Machine Learning Engineer (LLMs)

Understanding Recruitment; England; On-site; GBP 70,000 - 110,000; Full time

Benefits offered by this job

Equity

Free daily meals

Significant technical ownership

Cutting-edge AI projects

Job summary

Understanding Recruitment is seeking a Machine Learning Engineer in the United Kingdom to build production AI systems, focusing on LLMs and generative AI. You will cover the full ML lifecycle from experimentation to deployment, delivering real-world AI products with strong emphasis on reliability and performance.

You will collaborate with engineers and product teams, deploying models to production, optimizing latency, and ensuring scalable ML pipelines while contributing to cutting-edge AI

Qualifications

• 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

Responsibilities

• 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

Skills

Python

PyTorch

LLMs

Generative AI

Production deployment

Transformers

NLP

RAG

Fine-tuning

Evaluation

Agents

Job description

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
• 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.