We’re IDHL. With over 20 years’ experience under our belt, we’d say we know a thing or two about all things digital. Our portfolio of services span performance marketing, website development, eCommerce, and data intelligence. But we’re more than just a digital agency; we're our client's key partner in growth. Joining our performance division, you’ll be part of a team of SEO experts and paid media trailblazers. Working across outreach, technical SEO, digital PR, social media and more – there’s not a part of performance marketing we don’t deliver. Our superpower is helping ambitious brands accelerate their growth in the digital economy, and we work with some pretty cool clients like Costa, tombola, and Lights4fun. But what’s in it for you? Aside from working with some of the best in the business (there are nearly 400 of us across IDHL), we offer a variety of benefits all aimed at making your life that little bit sweeter: Performance-based bonus schemes 26 days holiday plus bank holidays and a birthday lie-in Two additional days for wellbeing and a volunteering day Additional annual leave purchase scheme or trade leave you don’t use for extra salary Hybrid working (a mix of office and home-based for many of our roles) Flexible working scheme Financial support from Salary Finance and Bippit Company pension scheme and health care cash plan Private health care dependent on length of service Clear training and progression programme Free mortgage advice from experts Regular company events and awards Employee perks portal Plus many more, visit our careers page for more details Invested in your growth. Personal and professional development are core to life at IDHL. Harnessing potential, we’ll endeavour to support your career aspirations with our training programmes and personalised development plans. Inclusivity matters to us. We want our workplace to reflect the diversity of the world we live in. At IDHL, we foster an inclusive environment where every team member feels heard, supported, and valued. We aim to attract, develop, and retain the very best people irrespective of background, beliefs, or personal characteristics. About You About The Role Your role as Optimisation Manager: As Optimisation Manager you will play a key role in delivering our clients’ optimisation programmes and will combine web analytics, data science, user research, UX, competitor analysis and consumer psychology to develop data-led optimisation that help our clients make their websites more successful. You’ll use A/B testing to understand the impact of your recommendations, and you will work collaboratively with internal and external teams to ensure the learnings identified more widely benefit the client. Anyone coming into this role will be supported from a technical point of view and will have the opportunity to help shape the products we use, the way we communicate and how we deliver CRO to our clients. Main Accountabilities: Using data to identify insights and develop test ideas, in line with client’s objectives Delivering CRO programmes that support the strategic objectives Building wireframes and mock-ups to support the development of A/B tests Setting up and monitoring A/B tests (building your own tests if you have a development background) Analysing and evaluating A/B tests, reporting on results, and recommending next steps to our clients Owning and building client relationships through day-to-day account management Working across multiple client projects simultaneously and autonomously, managing workload and budgets Staying current on industry insights and innovation What we'd like you to bring to the role: Essential Strong Commercial & Analytical mindset Passionate about UX, optimising online experiences and an interest in wider digital practices Strong knowledge of GA and digital insights Ability to turn insight into actionable recommendations Previous experience using UX research methods (including UX teardowns, heatmapping, session recordings, form analysis) to identify opportunities for optimisation Experience using A/B test platforms/tools such as Convert, VWO, Dynamic Yield, etc. Highly organised with the ability to adapt to strategic change and outcomes Knowledge and understanding of HTML/CSS & JS (you don’t have to write it, but you should understand how to manipulate and understand it) Strong key stakeholder and people management Minimum of 3 years’ experience in a CRO, UX or Digital Experience role Desirable Web development skills are a plus (HTML, CSS, JavaScript/jQuery), particularly in the context of A/B testing UX Design background CXL Qualification