Senior AI Engineer - Enterprise Organisation : £80k : London

We’re working with a leading enterprise organisation that is looking for a Senior AI Engineer to build and deploy production-grade AI solutions across conversational AI, Agentic AI, RAG and voice. What you’ll be doing: * Design and deploy scalable AI Agents and conversational AI solutions * Build advanced RAG architectures, including hybrid search, re-ranking and vector retrieval * Develop production-grade voice AI, including STT, TTS and real-time audio processing * Fine-tune and optimise LLMs, prompts and retrieval strategies * Build AI infrastructure, APIs and monitoring for production environments * Work closely with Architecture, Security, Data Governance and other stakeholders * Evaluate and introduce emerging AI technologies where they add business value What we’re looking for: * 8+ years’ software engineering experience, with 4+ years in AI engineering * Strong Python experience * Proven experience delivering RAG, LLM and Agentic AI systems into production * Strong knowledge of conversational AI and multi-turn dialogue * Production experience with voice AI / STT / TTS * Experience with cloud platforms — AWS, GCP or Azure * Strong understanding of APIs, microservices, Docker and Kubernetes * Experience with frameworks such as LangChain, LangGraph or LlamaIndex * Experience with vector databases such as Pinecone or Azure AI Search * Strong communication skills and experience working with senior technical stakeholders - Nice to have: MLOps, AI Operations, PyTorch and experience with data lake architectures. If you’re an experienced AI Engineer looking to work on large-scale, production AI systems within an enterprise environment, get in touch for more details.