We are seeking an experienced Management Accountant to join a fast-growing advertising company based in London. You''ll own key month-end processes, partner with budget holders, and deliver accurate reporting and insights. Working closely with the Financial Controller, you''ll help drive process improvements and strengthen controls across the business.Client DetailsOur client is a fast-growing advertising scale-up headquartered in London, with offices worldwide. This role sits within the UK Finance team, supporting the UK Financial Controller and the wider business. They offer a competitive benefits package and are committed to employee happiness, recognition, and work-life balance.DescriptionMonth-End and Reporting: Manage the month-end close process, prepare journals, accruals, and prepayments, perform variance analysis, and deliver accurate reporting packs to strict deadlines.Business Partnering: Lead monthly reviews with budget owners, providing insights, challenges, and actionable recommendations.Controls and Process Improvement: Support the Financial Controller in maintaining compliance, improving processes, and driving automation in reporting and journals.Systems and Accuracy: Ensure effective use of ERP system and accurate GL coding across AP and AR.Intercompany and Compliance: Handle intercompany reconciliations and assist with audit deliverables.Planning and Analysis: Contribute to budgeting, forecasting, and deliver ad hoc analysis as needed.ProfileACA/ACCA/CIMA qu