Python Developer

Senior Python Engineer (Contract – FastAPI, APIs, Kafka) £500–£600/day | Outside IR35 | Hybrid London (2 days/week) | Start ASAP We’re working with a fast-moving data intelligence business building a next-gen commercial property platform — and they need a Senior Python Engineer to join immediately and help hit a hard launch deadline of December 6th. The Role You’ll take ownership of backend API development, replacing mock endpoints with real, production-grade services powering the app’s front end. Expect to work hands-on in a tight-knit team alongside an exceptional technical lead. You will be doing? • Build and optimise APIs in Python/FastAPI • Integrate with databases and OpenSearch for data aggregation • Deliver reliable, performant endpoints in a microservices environment (~100 services) • Collaborate closely on design and trade-offs to meet delivery goals Tech Environment Python (FastAPI) | Kafka (nice-to-have) | GitHub CI/CD | OpenSearch | Microservices • Start: Next week • Contract: ~6–7 weeks (through Christmas), possible extension • IR35: Outside (small-company exemption) • Hybrid: London — Tuesday in-office required, likely one more day TBC Day Rate £500–£600/day (target). Quick, one-hour GitHub task followed by same-day feedback.