Staff Backend Engineer - Python/FastAPI, AI FinTech
Summary
Staff backend engineer at a London AI fintech, owning technical strategy and architecture for a scalable, AI-powered platform. Day to day involves setting engineering standards, leading cross-team initiatives across Platform, AI and Retrieval services, mentoring engineers, and staying hands-on building reliable APIs with Python/FastAPI.
AI FinTech in London is seeking a Staff Backend Engineer to own technical strategy and architecture across a scalable, AI-powered platform. You’ll work across teams, setting standards, and guiding architectural decisions while remaining hands-on when needed.
The role spans Platform, AI, Retrieval, and shared services with a strong emphasis on scalable APIs and reliability. You’ll lead cross-team initiatives, mentor engineers, and help define the technical vision for rapid growth.