1 to 25 of 46 A/B Testing Jobs in the City of London

Role You’ll lead development and optimisation of a centralised Drupal web platform , used across the entire global school portfolio. From technical rollout to A / B testing, AI integration to SEO — you’ll own the platform roadmap and play a pivotal role in driving performance. Not a … the Inspired global web platform, driving performance, UX, and engagement Scope and launch new digital features to improve the online experience for parents and students Lead A / B and multivariate testing across key user journeys Analyse CRO test results and implement learnings into the platform roadmap Collaborate on AI and automation opportunities … functions. You’ll also lead a small cross-functional team including: Director of SEO SEO Executive 3x Web Editors Tech & Tooling CMS: Drupal (preferred) A / B Testing Tools: Flexible Analytics: GA4, Tagging, Web Performance Monitoring SEO: Working with in-house team AI / Automation: Emerging area of focus Ideal More ❯

Senior Product Analyst London | £75,000 - £85,000 + Stock Options & Pension | Hybrid (3 days in-office) A leading fundraising platform is seeking a Senior Product Analyst to join their growing team. This innovative business blends exciting prize draws with charitable giving, offering customers the chance to win luxury prizes while raising money for charity. With … role offers the chance to make an impact by influencing customer retention and product performance, with plenty of room for creativity and innovation. Key Responsibilities Lead A / B testing and experimentation to optimize product features and customer flows Analyze customer data to identify trends, improve app usage, and drive retention Collaborate with … website and app, continuously improving user experience What We're Looking For 4+ years of experience in product analytics , with a strong focus on A / B testing and SQL Strong SQL fluency (window functions a bonus) Commercial acumen - understanding how product decisions impact metrics like lifetime value Creativity More ❯

Are At Ultralytics, we relentlessly drive innovation in AI, building the world's leading YOLO models. We're looking for passionate individuals obsessed with AI, eager to make a global impact, and ready to excel in a dynamic, high-energy environment. Join our team and help shape the future of AI. 🌎 Location and Legalities This full … improve our overall digital footprint. Meticulously tracking and analyzing campaign performance through key analytics, providing actionable insights to refine our strategy and maximize ROI. Implementing rigorous A / B testing on subject lines, content, design, and calls-to-action to continuously improve engagement and conversion rates. Collaborating closely with our engineering and content … and Google Analytics . Demonstrated success in managing and scaling large email lists (100k+ subscribers) and developing complex automation workflows. Deep understanding of email marketing metrics, A / B testing methodologies, and data-driven optimization. Exceptional writing and editing skills, with a talent for making complex topics like computer vision and More ❯

implementing CRO strategy collaborating with stakeholders to drive experimentation and improvements online on our e-commerce platform. We are looking for a talented and highly motivated CRO / UX Lead to prioritize, manage, execute and optimize conversion paths. This is an opportunity to work for an in-house formalwear heritage brand. Responsibilities: Conversion Rate Optimisation Lead CRO … strategy across key website areas including checkout, PLPs, PDPs, site search, and merchandising. Design and manage a structured experimentation roadmap using A / B and multivariate testing to validate hypotheses and maximise ROI. Monitor the performance and effectiveness of testing campaigns, making data-driven recommendations. Provide in-depth KPI … Technical teams to align digital strategies with commercial goals. Present testing insights and design rationale clearly to both technical and non-technical stakeholders at all levels. Qualifications / skillset: Experience in a similar Conversion Rate Optimisation role and / or UX focused role Pragmatic self-starter with the ability to manage multiple stakeholders across More ❯

Principal Data Scientist London, UK (Hybrid) Up to £135,000 About the Company We’re working with a next-generation private markets firm that is redefining value creation by combining deep industry expertise with advanced AI and data science. This is a unique opportunity to join a company that partners directly with portfolio companies … end ML pipeline: data exploration, feature engineering, modelling, evaluation, and deployment Collaborate with data engineers and MLOps professionals to ensure scalable, production-grade solutions Conduct rigorous A / B testing and performance measurement to validate impact Act as a technical lead within project teams, mentoring mid-level data scientists and guiding … plus Deep understanding of statistical modelling, predictive analytics, and optimisation techniques Comfortable working with cross-functional teams, including engineers, product leads, and client stakeholders Experience with A / B testing and causal inference methodologies Bachelor’s or Master’s degree in a quantitative field (e.g., Mathematics, Physics, Engineering, Computer Science) Excellent More ❯

CRM Analyst Salary: up to £45,000 Location: West London / Hybrid (3 days per week in the office) Our Client Our client is one of the most iconic luxury brands in the world, known for crafting unforgettable customer experiences. But behind the scenes, they’re not just about elegance, they’re obsessed with data. With one of the … This isn’t just crunching numbers - this is end-to-end ownership of analytics projects that influence real-world outcomes. You’ll dive into SQL, explore A / B testing, and decode the impact of marketing across channels. No day is the same, and every insight counts. Essential Skills 1–3 years’ experience … in customer, loyalty, or CRM analytics Confident using SQL, Excel and translating data into stakeholder-friendly insights Familiarity with A / B testing, control groups, and campaign measurement Strong commercial instinct and curiosity to uncover what really drives performance Clear communicator with a knack for storytelling through data Benefits up to More ❯

