Payroll Administrator in City of Westminster

Working as part of a busy and supportive team, you will be responsible for the full end‑to‑end processing of four‑weekly payrolls. You will handle payroll queries promptly and professionally, contribute to a high‑quality payroll function, and support HR administration. You will also assist with varied HR tasks such as recruitment, new starters processing, investigations and disciplinaries, updating employee data and filing. You may also need to support different departments in the office when needed.

Responsibilities

• Process high‑volume, four‑weekly payrolls from start to finish using Sage 50 Payroll.
• Manage auto‑enrolment pension processes.
• Check weekly working hours and liaise with managers to resolve discrepancies.
• Administer pay changes and adjustments to working hours.
• Accurately calculate holiday entitlements and maintain appropriate records.
• Liaise with HMRC and pension providers.
• Submit BACS, PAYE, SMP/SSP, and holiday pay.
• Manage new starters and leavers, including P45 and P46 documentation.
• Keep up to date with current payroll legislation.
• Note‑taking and holding investigations and disciplinary meetings.
• Support colleagues and contribute to a positive team culture.
• Screening phone calls and routing callers to the appropriate department.
• Receive and respond to emails using Microsoft Outlook.
• Carry out recruitment duties such as job posting and CV screening.
• Process new starter onboarding and chase up probation and performance reviews.
• Timesheet checking and starter/leaver processing.
• Check forms such as absence forms are correctly filled in.
• Carry out daily ad‑hoc duties such as data entry and maintenance of HR databases.
• Support other departments as required.
• Undertake any other reasonable tasks as required by senior management.

Qualifications

• Proven payroll experience in a fast‑paced, in‑house payroll environment.
• Strong understanding of payroll legislation, processing, and auto‑enrolment.
• Ability to manually calculate payroll when required.
• Proficiency with Sage 50 Payroll; experience with Focus Time Management preferred.
• Experience in employee relations and investigation meetings.
• Previous administrative experience in a fast‑paced office.
• Excellent telephone manner.
• Excellent computer skills, especially knowledge in Microsoft Excel and Outlook.
• Attention to detail and excellent time management and organisation skills.
• A hard‑working attitude and commitment to completing workloads within deadlines and willing to support and help out your team whenever possible.
• Capability to handle high volumes of documentation on a daily basis.
• A friendly personality and a team player.
• Ability to speak Mandarin or Cantonese is desirable.
• Must have the right to work in the UK (without sponsorship).
• Strong organisational skills, ability to multitask in a busy HR environment, and deal with confidential issues.
• Effective communication telephone and writing skills, strong administration background.