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AI Engineer

City, London
Huxley Associates

AI Engineer

Are you ready to build the future of AI from the ground up?

Our client are not buying off-the-shelf solutions. They’re custom-building everything – from infrastructure to intelligent agents – to create a best-in-class AI platform that redefines what’s possible in enterprise automation.

We’re currently looking for a high-impact AI Engineer to join their London-based team and help design and develop agentic AI systems that can reason, plan, and act autonomously across complex business domains.

What You’ll Be Doing

  • Designing and implementing agentic AI systems capable of autonomous decision-making and task execution.
  • Building custom LLM pipelines, memory architectures, and tool-use frameworks.
  • Collaborating with product and engineering teams to integrate AI into real-world workflows.
  • Contributing to the development of our proprietary AI platform – no plug-and-play, all innovation.

What We’re Looking For

  • Proven experience in building AI/ML systems, ideally with Azure OpenAI, Azure Cognitive Services Azure Machine Learning.
  • Strong Python skills and familiarity with modern AI frameworks (e.g., LangChain, Hugging Face, PyTorch).
  • Deep understanding of LLMs, vector databases, prompt engineering, and multi-agent systems.
  • Passion for building from scratch – you thrive in greenfield environments.
  • Based in or near London, with the ability to be onsite once a week.

Why Join Us?

  • Be part of a visionary team building something truly unique.
  • Work on cutting-edge AI challenges with full ownership and creative freedom.
  • Hybrid flexibility with a vibrant London office.
  • Competitive salary, equity options, and a culture of innovation.
  • Strong Python skills and familiarity with modern AI frameworks (e.g., LangChain, Hugging Face, PyTorch).
  • Deep understanding of LLMs, vector databases, prompt engineering, and multi-agent systems.
  • Passion for building from scratch – you thrive in greenfield environments.
  • Based in London, with the ability to be onsite once a week.

Why Join Us?

  • Be part of a visionary team building something truly unique.
  • Work on cutting-edge AI challenges with full ownership and creative freedom.
  • Hybrid flexibility with a vibrant London office.
  • Competitive salary, equity options, and a culture of innovation.

To find out more about Huxley, please visit (url removed)

Huxley, a trading division of SThree Partnership LLP is acting as an Employment Business in relation to this vacancy Registered office 8 Bishopsgate, London, EC2N 4BQ, United Kingdom Partnership Number OC(phone number removed) England and Wales

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