AI Engineer

Huxley; Greater London; Hybrid; GBP 90,000 - 130,000; Full time

Job summary

Huxley in London is seeking an ambitious AI Engineer to design and build agentic AI systems that can reason, plan, and act autonomously across complex business domains.

You will design and deploy custom LLM pipelines, memory architectures and tool-use frameworks, collaborating with product and engineering teams to weave AI into real-world workflows while owning the end-to-end solution.

Qualifications

• Proven experience in building AI/ML systems.
• Strong Python skills with modern AI frameworks.
• Deep understanding of LLMs, vector databases and prompt engineering.

Responsibilities

• 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.

Skills

Python

LLMs understanding

Multi-agent systems

Greenfield development

Tools

LangChain

Hugging Face

PyTorch

Azure OpenAI

Azure Cognitive Services

Azure Machine Learning

Vector databases

Job description

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.