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: Proven experience in strategic planning and performance analysis within visitor or commercial operations, including P&L analysis, budgeting, and forecasting. Advanced analytical skills with proficiency in tools such as Excel, Tableau, SPSS, or Alteryx, and experience in building predictive models and handling large datasets. Strong understanding of audience insight and segmentation, including consumer behaviour, market research, and barriers to engagement in cultural or heritage sectors. Demonstrated ability to influence senior stakeholders through clear, engaging communication and strategic decision frameworks. Track record of delivering impactful data insights and identifying where remedial data improvement actions are needed that support long-term growth and are adopted across a complex organisation. Additional criteria for all other applicants: Strategic background as an experienced consultant / influencing high level direction. Ability to think strategically about ‘how we will win at this’, helping senior leaders to moderate decision making with unique perspectives Ability to self-start and get curious about opportunities; good with people, building trust quickly to learn more about a problem. Senior Membership & Supporter Strategy ManagerReporting to our Membership & Supporter Director, you’ll work closely with the Membership & Supporter Leadership Team. A close team, where high support and challenge is expected with a focus on meeting new and existing audience needs through products, journeys and servicing. Your contractual location will be our head office in Swindon and there will be an expectation for you to attend the office. However, there is flexibility on where you are based at other times. 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. You’ll be highly analytical and collaborative, working with internal teams and external partners to optimise and grow financial and strategic impact. While not a managerial role, you’ll carry significant influence, requiring collaboration across internal teams and external partners. You’ll bring deep knowledge of strategic planning, consumer insight, and ideally within a visitor or membership business, alongside technical proficiency in tools like Excel, Tableau, SPSS, or Alteryx. Your work will directly support over £250m in retained membership income each year. With a balance of analytical accuracy and compelling storytelling, you’ll turn data into meaningful narratives. Highly collaborative and inquisitive, you’ll gather insights across teams, connect knowledge, and co-create solutions. Operating with autonomy and critical judgment, you’ll bridge data and people to ensure insights are both technically sound and strategically relevant. 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: 01 February 2026To 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. 168744IRC168744SwindonPermanent f/t (37.5 hrs pw)Ends: Feb 1st Important notice In line with our redeployment policy, we'll prioritise applications from employees who are under formal notice of redundancy. We’re looking for a Senior Membership & Supporter Strategy Manager to join our Memberships & Supporters Leadership team. In this strategic, analytical role, you’ll work closely with our Membership & Supporters Director, shaping and delivering long-term plans to grow membership and supporters. You’ll apply advanced analytics, business modelling, and data integration to generate insights that inform investment decisions, recruitment strategies, product development and audience engagement. You’ll be a strategic thinker and trusted advisor to work closely with senior leaders—particularly Directors. You’ll facilitate high-level conversations, translating complex data into actionable insights, and aligning decisions with our broader goals and public benefit outcomes. You’ll provide evidence-based feedback, support sense-making, and ensure informed decision-making. Heelis, Kemble Drive, Swindon, SN2 2NACompliance.Eligibility to Work in the UK54,639 pa