1 to 25 of 73 Permanent A/B Testing Jobs in the City of London

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 ❯

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 ❯

the inflection point: Regulators and external stakeholders are now sending letters asking enterprises to demonstrate AI risk management in 30 days. Traditional TPRM and risk approaches with generic "high / medium / low" ratings and 100s of questionnaires and manual assessments simply don't work. We have built AI specific risk factors with precise financial quantification, 300+ surgical … Partnerships : Identify and cultivate relationships with complementary partners in the AI and platform providers which accelerates market traction REQUIREMENTS Must-Haves: 2-3 years B2B SaaS sales experience (SDR / BDR or early AE roles) Proven track record of creative pipeline generation : Show us a LinkedIn campaign that worked, a piece of content that generated … engagement Technical aptitude : Can learn and explain complex products (bonus if you've sold into FinTech, RegTech, or technical audiences) Growth hacker mindset : Comfortable with experimentation, A / B testing, data analysis, and rapid iteration Self-starter mentality : Need minimal direction, high ownership, entrepreneurial spirit Nice-to-Haves: Experience selling into financial services More ❯

the inflection point: Regulators and external stakeholders are now sending letters asking enterprises to demonstrate AI risk management in 30 days. Traditional TPRM and risk approaches with generic "high / medium / low" ratings and 100s of questionnaires and manual assessments simply don't work. We have built AI specific risk factors with precise financial quantification, 300+ surgical … Partnerships : Identify and cultivate relationships with complementary partners in the AI and platform providers which accelerates market traction REQUIREMENTS Must-Haves: 2-3 years B2B SaaS sales experience (SDR / BDR or early AE roles) Proven track record of creative pipeline generation : Show us a LinkedIn campaign that worked, a piece of content that generated … engagement Technical aptitude : Can learn and explain complex products (bonus if you've sold into FinTech, RegTech, or technical audiences) Growth hacker mindset : Comfortable with experimentation, A / B testing, data analysis, and rapid iteration Self-starter mentality : Need minimal direction, high ownership, entrepreneurial spirit Nice-to-Haves: Experience selling into financial services More ❯

Data Analyst – £285 / day | 10-Month Contract | Hybrid (London) We’re looking for an experienced Data Analyst to join a global Customer Success Data Science team , working on initiatives that enhance customer experience and operational excellence across international markets. This is an exciting opportunity to make a real impact by building data foundations, enabling … success teams. Deliver deep-dive analytics: Identify root causes of performance trends, customer pain points, and operational inefficiencies, turning insights into actionable recommendations. Support experimentation: Analyse A / B tests and digital experience initiatives to measure impact and inform continuous improvement. Tell the story with data: Communicate insights effectively to both technical and non-technical … data platforms (Snowflake, Databricks, Spark) and ETL processes . Working knowledge of Python or R for analytics or automation (preferred). Understanding of statistical methods and A / B testing . Excellent storytelling and communication skills to translate data into actionable insights. Experience with contact centre or digital support metrics is a More ❯

Data Analyst – £285 / day | 10-Month Contract | Hybrid (London) We’re looking for an experienced Data Analyst to join a global Customer Success Data Science team , working on initiatives that enhance customer experience and operational excellence across international markets. This is an exciting opportunity to make a real impact by building data foundations, enabling … success teams. Deliver deep-dive analytics: Identify root causes of performance trends, customer pain points, and operational inefficiencies, turning insights into actionable recommendations. Support experimentation: Analyse A / B tests and digital experience initiatives to measure impact and inform continuous improvement. Tell the story with data: Communicate insights effectively to both technical and non-technical … data platforms (Snowflake, Databricks, Spark) and ETL processes . Working knowledge of Python or R for analytics or automation (preferred). Understanding of statistical methods and A / B testing . Excellent storytelling and communication skills to translate data into actionable insights. Experience with contact centre or digital support metrics is a More ❯

SENIOR CUSTOMER ANALYST LONDON – HYBRID - 2 DAYS A WEEK IN OFFICE SALARY – £70,000 + BONUS THE COMPANY A leading delivery marketplace connecting millions of customers with thousands of restaurant partners! THE ROLE As a Senior Customer Analyst, you will play a pivotal role in driving customer strategy and lifecycle optimisation across … shape customer growth. Key Responsibilities: Analyse and optimise customer behaviour across the lifecycle - acquisition, retention, churn. Deliver actionable insights that influence marketing and growth strategy. Run A / B and multivariate tests to evaluate campaign performance. Use SQL and Tableau / Looker to build data stories and dashboards. Support lifecycle marketing initiatives by identifying … churn reduction. Strong data storytelling skills - able to translate insights into commercial impact. Ideally from eCommerce, tech, or other high-growth, data-driven environments. Python and A / B testing experience desirable. BENEFITS Salary up to £70,000 Discretionary annual bonus Hybrid working – 2 days a week in central London Opportunity More ❯

