Role Purpose To lead the translation of SAP Payroll into Oracle Fusion Payroll (UK), ensuring accurate gross-to-net processing, clean and auditable payroll data migration, effective UAT and parallel runs, proactive risk management, and a controlled go-live. Key Responsibilities Payroll Functional Design & SAP ? Oracle Translation - Lead Payroll functional design from SAP Payroll to Oracle Fusion Payroll (UK) - Translate SAP wage types, schemas, and PCR logic into Oracle Fusion payroll elements - Simplify legacy SAP payroll customisation and Local Authority-specific workarounds - Design Oracle-standard payroll structures, calendars, balances, and costing - Act as Payroll Design Authority Data Migration & Data Quality - Define payroll data migration scope (migrate vs rebuild vs archive) - Own payroll data migration rules for employee payroll data and YTD balances - Support payroll data cleansing prior to System Integrator mobilisation - Validate payroll opening balances and migrated data - Ensure auditability and HMRC compliance Risk Management & Governance - Identify and manage payroll functional, data, and statutory risks - Maintain a Payroll risk register with mitigation actions - Escalate risks impacting pay accuracy, HMRC submissions, or pensions - Support Design Authority and SteerCo decision making Testing, Parallel Runs & UAT - Define realistic payroll test scenarios - Lead Payroll input into SIT and UAT - Plan, manage, and validate parallel payroll runs - Support defect triage and prioritisation based on payroll impact Statutory, HMRC & Pensions Compliance - Ensure payroll design supports UK statutory requirements (RTI, FPS/EPS, SSP/SMP, year-end) - Support pension processing including LGPS where applicable - Ensure segregation of duties and payroll controls Cutover, Go-Live & Hypercare - Support payroll cutover planning and sequencing - Validate payroll readiness for go-live - Provide payroll support during hypercare and stabilisation Essential Skills & Experience - Proven SAP Payroll to Oracle Fusion Payroll implementation experience - Strong SAP Payroll (PY) background - Oracle Fusion Payroll (UK) functional expertise - Payroll data migration and validation experience - Experience leading parallel payroll runs and UAT - Experience operating in Local Authority or regulated environments Key Behaviours - Zero-defect mindset for payroll accuracy - Strong data ownership and accountability - Confident challenging legacy payroll practices - Calm and credible under programme and payroll pressure