading & improving legacy code. Ability to capture and manage software requirements (DOORS experience ideal). Experience designing complex embedded architectures + UML proficiency . Solid documentation ...

guide and develop a team of 5 engineers, drive technical direction across multiple applications and lead the modernisation of some of the most significant legacy services in government. Over time, you'll play a role in helping DWP transition these core systems into Java-based services, giving you continued … resolving complex technical issues that require deep system understanding. We can promise challenge and variety. One day you might be leading technical improvements to legacy codebases; the next, planning infrastructure maintenance, resolving live service challenges, or influencing how we deliver future modernisation programmes. If you enjoy solving complex engineering ...

guide and develop a team of 5 engineers, drive technical direction across multiple applications and lead the modernisation of some of the most significant legacy services in government. Over time, you'll play a role in helping DWP transition these core systems into Java-based services, giving you continued … resolving complex technical issues that require deep system understanding. We can promise challenge and variety. One day you might be leading technical improvements to legacy codebases; the next, planning infrastructure maintenance, resolving live service challenges, or influencing how we deliver future modernisation programmes. If you enjoy solving complex engineering ...

guide and develop a team of 5 engineers, drive technical direction across multiple applications and lead the modernisation of some of the most significant legacy services in government. Over time, you'll play a role in helping DWP transition these core systems into Java-based services, giving you continued … resolving complex technical issues that require deep system understanding. We can promise challenge and variety. One day you might be leading technical improvements to legacy codebases; the next, planning infrastructure maintenance, resolving live service challenges, or influencing how we deliver future modernisation programmes. If you enjoy solving complex engineering ...

guide and develop a team of 5 engineers, drive technical direction across multiple applications and lead the modernisation of some of the most significant legacy services in government. Over time, you'll play a role in helping DWP transition these core systems into Java-based services, giving you continued … resolving complex technical issues that require deep system understanding. We can promise challenge and variety. One day you might be leading technical improvements to legacy codebases; the next, planning infrastructure maintenance, resolving live service challenges, or influencing how we deliver future modernisation programmes. If you enjoy solving complex engineering ...

Java 21, Kafka, Postgres, Docker, Terraform Frontend: SolidJS, TypeScript Infra: AWS (Serverless & Containers), Confluent AI Ops: Heavy daily use of AI Coding Assistant (Claude Code) Who You Are Keep current with tech advancements and think forward Flow state is in architecture, managing agents, code quality - not just writing … code Proactively automate workflows and hate manual work AI can solve Thrive in early-stage environments, driven by impact Eager to learn, aware of blind spots, build great team camaraderie Must-Haves Polyglot mindset - read and review Java 21 (Node, Python, Go experience welcome) Frontend experience in SolidJS preferred ...

Lead Elite Teams, Shape the Future of HR Tech 🚀 What You'll Do: Design and develop high-performance, scalable PHP applications Modernize and maintain legacy PHP codebases with continuous refactoring approaches Deploy production code with confidence using terraform and GitHub actions Collaborate cross-functionally with engineers, UX designers … GitHub Copilot, Claude, ChatGPT) to accelerate development Exposure to Laravel and an understanding of modern PHP practices Comfortable working with both modern frameworks and legacy codebases Hands-on experience with AWS Solid understanding of software architecture and design patterns Understanding of secure coding practices Experience collaborating in cross-functional ...

Location : London Work mode : Onsite Experience: 2–5 years *UK based candidates only* CITIZEN & DEPENDENTS Are you a mobile enthusiast who lives for clean code and smooth UI transitions? We are looking for a Junior Android Developer with 1+ years of professional experience to join our engineering team. … What You’ll Do Feature Development: Collaborate with our product and design teams to build and ship high-quality features for our Android application. Code Quality: Write clean, maintainable code in Kotlin (and some legacy Java) while following modern architectural patterns (MVVM/MVI). UI/ ...

lives Platform and infrastructure Manage WordPress platform end-to-end: performance, plugin management, security, staging, and ongoing improvements Maintain and modernise existing solutions, including legacy codebases, reducing technical debt incrementally without disrupting what's working Deploy and maintain applications using AWS and Docker Integrations and internal tooling Build … architectural decisions in a startup or scale-up environment without a large team around you Comfortable using AI-assisted development tools (Cursor, Copilot, Claude Code or similar) as a genuine productivity multiplier - with the judgement to know when to override them Bonus, not essential: Experience working in a product ...