Finance Assistant

Archangel Autonomy Ltd; Oxford; On-site; GBP 25,000 - 34,000; Part time

Benefits offered by this job

5% employer pension contribution

Medical and dental insurance

25 days holiday + bank holidays

Cycle2work scheme

Free Monday team lunch

Growth and training resources

Relocation support

Job summary

Archangel Autonomy seeks a meticulous Finance Assistant to own day-to-day financial tasks and improve the reliability of our accounts in a fast-growing start-up in Oxford. The role involves close collaboration with the Finance Lead and COO, ensuring smooth supplier payments and accurate records across modules.

The successful candidate will have at least 2 years in finance, UK payroll experience, and strong Excel skills, with opportunities for growth into a full-time role as the business expands.

Qualifications

• At least 2 years' experience in finance and QuickBooks.
• Experience processing UK monthly payroll.
• Confident Excel and Microsoft Office skills.
• Excellent attention to detail, organisation and accuracy.

Responsibilities

• Maintain accurate financial records in QuickBooks, reconcile accounts, resolve discrepancies, and manage supplier invoices, expenses, and payments.
• Monitor accounts payable and receivable, review historical accounting issues, and support month-end reporting, VAT preparation, and year-end activities.
• Process monthly UK payroll, maintain employee payroll and pension records, and complete reconciliations and required submissions.
• Support purchasing, invoice matching, receipt management, and accurate recordkeeping.
• Maintain financial spreadsheets and documentation, helping improve accounting and purchasing processes as new systems are introduced.

Skills

Finance experience

QuickBooks

UK payroll

Excel

Education

AAT level 2+

Tools

Zoho

Pleo

Revolut

Job description

About the Job

We are seeking an experienced, reliable Finance Assistant to take ownership of our day-to-day financial activities and help improve the accuracy and reliability of our accounts.

Working closely with the Finance Lead and COO, you’ll play an important role in resolving existing accounting discrepancies, improving financial processes, and keeping accounts running smoothly. You’ll have the independence to manage your responsibilities and the opportunity to make a measurable impact as the business grows.

Permanent part-time role (30 hours across 5 days), potentially scaling into a full-time position as business demands expand.

How you’ll make an impact:

Key Responsibilities

• Finance & Accounting: Maintain accurate financial records in QuickBooks, reconcile accounts, resolve discrepancies, and manage supplier invoices, expenses, and payments.
• Accounts: Monitor accounts payable and receivable, review historical accounting issues, and support month-end reporting, VAT preparation, and year-end activities.
• Payroll: Process monthly UK payroll, maintain employee payroll and pension records, and complete reconciliations and required submissions.
• Purchasing & Procurement: Support the Finance Lead/CFO with purchasing, invoice matching, receipt management, and accurate recordkeeping.
• Process Improvement: Maintain financial spreadsheets and documentation, helping improve accounting and purchasing processes as new systems are introduced.

To succeed in this role, you must have:

• At least 2 years' experience in finance and QuickBooks
• Experience processing UK monthly payroll
• Confident Excel and Microsoft Office skills
• Excellent attention to detail, organisation and accuracy

Desirable:

• AAT level 2+, or equivalent practical experience
• Familiarity with financial software and tools such as Zoho, Pleo and Revolut

By joining us, you’ll get:

• The ability to make a measurable difference in the creation of cutting-edge technology in a rapidly growing start-up.
• Fast-paced environment with a world-class, positive, talented, and high-achieving team
• Forward-thinking, supportive culture with company off-site strategic alignment
• Growth and training resources
• Merit-based compensation.
• 5% employer pensions contribution and Pension Salary Sacrifice
• 25 days holiday + UK bank holidays including an extra day for every 2 years of service.
• Medical and dental insurance
• Relocation of support packages
• Team Socials
• A variety of perks that are always evolving: Free Monday team lunch, Cycle2work scheme, access to your favorite app subscription, plus many more in the works!

Location:

This is primarily an office-based role in Oxford. You’ll work alongside engineers, AI specialists, operations colleagues and industry pioneers, contributing directly to the systems and processes that enable the company to scale responsibly.

About Us

At Archangel Autonomy, we build intelligent systems that bring people and machines together to form effective teams, relieving mankind from dirty, dull and dangerous tasks. Our mission is to design and deploy AI technologies that protect, support and enhance the work of those operating on the front lines, including law enforcement, first responders, NGOs, wildlife rangers and military personnel.

We are makers and engineers first, driven by the desire to solve challenges that matter. Having moved beyond the early-stage startup phase, we are entering a period of significant growth, with larger contracts, international expansion, higher production volumes, more complex project delivery and increasing operational maturity. Our culture is grounded in high integrity, teamwork, learning and a shared pursuit of excellence.