76 to 100 of 263 A/B Testing Jobs in the UK

Staff Full-Stack BI Engineer Location: Windsor / Hybrid Team: Data, Analytics & BI Reports to: BI Manager Level: Staff About the role We're looking for a seasoned BI engineer who thinks in platforms, not just dashboards — someone who brings deep domain expertise in performance marketing … Spot risks early — security gaps, interpretability issues, maintainability debt — and resolve them before they compound. Lead across functions — Partner with Regional Heads and Sales / Ops Directors to shape BI products that align with how the business actually runs. Negotiate the trade-offs that matter. Raise the team ...

CAUSAL ANALYSIS You’ll work on end-to-end experimentation: from design through to recommendation. That means partnering with PMs on A / B tests, quasi-experiments, pilots, and rollout analysis; defining success metrics that connect to real business outcomes; and building measurement frameworks … / ML features. Crucially, you won’t just report what happened — you’ll articulate causal impact and make a clear call on whether to scale, iterate, or sunset. PRODUCT DISCOVERY & INSIGHT GENERATION You’ll dig into customer patterns, surface friction points, and identify opportunity spaces that aren ...

Senior Product Data Scientist / Product Data Analyst London | Outside IR35 Day Rate: £500 This is an opportunity to take ownership of a growing product analytics function within a highly digital consumer business. You'll play a key role in shaping how product … stakeholders to identify user behaviour trends, customer pain points, and product opportunities through quantitative analysis. Design, support, and evaluate experiments and A / B tests to measure product performance and impact. Deliver deep-dive analysis and actionable recommendations that support strategic product initiatives. Work closely ...

plus pension, healthcare, life assurance, etc. Engagement: Fixed term, 9 months initially with potential for longer engagement This opportunity represents a chance to join a team who represent one of the UK's very best in this space and have been recognised for it. The best … control, test and optimise campaigns to ensure they reflect best in class and will deliver on business objectives Good knowledge of A / B testing and email journey enhancement / optimisation. With the ability to utilise the data from these to improve ...

Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That's why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With a strong foundation of trust established by millions … meet regulatory standards without compromising user experience. Drives engineering best practices for rapid, safe iteration on consumer products, including feature flagging, A / B testing frameworks, and progressive rollout strategies. Required Qualifications, Capabilities and Skills Formal training or certification on software engineering concepts ...

post production Identify, troubleshoot and resolve existing or newly-identified prioritised defects Write tests for all code you deliver and adhere to best practices / standards, ensuring high-quality code Take ownership of, or assist others with, bi-weekly releases and associated processes Participate in code reviews, ensuring high … participate in some of the many skill share sessions we regularly hold in the iOS team and across the wider Engineering department. Propose / contribute / collaborate on Technical Initiatives - improving and evolving the existing codebase and toolset Be keen to ensure that we focus on solving ...

opportunities. Speak directly with customers and combine qualitative insights with product data to understand user behaviour. Design and run experiments, including A / B tests, to improve activation, engagement and conversion. Translate insights into clearly defined problems, prototypes and test plans. Work closely with engineering … deliver high-impact improvements. Create user flows, journeys and prototypes for simpler product experiences. Brief and collaborate with specialist designers when deeper UX / UI support is required. Embed AI tools into your workflow to accelerate research, analysis, prototyping and product delivery. What I'm Looking For: 7+ years ...

Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That’s why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With a strong foundation of trust established by millions … meet regulatory standards without compromising user experience. Drives engineering best practices for rapid, safe iteration on consumer products, including feature flagging, A / B testing frameworks, and progressive rollout strategies. Required Qualifications, Capabilities and Skills Formal training or certification on software engineering concepts ...

insight, and commercial performance into clear pricing decisions and measurable business impact. You'll sit at the intersection of commercial strategy, pricing, analytics, AI / ML tools, merchandising, and operations, helping shape pricing decisions through analysis, experimentation, and stakeholder influence. Key requirements: Strong experience in e-commerce / digital commerce / pricing / commercial analytics Advanced analytical skills using SQL, Tableau (or similar BI tools), spreadsheets Experience working with AI / ML-driven pricing or recommendation tools Ability to translate complex analysis into clear commercial recommendations Strong stakeholder management and consulting-style problem solving ...

