Senior Accountant - Payroll (UK & USA)

Senior Accountant - Payroll (UK & USA) Darlington An exciting opportunity has arisen for a qualified Accountant to join a global business in Darlington. The role will be responsible for managing end-to-end payroll processing for employees across the UK and the USA entities, ensuring timely, accurate, and compliant payroll delivery, including financial posting, month-end accounting support and analysis. You will be responsible for: * Administering end-to-end payroll cycles for UK, and USA including gross-to-net calculations, statutory deductions, benefit, and reporting. * Ensuring payroll compliance with HMRC (UK), IRS/State Agencies (USA) * Managing onboarding payroll setup for new hires in consultation with HR including tax codes, pensions, social security setup and regional equivalencies. * Reconcile payroll outputs monthly including variance checks, internal audits, and correcting discrepancies. * Coordinating with third-party payroll vendors and ensure SLA's and data accuracy standards are met in all regions. * Maintaining payroll KPI's and performance dashboards for management. You will/have: * Deep understanding of UK PAYE/NIC, pension auto-enrolment, statutory leave pay, HMRC processes. * Knowledge of US federal and state payroll law including FICA, FUTA, W-4, state-specific tax variations. * Proficiency with multi-country payroll systems (e.g. Sage) & ERP accounting systems (e.g. Microsoft Dynamics). * Advanced Excel capabilities including Pivot tables, Vlookups and payroll reconciliation formulas. * Experience completing payroll audits and preparing documentation for internal/external auditors