1 to 25 of 423 A/B Testing Jobs in the UK

problem definition and research to information architecture and UX writing. Validation and experimentation is the core of the role. You design A / B tests, size them, and read them honestly. Your own research and usability testing, feeding the next experiment. Copywriting … considered. Experience Typical 5 to 8 years in product design, with a track record of conversion‐focused design and A / B testing on acquisition surfaces. Patient‐first mindset. You put patient outcomes first. Every decision weighs commercial growth against clinical ...

important the candidate can foster a creative team environment, inventing new approaches to ad creative and targeting, building robust A / B testing structures, diving deep into campaign performance data, and doubling down on what's performing. Key job responsibilities … Lead marketing automation and audience strategy implementation to drive program efficiency and improve lead quality. Establish rigorous testing frameworks (A / B, incrementality, geo-lift) and optimization processes. Develop metrics and measurement to determine campaign effectiveness and true incremental impact. Lead budget planning ...

impact of AI innovations on engagement, retention, customer satisfaction and business performance. Own the tooling and technical enablement of Cafeyn's A / B testing framework, using Statsig to support a scalable, quantitative experimentation capability. Work closely with Product teams … improved delivery predictability and successful deployment of high-impact AI-powered product features. A fully operational experimentation framework: Effective A / B testing tooling and processes enabling Product teams to make better-informed decisions. Scalable data foundations: Clear data quality standards ...

each product or client, and building the system to get users there Commitment screen and paywall strategy - copy, structure, timing, and A / B testing to maximise conversion without eroding trust Monetisation strategy - pricing presentation, upsell sequencing, trial-to-paid mechanics, and expansion … revenue thinking Retention and lifecycle - cohort analysis, churn identification, win-back programmes, and engagement loops that sustain ARPU over time A / B testing culture - building a rigorous, fast-moving experimentation practice with proper statistical thinking Client-facing growth audits - reviewing ...

customer experience. Build product features and data products. Develop production-ready, data-driven features that customers interact with. Experimentation rigour. Lead A / B tests, holdouts, sample sizing, and post-test analysis to support confident decisions. Own certified metrics and the semantic layer for your … help raise data and AI fluency across MPB Recent projects in the team have included: A recommendations engine and associated experimentation / A / B testing Natural language search over catalog and content, using LLMs / SLMs Vision-based ...

week in the office. What you'll be doing As an Experimentation & Optimisation Coordinator, you'll take ownership of A / B testing and personalisation activity across George.com, helping us identify opportunities, validate ideas and drive improvements in customer experience and conversion. … Develop and deliver A / B testing strategies and experimentation roadmaps Identify optimisation opportunities using customer insight, analytics and performance data Design, implement and monitor experiments across the website Analyse test results and provide clear recommendations to stakeholders Manage and optimise product recommendation ...

them, fast, and turn them into revenue. You own everything after signature: the seven weeks to a live A / B test, the result the customer can measure, the conversion to a long-term contract, the renewal, and the growth after … contact for their CPO, VP of Data and VP of Engineering. Run every pilot to a result: live A / B test in seven weeks, uplift measured, contract converted. Keep customers on the platform: primitives and platform components as designed, configuration over custom ...

a leader who has built and shipped direct-to-consumer products at scale, who is fluent in experimentation and A / B testing, and who has real depth in front-end and mobile engineering — not a purely backend platform … hiring engineers and Engineering Managers, and leading through those managers as the team scales. Establishing a strong experimentation culture: A / B testing, cohort analysis, and measurement that lets the team learn quickly what actually changes customer behaviour. Working closely with ...

with platform outputs, investigating discrepancies, and validating features and metrics. This offers the opportunity to develop deep expertise in experimentation and A / B testing across a sophisticated internal platform. As the platform evolves, the role will expand into more advanced … automate QA processes and improve the efficiency and quality of validation. Build a deep understanding of experimentation methodologies, including A / B testing, monitoring, segmentation, and analysis. Collaborate with BI, Machine Learning, product teams, and other stakeholders to understand requests ...

review moments that build the habit and prove the value after the fact Experimentation & Measurement A cadence of A / B tests across the journey, not a feature backlog Reading results honestly, including the ones that kill your own ideas Building … adoption or engagement outcomes end-to-end Strong analytics and experimentation skills — funnel analysis, cohort and retention analysis, designing and interpreting A / B tests Experience designing lifecycle journeys or triggered workflows, and the messaging that carries them Fluent English (daily collaboration with global commercial ...

customers and booking data to uncover patterns, diagnose issues, and suggest clear growth and optimization paths. Design, conduct, and analyze experiments (A / B tests, Pre / Post) for product and marketing initiatives, leveraging industry best practices and internal experimentation platforms. Develop and leverage … insights and recommendations to support decision‐making. Drive action to improve Hotels.com KPIs (such as revenue, engagement, retention, and marketplace health), utilizing the 80 / 20 rule to focus effort on the most impactful results. Demonstrate creativity and persistence in overcoming roadblocks. Develop and maintain clear and user‐friendly ...

deploy advanced machine learning models to solve complex business challenges and drive data-informed decision making. Design and lead complex A / B and causal experiments to measure the impact of localization changes on traveler engagement and booking conversion; own the experimentation framework … scale. Lead and mentor data scientists and engineers, fostering technical excellence and a culture of continuous learning. Safely integrate and operate AI / ML‐enabled solutions that improve outcomes, ensuring models are reliable, ethical, and scalable. Co‐own with Product and business leaders the metric frameworks ...