ownership, experimentation, and continuous improvement. Mobile: Swift, SwiftUI, iOS SDK Architecture: MVVM, Clean Architecture, SOLID principles Tooling & Delivery: Swift Package Manager, Bitrise, Fastlane, CI / CD pipelines Testing: Strong focus on Unit Testing, UI Testing, experimentation, and product measurement iOS Development Experience … products require balancing technical excellence with customer and business outcomes. Bonus points if you have experience with: Consumer-facing mobile applications A / B testing and experimentation E-commerce, marketplace, or discovery products SwiftUI in production environments Our Ways of Working ...

Morgan Chase, we understand that customers seek exceptional value and a seamless experience from a trusted financial institution. That's why we launched Chase UK to transform digital banking with intuitive and enjoyable customer journeys. With a strong foundation of trust established by millions … meet regulatory standards without compromising user experience. Drives engineering best practices for rapid, safe iteration on consumer products, including feature flagging, A / B testing frameworks, and progressive rollout strategies. Required Qualifications, Capabilities and Skills Formal training or certification on software engineering concepts ...

experienced digital professional with a passion for creating seamless customer journeys and delivering impactful digital transformation projects? We're seeking a Digital Experience Lead to play a pivotal role in a major digital transformation programme for a leading energy business. … customer journey mapping and UX improvements to enhance the online experience for SME customers. Oversee SEO, CRO, analytics, Google Analytics implementation, A / B testing and conversion tracking. Optimise website structure, navigation and content to improve customer engagement and online conversion. Coordinate pricing ...

Writer this position could be for you. 3+ years’ experience in SEO. Hybrid – Stoke on Trent. Up to £40-50K + Perks. iGaming / Gambling sector. WHO ARE WE? We are a young and dynamic company managing multiple websites and apps. Our goal is to deliver … iGaming SEO Specialist to join our expanding team. This role involves growing sports betting websites, with a strong focus on the UK / US casino and sports betting markets. The ideal candidate should have a solid understanding of On Page SEO, Off Page Technical ...

organisation from project-based, waterfall delivery towards a genuine Product Operating Model. Role: Senior Product Owner Salary: £80,000 Location: Hereford, 2 / 3 days per week in office What you'll be doing: Own the vision, roadmap and outcomes for the Browse vertical, tightly connected … goals Make senior-level trade-off calls across a growing roadmap, balancing tactical fixes against strategic bets Use discovery, A / B testing and qualitative and quantitative data to validate hypotheses and reduce delivery risk Define what success looks like ...

organisation from project-based, waterfall delivery towards a genuine Product Operating Model. Role: Senior Product Owner Salary: £80,000 Location: Hereford, 2 / 3 days per week in office What you'll be doing: Own the vision, roadmap and outcomes for the Browse vertical, tightly connected … goals Make senior-level trade-off calls across a growing roadmap, balancing tactical fixes against strategic bets Use discovery, A / B testing and qualitative and quantitative data to validate hypotheses and reduce delivery risk Define what success looks like ...

goals Make senior-level trade-off calls across a growing roadmap, balancing tactical fixes against strategic bets Use discovery, A / B testing and qualitative and quantitative data to validate hypotheses and reduce delivery risk Define what success looks like … a visible champion for the move to a Product Operating Model, bringing sceptical stakeholders along with you Partner with UX / UI, engineering, ADLs, business analysts, data analysts and senior stakeholders to deliver against key OKRs Manage and grow relationships with third-party partners (e.g. ...

goals Make senior-level trade-off calls across a growing roadmap, balancing tactical fixes against strategic bets Use discovery, A / B testing and qualitative and quantitative data to validate hypotheses and reduce delivery risk Define what success looks like … a visible champion for the move to a Product Operating Model, bringing sceptical stakeholders along with you Partner with UX / UI, engineering, ADLs, business analysts, data analysts and senior stakeholders to deliver against key OKRs Manage and grow relationships with third-party partners (e.g. ...

