Accounts Payable Supervisor (Interim)

JSS are partnering with a leading organisation based in Bristol as they look to appoint an Interim Accounts Payable Supervisor to support the finance function during a period of transformation. This role will be focused on maintaining the day-to-day effectiveness of the Accounts Payable function, while also supporting a major ERP implementation project.

Reporting into the Accounts Manager, this position will play a key role in ensuring the smooth running of the UK payables process, while supporting the transition to a new finance system. You will take ownership of core AP responsibilities, ensuring accuracy, compliance and continuity during a busy period of change.

Responsibilities:

• Oversee the end-to-end Accounts Payable process, ensuring timely and accurate invoice processing and payments
• Support the migration of Accounts Payable into a new ERP system, including testing and implementation support
• Ensure accurate coding of supplier invoices (GL, cost centre, project) and correct VAT treatment
• Manage payment runs, including bank uploads and manual payments where required
• Maintain and update supplier records, supporting audit queries where necessary
• Provide regular reporting on payables, including outstanding balances and supplier categorisation
• Review and post credit card and expense data, ensuring accurate allocation
• Support payroll-related payments (e.g. PAYE)
• Carry out reconciliations (including petty cash and ad hoc analysis)
• Act as a key point of contact for internal stakeholder queries across the business

Key requirements:

• Proven experience in a Senior Accounts Payable role (5+ years)
• AAT Level 3 or 4
• Experience working in a multi-entity environment
• Prior exposure to ERP/system implementations or upgrades
• Strong understanding of AP processes within a wider finance function
• High level of accuracy and attention to detail
• Strong communication and stakeholder management skills
• Experience with large ERP systems preferred (Workday preferable)
• Good working knowledge of Excel