Overview

Senior Philanthropy Manager - Trusts & Foundations (12 mnth FTC)

Application Deadline: 26 September 2025

Department: Charities - Trust Engagement

Employment Type: Fixed Term Contract

Location: London, Hybrid

Compensation: £60,000 / year

Summary: Working with the Philanthropy team, the Senior Philanthropy Manager – Trusts & Foundations will drive new high-value relationships with Trusts & Foundations and raise six- and seven-figure income for our three charities: Guy’s and St Thomas’ Charity, Evelina London Children’s Charity, and Guy’s Cancer Charity. The role will help shape and develop our fundraising strategy and will predominantly manage Trusts & Foundations relationships, with a possible small Major Donor portfolio that may grow over time.

The role involves developing and managing relationships with trustees, influencers and staff of grant-giving organisations, leading on complex, large-scale projects and solicitations. As a senior team member, you will contribute to ambitious annual income targets and play a strategic role in initiating new initiatives and problem solving.

About us
Guy’s & St Thomas’ Charity, Guy’s Cancer Charity and Evelina London Children’s Charity are part of Guy’s & St Thomas’ Foundation. Our collective mission is to build the foundations of a healthier society. We support flexible working, living wage, and a diverse, inclusive culture.

Working Environment
Hybrid hot desk environment: typically 2 days in the London office and 3 days from home. Occasional evening and weekend events may be required.

Key Responsibilities

• Write clear and compelling fundraising proposals to charitable Trusts and Foundations with capacity for six- and seven-figure grants.
• Build senior-level relationships with trustees, influencers and staff involved with Trusts and Foundations, acting as the face of Guy’s & St Thomas’ Foundation while supporting senior staff, academics and clinicians to communicate with funders.
• Collaborate with academics and clinicians to develop strong cases for support for major projects for use in proposals and reports.
• Develop and maintain an effective stewardship programme for Trusts and Foundations donors, including reports and communications for complex situations.
• Act as a Trusts and Foundations specialist for the Foundation.

• Identify internal fundraising priorities aligned with Trusts and Foundations interests.
• Work with Prospect Research to build a pipeline of high-calibre prospects capable of significant support.
• Manage a large number of complex relationships and projects, responding to new opportunities as they arise.
• Prioritise effectively and allocate resources to maximise income.
• Plan long-term donor development for key accounts and calendar activity for the year ahead.
• Make independent professional decisions and advise colleagues as appropriate.

• Generate annual income in line with agreed targets for both individuals and the team.
• Manage the Trusts and Foundations programme and work with the team to implement strategy and plans.
• Achieve KPIs (e.g., meetings and pledged income).
• Establish gift agreements with funders that meet the needs of both parties.
• Contribute to team planning and performance monitoring to maximise sustainable growth.
• Demonstrate enterprise and creativity in Trusts and Foundations fundraising.
• Respond to stakeholders regarding fundraising requests.

• Contribute to team evaluation to inform annual planning and strategy.
• Ensure donor details are stored in the database and perform data analysis as required.
• Benchmark activity with peers and use trends to support new activity.
• Undertake research with the Prospect Research team to inform cultivation.

• Share a clear vision and collaborate with other teams as appropriate.
• Present at staff training and induction events as required.
• Coordinate with other high-value fundraising teams to ensure a unified approach to prospects.
• Promote the work of the Trusts and Foundations team internally and externally and represent the team at events and sector meetings.
• Assist with campaigns and projects as necessary and provide occasional cover for colleagues.
• Undertake other duties as directed by the Head of Philanthropy.

Skills, Knowledge and Expertise

• Ability to understand complex situations quickly and develop creative solutions.
• Strategic team player with strong stakeholder relationship skills.
• Attention to detail, sound judgment and confident decision making.
• Clear and effective written and spoken communications; ability to present a case convincingly.
• Ability to initiate and implement a coherent fundraising programme.
• Strong organisational and project management skills with the ability to manage a demanding workload.
• Proficiency in writing and grammar; experience with fundraising databases (e.g., Raiser’s Edge).
• Willingness to learn and contribute to the Trusts & Foundations team.
• Enterprising and creative with drive and initiative.

• Significant fundraising experience, including successful proposal writing, or transferable income-generation experience.
• Experience undertaking large-scale projects and coordinating multiple stakeholders.
• Experience working to tight deadlines and with Trusts and Foundations in fundraising.
• Experience fundraising five- and six-figure (or higher) donations.
• Knowledge of Raiser’s Edge or similar fundraising databases.

Benefits

• Up to 12% employer pension contributions
• Annual personal development budget
• Annual health and wellbeing personal allowance
• Enhanced maternity, paternity, and parental leave pay
• Health and wellbeing programme with optional free yearly health check-ups
• Support for healthy eating via fruit bowls and onsite lunch facilities
• Agile working, flexible hours, and supportive IT kit
• Shower facilities and bike lock area
• Generous annual leave (27 days + bank holidays)
• Subsidies for glasses
• Employee Assistance Programme