Contract AI Data Engineer (Trading)

Role: AI Data Engineer Industry: Trading (commodities) Location: London (Hybrid, 3 days per week) Contract: 6-month initial contract (multi-year programme) Rate: £750-900/day (Inside IR35) X4 Technology are partnered with a global energy organisation undergoing a major AI and data transformation across its Trading business. As part of a large-scale programme, they're investing heavily in Generative AI, Agentic AI and modern data engineering capabilities to deliver intelligent solutions that enhance commercial decision-making, automate complex workflows and unlock value across trading operations. They are looking for an experienced Principal AI Data Engineer to design, build and deploy enterprise-scale GenAI solutions, taking products from rapid prototyping through to production while helping shape the future AI roadmap within a highly collaborative engineering environment. Responsibilities for the Contract AI Data Engineer (Trading) • Build and deploy GenAI, RAG and Agentic AI solutions from prototype to production • Develop AI applications (Azure OpenAI, AI Foundry, Databricks Mosaic AI, MLflow, Genie, AgentBricks) • Design, evaluate and optimise RAG pipelines (prompt engineering, embeddings, LLM evaluation) • Build AI agents (LangChain, LangGraph, AutoGen and related frameworks) • Engineer scalable AI and data solutions (Databricks Delta Lake, DLT and Unity Catalog) • Collaborate with commercial, product and engineering teams • Lead experimentation, benchmarking and evaluation of LLMs • Contribute to architecture, technical direction and backlog planning Requirements for the Contract AI Data Engineer (Trading) • Deep experience delivering AI, Data Science or Data Engineering • Strong commercial experience building GenAI, RAG and Agentic AI applications • Strong understanding of modern LLMs • Experience with LangChain, LangGraph, AutoGen or similar AI agent frameworks • Strong Python, SQL and data engineering skills with Azure cloud experience. • Experience within Energy Trading, Commodities or Financial Services is highly advantageous. This is an excellent opportunity to join a high-profile AI transformation programme delivering next-generation GenAI capabilities across a global trading organisation. Please apply online for immediate consideration