Generative AI Engineer

Senior AI Engineer | Remote (UK)- £90,000 - £140,000 + EquityWe're hiring a Senior AI Engineer to build production-grade AI systems that transform how patients are identified and matched to clinical trials.You'll work on LLMs, RAG, Agentic AI, vector search, embeddings, retrieval systems, and large-scale healthcare data pipelines processing millions of patient records.Must-Have Experience:- Startup experience is essential (early-stage or high-growth environments)- Strong AI/ML background that predates the recent LLM boom We want engineers with deep machine learning and AI fundamentals, not candidates whose experience is exclusively prompt engineering or LLM integrations.- Strong Computer Science academic foundation MSc or PhD in Computer Science, AI, Machine Learning, or a related discipline is highly desirable.- Experience building and maintaining production AI systems, not just prototypes- Python expertise and scalable data engineering experience- Hands-on experience with:RAG & Agentic AIVector databases & embeddingsSearch, retrieval & ranking systemsAI orchestration & evaluation frameworksETL / Data PipelinesWhy Join?🔹 Fully Remote (UK)🔹 £90,000-£140,000 + Equity🔹 Build AI that helps accelerate patient access to life-changing treatments🔹 Join a high-ownership startup solving complex real-world AI problems📩 Apply with your CV- Narinder.Singh@opusrs.com#AIEngineer #SeniorAIEngineer #AgenticAI #RAG #LLM #MachineLearning #HealthTech #RemoteJobs #Python #StartupJobs #ArtificialIntelligence #HiringUK