Senior AI Graph Engineer — Hybrid, High Pay, Oil & Gas

NES Fircroft; Portsmouth; Hybrid; GBP 65,000 - 85,000; Full time

Job summary

A leading engineering staffing provider is looking for an experienced AI Graph Engineer to design and build workflows and semantic models for the Oil & Gas industry. The role offers a full-time initial 6-month contract with the potential to transition to permanent employment or contract extension. It requires expertise in LangGraph, knowledge graphs, and industry-specific data models. The position is hybrid, with 2-3 office days required, located outside London, and pays high rates according to experience.

Benefits

High rates on offer

Comprehensive benefits packages

Support with visas and work permits

Qualifications

• Deep experience in LangGraph or agentic AI workflows.
• Experience with semantic modeling and ontology-driven knowledge graphs.
• Understanding of Oil & Gas data models and standards.

Responsibilities

• Define and build semantic models and taxonomies aligned with industry data.
• Architect and maintain knowledge graphs integrated with enterprise data sources.
• Design and scale agentic workflows for natural-language data exploration.

Skills

LangGraph

Python

Knowledge Graphs

Graph Databases (Neo4j, Neptune)

Relational Databases (PostgreSQL, SQL Server)

Data Lakes (S3, ADLS, Delta Lake)

Natural Language Query Systems

Education

6–10+ years in data engineering or AI engineering

Tools

PostgreSQL

Docker

Kubernetes

Job description

A leading engineering staffing provider is looking for an experienced AI Graph Engineer to design and build workflows and semantic models for the Oil & Gas industry. The role offers a full-time initial 6-month contract with the potential to transition to permanent employment or contract extension. It requires expertise in LangGraph, knowledge graphs, and industry-specific data models. The position is hybrid, with 2-3 office days required, located outside London, and pays high rates according to experience.