Client Payroll Administrator / Accounts Assistant

Infiniium Ltd; City Of London; On-site; GBP 32,000 - 46,000; Full time

Job summary

Infiniium Ltd in London is seeking an experienced multi-client payroll professional to join a friendly practice. You’ll spend three days a week running client payrolls and two days learning accounts preparation, giving you a clear path to becoming a well‑rounded practice all‑rounder.

You’ll manage end-to-end payroll across various frequencies, handle RTI submissions, starters and leavers, pensions and year‑end tasks, and produce payslips and payroll journals.

Qualifications

• Experience with payroll for multiple clients in an accountancy practice or payroll bureau.
• Confident with the full payroll cycle, HMRC requirements and current legislation.
• Experience with small company payroll software.
• Highly organised, accurate and deadline-driven.
• Genuine interest in learning accounts and developing broader accounting skills.

Responsibilities

• Process a varied portfolio of client payrolls end to end across weekly, fortnightly, four-weekly and monthly frequencies.
• Manage RTI submissions (FPS and EPS) and calculate monthly PAYE liabilities.
• Handle starters, leavers, P45s, P60s and year-end processes, including P11Ds.
• Administer statutory payments (SSP, SMP, SPP), student loans and attachments of earnings orders.
• Run auto-enrolment pension assessments and submissions to providers.
• Produce payslips, payroll reports and journals for clients.
• Act as the go-to contact for client payroll queries.
• Bookkeeping and bank reconciliations for a range of clients.
• Prepare VAT returns under Making Tax Digital.
• Support the preparation of year-end accounts for sole traders, partnerships and small limited companies.
• Assist with management accounts and working papers.
• Learn accounting software such as VT.

Skills

Payroll across multiple clients

Full payroll cycle knowledge

Small company payroll software

Highly organised

Willingness to learn accounts

Tools

VT software

Job description

Our client is a friendly, established accounting practice based in Central / NW London supporting a loyal base of small businesses, sole traders and owner-managed companies. We're looking for an experienced multi-client payroll professional who wants to broaden their skills, you'll spend three days a week running client payrolls and two days being trained in accounts preparation, giving you a clear path to becoming a well-rounded practice all-rounder.

The role

Payroll (3 days a week)

• Processing a varied portfolio of client payrolls end to end, across weekly, fortnightly, four-weekly and monthly frequencies
• Managing RTI submissions (FPS and EPS) and calculating monthly PAYE liabilities
• Handling starters, leavers, P45s, P60s and year-end processes, including P11Ds
• Administering statutory payments (SSP, SMP, SPP), student loans and attachment of earnings orders
• Running auto-enrolment pension assessments and submissions to providers
• Producing payslips, payroll reports and journals for clients
• Acting as the go-to contact for client payroll queries

Accounts (2 days a week, with full training)

• Bookkeeping and bank reconciliations for a range of clients
• Preparing VAT returns under Making Tax Digital
• Supporting the preparation of year-end accounts for sole traders, partnerships and small limited companies
• Assisting with management accounts and working papers
• Learning accounting software such as VT

About you

Essential

• Strong, all-round payroll experience across multiple clients, gained in an accountancy practice, payroll bureau or similar outsourced environment
• Confident with the full payroll cycle, HMRC requirements and current legislation
• Experience with small company payroll software
• Highly organised, accurate and comfortable juggling deadlines
• A genuine interest in learning accounts and developing your general accounting skills

Desirable

• CIPP qualification or working towards it
• Some exposure to bookkeeping or VAT
• Familiarity with VT software
• AAT part-qualified, or keen to start studying

Interested?

If you're a payroll professional ready to take the next step in your career, we'd love to hear from you.