Senior AI Backend Engineer

2 weeks ago


Slough Berkshire, United Kingdom Harnham Full time

Senior Backend Engineer | AI Infrastructure | London (Hybrid) We're partnering with a fast-growing AI infrastructure startup that's redefining how organizations deploy and scale AI technologies. Their platform enables global enterprises to implement, monitor, and continuously improve their AI and tech rollouts — giving teams true "speed-of-innovation" superpowers. As a Senior Backend Engineer, you'll take ownership of core backend systems powering an advanced AI platform that integrates production-ready LLMs and agentic systems. You'll architect scalable backend services, build RAG pipelines, and integrate AI components into distributed systems that enable real-world, production-scale AI deployment. Architect and develop backend systems (Python, FastAPI, Flask, NodeJS) Integrate AI/LLM components into backend services Collaborate with a small, elite team of engineers and AI researchers 4+ years of backend experience (Python, distributed systems, async APIs) ~ Proven experience integrating AI or LLM systems (LangChain, vector DBs, etc.) ~ Excited by ambiguity, ownership, and building from zero to one ~ Equity options + startup benefits package ~ Hybrid work (2–3 days/week in London) ~ Build the foundation of a world-first Agentic Tech Deployment Platform Work hands-on with LLMs and AI integrations at production scale Join a world-class team at the intersection of AI, infra, and enterprise scale


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