ClientEarth

Salary: €4.521,21 gross per month (Brussels) / £50,331 gross per annum (London) Location: Brussels or London Contract Type: Indefinite Hours: Full Time Closing Date: 9 February 2026 First Interview Dates: 16 & 17 February 2026 About the role Are you interested in an impactful fundraising role with global reach? At ClientEarth we are hiring a Philanthropy Manager to join our team in either Brussels or London. The Philanthropy team is key to securing unrestricted income and supporting the organisation to achieve financial resilience. You will represent the Philanthropy team internally and externally and provide key support across the philanthropy portfolio as well as manage their own portfolio of supporters and multi-year donors. This role will help lead on our prospecting plan and work across teams to implement fundraising initiatives. Meet your Manager In this role you will be managed by Clea Fergusson. Clea joined ClientEarth in March 2023 and is based in Berlin. Prior to joining ClientEarth, Clea worked as a fundraiser and marketing specialist for a number of humanitarian and development non-governmental organisations (NGOs), both nationally and internationally. She has led fundraising teams and strategies in countries such as the UK, France and Germany. Through her humanitarian and development work, she has had the opportunity to hear first-hand from many communities directly affected by the climate crisis around the world. Clea graduated with honours in French and Italian from the University of Manchester and obtained her Masters in Marketing from the University of Strathclyde in Scotland. She holds a Certificate in Fundraising Management from the British Institute of Fundraising and speaks English, French, German and Italian. Main Duties Actively solicit and manage donor relationships across assigned portfolio to contribute to the global philanthropy income target with a focus on building new income and unrestricted income Build a resilient donor pipeline and manage prospects and donors through each stage of the pipeline, ensure annual renewals, uplifts and secure new income Develop compelling proposals and reports that engage prospect and meet donor priorities and requirements Build relationships with internal senior stakeholders including the CEO, Chief Impact and Programmes Officer, Trustees and the Development Board to achieve outcomes of the development strategy See the job description (below) for a full list of duties for this role. Role requirements Significant fundraising management experience working in the development or philanthropy fields (essential) Demonstrable experience of securing five or six figure gifts as well as multi-year commitments including unrestricted income (essential); Experience in writing, coordinating and submitting successful funding proposals (essential); Line management experience (essential); See the job description (below) for a full list of requirements for this role. Note to candidates: We know that long lists of criteria can be daunting and that some candidates will not apply for a role unless they feel they are 100% qualified . If you feel you meet at least some of the essential criteria, we still encourage you to apply. Further Information Have a question about this job? Please visit our Careers site for advice on applying, FAQs, and more. Flexible working: We are proud to be a Flexa accredited Employer. Visit our Flexa Employer page for more information on our approach to flexible working. Our flexible working policy allows our people the choice to decide to work from home/another location in the country where their contract of employment is issued for 80% of their month, with the other 20% of their month being office-based See our Benefits page for more as well as our flexible working FAQ. ClientEarth values diversity and inclusion and the benefits this brings. We aim to appoint the most suitable candidate at all times and welcome applications from people from all different backgrounds. See our equity, diversity and inclusion journey page for more. Please note that ClientEarth is only able to employ those who have the pre-existing legal right to work in Belgium or the UK . ClientEarth is not a law firm and does not provide legal advice or legal services to third parties.