Data Developer

SPX Flow; England; On-site; GBP 50,000 - 70,000; Full time

Job summary

An innovative technology company in the UK is looking for a candidate to create and maintain semantic data models and ontologies aligned with W3C standards. The role involves developing SHACL-based validation frameworks and building DCAT3-compliant metadata services. Ideal candidates will have advanced knowledge of RDF and strong experience with SPARQL and linked data design. The position demands a robust understanding of semantic web technologies and offers a dynamic work environment.

Qualifications

• Advanced knowledge of RDF, RDFS, OWL, SHACL, and broader semantic web technologies.
• Strong experience with SKOS, DCAT3, SOSA/SSN, and Hydra.
• Proficiency in SPARQL, SQL, data validation frameworks, and linked data design.

Responsibilities

• Design and maintain semantic data models and ontologies aligned with W3C standards.
• Develop SHACL-based validation frameworks and automated testing approaches.
• Create DCAT3-compliant metadata services and build/extend SKOS vocabularies.

Skills

Advanced knowledge of RDF

Strong experience with SKOS

Proficiency in SPARQL

Ability to convert domain requirements

Tools

Python

Docker

Git

Job description

Responsibilities

• Design and maintain semantic data models and ontologies aligned with W3C standards.
• Develop SHACL-based validation frameworks and automated testing approaches.
• Create DCAT3-compliant metadata services and build/extend SKOS vocabularies.
• Implement and optimise Triple Pattern Fragments for high-performance data access.
• Translate domain requirements into robust RDF models and modelling strategies.
• Build tools and pipelines for data harmonisation, transformation, and validation.
• Design versioning approaches for evolving vocabularies and datasets.
• Develop hypermedia APIs following Hydra principles.
• Work with geospatial datasets using WKT and relevant geographic vocabularies.
• Write, optimise, and maintain SPARQL queries and SQL-to-RDF transformation logic.
• Produce clear technical documentation, diagrams, and architectural guides.

Deliverables

• SHACL validation schemas with accompanying automated tests
• Semantic data models, ontologies, and vocabulary management structures
• DCAT3 metadata service components and SKOS vocabularies
• Triple Pattern Fragment endpoints and Hydra-driven APIs
• Tools for geospatial processing and data harmonisation
• Optimised SPARQL queries and transformation scripts
• Architecture documentation and engineering guidance

Qualifications

• Advanced knowledge of RDF, RDFS, OWL, SHACL, and broader semantic web technologies
• Strong experience with SKOS, DCAT3, SOSA/SSN, and Hydra
• Proficiency in SPARQL, SQL, data validation frameworks, and linked data design
• Ability to convert domain requirements into scalable semantic models
• Experience working across distributed or federated linked data architectures

Desirable Skills

• Triple Pattern Fragments, JSON-LD APIs, performance tuning for linked data endpoints
• Familiarity with OGC standards and geospatial/environmental data formats
• Experience with Python (e.g., FastAPI), Docker, Git, CI/CD workflows