Lead Python Backend Engineer (APIs, FastAPI) – Hybrid

Client Server is seeking a Lead Software Engineer to head a small, skilled tech team in London, delivering features and refactoring efforts on a core banking platform. The role involves a 50/50 split between architecture/design and people management, with mentoring and performance reviews for junior developers.

You will work on API development (FastAPI), cloud services (GCP preferred), and robust CI/CD practices, contributing to a modern, evolving fintech stack in a hybrid London-based setting.