Role: Staff AI / ML Scientist – Search, RecSys, Personalization & GenAI (Dubai based) Join a high-performing Data Science team whose mission is to drive competitive value through scalable AI solutions. The team builds models that enhance user experiences, enable better decision-making, improve operational efficiency, and shape the regional AI ecosystem. As a senior technical … engagement strategies powered by data and AI. Conduct exploratory analysis to understand user behavior, discover optimization opportunities, and develop behavior models to inform product enhancements. Design and deploy data / ML instrumentation to extract insights and optimize the product experience. Provide strategic product guidance through data-driven recommendations, experimentation insights, and root cause analyses. Build and scale machine learning … algorithms and pipelines to production using big data technologies. Develop and deploy retrieval-augmented generation (RAG) systems and LLM-based applications. Design and evaluate A / B tests and communicate results across cross-functional teams. Define, implement, and monitor key performance metrics for AI-driven product features. Stay up to date with industry advancements in More ❯

Role: Staff AI / ML Scientist – Search, RecSys, Personalization & GenAI (Dubai based) Join a high-performing Data Science team whose mission is to drive competitive value through scalable AI solutions. The team builds models that enhance user experiences, enable better decision-making, improve operational efficiency, and shape the regional AI ecosystem. As a senior technical … engagement strategies powered by data and AI. Conduct exploratory analysis to understand user behavior, discover optimization opportunities, and develop behavior models to inform product enhancements. Design and deploy data / ML instrumentation to extract insights and optimize the product experience. Provide strategic product guidance through data-driven recommendations, experimentation insights, and root cause analyses. Build and scale machine learning … algorithms and pipelines to production using big data technologies. Develop and deploy retrieval-augmented generation (RAG) systems and LLM-based applications. Design and evaluate A / B tests and communicate results across cross-functional teams. Define, implement, and monitor key performance metrics for AI-driven product features. Stay up to date with industry advancements in More ❯

Senior Customer Analyst – Loyalty, Retention & Growth Hybrid – London (2 days in office) £70,000-75,000 base + discretionary bonus + pension up to 12% A leading global online marketplace is seeking a Senior Customer Analyst to join its Customer Analytics function. The team focuses on understanding, optimising, and growing the customer base through data-led … Product teams to turn insight into commercial impact. Responsibilities include Owning customer analytics projects such as segmentation, churn modelling, LTV, and lifecycle optimisation Designing and analysing A / B and multivariate tests to shape acquisition and retention strategies Using SQL and dashboarding tools such as Tableau or Looker to communicate insight across the business Partnering … in ecommerce, tech, or other data-led B2C environments Ability to translate analytical outputs into strategic recommendations and tell clear data stories Experience designing or analysing A / B testing and customer lifecycle analytics Python skills for statistical modelling or automation are an advantage This role offers a hybrid setup (typically More ❯

role for you. What you’ll do: Oversee all ecommerce optimisation and personalisation initiatives across websites and apps. Work with the ecommerce trading team to gather A / B testing requirements and implement campaigns that balance customer experience with commercial impact. Manage content updates to ensure a clear and accurate customer … journey. Identify opportunities for innovation and implement changes using Bloomreach and other tools. Utilise HTML, CSS, and a strong understanding of search and … merchandising tools (Search and Promote). What we’re looking for: Passion for ecommerce and online retail. Strong analytical mindset with experience in optimisation, personalisation, and A / B testing. Hands-on experience with HTML, CSS, and ecommerce platforms / tools. Be at the heart of driving innovation and delivering experiences that keep our More ❯

role for you. What you’ll do: Oversee all ecommerce optimisation and personalisation initiatives across websites and apps. Work with the ecommerce trading team to gather A / B testing requirements and implement campaigns that balance customer experience with commercial impact. Manage content updates to ensure a clear and accurate customer … journey. Identify opportunities for innovation and implement changes using Bloomreach and other tools. Utilise HTML, CSS, and a strong understanding of search and … merchandising tools (Search and Promote). What we’re looking for: Passion for ecommerce and online retail. Strong analytical mindset with experience in optimisation, personalisation, and A / B testing. Hands-on experience with HTML, CSS, and ecommerce platforms / tools. Be at the heart of driving innovation and delivering experiences that keep our More ❯

