Impact Investing Institute
Finance Manager
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Finance Manager
We are seeking an experienced, hands-on Finance Manager to take ownership of day-to-day finance within a small, ambitious purpose-led organisation.
Salary: £45,000–£54,000 FTE, depending on experience
Location: Hybrid – London office and home working
Hours: 4 or 5 days per week
Closing date: Sunday 4 October 2026
First-round interviews: Week commencing 12 October 2026
Second-round interviews: Week commencing 19 October 2026
About the role
The Impact Investing Institute is seeking an experienced Finance Manager to play a central role in the effective management of its finances.
Reporting to the Finance Director, this is a broad, hands-on position combining management accounting, financial operations, budgeting and forecasting, grants and project finance.
You will take responsibility for the smooth running of the day-to-day finance function while providing clear, high-quality financial information to colleagues and budget holders.
Key responsibilities include:
- Leading monthly management accounts and month-end processes.
- Supporting budgeting, forecasting, cash-flow forecasting and variance analysis.
- Working with budget holders and project leads to strengthen financial understanding.
- Managing grant and project finances, including budgets, monitoring and funder reporting.
- Overseeing accounts payable and receivable, payroll, expenses and reconciliations.
- Supporting year-end accounts, audit and VAT returns.
- Maintaining accurate financial information within Xero.
- Identifying opportunities to improve and automate finance processes and controls.
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About you
You will be an experienced finance professional with strong management accounting skills and the confidence to take ownership of a varied finance remit.
You will ideally have experience across management accounts, month-end, budgeting, forecasting, reconciliations and variance analysis, together with exposure to grants or externally funded projects.
You will have strong Excel skills and experience using Xero or a similar accounting system. A recognised ACA, ACCA or CIMA qualification is preferred.
Collaborative, organised and proactive, you will be comfortable working independently and able to communicate financial information clearly to non-finance colleagues.
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Experience within a charity, not-for-profit, institute, research organisation or other purpose-led environment would be particularly welcome.
About the organisation
The Impact Investing Institute is an independent, non-profit organisation working to make capital markets fairer and work better for people and the planet. Its work brings together financial services, the social sector, policymakers and investors to help drive positive social and environmental change.
This is an excellent opportunity to join a small, collaborative organisation where you can take real ownership and contribute to the continued development of its finance systems and processes.
Other roles you may have experience of could include: Management Accountant, Senior Management Accountant, Charity Finance Manager, Finance Business Partner, Grants Finance Manager, Project Accountant, Financial Accountant, Finance & Operations Manager, Senior Finance Officer.
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