Senior Python AI Engineer
- Hiring Organisation
- WTW
- Location
- London, UK
only get to read about. With strong Python at the heart of everything you do, you'll work across a modern AI stack — LangGraph, LangChain, FastAPI, Azure, vector search and graph databases — building sophisticated, reliable systems that scale. You'll join a talented, multidisciplinary team that values engineering craft … bring Strong Python development experience in production applications. Experience building APIs and backend services, ideally with FastAPI. Proven experience building applications with LLMs, using LangChain and/or LangGraph and agentic workflows. Experience developing RAG solutions and integrating multiple systems and data sources via REST APIs. Solid engineering practices — automated ...