About the role As a Senior Optimisation Engineer, you will be working in the optimisation team to help build out the web UI campaign for our new services. optimising the current UI as a web application developer to achieve the business goals and improve the customer usage and enjoyment metrics. You will be working with optimisation tools in an Agile squad, ultimately responsible for the engineering quality, design, implementation and operation of the product. Tell me more, tell me more… Our client is currently looking for a new recruit in joining their Team, please read on! You can also ask our friendly recruitment team any questions you may have about the role, between 09.00am till 17.00pm Monday to Friday. Shifts: Monday to Friday (37.5 hours) The must haves: 5 years of developing A/B / MVT optimisation experience campaigns Front end development experience in either REACT or Angular framework Proficiency knowledge in JavaScript, jQuery, Vanilla JS, CSS and HTML A passion for great online experience and an understanding of end-to-end user journeys and customer experience/CX Experience of an automation testing to write regression tests Solid experience of website personalisation and audience targeting Solid experience of working with fully responsive websites Advanced understand of Data analytics and Tag manager (GTM) What’s in it for you? – Our client loves to reward their people for doing a great job. This is contract until 29th Feb 2026 (roots of extension) A daily pay rate inside IR35 at £525.00 through Umbrella. This role provides a hybrid working access based in Paddington, London. Next Steps Once you’ve applied, one of our friendly recruitment consultants will give you a call and talk you through the screening process. If your application is successful, you’ll be involved in a live virtual interview with one of our client’s hiring managers to get to know you better. We look forward to speaking to you!