developers Lead critique sessions and mentor other designers Shape product requirements upstream, not just execute on them What you'll bring: 8+ years' UX / UI experience with a track record of growing ownership and scope Expert-level Figma skills, with developer-ready files in your portfolio … A strong portfolio spanning web, mobile, SaaS / enterprise and platform-level design Proven experience building or scaling a design system Startup / scaleup experience comfortable with ambiguity and pace Experience mentoring designers and influencing senior stakeholders A strong analytical mindset A ...

contribute to the technical direction of retrieval and RAG systems. This role is ideal for someone with deep hands-on experience in search / retrieval systems, RAG pipelines, and evaluation frameworks, who is ready to operate as a senior individual contributor with growing technical leadership responsibilities. … detection) Contribute to development of evaluation datasets, gold standards, and annotation strategies. Guide and review experimental design, including offline evaluation and A / B testing, ensuring statistical rigor and validity. Contribute to responsible AI practices, including bias, fairness, and risk evaluation Generative ...

site and across all digital marketing channels. Our tools span AI‐powered search, personalized recommendations, smart merchandising, optimized product data syndication, A / B Testing, and marketplace / social commerce performance. We help brands grow with sharper visibility, higher conversion, and less … insights to shape global strategy and adapt solutions to local needs. How You Will Succeed Drive EMEA revenue growth through direct sales and partner / channel motions Build, coach, and scale high‐performing sales and partnerships teams across multiple markets Align regional sales activities with global initiatives, processes ...

Designer (Product Designer) Location: Leeds | Fully remote Up to £350 / day, Outside IR35 | 6 Month Contract We're currently partnered with a fast-growing, consumer-facing platform business, on a mission to make an everyday process simpler, faster, and more rewarding for their customers. … iterating on the customer experience day to day. The successful Senior UX Designer will have: 4+ years' experience as a Product / UX Designer in a similar company (ideally consumer / B2C, e-commerce, or marketplace platforms) A collaborative, hands-on working ...

Writer this position could be for you. 3+ years' experience in SEO. Hybrid - Stoke on Trent. Up to £40-50K + Perks. iGaming / Gambling sector. WHO ARE WE? We are a young and dynamic company managing multiple websites and apps. Our goal is to deliver … with a focus on gambling content. Work with the wider organisation and collaborate with Content, Copywriters and Design teams. Monitor audience insight / data. A / B Testing on ad elements to optimise performance. Manage Ad budgets efficiently. WE NEED ...

About the role HargreavesLansdown is seeking a full‐stack engineer (React / Typescript / Node.js) to build and enhance our digital experiences on a headless content platform. The position is based in Bristol and focuses on creating high‐quality, cloud‐native applications that enable … quality, secure, performant code. Collaborate with cross‐functional teammates to deliver compelling digital client journeys. Advocate continuous improvement across quality, security, performance and CI / CD processes. Document all solutions to agreed team standards. Participate in working groups and communities of practice. Provide engineering support for existing applications when ...

Digital Analyst - Retail Media & CRM (Contract) Southhampton (Remote) 1-2 times a month onsite £500-£550 per day (Inside IR35) 6 Months We're hiring a Senior Analyst to join a growing Analytics & Data Science team, supporting a high-impact Retail Media … Strong Retail Media experience (ESSENTIAL) - including audience targeting, activation and performance measurement Advanced SQL plus experience with Python or R Proven experience in CRM / marketing analytics and campaign optimisation Strong understanding of statistical analysis (A / B testing, hypothesis testing ...

Digital Analyst - Retail Media & CRM (Contract) London (Hybrid) £500-£550 per day (Inside IR35) 6 Months We're hiring a Senior Analyst to join a growing Analytics & Data Science team, supporting a high-impact Retail Media function . This role is focused on leveraging … Strong Retail Media experience (ESSENTIAL) - including audience targeting, activation and performance measurement Advanced SQL plus experience with Python or R Proven experience in CRM / marketing analytics and campaign optimisation Strong understanding of statistical analysis (A / B testing, hypothesis testing ...