Accounts Payable Specialist (12 Months FTC) in Oxford

OrganOx is a commercial stage organ technology company dedicated to developing technologies to improve outcomes for patients with acute or chronic organ failure. The company was established as a spin‑out of the University of Oxford in 2008 and is now part of the Terumo Group.

We are seeking a detail‑oriented Accounts Payable Specialist to join our finance team on a 12‑month fixed‑term contract to cover a period of maternity leave. This role is responsible for managing the full accounts payable cycle, ensuring accurate and timely processing of supplier invoices and payments. The successful candidate will also play a key role in supporting and coordinating an ERP system upgrade, ensuring a smooth transition and improved financial processes.

Major Responsibilities

• Process and verify supplier invoices, ensuring accuracy and proper coding to the general ledger within SAP B1, including Accounts Payable, Accounts Receivable, Employee Expenses & Purchase Orders.
• Manage the full accounts payable cycle, including invoice entry, approvals, payment runs, and reconciliation.
• Maintain vendor records and ensure supplier information is accurate and up to date.
• Resolve invoice discrepancies and communicate with vendors regarding payment inquiries.
• Reconcile supplier statements and investigate any purchase order issues.
• Raise ad‑hoc and business‑critical payments in the bank as requested.
• Ensure that all AP‑generated transactions are posted to the bank accounts in a timely fashion and completed according to the month‑end timetable, facilitating bank reconciliations.
• Review and manage the Accounts Receivable ledger.
• Assist with month‑end closing tasks related to accounts payable.
• Participate in the planning and implementation of the company’s ERP system upgrade.
• Actively work with colleagues throughout the business to ensure problems are understood and resolved quickly.
• Adhere to the letter and spirit of OrganOx’s Code of Conduct and all other company policies.

Requirements

• Significant experience working in a similar role in a fast‑paced company.
• Strong attention to detail and accuracy.
• Excellent organisational and time‑management skills.
• Analytical problem‑solving abilities.
• Strong communication and collaboration skills.
• Ability to multi‑task, work under pressure, problem‑solve, use initiative, and respond to changes in priority.
• Ability to exercise effective judgement, discretion, sensitivity, and creativity to changing needs and situations.
• Adaptability during system changes and process improvements.

Qualifications

• Experience working with SAP S4 Hana.
• Previous involvement in an ERP implementation or system upgrade is highly desirable.
• Strong understanding of accounts payable processes and financial controls.
• Proficiency in Microsoft Excel and banking software.

Benefits

A job description does not imply that the duties stated are the only ones to be performed by the job holder. Job holder will be required to follow any other job‑related instruction as reasonably requested by their line manager or their designate. We are an equal opportunity employer, and all qualified applicants will receive consideration for employment without regard to age, disability, gender reassignment, marriage and civil partnership, pregnancy and maternity, race, religion or belief, sex, sexual orientation, or any other characteristics protected by law.