2 of 2 Permanent FastAPI Jobs in Stevenage

Principal Software Engineer (Software Team Lead)

Hiring Organisation
Touchstone Advisory Limited
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
team and guiding architectural direction. • Deep experience developing modern web applications, ideally having launched a product to market. • Expertise in React, Redux, TypeScript, Python, FastAPI, and SQLAlchemy. • Strong understanding of cloud technologies (AWS preferred). • Excellent grasp of software architecture, design patterns, and scalable system design. • Strong communicator with ...

Artificial Intelligence Engineer

Hiring Organisation
Cubiq Recruitment
Location
Stevenage, Hertfordshire, UK
Employment Type
Full-time
understand the trade-offs between speed, cost, and model performance. Design, implement, and productionise multi-agent LLM systems that reason, plan, and coordinate. Develop FastAPI-based microservices optimised for low latency and high reliability. Engineer and evaluate RAG pipelines: hybrid retrieval, re-ranking, grounding, and context validation. Integrate real-time … model-faithfulness metrics. What we're looking for Proven ability to build and ship agentic or multi-agent frameworks into production. Expert Python, FastAPI, and asyncio developer. Practical experience with LangChain, Autogen, or custom orchestration layers. Startup mindset: ownership, speed, and pragmatism over perfection. Bonus points Experience working with voice ...