Senior AI Engineer (HR innovation) London My client is looking for an AI Engineer to lead the development and deployment of intelligent systems within their HR function. You will work closely with HR stakeholders, data scientists, and legal compliance teams to build secure and scalable multi-agent AI solutions using modern frameworks such as LangChain, AutoGen, LangGraph, and RAG. Key Responsibilities: Architect and implement AI-powered tools to automate and enhance HR workflows (e.g., onboarding, employee queries, policy navigation).Design and deploy conversational agents using LangChain and AutoGen for internal use.Build modular and scalable pipelines using LangGraph for multi-agent orchestration.Integrate RAG systems to enable context-aware document retrieval from internal HR/legal databases. Required Skills and Experience: Solid exposure in AI/ML engineering, with a strong focus on NLP and LLMs.Proven hands-on knowledge with: LangChain, AutoGen, LangGraph and RAGStrong proficiency in Python and experience with frameworks like PyTorch or TensorFlow.Experience working with vector databases (e.g., FAISS, Weaviate, Pinecone).Familiarity with HR systems and data (Workday, SAP SuccessFactors, etc.) is a plus.Excellent communication skills and ability to translate technical concepts for non-technical stakeholders. Ideally you will be educated to Degree level and hold a MSc or PhD in Computer Science, AI, Machine Learning, or related sector. Due to the nature of this role, it ..... full job details .....