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Assistant Management Accountant

plexal
Companyplexal
CategoryFinance
LocationLondon
RemoteOn-site (inferred)
EmploymentNot stated
LevelNot stated
SalaryNot stated by the employer
Posted30 Jul 2026
Last verified9 Aug 2026
SourceEmployer ATS (personio)
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Description
This is an Assistant Management Accountant role working across the Plexal Group. The role combines transactional finance oversight, month-end accounting support, management reporting, forecasting inputs and financial analysis whilst helping to ensure accurate financial information, strong controls and effective decision-making across all business areas. Process and code financial transactions accurately across relevant business areas, projects and departments.  Support the month-end close process, including preparing journals, accruals, prepayments and balance sheet reconciliations.  Contribute to the production of monthly management accounts, reporting packs, performance analysis and supporting commentary.  Investigate variances against budgets and forecasts, highlighting key findings and supporting follow-up actions.  Support monthly invoicing cycles, purchase order management, supplier invoice processing and customer/supplier setup.  Provide input into cash flow forecasting, budgeting and forecasting processes across the business.  Support VAT returns, statutory reporting, audit preparation and compliance with financial control processes.  Work with teams across the business to provide clear financial information and support effective budget management.  Identify opportunities to improve finance processes, reporting accuracy and ways of working.  May require business travel across  Plexal  sites and engagement with teams across the Group. Due to the nature of this position, our work, and our client engagements, you must be willing and eligible to achieve a minimum of SC clearance. Essential  Effective planning and prioritisation skills with the ability to keep track of multiple tasks and deliverables  Analytical, with the ability to think critically and to understand, interpret and articulate complex reports, requirements, or recommendations  Confident using Excel to manage, analyse and present financial data accurately, including working with formulas, lookups, pivot tables and reconciliations.  Able to handle large datasets, identify variances or inconsistencies, and produce clear outputs  Attention to detail to avoid/remove the risk of error, wherever possible, with a strong focus on quality.  Essential  AAT or similar foundational qualification.  Working towards ACA, ACCA or CIMA qualification.    Essentials   Experience with reconciliations and payment process.  General accounting experience, eg. Issuing invoices, allocating payments  Experience supporting month-end processes, including journals, accruals, prepayments and management reporting.  Experience preparing balance sheet reconciliations and investigating variances or reconciling differences.  Experience with supplier PO-to-pay compliance, invoice coding and supporting financial controls.  Nice to have: Experience with Dynamics BC  Experience with customer billing, project accounting or operational finance processes across a multi-service business. Comfortable dealing with ambiguity and operating in constantly changing environment  Energised by the challenges and opportunities presented working for a high-growth company.  Excellent communicator with strong interpersonal skills and the ability to interact with diverse stakeholder groups  Team player and motivated self-starter who can take initiative with workload and tasks  Demonstrates high levels of integrity and honesty.   Plexal’s Values:  Mission : We inherit the mission of UK government and deliver it in an agile and creative fashion. Collaboration : We believe in the power of working together. Equality : We strengthen ourselves as a team by embracing the different. Care : People are at the heart of what we do; we care about our customers, members and colleagues.   As a start-up, we thrive in a dynamic and fast-paced work environment dedicated to empowering innovators. We embrace individuals who leverage tec