4 of 4 Remote/Hybrid Legacy Code Jobs in London

untangling complex systems and modernising core infrastructure without breaking production. This is an exciting opportunity to modernise core C#/SQL systems! Extract legacy business logic, build clean services, and verify changes in shadow mode with zero downtime to revenue flows. Extract business rules scattered across C#, embedded JavaScript … rules assemblies. Build new services cleanly. with proper Dependency Injection (DI), robust authentication/authorization, structured logging, and full observability. Work fluently across both legacy .NET Framework 4.8 (ASP.NET MVC5, WebAPI 2, EF6) and modern .NET, as both will coexist for the whole transition period. Navigate across the multiple ...

time messaging systems. Enhance Observability: Build deep telemetry and metrics to diagnose latency and performance anomalies across the full client-to-backend path. Kill Legacy Code: Gracefully sunset legacy networking components without interrupting the user experience for hundreds of millions of clients. Who You Are An Expert ...

lean heavily into AI‐driven development. Using Goldman Sachs' AI tooling and agentic coding assistants, you will govern multiple AI agents, rapidly comprehend large legacy codebases, generate and assess production‐quality code, and accelerate every phase of the software development lifecycle. Your Impact Drive a strategic transformation : Work … centric, AI‐driven world, and define and deliver the requirements for CTL integration. Multiply your output with AI : Orchestrate AI coding agents (e.g., Claude Code, GitHub Copilot, Devin, Gemini Code Assist) across all stages of the SDLC while maintaining mastery, quality, and production fitness over all AI‐generated ...

London in need of a developer to architect and enhance their regulatory reporting infrastructure. You'd be designing systems from scratch, not just maintaining legacy code. The technical challenges involve processing massive datasets, implementing robust validation protocols, and creating scalable solutions that meet strict regulatory requirements. ...