8 of 8 Legacy Code Jobs in London

market. Having received huge investment, they are on a journey to truly disrupt the industry and are not held back by any legacy code or old customers. This means that they're able to build out state-of-the-art, Greenfield code which can focus on being ...

market. Having received huge investment, they are on a journey to truly disrupt the industry and are not held back by any legacy code or old customers. This means that they're able to build out state-of-the-art, Greenfield code which can focus on being ...

will take ownership of modularizing large existing codebases and setting up the architecture for new projects from scratch. You will work closely with code, design and art teams to ensure our technical pipeline is scalable, maintainable, and efficient. The ideal candidate is an expert in software design patterns … define coding standards and mentor the team toward a cleaner, more robust code infrastructure. Responsibilities Architect and build scalable game systems from the ground up for new, greenfield projects, ensuring they are built on a solid, future-proof foundation. Lead the refactoring of legacy code, transitioning monolithic ...

level ownership Clear path into a future Head of Engineering role (if you want) Early customers already live You wouldn’t be inheriting a legacy codebase — you’d be helping decide what gets built and how . 🧠 This would suit you if you: Want real ownership , not just tickets ...

team is building systems that detect infringement, streamline R&D, and empower creators to move faster. It’s a true greenfield opportunity, no legacy code, no bureaucracy, just the freedom to solve challenging technical problems with impact. The founding team comes from some of the world’s most ...

their fields, pushing the boundaries of technology and finance every day. Innovation & Impact: Work in a modern, young codebase with minimal legacy code and technical debt. You’ll have the freedom to choose the best technology for the job, allowing you to innovate and deliver at an unmatched ...

drive a large-scale refactoring initiative across a complex, multi-service platform. This is a hands-on role for someone who enjoys untangling legacy code, improving architecture, and leaving systems in a measurably better state than they found them. You'll combine deep engineering capability with pragmatic technical … ownership of significant refactoring or modernisation programmes Background in microservices and distributed architectures Track record improving scalability and performance in production systems Experience moving legacy estates toward modern designs We are an equal opportunities employer and welcome applications from all suitably qualified persons regardless of their race, sex, disability ...

Observability: Incorporating robust monitoring, alerting, and reliability into every service. Engineering Culture: Open Source friendly (internal and external) with a pragmatic approach to improving legacy code. Deep understanding of financial systems What’s on Offer Competitive salary and benefits package. Discretionary performance-related bonus. Dedicated budget for continued development ...