Lead AI Engineer – London

Company: Oliver Bernard
Apply for the Lead AI Engineer – London
Location: London
Job Description:

Job Description

Lead AI Engineer – London

£110,000 + bonus + additional package

3 days onsite, 2 days WFH – Central London

We’re supporting a global leader at the forefront of applied AI, working in close partnership with some of the world’s leading AI labs.

Responsibilities:

  • Lead the design and build production-grade systems using LLMs
  • Working across RAG pipelines, vector databases, and agentic workflows
  • Take AI from concept to real-world impact across industries like financial services, energy, and healthcare
  • Liaise with stakeholders internally and externally to understand business problems and translate into technical solutions

Requirements:

  • Proven experience building applications with LLM APIs, with a strong understanding of their real-world capabilities, limitations, and failure modes
  • Hands-on experience implementing RAG architectures, vector databases, knowledge graphs, and effective prompt/context engineering
  • Experience designing and developing multi-step LLM workflows and agent-based systems
  • Strong programming skills (Python preferred) with experience building production-grade APIs and services
  • Experience working with cloud platforms (AWS, Azure, or GCP) and deploying systems into production

£110,000 + bonus + additional package

3 days onsite, 2 days WFH – Central London

Lead AI Engineer – London

Posted: March 27th, 2026