Location
london, england, United-Kingdom
Posted
May 31, 2026
Job Description
Senior Java Engineer – AI Enablement
IG Group is a FTSE250 FinTech company building mobile, web and desktop platforms for trading. We are forming a Service Modernisation & AI team to pioneer AI‑first development practices in financial services.
About the Team
You will join a small squad of 5–6 senior engineers and an embedded architect, scaling with contractors as needed.
Responsibilities
Service Modernisation (50%)
- Modernise legacy services using AI: analyse codebases, understand dependencies, extract clean APIs.
- Work on high‑impact legacy services that block delivery speed.
- Implement strangler‑fig patterns and other proven migration approaches.
- Deliver modernised services with comprehensive tests, documentation, and multi‑instance deployment.
- Complete modernisations in fast cycles with monthly milestones.
- Use AI to accelerate analysis, refactoring, testing, and documentation.