Machine Learning Engineer (LLMs)
LB714
Posted: 16/09/2026
- £90,000 - £120,000
- London Area
Machine Learning Engineer (LLMs)
Want to build and ship real-world AI products?
We’re looking for a Machine Learning Engineer to build production AI systems, with a focus on LLMs and generative AI.
You’ll work across the full ML lifecycle — from experimentation and evaluation through to deploying reliable systems into production.
What you’ll be doing
- Building and deploying LLM-powered products
- Working with RAG, fine-tuning and agentic AI
- Developing evaluation and ML pipelines
- Improving model performance, latency and reliability
- Working closely with engineers and product teams to solve real-world problems
What we’re looking for
- Strong Python and PyTorch
- Hands-on experience with LLMs / Generative AI
- Experience deploying ML models into production
- Understanding of transformers and modern NLP
- Experience with RAG, fine-tuning, evaluation or agents
What’s on offer
- Competitive salary + equity
- 7% pension
- Private healthcare
- Free daily meals
- Significant technical ownership
- Work on cutting-edge AI that is actually deployed in the real world
You’ll need the right to work in the UK and be eligible for UK SC clearance.
Anna Heneghan
Head of Machine Learning & AI Recruitment