Data Modeler

Data Modeller – Contract Rate: £700 per day (Inside IR35) Location: Bristol or London Length: 6 months About the Role Aviva’s IWR (Insurance, Wealth & Retirement) division is advancing its Data Evolution programme and adopting “Data as a Product.” We’re looking for a Data Modeller to design and maintain conceptual, logical and physical models that support analytics, BI, and data product delivery. You’ll help ensure clear business meaning, strong domain understanding, and high‑quality analytical data structures. Key Responsibilities • Create conceptual data models to define scope, key business concepts, and stakeholder alignment. • Build logical models describing entities, relationships, and business rules in a tech‑agnostic way. • Develop physical models for analytics platforms, including dimensional and/or Data Vault patterns. • Work closely with Data Engineers to ensure accurate implementation and reuse of shared structures. • Provide modelling artefacts and support during data product design, build, and delivery. • Ensure adherence to modelling standards, conventions, and governance. • Communicate modelling decisions clearly with both technical and non‑technical stakeholders. Deliverables • Conceptual, logical, and physical data models • Supporting documentation for assumptions and modelling decisions • Inputs to metadata, lineage and data product documentation What Good Looks Like • Accurate, consistent, analytics‑ready models • On‑time delivery that enables data product progress • Clear alignment with standards and traceability across modelling layers • Strong stakeholder engagement and communication Essential Experience • Proven background in conceptual, logical and physical data modelling • Experience modelling data for analytics/reporting • Ability to work autonomously and deliver clear outcomes • Strong communication and stakeholder skills Desirable • Dimensional and/or Data Vault modelling • Experience with domain‑driven or data‑product‑based approach