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Senior AI Engineer

Haystack· London, England, United Kingdom
Posted 8 Aug 2026 · Added 8 Aug 2026, 02:58
AI summary

Design and build scalable Python backend services and AI products using LLMs, RAG, and agentic workflows, creating APIs and managing AWS infrastructure with CI/CD and containerization. You'll join a small, experienced engineering team at a company creating AI-powered products for major global organizations.

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We're working with an innovative and rapidly expanding technology company that creates AI-powered products for some of the world's most prominent organizations.

The Role

Design and build scalable Python backend services

Develop AI-powered products using LLMs, RAG, and agentic workflows

Create APIs and integrations for enterprise clients

Build and maintain AWS cloud infrastructure

Drive innovation and contribute to technical strategy

Collaborate with a small, highly experienced engineering team

What You'll Need

Strong Python engineering background (ideally 5+ years)

Experience building AI/LLM solutions in production environments

Knowledge of RAG, AI agents, and modern AI frameworks

AWS and infrastructure-as-code experience

Experience with CI/CD, containerisation, and scalable architecture

A curious mindset and passion for solving real-world problems

What's On Offer

Fully remote UK role with flexible working

Work on meaningful AI products already used by major global organisations

Join a collaborative, low-ego team where your ideas genuinely matter

Influence product direction and technical decisions

Apply via Haystack today!