Harper May is partnering with a fast-moving advertising business that’s continuing to grow its client portfolio and strengthen the finance function around it. With multiple revenue streams, project-based delivery, and tight production timelines, they’re now looking for a Financial Controller to own day-to-day control, improve reporting, and bring sharper commercial insight to the leadership team. Role Overview As Financial Controller, you’ll take responsibility for the month-end process, management reporting, and financial controls across the business. You’ll work closely with senior stakeholders to track performance by client and campaign, manage cash flow, and ensure the finance function supports confident decision-making as the company scales. Key Responsibilities Lead the month-end close, including journals, accruals, prepayments, and balance sheet reconciliations Produce timely management accounts with clear commentary on performance and variances Own budgeting and forecasting cycles, supporting department heads with cost control and planning Oversee cash flow forecasting, working capital, and invoicing processes to keep cash conversion strong Strengthen financial controls and improve finance processes across billings, expenses, and approvals Support year-end audit preparation and statutory reporting requirements Develop meaningful project and client profitability reporting to improve commercial visibility Manage and mentor junior team members and support day-to-day finance operations as needed Candidate Profile ACA / ACCA / CIMA qualified (or equivalent) Strong Financial Controller experience within a fast-paced, service-led business (agency experience welcome) Confident running month-end and producing insightful management information Solid understanding of revenue recognition and project-based reporting Hands-on, detail-focused, and comfortable improving processes without adding unnecessary complexity Strong stakeholder management skills, able to challenge constructively and communicate clearly