Senior AI Graph Engineer — Oil & Gas Knowledge Graphs

NES Fircroft; Cambridge; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading engineering staffing provider in the UK seeks an experienced AI Graph Engineer to design and implement workflows for intelligent data analytics. The ideal candidate will have strong skills in LangGraph and Python, along with knowledge of building semantic models and working within oil and gas domains. This is a full-time, hybrid position based in Abingdon, with potential for transitioning to permanent employment after the initial contract period.

Benefits

Competitive salary

Hybrid working options

Market-leading benefits

Qualifications

• 6-10+ years of experience in data engineering or AI engineering.
• Experience with LangChain/LangGraph or agentic AI frameworks.
• Familiarity with LLM-based systems and prompt engineering.

Responsibilities

• Define and build semantic models and ontologies.
• Design and build agent workflows for data exploration.
• Connect AI agents with relational and graph databases.

Skills

LangGraph

Python

Knowledge Graphs

Graph Databases

Relational Databases

Data Lakes

RAG / Vector Databases

Natural Language Query Systems

Tools

PostgreSQL

Neo4j

Docker

Kubernetes

Job description

A leading engineering staffing provider in the UK seeks an experienced AI Graph Engineer to design and implement workflows for intelligent data analytics. The ideal candidate will have strong skills in LangGraph and Python, along with knowledge of building semantic models and working within oil and gas domains. This is a full-time, hybrid position based in Abingdon, with potential for transitioning to permanent employment after the initial contract period.