Job Title: Manager, Digital Commerce, Content & Optimisation (EMEA) Location: London Division: MK Reporting to: Director, Digital Commerce (EMEA) If you enjoy working in a creative, fast-paced environment, then we would love to hear from you! "I feel really lucky to be surrounded by such a great team. I’m not only grateful that they’ve … helped me achieve my goals, but also that I can give them a place where they can achieve theirs." - Michael Kors - We have an exciting opportunity for a Manager Content & Optimisation Department overview: Established in 2016, the Digital department has steadily grown, driven by an ambitious roadmap and bold revenue goals, all while delivering a … to consistently improve conversion rates. Partner with the Director to define and execute the end-to-end Conversion Rate Optimisation strategy, including a robust A / B testing roadmap via the Dynamic Yield Platform to maximise the impact of all available tools and features. Foster strong relationships with vendor account managers More ❯

Job Title: Manager, Digital Commerce, Content & Optimisation (EMEA) Location: London Division: MK Reporting to: Director, Digital Commerce (EMEA) If you enjoy working in a creative, fast-paced environment, then we would love to hear from you! "I feel really lucky to be surrounded by such a great team. I’m not only grateful that they’ve … helped me achieve my goals, but also that I can give them a place where they can achieve theirs." - Michael Kors - We have an exciting opportunity for a Manager Content & Optimisation Department overview: Established in 2016, the Digital department has steadily grown, driven by an ambitious roadmap and bold revenue goals, all while delivering a … to consistently improve conversion rates. Partner with the Director to define and execute the end-to-end Conversion Rate Optimisation strategy, including a robust A / B testing roadmap via the Dynamic Yield Platform to maximise the impact of all available tools and features. Foster strong relationships with vendor account managers More ❯

Lead Generation Manager – Email Marketing – Up to £40k + Excellent Benefits, Hybrid Are you a data-driven marketer with a passion for crafting email campaigns that convert? Our client, a well-respected agency, is seeking a Lead Generation Manager to take charge of their email marketing strategy and drive high-quality leads … for their sales team. This hybrid role offers 3 days working remotely and 2 days in their vibrant London office. With a portfolio of high-profile clients and a reputation for delivering innovative, multi-channel campaigns, this agency is growing fast—and they need a commercially minded Lead Generation Manager to help fuel that … Plan and deliver targeted email campaigns for both client initiatives and internal sales efforts Create compelling email content and copy that drives engagement and conversions Conduct A / B testing and performance analysis to optimise campaign results Manage, build and segment email databases, ensuring GDPR compliance Collaborate with sales and marketing teams to More ❯

SENIOR CUSTOMER ANALYST - LOYALTY UP TO £70,000 + BONUS LONDON – 2 DAYS A WEEK IN OFFICE Please note: you must have full UK right to work and be able to commute to central London twice per week. ABOUT THE BUSINESS This company is a leading global online food ordering marketplace, connecting millions of consumers with … a vast network of restaurant partners. In the UK, the platform has grown into a household name, facilitating thousands of orders daily across a diverse range of cuisines. Beyond food delivery, the business supports restaurants with data-driven insights, pricing optimisation, and promotional strategies, ensuring sustainable partner growth and improved customer experiences. THE TEAM … with dashboarding tools (e.g. Looker, Tableau, or Power BI). Strategic thinker with the ability to interpret data, shape propositions, and influence senior stakeholders. Experience working cross-functionally and / or in international environments. Excellent communication and presentation skills. Desirable: Experience with Python for statistical analysis. Background in A / B testing More ❯

Content Marketing Manager 45,000 55,000 per annum London | Hybrid 3 days office / 2 remote Our client is a fast-growing technology-driven organisation reshaping how people move goods across the UK and Europe. With an impressive sustainability mission and an energetic culture, theyve helped millions of customers move smarter while cutting thousands of tonnes … of carbon each year. Now, theyre looking for a creative Content Marketing Manager to join their London team and shape the voice of a brand thats as bold as it is responsible. The Content Marketing Manager will develop and deliver engaging digital content across multiple touchpoints, champion the brands story, and build a vibrant … with influencers and creators to deliver standout campaigns. Craft compelling copy for web, email, social, and editorial content that aligns with brand tone. Use analytics and A / B testing to measure success and continuously improve engagement. You Will Need Proven experience in copywriting, content creation, and community management for D2C brands. A More ❯

