Lead - Data SpecialistContract: 6 months contractLocation: London Hybrid 2 days in officeDepartment: Data and AnalyticsReports to: Lead, Metadata and Data ManagementAbout the RoleWe are hiring a Contractor Lead - Data Specialist to drive new data capabilities. This pivotal role involves building and operationalising reference data, data sourcing, data lineage, and integrating data management tooling to support a new enterprise data platform. You will lead the development of business-critical data management capabilities, ensuring data is trusted, well-defined, and meets organisational standards. This is a key opportunity to shape the data foundations for a major strategic transformation.Metadata and LineageDrive the capture and management of metadata as part of change and operational deliverables.Maintain metadata repositories and process maps, resolving inconsistencies and escalating issues where needed.Collaborate with business analysts and solution designers to embed robust metadata practices.Enterprise Data Models and Data SourcingCo-develop enterprise data models alongside data architects and specialists.Map workflows, data attributes, and design changes to data models.Support logical data modelling and contribute to master data management.Document and update models in Confluence and assist with reporting-related changes.Critical Data ManagementSupport the definition and governance of critical data elements using tools such as Solidatus and Purview.Maintain logical linea