1 to 25 of 190 A/B Testing Jobs in London

Experimentation / CRO Analyst Agency - Travel Client £325-£400 per day outside IR35 London We're working with a leading digital agency to support one of their flagship travel clients, and they're looking for a hands-on Experimentation Analyst to join the team. You'll be embedded within a busy product environment … helping multiple teams design, validate, and analyse A / B and multivariate tests. You will support on the experimentation programme, ensuring every test is statistically sound, well interpreted, and actionable. Role & Responsibilities Partnering with product teams to plan and analyse A / B and MVT tests across key digital journeys. … queries and supporting experimentation best practice across the business. Collaborating with teams using Optimizely, ContentSquare, and GA4 to extract meaningful insights. Skills & Experience Proven experience analysing A / B and MVT tests in large-scale, high-traffic environments (e.g. travel, retail, eCommerce). Strong understanding of test design, sample sizing, and statistical significance. Confident advising More ❯

worldwide. In this role, you will: Lead the development and validation of advanced statistical methodologies to support Expedia Group’s experimentation platform, ensuring robust and reliable A / B testing across the website’s features and user experiences Collaborate closely with the experimentation platform team to design, implement, and scale new testing … Ability to work collaboratively within a small, focused team and liaise effectively with platform engineers and business partners Prior experience in experimentation platforms or A / B testing environments is highly desirable Autonomy and accountability to serve as a point of contact for statistical methodologies within the team Expedia … individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com / jobs. Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion More ❯

worldwide. In this role, you will: Lead the development and validation of advanced statistical methodologies to support Expedia Group’s experimentation platform, ensuring robust and reliable A / B testing across the website’s features and user experiences Collaborate closely with the experimentation platform team to design, implement, and scale new testing … Ability to work collaboratively within a small, focused team and liaise effectively with platform engineers and business partners Prior experience in experimentation platforms or A / B testing environments is highly desirable Autonomy and accountability to serve as a point of contact for statistical methodologies within the team Expedia … individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com / jobs. Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion More ❯

worldwide. In this role, you will: Lead the development and validation of advanced statistical methodologies to support Expedia Group’s experimentation platform, ensuring robust and reliable A / B testing across the website’s features and user experiences Collaborate closely with the experimentation platform team to design, implement, and scale new testing … Ability to work collaboratively within a small, focused team and liaise effectively with platform engineers and business partners Prior experience in experimentation platforms or A / B testing environments is highly desirable Autonomy and accountability to serve as a point of contact for statistical methodologies within the team Expedia … individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com / jobs. Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion More ❯

worldwide. In this role, you will: Lead the development and validation of advanced statistical methodologies to support Expedia Group’s experimentation platform, ensuring robust and reliable A / B testing across the website’s features and user experiences Collaborate closely with the experimentation platform team to design, implement, and scale new testing … Ability to work collaboratively within a small, focused team and liaise effectively with platform engineers and business partners Prior experience in experimentation platforms or A / B testing environments is highly desirable Autonomy and accountability to serve as a point of contact for statistical methodologies within the team Expedia … individuals with whom we have not made prior contact. Our email domain is @expediagroup.com. The official website to find and apply for job openings at Expedia Group is careers.expediagroup.com / jobs. Expedia is committed to creating an inclusive work environment with a diverse workforce. All qualified applicants will receive consideration for employment without regard to race, religion More ❯

business growth and improve decision-making. The successful candidate will: Analyse large-scale datasets using SQL to uncover insights and inform strategy Build and optimise dashboards in Looker Studio / BigQuery for multiple stakeholders Support A / B testing, funnel analysis, and data modelling to enhance performance Contribute to the evolution of … commercial teams to translate data into actionable recommendations Communicate insights clearly across teams to influence business outcomes Role Requirements Strong technical skills in SQL and dashboarding tools (Looker Studio / BigQuery) Experience with A / B testing, funnel analysis, and data modelling Familiarity with data warehouse concepts and pipeline development (dbt, Airflow … oriented, and able to drive impact in a high-growth environment The Company You'll be joining a rapidly scaling consumer brand in the entertainment / iGaming sector. The business invests heavily in data and BI, fostering a collaborative and innovative environment where employees can influence commercial strategy, work with cross-functional teams More ❯