Title: Senior Data Analyst / Data Engineer Location: Manchester (2 days in Office Contract: 6 Months (Extension Likely) Payrate: £50 - £66 Per Hour About the Role We are partnering with a leading global digital platform in the travel and mobility space, looking for a Data … Design and deliver scalable reporting, dashboards, and data solutions Partner with cross-functional teams including Product, Engineering, and Business stakeholders Conduct A / B testing and experimentation to evaluate product and feature performance Build and maintain high-quality datasets for advanced analytics Translate ...

explore ways to improve content discovery, search and personalised experiences, helping customers find content they'll love more easily. Experimentation & A / B Testing: Support the development of test hypotheses, help define success metrics and participate in A / B … a global subscription streaming service operates, from customer acquisition and onboarding through to engagement and retention. The fundamentals of Product Management, UX / UI Design and mobile, web and connected‐TV app development. How marketing technology platforms and vendor partnerships support customer acquisition, engagement and retention. ...

ranked backlog of hypotheses with expected impact and effort, and defend the ranking with the Growth team and Product. Design A / B tests end to end — hypothesis, success metric, guardrails, sample size and runtime, randomisation unit, and a pre-registered analysis plan … debug multi-step queries over event and transaction data without help. A track record of designing, running, and reading A / B tests, with the statistics to do it properly: power and sample size, significance, guardrail metrics, and the common ways a ...

research-heavy role, you will be expected to engage directly with end users to validate your ideas through A / B testing and by observing real-world usage patterns. You should be able to work closely with product managers, product owners, developers … design options Collaborate with the product and development teams to identify areas where UI changes can improve usability Lead and support A / B testing efforts to assess and iterate on design decisions Engage with users (via interviews, feedback sessions, and usage analytics ...

room with developers, designers, and marketers alike, this is your role. What You’ll Do Technical Ownership & QA Build and ship pages / components directly in Storyblok CMS: component configuration, staging, QA, and production deployment across market versions QA every release technically — rendering, functionality, and cross‐browser / … delivery, and risk Maintain the web backlog and sprint board with clear status, ownership, and blockers Support CRO initiatives: help build A / B test setups, document hypotheses, and track experiment results Process & Reporting Maintain intake templates, briefing standards, and triage criteria Produce regular status ...

Tableau, enabling you to create compelling and insightful dashboards. Experience evaluating product impact using experimentation frameworks and causal inference methods (e.g., A / B testing, quasi-experiments). You're a collaborative team player with a proven track record … Program, wellness and travel reimbursement, travel discounts, and International Airlines Travel Agent Network (IATAN) membership. Learn more about life at Expedia Group at https: / / careers.expediagroup.com / life. You can find the benefits for this location and any collective agreement that may apply here. Accommodation requests ...

metric frameworks for the Pro product team. You'll define north star metrics from the ground up, drive experimentation infrastructure through A / B testing and causal inference, and translate results into clear product recommendations. We're actively building a culture … production pipelines to full-funnel reporting that powers cross-functional teams. Lead experimentation across the Product domain by designing and owning A / B testing frameworks, applying causal inference techniques and turning results into clear, confident recommendations that influence product strategy. Influence technical ...

code and contribute hands‐on to our Ruby on Rails monolith, using practices such as automated testing, observability, A / B testing and feature flags. Collaborate across Engineering, Product, Design and Data to deliver and iterate on features that have a … speed, technical quality, scalability and longer‐term investment Comfortable delivering with agile methodologies and practices like automated testing, observability, A / B testing, and feature flags A collaborative approach — you work well with Product, Design, Analytics and Engineering partners ...

well as Design, Content, and Research, to build experiences that are fast, intuitive, and reliable. This role blends product management, business analysis, delivery / program management, and stakeholder leadership across multiple high-profile initiatives. What you’ll do Define and deliver best-in-class mobile experiences across core journeys … e.g., onboarding, authentication, home, profile / settings, payments, cards, servicing, support), grounded in customer insight and data. Act as the voice of the customer- translate research, analytics, and feedback into clear problem statements, success metrics, and product requirements. Own and continuously refine the Front End backlog - write crisp epics ...

teams Passion for emerging technologies, AI-driven experiences, and rapid experimentation All About You Advanced proficiency in Figma, including components, variants, auto layout, variables / tokens, and interactive prototyping. Experience contributing to and evolving scalable design systems. Strong experience designing user flows, information architecture, and end-to-end customer … with users. Practical user research expertise, including planning and conducting usability testing, user interviews, and leveraging analytics, experimentation, and A / B testing insights to drive product decisions. Proven ability to partner closely with Product Managers and Engineers, providing clear developer ...

discovery and conversion at scale. Lead data science and experimentation. Own predictive modeling, causal inference, and the experimentation platform and standards — A / B testing, guardrail metrics, and rigorous measurement of incremental business impact — as a decision-science partner to Product … driven experiences as this work scales. Grow, develop, and retain the team . Shape ML and data-science career ladders and dual technical / management tracks; partner with Talent Acquisition to attract and hire top-tier ML and data-science talent; calibrate hiring and promotions; establish standards ...

alongside our engineers rather than only directing them. A strong understanding of UI and UX design is essential: using A / B testing, data analysis and strategic insight from our Head of Product, you'll be making judgement calls on layout … briefing: Use AI coding tools to build directly in the codebase alongside engineering, rather than only writing specs or handing over Figma files. UI / UX design: Set the standard for layout, flow and visual design on customer-facing pages, working with the design team to build on what ...

managers to refine requirements for an upcoming enhancement. After lunch, you’ll dive into model development, analyzing performance metrics from recent A / B tests and implementing improvements to the job‐seeker recommendation pipeline. Throughout the day, you’ll participate in scientific discussions with peers … Protecting your privacy and the security of your data is a longstanding top priority for Amazon. Please consult our Privacy Notice ( https: / / www.amazon.jobs / en / privacy_page ) to know more about how we collect, use and transfer the personal data ...