Accounts Payable Assistant

British International Investment (BII)is the UK’s leading development finance institution, wholly owned by the UK Government. Our primary mission is to address global development challenges through strategic investments that promote sustainable and inclusive economic growth.

BII focuses on catalysing economic development, creating jobs, and building resilient economies in some of the world's most complex and underserved markets. We invest in businesses and projects that prioritise inclusive development, environmental sustainability, and innovation.

Our approach is characterised by rigorous investment standards, high governance principles, and a commitment to delivering measurable development impact. Our team consists of highly skilled and passionate professionals dedicated to making a tangible difference globally.

We foster a collaborative and intellectually stimulating work environment that values curiosity, innovation, and professional growth. Our culture balances high performance with a strong emphasis on wellbeing, ensuring our employees can achieve their full potential while contributing to our mission.

BII at a glance:

Over 75 years
supporting sustainable business growth in developing and emerging markets

More than £9.9 billion
in net assets

1,600+businesses invested in

950,000+workers in the businesses we support

650+people in our diverse global team

The Accounts Payable (AP) Team consists of 4 people who sit within the Finance Team. The AP Team are responsible for all UK and Overseas vendor payments and all associated record-keeping. The role will provide support to the AP Team to ensure that all vendors are paid accurately and timely, and that transactions are recorded correctly

The purpose of the role is to support the Accounts Payable team, collaborating with the wider Finance team and business to ensure that all supplier payments are paid on time and accurately. The role also involves being cross‑trained to enable adequate cover to be provided during periods of staff absence such as annual leave.

• Accounting Review for invoice and payment processing
• Supplier on‑boarding and account monitoring
• Weekly Supplier payment runs in multi‑currencies
• Daily bank reconciliations and postings into Sun Systems
• Export of transactions from Salmon (Treasury System) into Sun Systems
• Recording of Treasury FX deals, deposit management and intercompany transfers
• Participate in cross‑training for AP tasks within the AP team
• Weekly reconciliation of key balance sheet control accounts
• Weekly VAT checking report
• Generation of receivables invoices and sending to recipients
• Sending out of debtor statements and chasing of overdue balances
• Ensuring a prompt month end closedown
• Help other teams with queries and requests received in the central mailbox as well as verbally

The successful candidate will have:

• An Accountancy Qualification- preferably AAT or Part‑Qualified ACCA/CIMA
• Proven experience within an International Accounts Payable Function
• Extensive experience of working within Concur
• Experience of dealing with various stakeholders internally and externally
• Experience of multi‑currency processes
• Strong written and verbal communication skills
• The ability to work independently and prioritise effectively
• Candidates should be strongly motivated by BII’s development mission and ideally demonstrate some commitment to development or social goals
• Infor Sun Systems experience

We look for team members who aspire, as we do, to work at our best and to be:

• Impact‑led, commercially rigorous
• Tenacious in the face of challenges
• Collaborative and caring

British International Investment is committed to diversity and inclusion and welcomes all applicants regardless of age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, sexual orientation or educational background.