As a Data Scientist III on our Experimentation Science team, you will play a critical role in shaping the statistical methodologies that underpin Expedia Group s experimentation platform. Your work will ensure that every feature change on our website from button colors to booking flows is rigorously tested to maximize business impact. This role blends research … product decisions and customer experiences worldwide. Lead the development and validation of advanced statistical methodologies to support Expedia Group s experimentation platform, ensuring robust and reliable A / B testing across the website s features and user experiences Collaborate closely with the experimentation platform team to design, implement, and scale new testing … research and implementation Strong analytical mindset with the capacity to research, evaluate, and implement new statistical approaches and simulation frameworks Prior experience in experimentation platforms or A / B testing environments is highly desirable Expedia Group brands power global travel for everyone, everywhere. We design cutting-edge tech to make travel smoother and More ❯

CRO Specialist - CDP and Personalisation Expert - Hybrid We are looking for a talented CRO Specialist to join our global optimisation programme and help deliver impactful digital experiences across 49 domains. This role offers the chance to shape customer journeys, influence global strategy, and make a real difference in a fast-paced, data-driven environment. … lead the execution of optimisation initiatives aligned with business goals. You will drive testing and experimentation using tools such as GA4, Content Square, and A / B testing platforms. You will collaborate with UX, Product, Analytics, and Performance teams to deliver measurable improvements across campaigns and platforms. CRO Specialist key responsibilities … optimisation, with a strong focus on CRO. Proven CDP and personalisation experience. Strong analytical mindset with experience in GA4 and Content Square. Hands-on A / B testing expertise. Worked with large commercial or ecommerce companies. Excellent communication and stakeholder management skills. To apply, please send your CV by pressing the More ❯

Success (10-Month Contract) Are you an 8+ year Data Analyst ready to drive global customer success for an industry leader in financial software? We're looking for a highly motivated Data Analyst to join the Global Customer Success Data Science Team in London, UK. This is a critical 10-month contract role focused on establishing … recurring reports. Influence Strategy: Conduct deep-dive analysis (root cause, operational inefficiency) and translate findings into compelling narratives that directly improve the customer journey. Experiment: Support A / B testing and digital experience evaluations by analyzing performance and quantifying business impact. What You'll Bring: 8+ years in Data Analytics / Science. … Expertise in SQL and dashboarding tools ( Tableau / Qlik ). Familiarity with big data tools ( Snowflake, Databricks ) and ETL . Experience with A / B testing and Python / R is preferred. Contract Details: Location: London, UK Duration: 10 Months Rate: Up to £277 (Umbrella) Ready to turn global data into More ❯

Success (10-Month Contract) Are you an 8+ year Data Analyst ready to drive global customer success for an industry leader in financial software? We're looking for a highly motivated Data Analyst to join the Global Customer Success Data Science Team in London, UK. This is a critical 10-month contract role focused on establishing … recurring reports. Influence Strategy: Conduct deep-dive analysis (root cause, operational inefficiency) and translate findings into compelling narratives that directly improve the customer journey. Experiment: Support A / B testing and digital experience evaluations by analyzing performance and quantifying business impact. What You'll Bring: 8+ years in Data Analytics / Science. … Expertise in SQL and dashboarding tools ( Tableau / Qlik ). Familiarity with big data tools ( Snowflake, Databricks ) and ETL . Experience with A / B testing and Python / R is preferred. Contract Details: Location: London, UK Duration: 10 Months Rate: Up to £277 (Umbrella) Ready to turn global data into More ❯

Analyst, you'll be responsible for analysing digital journeys and on-site performance metrics across multiple brands. This role requires hands-on experience in product analytics, A / B testing, and working with web tracking tools. You'll also support tracking implementation by collaborating closely with the GTM and engineering teams. The business … ll also oversee two junior analysts, providing guidance and mentorship. YOUR SKILLS AND EXPERIENCE: Strong hands-on experience with GA4 (open to Adobe Analytics profiles) Proficiency in SQL and / or BigQuery Deep understanding of web / product analytics and on-site customer journey analysis Familiarity with tagging and tracking implementation (e.g., Google Tag Manager) Exposure to A / B testing methodologies Experience working cross-functionally in digital environments Team leadership or mentoring experience is a bonus More ❯

