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Ecruit; Camden Town; Hybrid; GBP 30,000 - 35,000; Part time

Benefits offered by this job

Flexible hours

Remote work

Office visits

Job summary

Guilford Street Laboratories in London is hiring a part-time Finance Assistant to join our small finance team. You’ll own day-to-day bookkeeping, work with our CFO, and ensure records are accurate using Xero, with regular office visits at our King's Cross location.

The role is mainly remote, offering 24 hours per week with flexible hours, and a supportive environment that values attention to detail and clear communication. Experience with VAT, payroll and month-end is preferred.

Qualifications

• 5+ years' experience in a finance or bookkeeping role.
• Strong working knowledge of Xero or similar accounting software.
• Experience with VAT, payroll, journals and month-end processes.
• Confidence managing invoices, purchase orders and supplier payments.
• Excellent attention to detail, organisation and communication skills.
• AAT, CIMA or ACCA qualifications are desirable; experience with Dext, ApprovalMax and outsourced finance providers.

Responsibilities

• Managing daily bookkeeping and financial records using Xero.
• Processing customer invoices, supplier invoices and payments.
• Managing purchase orders through Dext and ApprovalMax.
• Coding transactions and preparing online banking payments.
• Reviewing and processing employee expenses.
• Supporting payroll, VAT and foreign currency transactions.
• Preparing journals and assisting with month‑end and year‑end close.
• Supporting audits and responding to finance‑related queries.

Skills

Finance experience

Attention to detail

Organisation

Communication

Payroll knowledge

Education

ACCA/CIMA/AAT desirable

Tools

Xero

Dext

ApprovalMax

Job description

King’s Cross, London | £30,000–£35,000 Pro Rata | 24 Hours per Week | Hybrid (1-2 days in office)

Are you an experienced Finance Assistant who enjoys keeping everything organised, accurate and running smoothly? Confident using Xero and looking for a flexible, part-time opportunity where your experience will genuinely make a difference?

Guilford Street Laboratories is looking for a reliable, hands‑on Finance Assistant to join our team.

Working closely with our CFO, you'll take ownership of day‑to‑day bookkeeping and help keep our finances running smoothly. This is a mainly remote position, with regular visits to our King's Cross office.

The Role

You’ll be part of a small, collaborative team, working alongside external accountants, tax advisers and payroll providers.

Your responsibilities will include:

• Managing daily bookkeeping and financial records using Xero
• Processing customer invoices, supplier invoices and payments
• Managing purchase orders through Dext and ApprovalMax
• Coding transactions and preparing online banking payments
• Reviewing and processing employee expenses
• Supporting payroll, VAT and foreign currency transactions
• Preparing journals and assisting with month‑end and year‑end close
• Supporting audits and responding to finance‑related queries

About Us

At Guilford Street Laboratories, we’re helping shape the future of diagnostics. Using advanced machine learning, we’re developing smarter ways to detect and monitor disease, supporting better outcomes for patients worldwide.

What We’re Looking For

We’re looking for someone who can hit the ground running, manage their own workload and take pride in getting the details right.

You’ll need:

• At least 5 years' experience in a similar finance or bookkeeping role
• Strong working knowledge of Xero or similar accounting software
• Experience with VAT, payroll, journals and month‑end processes
• Confidence managing invoices, purchase orders and supplier payments
• Excellent attention to detail, organisation and communication skills
• AAT, CIMA or ACCA qualifications are desirable, as is experience with Dext, ApprovalMax and outsourced finance providers.

What’s On Offer?

• 24 hours per week with mainly remote working
• A varied role with genuine responsibility
• Direct exposure to senior leadership
• Supportive team and excellent work-life balance

Interested?

If you’re an experienced Finance Assistant looking for flexibility, variety and the opportunity to contribute to an innovative business, we’d love to hear from you.