SeniorAIEngineer

**Senior AI Engineer** **Forward Deployed AI, Enterprise AI Unit. Cambridge, UK** **Competitive salary and benefits** Are you ready to turn ambiguous enterprise challenges into credible, production AI that moves the needle for patients and the business? Do you want to ship agentic and retrieval-augmented systems that colleagues rely on every day? Join our forward-deployed AI engineering team within a newly created enterprise unit in Cambridge, where your work will help accelerate how we discover, develop and deliver medicines. You will be part of a hands-on group that builds with AI and ships AI. We convert scattered data and unstructured knowledge into dependable systems with measurable outcomes. In this role, you will design and deliver end-to-end solutions, lead the rigor that makes demos production-grade, and partner closely with authorities across the company to bring the latest techniques into real-world use. Based in Cambridge with a competitive salary and benefits, you will have the autonomy to craft solutions from prototype to deployed service, backed by strong platforms, clear sponsorship and a culture that values both ambition and disciplined engineering. **Accountabilities:** * Agentic AI Development: Design, implement and iterate agentic workflows that orchestrate tools, sub-agents and multi-step reasoning to deliver deterministic, auditable outcomes to business users. * Retrieval-Augmented Systems: Build robust RAG pipelines and context engineering strategies that ground LLM outputs in enterprise knowledge, improve factuality and reduce hallucinations. * Evaluation and Quality: Establish ground-truth datasets, LLM-as-judge and rule-based evals, and regression suites that separate signal from prompt noise and ensure consistent performance over time. * Production Software Engineering: Translate prototypes into reliable services with structured outputs, clear interfaces, packaging, testing and traceability that meet critical software standards. * Platform