At Xe, we live currencies. We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses. We leverage technology to deliver these services through our website, mobile app and by phone. Last year, we helped over 300 million people access … setting up campaigns in platforms like Google Ads, QAing landing pages, and managing tracking and performance reporting). Experimentation & Testing: Design, execute, and analyze A / B and multivariate tests across the user journey. Own experiment setup and post-test performance reporting to validate hypotheses and inform optimization. Market Benchmarking & Competitive Insights: Assist … other fast-paced, digital-first environments Bachelors degree in Business, Economics, Mathematics, Statistics, Engineering, or a related quantitative or analytical field Proficiency in analytics tools, including Excel / Google Sheets and at least one of: Amplitude, Power BI, SQL, or similar a similar tool Experience with A / B testing More ❯

At Xe, we live currencies. We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses. We leverage technology to deliver these services through our website, mobile app and by phone. Last year, we helped over 300 million people access … setting up campaigns in platforms like Google Ads, QAing landing pages, and managing tracking and performance reporting). Experimentation & Testing: Design, execute, and analyze A / B and multivariate tests across the user journey. Own experiment setup and post-test performance reporting to validate hypotheses and inform optimization. Market Benchmarking & Competitive Insights: Assist … other fast-paced, digital-first environments Bachelors degree in Business, Economics, Mathematics, Statistics, Engineering, or a related quantitative or analytical field Proficiency in analytics tools, including Excel / Google Sheets and at least one of: Amplitude, Power BI, SQL, or similar a similar tool Experience with A / B testing More ❯

At Xe, we live currencies. We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses. We leverage technology to deliver these services through our website, mobile app and by phone. Last year, we helped over 300 million people access … up campaigns in platforms like Google Ads, QA’ing landing pages, and managing tracking and performance reporting). Experimentation & Testing: Design, execute, and analyze A / B and multivariate tests across the user journey. Own experiment setup and post-test performance reporting to validate hypotheses and inform optimization. Market Benchmarking & Competitive Insights: Assist … fast-paced, digital-first environments Bachelor’s degree in Business, Economics, Mathematics, Statistics, Engineering, or a related quantitative or analytical field Proficiency in analytics tools, including Excel / Google Sheets and at least one of: Amplitude, Power BI, SQL, or similar a similar tool Experience with A / B testing More ❯

At Xe, we live currencies. We provide a comprehensive range of currency services and products, including our Currency Converter, Market Analysis, Currency Data API and quick, easy, secure Money Transfers for individuals and businesses. We leverage technology to deliver these services through our website, mobile app and by phone. Last year, we helped over 300 million people access … up campaigns in platforms like Google Ads, QA’ing landing pages, and managing tracking and performance reporting). Experimentation & Testing: Design, execute, and analyze A / B and multivariate tests across the user journey. Own experiment setup and post-test performance reporting to validate hypotheses and inform optimization. Market Benchmarking & Competitive Insights: Assist … fast-paced, digital-first environments Bachelor’s degree in Business, Economics, Mathematics, Statistics, Engineering, or a related quantitative or analytical field Proficiency in analytics tools, including Excel / Google Sheets and at least one of: Amplitude, Power BI, SQL, or similar a similar tool Experience with A / B testing More ❯

We are excited to offer an opportunity for a Ecommerce Site Merchandiser and Developer to join our Digital Merchandising team on a full-time basis for 12 months. This role will be based in our Merton office. The Ecommerce Site Merchandiser and Developer will drive sales and improve conversion across our digital channels through strategic site … drive data-led site and merchandising improvements Create ad-hoc and monthly reports to extract actionable insights Regularly review web analytics to optimize conversion via navigation, A / B testing, promotions, and AI features Collaborate with the Digital Marketing team to enhance SEO through optimized product listings and content Cross-Functional Collaboration Collaborate … strong visual sense for engaging online experiences Desirable skills Proficient in merchandising and analytics tools (e.g., Salesforce Commerce Cloud, Hotjar, Clarity, GA4) Skilled in A / B testing and CRO Strong understanding of UX / UI principles Experienced with Git and version control systems BENEFITS Staff discounts Health & Wellbeing support More ❯

