Senior AI Engineer

We are partnering with an established organisation currently investing significantly in its AI and generative search capabilities. They are looking to appoint a Senior AI Engineer to play a key role in designing and delivering production-grade AI systems focused on accuracy, scalability, and real-world impact.

This position sits within a growing AI function and will focus heavily on Retrieval-Augmented Generation (RAG), agentic workflows, evaluation frameworks, and LLM optimisation.

Key Responsibilities:

• Design and develop scalable RAG pipelines and generative AI workflows
• Build solutions using LangChain, LangGraph, and LlamaIndex
• Implement retrieval strategies including reranking, chunking, and retrieval fusion
• Develop agentic workflows with a focus on robustness and maintainability
• Contribute to experimentation, evaluation, and AI quality frameworks
• Support fine-tuning, instruction tuning, and model optimisation initiatives
• Mentor junior engineers and contribute to technical best practices

Key Requirements:

• Strong Python engineering experience
• Commercial experience building production-grade AI/ML systems
• Hands-on experience with RAG architectures and LLM workflows
• Experience with LangChain, LangGraph, and/or Llama Ind...