12-month fixed-term contract. – Full-time – Salary: £27,000- £36.000, doe - Location: Crawley or Newport |Hybrid

About AerFin

AerFin is breathing new life into aviation. We buy, sell, lease and repair aircraft, engines, and parts to maximise the value for their owners and provide a lower-cost supply of material to our airline, lessor and MRO customers. Through our deep technical expertise and high-performance culture, we deliver confidence-inspiring quality, safety and value to our customers. Our blend of industry expertise and experience – today’s insight and tomorrow’s foresight – gives us a unique perspective on our industry that is trusted by over 600 customers across six continents. With regional hubs in Europe, Asia and the USA we’re perfectly placed to keep fleets flying and get deals done. That’s the AerFin way. That’s the way ahead.

About the Role

We are looking for a proactive, detail-oriented Accounts Assistant to join our Finance team on a 12-month fixed-term contract.

This role will initially focus on improving the timeliness of supplier invoice processing while helping to enhance efficiency across our finance processes. Once this is achieved, you will continue to support the transactional finance function, as well as financial accounts with month-end, process mapping, data cleansing, and preparation for a new finance ledger system.

This is a fantastic opportunity for someone who enjoys working in a fast-paced environment, improving processes, and delivering accurate, high-quality financial work. You’ll gain hands-on experience across the full finance function and play a key role in shaping how we work.

Key Responsibilities

• Process and reconcile supplier and customer invoices, payments, and receipts, ensuring accuracy, proper allocation, and timely resolution of discrepancies.

• Maintain accurate purchase and receivables ledgers, performing regular account and bank reconciliations.

• Manage supplier payments, set up new supplier accounts, and ensure all transactions meet required documentation, approval, and audit standards.

• Monitor aged payables and receivables and produce reports on balances, cash‑flow impacts, and payment forecasts.

• Handle supplier and customer queries professionally, working with internal teams to resolve issues.

• Identify and implement process improvements across Accounts Payable and Receivable

• Support process mapping, data cleansing, and preparations for new ledger implementation.

• Assist the Financial Accounts team with month‑end close and general transactional/administrative tasks.

What We’re Looking For

• Previous experience in an accounts payable, accounts receivable, finance assistant or similar roles.

• A finance-related qualification (e.g. AAT Level 2 or 3) is preferred but not essential.

• Experience working with high volumes of financial data

• Proficient in Microsoft Excel

• Familiarity with accounting software (e.g., Sage, NetSuite, or similar ERP systems) if preferred

• High level of numerical accuracy and strong attention to detail

• Ability to prioritise workload and meet deadlines

• Confident communicator, able to liaise effectively with stakeholders at all levels

• Proactive mindset with a focus on continuous improvement

What we offer in return:

• 28 days of annual leave days

• Pension Scheme

• Employee Assistance Program (EAP)

• Social events and much more

We're actively reviewing applications and conducting interviews regularly. To ensure your consideration, please submit your application early. Please note, we reserve the right to close this vacancy once a suitable candidate is found, so don't delay in sending your CV today for immediate consideration.

AerFin is an equal opportunities employer, which cultivates opinion, listens to all views with respect, recognises people based on their merits without bias and embraces diversity.

(NB. we will not consider any CVs from agencies at this point, and will reach out to our PSL if required)