Interim Head of Finance FCA-Regulated FinTech London / HybridThe ClientHarmonic is delighted to be partnering with a growing FinTech scale-up in the financial services space. Backed by an experienced leadership team and now trading at meaningful scale, the business is moving from its traditional finance roots toward a more product-led culture, with a finance-literate CEO driving a new phase of operational maturity. It operates in a regulated environment and is at an interesting inflection point.The RoleReporting into the COO (with a dotted line into the CEO), the Interim Head of Finance will take ownership of the day-to-day finance function through a period of leadership transition. This is a hands-on role first and foremost: the priority is to steady the function, keep financial control, reporting and planning running cleanly, and get up to speed quickly with a complex fee model. Alongside the operational core, you will act as the second-line owner for client money oversight and partner with the executive team on budgeting, forecasting and commercial decisions. Initially an interim appointment, there''s the potential to be extended or transfer to permanent should the fit be right.Key ResponsibilitiesOwn the monthly management accounts, financial control framework and balance sheet integrity, keeping the function audit-ready throughout the transition.Oversee tax, VAT and regulatory reporting, plus payroll oversight (outsourced) and year-end audit.Lead budgeting, forecasting ..... full job details .....