We are excited to offer an opportunity for a Ecommerce Site Merchandiser and Developer to join our Digital Merchandising team on a full-time basis for 12 months. This role will be based in our Merton office. The Ecommerce Site Merchandiser and Developer will drive sales and improve conversion across our digital channels through strategic site … drive data-led site and merchandising improvements Create ad-hoc and monthly reports to extract actionable insights Regularly review web analytics to optimize conversion via navigation, A / B testing, promotions, and AI features Collaborate with the Digital Marketing team to enhance SEO through optimized product listings and content Cross-Functional Collaboration Collaborate … strong visual sense for engaging online experiences Desirable skills Proficient in merchandising and analytics tools (e.g., Salesforce Commerce Cloud, Hotjar, Clarity, GA4) Skilled in A / B testing and CRO Strong understanding of UX / UI principles Experienced with Git and version control systems BENEFITS Staff discounts Health & Wellbeing support More ❯

We are excited to offer an opportunity for a Ecommerce Site Merchandiser and Developer to join our Digital Merchandising team on a full-time basis for 12 months. This role will be based in our Merton office. The Ecommerce Site Merchandiser and Developer will drive sales and improve conversion across our digital channels through strategic site … drive data-led site and merchandising improvements Create ad-hoc and monthly reports to extract actionable insights Regularly review web analytics to optimize conversion via navigation, A / B testing, promotions, and AI features Collaborate with the Digital Marketing team to enhance SEO through optimized product listings and content Cross-Functional Collaboration Collaborate … strong visual sense for engaging online experiences Desirable skills Proficient in merchandising and analytics tools (e.g., Salesforce Commerce Cloud, Hotjar, Clarity, GA4) Skilled in A / B testing and CRO Strong understanding of UX / UI principles Experienced with Git and version control systems BENEFITS Staff discounts Health & Wellbeing support More ❯

UK workforce paid via IRIS payroll 📊 50,000 SMEs using our cloud bookkeeping 🏢 21,000 firms relying on us for compliance We’re more than software — we’re a transformative powerhouse 💡 driving compliance, efficiency & confidence for businesses. Officially certified as a Great Place to Work 🏆 and recognised as one of the UK's Best Workplaces for … the heart of optimising structure, UX, and conversion performance to deliver seamless digital experiences. 🎯 What you’ll do: Lead optimisation & performance of UK & international websites 🌐 Drive A / B testing, analyse metrics & implement improvements 📈 Collaborate with Product Marketing & Lead Gen teams 🤝 Manage our Senior Digital Designer to ensure consistent UX & visuals 🎨 Partner with … Partner to boost discoverability 🔍 🛠 What we’re looking for: Strong background in digital marketing & website optimisation 💻 Proven WordPress expertise 📝 (Marketo experience = bonus ✨) Solid grasp of UX & A / B testing methodologies 🔬 Data-driven mindset with analytical skills 📊 Experience in SaaS, enterprise software, or large B2B organisations ✅ 👥 Key Relationships You’ll be part of More ❯

Global company specialising in software solutions for the SME marketplace is seeking a Digital Journey Manager / CX Design Specialist for a 12 month contract. This is a hybrid role with 3 days a week in their stunning offices in central London. Responsibilities Lead the design, delivery, and continuous optimization of … Translate strategy into actionable roadmaps, collaborating with product, design, engineering, and marketing teams. Monitor journey performance using analytics and customer feedback. Lead test-and-learn experiments (A / B, multivariate testing) to optimize customer experiences. Qualifications Degree in Business, Marketing, Digital Experience, or related field (or equivalent work experience). Proven track record … in digital product, journey, or experience management. Strong knowledge of digital analytics, customer research, and CX methodologies. Experience with journey mapping tools, A / B testing platforms, and personalization technologies. Benefits Long contract Global organisation Free breakfast More ❯

