Applications from redeployees are assessed against the minimum criteria for the role. In your application, please provide details of how you meet the minimum criteria below: • Experience developing fundraising propositions for an external audience • Experience in a fundraising environment, preparing successful engagement content to generate revenue • Proven ability to write persuasive and tailored copy, using appropriate language and good use of English, for external audiences and/or business critical stakeholders• Experience developing and moderating workshops to build creative funding packages and propositions.• Ability to interpret complex budgets and distil the necessary information to build costed packages of support, responding to donor motivations and sized appropriately to the funding opportunity.Additional criteria for all other applicants: • Creative writing and visual design skills – ability to make a story compelling, contagious and inspire action.• Strong communicator and team player, able to build relationships at all levels.• Ability to interpret complex information from multiple sources and layers of the organisation and interpret this into engaging content and packages of support.Proposition Development ManagerAs we work to deliver our People and Nature Thriving strategy to 2035, this is a pivotal time for fundraising growth at the National Trust. Last year, a new proposition development team was established in recognition of the need to build compelling packages of support upstream in the engagement of funders at all levels. One year in, the team operates on high challenge and high support, working in lockstep with one another to drive change at the Trust. Your contractual location will be our Head Office in Swindon. However, there is flexibility on where you are based. You will be required to work at a National Trust location for 40-60% of your working week. This will be discussed in more detail at interview.Propositions set out compelling opportunities for funders at all levels to support the National Trust. To deliver our ambitious People and Nature Thriving strategy to 2035, we must grow our fundraising revenue. Propositions are an essential lever to achieving income growth, and as such it is important that we have a clear and compelling portfolio of funding priorities and propositions. In this role you'll be working in a small team developing new propositions and proposals for external funders at all levels, including Corporations, Major Donors, Grant Makers, Trusts & Foundations and the general public. You'll be supporting the Head of Proposition Development and working with core fundraising teams to enable fundraisers to develop propositions themselves. You'll ensure your propositions algin with broader National Trust strategy, working with senior leaders to understand funding opportunities relevant to donor motivations.Your day to day will be varied, from holding workshops, to analysing complex budgets, to crafting compelling stories and narratives. All in the pursuit of crafting accurate, impactful and inspiring packages of support that resonate with our audiences. You'll engage with project, programme and finance teams to embed proposition development in ways of working. You'll provide coaching and training to colleagues within fundraising and beyond, to help create a community of practice for colleagues working on propositions across the National Trust.The National Trust has the motto ‘For everyone, for ever’ at its heart. We’re working hard to create an inclusive culture, where everyone feels they belong. It’s important that our people reflect and represent the diversity of the communities and audiences we serve. We welcome and value difference, so when we say we’re for everyone, we want everyone to be welcome in our teams too.• Substantial pension scheme of up to 10% basic salary• Free entry to National Trust places for you, a guest and your children (under 18)• Rental deposit loan scheme• Season ticket loan• EV car lease scheme (for roles that meet the salary criteria)• Perks at work discounts such as gym memberships, shopping discount codes, cinema discounts• Holiday allowance up to 32 days relating to length of service, plus holiday purchase scheme, subject to meeting minimum criteria.• Flexible working whenever possible• Employee assistance programme• Free parking at most Trust places Click here to find out more about the benefits we offer to support you. Closing Date: 25 January 2026 Interview Date: w/c 9 FebruaryImportant notice In line with our redeployment policy, we’ll prioritise applications from National Trust employees who are under formal notice of redundancy. To apply for this vacancy simply click the 'apply' button in the top right hand side of the page.If you need any help with your application, i.e. due to technical difficulties, please call us on 0370 240 0274 or email us at recruitmentenquiries@nationaltrust.org.ukIf you require an adjustment to the application process, for example due to disability or medical condition, please call us on 0370 240 0274 or email us at adjustments@nationaltrustjobs.org.uk and we'll support you as best as we can. For examples of how, please see our supporting you page.Equal Opportunities Statement The National Trust celebrates diversity and is committed to creating a fair and equal society, free from discrimination. You can read more about our commitment to inclusion and diversity here. Safeguarding Statement The National Trust is committed to a safe recruitment processes to help the organisation attract and appoint the right staff/volunteer for the role and responsibilities as set out in the vacancy advert. We will not accept applicants who are not suitable to work with children, young people or adults at risk. If you have any questions around your suitability for this vacancy, please contact the people service centre. Please note we reserve the right to close this advert early and therefore we encourage you to apply for this position early. 170711IRC170711SwindonFixed Term f/t (37.5 hrs pw to 31/05/27)Ends: Feb 8th We’re looking for a Proposition Development Manager to join our team. Heelis, Kemble Drive, Swindon, SN2 2NACompliance.Eligibility to Work in the UK44,499 pa