Java / Microservices / API design / LLMs / AI / Claude Code / Copilot Role: Senior Software Engineer Company: Financial Services Location: London - Hybrid 3 days per week Salary: up to 120,000 Join a Service Modernisation team driving AI-first software development in financial services. This is a hands‑on role modernising high‑impact legacy services while building AI‑powered engineering workflows. What You'll Do

Modernise critical legacy Java services using AI‑driven analysis and refactoring Apply migration patterns (e.g. strangler fig) to deliver clean, modern APIs Ship improvements in fast cycles with measurable gains in performance and reliability Build AI‑powered tooling, including MCP servers and AI‑assisted CI/CD pipelines Demonstrate how AI transforms developer productivity and code quality

What We're Looking For

6+ years' backend engineering experience (Java) Proven experience modernising production systems at scale Hands‑on use of AI development tools (e.g. Claude Code, GitHub Copilot, LLMs) Experience with MCP, AI automation, or agentic AI systems Strong understanding of microservices and API design

Java / Microservices / API design / LLMs / AI / Claude Code / Copilot #J-18808-Ljbffr