Global company specialising in software solutions for the SME marketplace is seeking a Digital Journey Manager / CX Design Specialist for a 12 month contract. This is a hybrid role with 3 days a week in their stunning offices in central London. Responsibilities Lead the design, delivery, and continuous optimization of … Translate strategy into actionable roadmaps, collaborating with product, design, engineering, and marketing teams. Monitor journey performance using analytics and customer feedback. Lead test-and-learn experiments (A / B, multivariate testing) to optimize customer experiences. Qualifications Degree in Business, Marketing, Digital Experience, or related field (or equivalent work experience). Proven track record … in digital product, journey, or experience management. Strong knowledge of digital analytics, customer research, and CX methodologies. Experience with journey mapping tools, A / B testing platforms, and personalization technologies. Benefits Long contract Global organisation Free breakfast More ❯

Global company specialising in software solutions for the SME marketplace is seeking a Digital Journey Manager / CX Design Specialist for a 12 month contract. This is a hybrid role with 3 days a week in their stunning offices in central London. Responsibilities Lead the design, delivery, and continuous optimization of … Translate strategy into actionable roadmaps, collaborating with product, design, engineering, and marketing teams. Monitor journey performance using analytics and customer feedback. Lead test-and-learn experiments (A / B, multivariate testing) to optimize customer experiences. Qualifications Degree in Business, Marketing, Digital Experience, or related field (or equivalent work experience). Proven track record … in digital product, journey, or experience management. Strong knowledge of digital analytics, customer research, and CX methodologies. Experience with journey mapping tools, A / B testing platforms, and personalization technologies. Benefits Long contract Global organisation Free breakfast More ❯

About Us (NASDAQ: JD and HKEX: 9618), also known as JINGDONG, has evolved from a pioneering e-commerce platform into a leading technology and service provider with supply chain at its core. Renowned for its supply chain innovation and excellence, the company has … expanded into sectors including retail, technology, logistics, healthcare, and more, aiming to transform traditional business models with cutting-edge digital solutions. Know more about us: Key Responsibilities Develop ML / DL models (XGBoost / LSTM / GNN) for fraud detection & risk prediction Optimize models through feature engineering and A / B testing Deploy real-time decision algorithms supporting global business Minimum Qualifications Master's in ML / Stats / CS (exceptional Bachelor's considered) 3+ years risk algorithm development Proficient in Python / SQL / TensorFlow / PyTorch English technical literature proficiency Preferred Qualifications Experience in cross-border anti-fraud / credit scoring Publications More ❯

customer insight team to deliver actionable insights Own Bloomreach data analysis to power CRM and loyalty strategies Drive segmentation, event tracking, and workflow integrations Champion experimentation: A / B testing, regression, CLV, churn prediction Lead brand health tracking and competitor analysis Create guest avatars and embed segmentation across the business Design and deliver … CRM, loyalty, segmentation, and customer lifetime value Exceptional storytelling and presentation skills Passion for guest-first thinking and data-driven decision-making We are happy to provide application and / or accessibility support, please contact your Marks Sattin or Grafton consultant directly to discuss your needs. We're committed to protecting the privacy of all our candidates and clients … please visit https: / / privacy and https: / / en / privacy-policy-1 for our privacy policy. More ❯

Data Analyst - Customer Success Team London, hybrid working - Initial 9 month contract - Daily rate inside IR35. Are you a data-driven problem solver ready to make a real impact on customer experience? Our client is looking for a motivated Data Analyst to join a fast-moving Global Customer Success team. You'll … smarter, data-led decisions. Dive deep into analysis: Investigate customer challenges, operational inefficiencies and digital adoption hurdles, translating insights into actionable recommendations. Drive experimentation & improvement: Analyse A / B tests and digital experience trials to identify what works best and scale success. Communicate the story: Present insights clearly to both technical and non-technical stakeholders … and experience with dashboarding tools such as Tableau. Familiarity with Snowflake, Databricks, Spark, and ETL processes. Python or automation is a plus. Knowledge of A / B testing and statistics. Strong communication and storytelling skills to influence diverse audiences. Experience with call centre or digital support KPIs is an advantage. Ability More ❯