Senior Business Analyst – AI, Automation and Data – Tax

Make an Impact at RSM UK Our Tax Technology team is dynamic, fast-paced and mission driven. We are building a specialist AI engineering capability within our internal tax technology function to design and deliver AI-powered agents, automated workflows, and scalable integrations across enterprise platforms. As a Business Analyst in one of our national offices, you will play a critical role in supporting the Internal Tax Technology team’s delivery objectives on AI and automation use cases and Tax service line data automation initiatives, by providing sustained business analysis capability. The role focuses on end-to-end business analysis across requirements definition, stakeholder engagement, process analysis and collaboration with delivery teams to support successful outcomes. You will work closely with RSM business stakeholders, product owners, architects, workstream, platform and delivery leads, and testing teams to ensure business requirements are clearly defined, understood, and aligned with agreed delivery roadmaps. You will make an impact by: Leading discovery sessions, refinement workshops, and stakeholder interviews aligned to Data Automation delivery milestones Extracting, analysing, and documenting high level and detailed business requirements for the Tax service line, in line with Data Automation deliverables. Defining and documenting use cases, user stories, acceptance criteria, business rules, and non-functional requirements in collaboration with business stakeholders and Product Owners, ensuring requirements are clearly understood and aligned with agreed scope and expected outcomes. Supporting backlog refinement by ensuring requirements are clearly defined, dependencies identified, and user stories are ready for prioritisation by the Product Owner. Maintaining end-to-end requirements traceability across analysis, design, development, testing, and deployment activities. Collaborating with architects and delivery teams to ensure solution designs reflect agreed business requirements and processes. Supporting UAT planning, including creation of test scenarios and scripts, coordination of execution, defect clarification, and preparation of evidence to support business sign-off. Identifying and documenting dependencies, assumptions, risks, and issues arising from requirements, process analysis, and testing activities, escalating where appropriate. Acting as a key interface between business stakeholders and delivery teams, ensuring requirements, processes, and business needs are clearly understood and represented.