Interim Senior Accounts Payable

SummaryA growing and innovative organisation within the life sciences sector is seeking an Interim Accounts Payable Accountant to support its finance team during a period of transition.The business operates in a highly regulated and fast-evolving environment, combining consultancy services with specialist manufacturing capabilities. The finance function is collaborative and continuously improving processes, particularly following the recent implementation of a new ERP system.This role has arisen due to a vacancy within the Accounts Payable team and requires an experienced professional to provide interim support, maintain continuity, and help embed robust processes while a permanent solution is secured.
Job PurposeThe Interim Accounts Payable Accountant will take ownership of the end-to-end Accounts Payable function, ensuring accurate processing of supplier transactions, timely payments, and efficient management of AP processes.The role also involves supporting internal stakeholders and maintaining strong supplier relationships through effective communication and query resolution.
Key Responsibilities

• Process Accounts Payable invoices within the ERP system, managing inputs from multiple sources and formats
• Review and validate invoices, ensuring correct coding, cost allocation, and compliance with internal controls
• Ensure all approval workflows are followed prior to posting and payment
• Support and administer finance systems, including ERP and invoice automation tools
• Manage prepayments and accruals, including set up and ongoing monitoring
• Prepare and execute supplier payment runs
• Reconcile supplier accounts and resolve discrepancies
• Monitor invoice queues to ensure timely processing and issue resolution

• Strong working knowledge of Accounts Payable processes and best practice
• Experience working with ERP systems and finance tools
• Ability to quickly learn new systems and adapt to changing processes
• Strong stakeholder management skills with a collaborative and approachable style
• Confident in supporting and advising colleagues on AP processes