Senior AI Engineer

We are looking for a Senior Applied AI Engineer to join our Engineering Community and help shape and deliver AI-powered solutions across our large-scale, operationally critical client projects. We've had some significant AI wins over the last couple of years — deploying AI into the NHS, helping energy providers transform how they process customer data, and most recently winning a place on Yorkshire Water's AI Framework. This is a senior, hands-on, client-facing role focused on building production-grade AI systems that deliver measurable impact.

What you'll actually do Design and build LLM-based applications: RAG pipelines, agentic workflows (LangGraph and similar), structured generation, evaluation frameworks Make architectural decisions that hold up in production - chunking strategy, retrieval design, model selection, observability, cost Build the evaluation harnesses that let us prove a system works before it goes live, and keep working after it does Work directly with clients in discovery workshops, scoping sessions and delivery - translating "we want to use AI to do X" into a buildable backlog Mentor mid-level engineers in our Engineering Community as our AI capability grows Pair with our pre-sales team on bids and shape technical responses to public sector procurements What we're looking for You've built and shipped production LLM systems. You can talk in detail about the decisions you made and what you'd do differently. Specifically: Hands-on experience with at least on