Act as commercial finance business partner for agency teams, managing client financial plans, budgets, forecasts and monthly reviews. Ensure UK GAAP-compliant revenue and expense recognition, oversee reporting, profitability, WIP, billing, and balance sheet accounts. Support pricing, billing, audit readiness, and improve reporting tools (PowerBI, Hyperion, Excel). Line-manage Client Finance Analysts and collaborate cross-functionally to embed controls and improve commercial finance processes.