Founding AI Engineer

Overview

OB have partnered with a stealth mode start-up, who are well funded and are looking for their Founding AI Engineer to join the team, and work closely with the CTO, to shape the technical direction & strategy, and ship AI systems into production.

In this role, you will be working on AI-native products that enable natural-language interaction with enterprise data, using RAG pipelines across structured and unstructured sources, as well as building task-specific AI agents embedded into real business workflows, with a strong focus on production readiness, evaluation, and observability, and close collaboration with data and platform teams to ensure AI outputs are accurate, trusted, and scalable.

Key skills and requirements:

• 3+ years of commercial experience in production environments
• SQL + Python
• RAG & Vector DBs
• Working knowledge of LLMs
• APIs
• Hybrid working - 3-days a week required in Central London offices
• Salary - Up to £95k + equity & bonus
• To be considered, you must be UK based and sponsorship is unavailable for this role
• 3-stage interview process