Accounts Payable Clerk

Company: Marks Sattin
Apply for the Accounts Payable Clerk
Location: London
Job Description:

Our client in the rail transportation and leasing industry are looking for a new AP Assistant to join their growing team in London. Reporting into the Finance Manager, this is a key role to join their growing finance function and take ownership of the invoicing process.

Key Responsibilities

  • Process high volumes of supplier invoices accurately and efficiently using Microsoft Dynamics 365 (D365)
  • Review, validate and code invoices, ensuring all documentation is complete and approved before posting.
  • Manage invoice uploads and resolve any issues relating to invoice matching, coding or approvals within D365.
  • Process employee expenses and corporate credit card claims through Concur, ensuring compliance with company policies and timely reimbursement.
  • Act as the main point of contact for queries relating to Concur expense submissions, providing guidance and resolving discrepancies.
  • Reconcile supplier statements and investigate outstanding items or payment queries.
  • Prepare and process weekly and fortnightly supplier payment runs.
  • Complete daily, weekly and monthly bank reconciliations.
  • Monitor and manage the Accounts Payable inbox, responding promptly to supplier and internal queries.
  • Produce vendor ageing and intercompany reports, providing analysis and commentary where required.
  • Assist with month-end close activities, including balance sheet reconciliations.
  • Support internal and external audit requests by providing accurate financial documentation.
  • Maintain accurate financial records and filing systems.
  • Work closely with the wider finance team to continuously improve AP processes and controls.
  • Provide ad hoc finance support as required.

Qualifications

  • Minimum of three years’ experience in an Accounts Payable or Finance Assistant role.
  • Hands‑on experience using Microsoft Dynamics 365 (D365) for invoice processing, supplier management and Accounts Payable activities.
  • Proven experience using Concur to process employee expenses and corporate credit cards.
  • Strong understanding of Accounts Payable processes and general accounting principles.
  • Excellent attention to detail and a high level of accuracy.
  • Strong organisational and time‑management skills.
  • Excellent communication skills with the confidence to liaise with suppliers and stakeholders at all levels.
  • Ability to work independently, prioritise workloads and meet strict deadlines.
  • AAT qualified or studying towards AAT.
  • Experience working with project accounting.

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Posted: July 13th, 2026