We're looking for a highly organised and detail-driven Payroll Co-ordinator to join our Group Payroll Team within People Operations. This is a hybrid role, with office attendance required on Tuesdays and Wednesdays. You will play a key role in delivering an accurate, timely, and customer-focused payroll service to our employees, supporting multiple payrolls and reconciliation across 1,500 to 5,000 employees. This is an exciting opportunity to contribute to projects such as acquisitions, systems implementations, and data migration. Key Responsibilities Accurately process multiple monthly payrolls in line with SLAs, including new starters, leavers, and statutory absence calculations. Manage end-to-end payroll reconciliation for 1,500 to 5,000 employees. Administer and audit expense claims in line with company policy. Provide payslips, financial references, and statements of earnings to current and former employees. Respond to payroll-related queries via phone, email, ServiceNow, or in person. Ensure accurate PAYE and pension liability calculations and submissions in line with HMRC and TPR requirements. Upload net wages into banking systems and ensure timely processing of payments. Complete all month-end payroll activities and ensure data accuracy within HR/payroll systems. Maintain accurate records and prepare reports for Finance and auditing purposes. Manage payroll-related tasks during acquisitions or business changes, including onboarding new entities and integrating employee data. Support payroll systems upgrades, implementations, and data migrations as needed. Collaborate with internal stakeholders to ensure smooth transition of payroll operations during system or structural changes. Promote compliance with data protection, employment law, and internal standards at all times. Uphold the confidentiality and integrity of sensitive employee and business data. What We're Looking For Proven experience in a payroll team working with multiple payrolls and high-volume processing (1,500–5,000 employees). Experience with payroll/HR systems such as SD Worx, Cascade, or Dayforce. Strong understanding of payroll compliance, including PAYE, NI, statutory payments, and pension legislation. Demonstrated experience with system migrations, data imports, or acquisition integrations. Advanced skills in Microsoft Excel, including VLOOKUPs and Pivot Tables. Experience in reconciling pension contributions and maintaining accurate records in line with The Pensions Regulator (TPR) guidelines. Excellent organisational and time management skills with the ability to meet deadlines under pressure. Strong attention to detail and a proactive, solution-focused approach. What You'll Get A hybrid working arrangement – with Tuesdays and Wednesdays in the office. A supportive and collaborative working environment. Opportunities to work on projects that shape the future of payroll within the organisation. Career development support and access to professional learning. The chance to play a key role in a fast-paced, growing business.