BAE Systems
Preston, UK
Job Title: AI Engineer
Location: Preston. We offer a range of hybrid and flexible working arrangements – please speak to your recruiter about the options for this particular role
Salary: Circa £55k depending on skills and experience
What you’ll be doing:
Build LLM capabilities services such as RAG Q&A, summarisation, document integration and tool integration
Develop LLM-backed APIs (FastAPI) for LLM chatbot capabilities
Implement retrieval worksflows (chunking, embeddings, grounded answering)
Integrate with enterprise data sources, MinIO, Databricks, Postgres/PGVector, Azure AI Search etc .
Improve response quality through evaluation and testing
Deploy services in OpenShift and Azure via GitLab CI/CD
Your skills and experiences
Essential:
Python backend engineering skill
Experience of RAG implementation and LLM orchestration
Knowledge of key tools such as FastAPI, Langchain/LangGraph, vLLM, AI Search, Hugging Face, Docling,...