Full Stack Engineer: React/TypeScript + Java – Hybrid

Harnham is hiring a Full Stack Engineer (React/TypeScript/Java) in London with hybrid working. The role involves 65% frontend and 35% backend, delivering features for a WealthTech platform and shaping technical decisions in a modern cloud-native environment.

You will work in a cross-functional squad, focusing on frontend while contributing to backend services and APIs, with AI-assisted development tools integrated into daily workflows.