Are you a hands-on, collaborative finance professional who enjoys working with purpose and autonomy? Momentum Children’s Charity is looking for a part-time Finance Manager to join our warm, ambitious team and oversee our day-to-day finances as we continue to grow. You’ll maintain accurate records, manage income and expenditure across multiple platforms, support our Director of Finance and Operations with budget monitoring, and help ensure our processes are robust and efficient. This role is ideal for someone with experience in charity or SME finance who wants to balance meaningful work with flexible working. We offer: £38,000–42,000 FTE depending on experience (pro rata for 25 hrs per week) Flexible hours and hybrid working A values-led, inclusive team culture A chance to make a genuine impact in a small, growing charity Role overview Financial Management and Bookkeeping Maintain accurate financial records using QuickBooks Online. Ensure timely and accurate processing of all income and expenditure, including reconciliations of bank accounts, credit cards, petty cash, and restricted funds. Process sales invoices, accounts receivable, and income from multiple platforms (Stripe, GoCardless, PayPal, Fundraise Up, etc.). Manage accounts payable including invoice approval workflows, payment runs, and supplier records. Reporting and Analysis Produce and circulate weekly budget holder reports, resolving any variances or queries. Support the Director of Finance and Operations with quarterly management accounts, budget monitoring, and preparation for year-end processes and audits. Assist with reconciliation of the balance sheet and profit and loss accounts, including prepayments, accruals, and deferred income. Gift Aid and Compliance Submit Gift Aid claims to HMRC and ensure accurate record-keeping in line with charity policy. Maintain and update restricted income records and allocation files, ensuring compliance with donor restrictions. Ensure compliance with financial policies, procedures, and relevant legislation. Team Collaboration and Stakeholder Engagement Act as the main finance contact across departments, supporting budget holders with financial queries. Provide finance induction and support to new starters. Support the Fundraising and Family Support teams on event finance (cash handling, floats, expense processing, reconciliation). Confidently communicate with internal and external stakeholders including budget holders, suppliers, and auditors. Systems, Processes and Improvements Champion effective financial controls, help embed a culture of strong financial management, and continuously improve finance systems and processes. Ensure secure and well-organised storage of financial records, in line with retention policies. Support and supervise the Finance Assistant, including line management, development, and training as needed. Other Provide ad hoc financial support to the Director of Finance and Operations. Be adaptable and open to change in line with the charity’s strategic growth and development plans.