Senior Data Engineer: Ontology & Knowledge Graphs

Valarian Technologies Limited is seeking a Senior Data Engineer for Ontology and Knowledge Graphs in a hybrid London setup. The role focuses on building data foundations, designing ontologies, and delivering scalable graph+NoSQL data solutions critical to secure AI workflows.

You will work with cross-functional teams to model entities, relationships, and business rules, while ensuring provenance and reliable data interfaces for AI tools. This is a hands-on, production-focused role.

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