Senior Digital Product Analyst Up to £65,000 + Benefits Oxford Circus – 4 days a week in-office (including Mondays & Fridays – no flexibility) We’re working with a major UK retail group that’s rapidly expanding its brand portfolio and investing heavily in digital transformation. They’ve recently migrated to Google Cloud Platform and are continuing … to build out a robust Analytics function. As part of this growth, they’re hiring a Senior Digital Product Analyst to join their Product Analytics team. This is a high-impact role focusing on digital journey analysis, site performance, and optimisation opportunities across a diverse retail portfolio. You’ll need: Proven experience in digital / product analytics – not marketing-focused Strong SQL & BigQuery skills GA4 (or Adobe Analytics) expertise Comfort working with GTM / implementation teams Some A / B More ❯

to maximise return on ad spend. You also own all reporting on Paid Advertising, reviewing spend and efficiency and communicating the results to the wider team. This is a highly analytical role, well suited to someone comfortable with data analysis and with strong organisational skills. Core responsibilities: 1) Develop frameworks for identifying which content should receive Ad support. … You will build a set of measurable, quantitative frameworks for deciding whether a specific piece of content should receive Ad support. You will also develop a mechanism for reviewing those frameworks and adjusting the thresholds over time. You will also build and manage a process for reviewing total content performance in order … a regular basis and flag potential funding issues. 3) Create unique targeting and scheduling strategies to maximise return on ad spend. You will create A / B testing plans to measure the impact of multiple ad campaign variables (e.g. targeting, schedule, campaign optimisation goal etc.). You will also need to More ❯

to maximise return on ad spend. You also own all reporting on Paid Advertising, reviewing spend and efficiency and communicating the results to the wider team. This is a highly analytical role, well suited to someone comfortable with data analysis and with strong organisational skills. Core responsibilities: 1) Develop frameworks for identifying which content should receive Ad support. … You will build a set of measurable, quantitative frameworks for deciding whether a specific piece of content should receive Ad support. You will also develop a mechanism for reviewing those frameworks and adjusting the thresholds over time. You will also build and manage a process for reviewing total content performance in order … a regular basis and flag potential funding issues. 3) Create unique targeting and scheduling strategies to maximise return on ad spend. You will create A / B testing plans to measure the impact of multiple ad campaign variables (e.g. targeting, schedule, campaign optimisation goal etc.). You will also need to More ❯

Engineering: Work closely with the engineering team to optimize onboarding flows, feature adoption, and monetization strategies Build a growth machine: Establish frameworks for experimentation, A / B testing, and data-driven decision making across all growth initiatives Optimize for developers: Craft messaging, content, and campaigns that resonate with technical audiences (developers … SaaS companies Proven track record scaling self-serve acquisition and driving measurable growth across the full funnel Deep expertise in digital marketing channels including SEO, paid acquisition, content, lifecycle / email marketing, and conversion optimization Data-driven mindset: You live and breathe metrics, run experiments constantly, and let data guide decisions Developer marketing experience: You understand how to market … thrive on autonomy and take full responsibility for outcomes Bonus points Worked at a developer tools or infrastructure company (Vercel, Supabase, Stripe, Cloudflare, etc.) Familiarity with AI / ML tools and the LLM ecosystem Early experimentation with Generative Engine Optimization (ChatGPT, Perplexity, Gemini visibility) Experience building developer communities or running technical content programs Background in product management More ❯

Engineering: Work closely with the engineering team to optimize onboarding flows, feature adoption, and monetization strategies Build a growth machine: Establish frameworks for experimentation, A / B testing, and data-driven decision making across all growth initiatives Optimize for developers: Craft messaging, content, and campaigns that resonate with technical audiences (developers … SaaS companies Proven track record scaling self-serve acquisition and driving measurable growth across the full funnel Deep expertise in digital marketing channels including SEO, paid acquisition, content, lifecycle / email marketing, and conversion optimization Data-driven mindset: You live and breathe metrics, run experiments constantly, and let data guide decisions Developer marketing experience: You understand how to market … thrive on autonomy and take full responsibility for outcomes Bonus points Worked at a developer tools or infrastructure company (Vercel, Supabase, Stripe, Cloudflare, etc.) Familiarity with AI / ML tools and the LLM ecosystem Early experimentation with Generative Engine Optimization (ChatGPT, Perplexity, Gemini visibility) Experience building developer communities or running technical content programs Background in product management More ❯

Salary: £35,000 – £40,000 + Bonus + Benefits Start Date: ASAP About the Opportunity: We are seeking an ambitious and intellectually curious Junior Data Scientist to join a fast-growing, forward-thinking team working at the forefront of data science, machine learning, and applied AI. This is an excellent opportunity for a recent Master’s … in complex datasets. You’ll collaborate with experienced data scientists, machine learning engineers, and subject-matter experts to design, develop, and deploy models that deliver meaningful impact across a variety of industries. What You’ll Be Doing: Designing and building machine learning models to solve real-world problems Carrying out full data science workflows … from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A / B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying More ❯