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Interim Assistant Management Accountant

Location: London Bridge, Greater London
Sector: Charity
Date Posted: 20/02/2026
Salary: £200 - £225 per day
Specialism: Finance
Ref: RB42585
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Are you looking for an opportunity to build on your management accounting experience in a fast-paced environment? Do you enjoy getting into the detail while supporting key financial reporting? Keen to join a collaborative finance team where you can add value from day one?

An organisation based in London is seeking an Assistant Management Accountant on an initial 3 month contract to support their finance team during a busy period. This is a varied role offering strong exposure to month-end processes, financial reporting and stakeholder support. This role is inside IR35, paid through an Umbrella company. 

Key responsibilities will include:

  • Preparing and posting journals including income releases and accruals
  • Supporting the production of monthly management accounts and investigating variances against budget
  • Reviewing financial transactions to ensure accurate coding and budget alignment
  • Assisting with budgeting and forecasting by liaising with budget holders
  • Supporting system administration including user access and supplier setup
  • Reviewing open purchase orders to support accurate commitment reporting
  • Preparing balance sheet reconciliations and investigating discrepancies
  • Reconciling data imports from external systems and resolving variances
  • Providing support across the finance team on ad hoc tasks as required

The successful candidate will have:

  • Experience supporting management accounts and month-end processes
  • Understanding of double entry bookkeeping, accruals and cost centres
  • Experience with accounting systems and strong Excel skills
  • Strong attention to detail with a methodical approach to work
  • Good communication skills and the ability to work collaboratively
  • Studying towards or interested in a professional accounting qualification (desirable)
  • A proactive attitude and willingness to support across a busy finance function

This is an excellent opportunity for someone looking to further develop their management accounting experience in a hands-on interim role within a supportive team environment.

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