Artificial Intelligence Engineer

Artificial Intelligence Engineer

Understanding Recruitment Ltd | Greater London, ENG, GB

Posted 18 days ago

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Description

AI Engineer


LLMs / Python / PyTorch / Rust | Defence AI | UK


Are you an AI Engineer who wants to work on problems where model performance, reliability and real-world impact genuinely matter?


I'm working with a highly ambitious, VC-backed AI start-upbuilding advanced AI systems for some of the most demanding defence and national security environments.


They're looking for exceptional AI Engineers to build and deploy production-grade agentic systems, working on problems that go far beyond standard LLM applications.


Why it's interesting:



  • Build advanced AI agents capable of taking actions in secure, highly controlled environments

  • Work on LLM orchestration, agent architectures and model optimisation

  • Explore multimodal AI, computer vision and real-time sensor data

  • Take ownership of AI systems from research and prototyping through to production

  • Solve challenging problems around reliability, safety, scalability and deployment

  • Join an exceptionally strong engineering team with significant technical autonomy


What we're looking for:



  • Strong foundations in machine learning, deep learning and applied mathematics

  • Production experience building agentic AI / LLM-based systems

  • Strong programming ability in Python, Rust, C++ or Java

  • Experience with PyTorch, JAX, TensorFlow or agent orchestration frameworks

  • Excellent engineering judgement and the ability to turn research into robust, production-ready AI

  • A genuine interest in solving difficult technical problems with real-world consequences


PhDs, top-tier ML research publications and experience deploying AI in constrained or regulated environments are a bonus.


The technical bar is high. We're looking for engineers who combine deep ML understanding with the ability to build AI systems that actually work outside a research environment.


UK | Office-first with flexibility


UK right to work and eligibility for SC clearance required.


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