The Opportunity Our customer, a fast-growing cleantech company developing groundbreaking green hydrogen production technology, is seeking a Finance Manager to play a key role in shaping and managing their financial operations. This is a unique opportunity to join a mission-led business transforming the energy sector with an innovative, ultra-efficient electrolyser technology. As Finance Manager, you''ll be the backbone of their fully digital financial systems ensuring strong foundations for purchasing, reporting, and financial compliance (including grant funding). You''ll also play a strategic role in developing models and insight to support commercial decision-making, contributing directly to the company s growth in the green hydrogen market. The role requires the candidate to work on a hybrid basis, ensuring they are onsite at the company s West-London HQ approximately 2 days/week, with the remaining 3 days able to work from home. Key Responsibilities Compliance and Reporting Prepare monthly and annual financial documents Ensure compliance with legal and accounting standards Record financial transactions to meet grant audit standards Operational Finance Produce month-end reports, reconciliations, accruals, and management accounts Create and manage company budgets Oversee profit and loss and balance sheets, and support cash flow reporting Prepare VAT returns via Xero Financial Administration Manage payroll, pensions, and expense reimbursements Reconcile bank accounts an