Job Description We are looking for a detail driven and customer focused Payroll & Benefits Administrator to join our HR team supporting Seren Laboratory Services (SLS) and Lextox, as well as providing wider benefits support across the UK Forensic Business Line. This is a newly created role, offering an exciting opportunity for someone to truly make it their own, shaping processes and driving improvements to enhance benefits delivery across the business. You will play a key role in ensuring accurate, compliant and timely payroll and benefits administration, while acting as a trusted point of contact for employees, managers, and external providers. Key Responsibilities and Accountabilities Payroll Prepare documentation and complete system updates in an accurate and timely manner for two monthly payrolls and one weekly payroll, for submission to the third-party payroll provider, including: New starters (HMRC New Starter Checklists and/or P45s) Changes to salary and allowances Leavers (including holiday pay, benefit recoveries, PILON, redundancy payments) Zero-hours and variable pay Bonus and incentive payments (annual and ad hoc) Overtime and on-call payments Unpaid leave and sickness Parental leave (Maternity, Paternity, Adoption, Shared Parental, Ordinary Parental Leave) Statutory notifications and statutory payments Additional responsibilities include: Managing the monthly payroll checking process and obtaining approval from senior leadership/finance prior to finalisation. Responding to and resolving payroll queries, escalating to the third-party provider where required. Supporting HMRC and PwC audits by providing required payroll data and documentation. Employee Lifecycle Manage payroll-related aspects of the employee lifecycle, including: Payroll setup and benefits enrolment for new starters Processing leavers (final pay, benefits cessation, recovery of outstanding balances) Managing contractual changes affecting pay and benefits Maintaining accurate employee records across HR and payroll systems Managing payroll and benefits queries through shared HR inboxes Recording and filing sickness notifications and medical certificates, with escalation of SSP/half pay triggers or absence concerns where appropriate. Benefits Administration Administer and promoting employee benefit schemes across the UK Forensic Business Line, including: Benefits platforms (e.g. Reward Gateway, Perkbox, Benenden) Pension administration, including auto-enrolment compliance Salary sacrifice schemes and associated payroll deductions Maintaining accurate records and ensuring timely processing of changes Acting as first point of contact for employee benefits queries Supporting annual renewals and enrolment cycles Liaising with external providers to resolve issues and maintain service standards Administering P11D and PSA data collection Additional Duties Processing third-party invoices Providing ad hoc HR administrative support to the wider HR team