ESN Business BA Analyst 6 months Bristol - x3 onsite x2 remote Inside IR35 - Umbrella only Role overview: The key purpose of this role is to ensure the ESN programme meets its contractual and regulatory data-handling obligations through the successful delivery of a comprehensive data-mapping and GDPR compliance exercise. The role holder will lead the identification, documentation, and assurance of all personal-data processing across ESN systems.Working collaboratively with Legal, Digital, Enterprise Architecture, and Security teams, the role holder will analyse complex data flows, assess Controller and Processor responsibilities, and design appropriate governance controls to ensure ongoing compliance. They will act as a coordination point between the Authority on data-governance matters, providing clear, evidence-based recommendations that support programme assurance and contractual delivery.This role is critical in maintaining the client reputation for operational integrity and transparency within the ESN programme, safeguarding personal data across one of the most nationally significant digital infrastructure initiatives in the UK.Accountabilities Lead the end-to-end data mapping and GDPR compliance activity for the ESN programme.Identify, document, and maintain a complete record of all ESN systems, data sources, and personal-data flows, creating and managing the ESN information asset register and data lineage documentation.Assess and document data-handling roles and respon