Part‑time Payroll Specialist – London

About the role

We are seeking a part‑time Payroll Specialist to support the payroll administration for our London office and other European locations of a leading law firm. You will work closely with the Senior Payroll Specialist to ensure accurate and timely processing of partner and employee payrolls.

Key responsibilities

• Process monthly partner and employee payrolls using iTrent, maintaining high accuracy.
• Administer starters, leavers, changes, bonuses, sickness and ad‑hoc payments, including manual calculations.
• Perform roll‑forward controls and monthly flat‑month reconciliation against iTrent data.
• Conduct three‑way reconciliation of benefits, payroll control, iTrent and HR reports.
• Reconcile payroll control and expense accounts, including employee loans, on a monthly and annual basis.
• Investigate and resolve payroll discrepancies.
• Upload BACS files, clear payrolls and prepare monthly payroll journals for London and European offices.
• Maintain the payroll software, apply updates, test legislative changes and manage Employee and Manager Self‑Service platforms.
• Support pension scheme administration and ensure timely contributions.
• Assist with annual salary and bonus review, provide ad‑hoc statistical data and stay updated on payroll legislation.

Required profile

• CIPP qualification.
• Proven experience running payroll using iTrent.
• Strong understanding of PAYE tax codes and their impact on pay.
• Experienced payroll administrator, preferably with partner payroll exposure.

Required skills

• iTrent payroll system.
• BACS file processing.
• PAYE tax code knowledge.