Harris Hill is thrilled to partner with Christian Aid, to hire their new Web Optimisation Manager, to work in either London, Cardiff, Edinburgh or Warrington. You will play a key role in understanding user behaviour and improving performance across our digital ecosystem. You will lead insight-driven optimisation of user journeys, enhancing conversion rates, user experience and platform effectiveness in support of their fundraising and advocacy goals. By combining strong SEO leadership, CRO and UX expertise, and advanced analytics, you will identify performance issues, diagnose barriers to engagement, and deliver measurable improvements — always putting users first and aligning with Christian Aid’s values. The Web Optimisation Manager is a strategic, user-focused digital optimisation specialist with strong experience in SEO, CRO and UX on large or complex websites. You are confident using data and insight to diagnose issues, test improvements and demonstrate impact — particularly in fundraising or purpose-led environments. Key responsibilities: Develop and implement technical SEO, AEO, and site architecture strategies to improve platform health and attract relevant traffic. Deliver key technical SEO projects (crawlability, indexation, schema, site performance), alongside audits, keyword and competitor research, and backlink analysis. Lead tag management, server-side tagging and customer data platform integration to ensure accurate tracking. Review and optimise user journeys, UX and CRO, identifying conversion barriers and using behavioural insights, A/B testing and technical improvements to maximise impact. Line manage and support a Digital Performance Advisor, fostering a high-performing, insight-led team Essential experience and skills Strong experience in technical SEO, CRO and UX, with a proven track record of improving user journeys and conversion Highly proficient in Google Analytics 4, SEMrush (or equivalent), Google Tag Manager, Hotjar or Contentsquare, Power BI and Looker Studio Experience developing and delivering CRO strategies, including A/B and multivariate testing Working knowledge of CMS platforms such as Drupal, with basic HTML and CSS understanding Confident people manager with experience leading and coaching specialists At interview, you’ll be asked to discuss a real example of improving user experience on a large or complex website — including how you diagnosed issues, the actions you took, and the measurable results achieved. Salary and location - £48,937 in London (Waterloo). £44,056 in Cardiff, Edinburgh, Warrington. Hybrid working- 2 days in the office, 3 days working from home. Full-time, permanent. Snapshot of their benefits- 25 days holiday, plus bank holidays, increasing with length of service. Career break after 2 years of service. Firm closing date- 9am Wednesday 21 st January. However, please apply today, to start the conversation and have time to work on a tailored application. 1 st interviews, online 27 th, 28 th, 29 th January 2 nd interviews, in person, 3 rd, 4 th and 5 th February. As leading charity recruitment specialists and a certified B Corp™, Harris Hill is committed to high and ever-improving standards of equitable and inclusive recruitment. We actively welcome applications from all sections of the community regardless of age, disability, gender, race, religion, sexuality and other protected characteristics.