Interim Management Accountant

Location: London
Status: 5 month fixed term contract
Reports to: Financial Controller

We are looking for an experienced Interim Management Accountant to join the Finance team on a fixed-term basis to provide additional support during a particularly busy period. The successful candidate will play a key role in managing the 31 December 2026 year-end close and the subsequent external audit, which is expected to run through to March 2027, while also supporting business-as-usual activities including month-end reporting, reconciliations, and financial controls.

The interim Management Accountant will be instrumental in maintaining continuity, supporting the wider team through a period of change, and ensuring key deadlines are met during this peak period.

Job Purpose: The Interim Management Accountant is responsible for ensuring the accuracy, completeness, and integrity of the month-end close and management reporting for the Foundation’s entities.

Reporting to the Financial Controller, this role takes hands‑on ownership of preparing the management accounts with commentary for assigned regional entities and reporting categories, whilst reviewing the month‑end work and reconciliations prepared by the Associate Accountants. Working alongside the FP&A team, this role focuses heavily on balance sheet integrity, robust financial controls, and ensuring the absolute accuracy of the trial balance.

• Preparation:Own the end-to-end month-end close process and prepare comprehensive management accounts with variance commentary to assure accuracy.
• Review:Perform a technical review of the month-end close packages and supporting reconciliations prepared by the Associate Accountants for other designated regional entities.
• Variance & Data Integrity:Collaborate cross-departmentally (e.g., with HR, IT, Operations) to ensure correct accruals and analyse variances to ensure the numbers are correct prior to handing over to the FP&A team.
• Balance Sheet Control:Perform and maintain detailed balance sheet reconciliations to ensure outstanding items are investigated and resolved promptly.
• Intercompany:Manage intercompany transactions and reconciliations across the regional entities.

• Support the Financial controller in the preparation of year-end audit files, trial balances, and supporting schedules, acting as a key point of contact for external auditors.
• Support the Financial Controller in reviewing year-end packages, statutory financial statements, and compliance filings.
• Ensure all accounting treatments comply with relevant local standards and overall Group accounting policies.

• Identify opportunities to standardise accounting processes and templates
• Support the Financial Controller in optimizing ERP usage (Microsoft Business Central) and workflow tools to automate manual tasks.

• Fully Qualified Accountant (CIMA, ACCA, ACA or equivalent).

• Proven experience in a technical Management Accountant or General Ledger role within a multi-entity, multi-currency environment.
• Strong background in balance sheet control, reconciliations, and complex month-end close processes.
• Hands‑on experience preparing management accounts with commentary, alongside experience reviewing the trial balances and reconciliations of other entities/colleagues.
• Experience working across European and/or APAC entities is highly advantageous.
• High proficiency with modern ERP systems, preferably
  
  Microsoft Dynamics 365 Business Central.
• Advanced Excel skills

• Team player with a strong work ethic.
• Attention to detail.
• Strong technical accounting…