Senior AI Engineer — RAG & LLM Systems Architect

Company: The Portfolio Group
Apply for the Senior AI Engineer — RAG & LLM Systems Architect
Location: London
Job Description:

The Portfolio Group partners with an established organisation investing in AI and generative search. They seek a Senior AI Engineer to design and deliver production-grade AI systems focused on accuracy, scalability, and real-world impact, with emphasis on Retrieval-Augmented Generation and LLM workflows.

The role sits in a growing AI function, collaborating on RAG pipelines, evaluation methods, and model optimisation.

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Posted: July 23rd, 2026