Senior Product Analyst – Data-led, Product-first, Impact-heavy London (Hybrid – 3 days in office) 💼 Join a global online trading & investing platform with millions of users, listed on the LSE and powered by data, tech, and high-performing product teams. This is your chance to get stuck into product analytics at scale – using data to improve user journeys … markets. 🧠 What you’ll be doing: 🔎 Owning end-to-end product analysis – from behavioural insights to performance metrics 📈 Driving product improvements based on user data and A / B testing 🤝 Working closely with Engineers, PMs, and cross-functional teams to deliver measurable impact 📊 Building dashboards, running cohort analysis, interpreting usage patterns – you’ll … or R for deep analysis ✔ Comfortable with tools like GA, Content Square, Appsflyer, Firebase ✔ Visualisation experience (Tableau or Looker) ✔ Comfortable implementing tracking via Google Tag Manager ✔ A / B testing pro with a good eye for trends and anomalies ✔ Clear communicator who can turn data into action 🌀 The vibe: A More ❯

privacy compliance efforts including cookie control, GDPR adherence, and customer data handling best practices. Manage and review third-party digital analytics audits as required. Qualifications: Strong proficiency in JavaScript / TypeScript and hands-on experience with Next.js. Proven ability to implement custom analytics tracking within production codebases. Experience with Meta tracking (Pixel, CAPI) for both online and offline events. … and Playwright. Knowledge of data model governance and event schema best practices. xperience using GA4 and Content Square. Familiarity with Ometria and Global-e. Exposure to A / B testing and experimentation platforms. Experience with consent management tools (e.g. OneTrust). Background in e-commerce, particularly within fashion or luxury retail. Skills: Strong … proficiency in JavaScript / TypeScript and hands-on experience with Next.js. Proven ability to implement custom analytics tracking within production codebases. Experience with Meta tracking (Pixel, CAPI) for both online and offline events. Deep understanding of Google Tag Manager (including server-side containers) and event tag configuration. Familiarity with GA4 architecture and event-based tracking methodologies. Skilled in evaluating More ❯

blend of strategic thinking, hands-on execution, strong client communication skills, and a keen business acumen. Key Responsibilities Client Leadership: Act as the primary CRO / UX point of contact for assigned clients, building strong relationships and understanding their business objectives. Lead client workshops, presentations, and regular reporting sessions, effectively communicating insights, recommendations, and results. … Strategy & Optimisation: Develop and implement comprehensive CRO strategies based on data analysis (analytics, heatmaps, session recordings), user research (surveys, interviews), and heuristic evaluations. Design and execute A / B tests, multivariate tests, and other experimentation methodologies to validate hypotheses and drive improvements. Analyse test results, derive actionable insights, and provide clear recommendations for further optimisation. … search query to conversion. Department Development: Contribute to the ongoing development and refinement of the agency's CRO and UX methodologies, processes, and tools. Help build out the CRO / UX offering, identifying new service opportunities and staying abreast of industry trends. Mentor junior team members and share knowledge to foster a culture of continuous improvement. Commercial More ❯

SENIOR ANALYST UP TO £90,000 LONDON – 2X A WEEK *Please note, this company is unable to sponsor, and you must be a UK resident to apply* THE COMPANY This is a leading business in the circular economy, focused on giving used books a new life. Through a combination of … operations analytics, with a focus on stock levels, supply chain performance, warehouse optimisation, and cost analysis, particularly around shipping. You'll design and run A / B tests to improve fulfilment strategies, assess supplier behaviours, and help drive efficiency across the operation. Proficiency in SQL, Python, and data visualisation tools like Tableau is … trading business, and so you will always be thinking about the customer! SKILLS + EXPERIENCE Strong supply chain, operations, or inventory analytics experience. Skilled in A / B testing and experimentation—ensuring tests are designed and analysed correctly. Technical proficiency: SQL, Python, Tableau (or similar BI tools). Previous mentoring or people More ❯

DATA ANALYST Up to £45,000 REMOTE-FIRST - LONDON HQ Looking to step into a role where your analysis actually drives product decisions? One of the UK’s fastest-growing subscription businesses is hiring a Data Analyst to join a high-impact product squad focused on user journeys, free trial conversion, and retention. You … for your squad — no queue of vague stakeholder asks here Dive deep into user behaviour to optimise free trial funnels and onboarding Design, run, and analyse A / B tests that influence product direction Work with engineers to ensure accurate tracking via Snowplow Shape the data models and pipelines (DBT) that support experimentation at scale … WHAT THEY’RE LOOKING FOR Strong SQL — you’ll use it daily Experience in a product-focused or digital analytics role Exposure to A / B testing or experimentation frameworks Bonus if you’ve worked on subscription journeys or onboarding flows Python is helpful but not a must Proactive More ❯

Experimentation Lead - Contract Agency - Media Client £450-£500 per day - Outside IR35 London - 2-3 p / w in office We are working with a leading agency in the Experimentation and CRO space, end client is a large media and streaming brand who are looking for an Experimentation Commercial Lead to join them on an … hands-on analytics and more about leading cross-functional collaboration, establishing governance, and driving performance through strategic experimentation. You’ll be acting as the key link between local UK / IE teams and global product stakeholders, ensuring experimentation is executed effectively and aligned with business goals. Role & Responsibilities: Develop and nurture relationships with global product teams to establish experimentation … across UK / IE markets Embed governance, measurement frameworks and test reporting to ensure rigor and repeatability Lead the development of a prioritised experimentation roadmap aligned with commercial goals Identify and balance quick-win agile tests vs long-term strategic product experiments Facilitate regular knowledge-sharing sessions across EU territories and global teams Align with internal experimentation More ❯

LEAD PRODUCT ANALYST – LONDON UP TO £90,000 THE COMPANY We’re partnering with a fast-scaling subscription-based business to help them make a key hire within their Product Analytics team. THE ROLE As Lead Product … Analyst, you will play a critical role in driving product strategy through data. Your responsibilities will include: Leading the design, implementation, and analysis of A / B tests to assess product performance and enhance customer experiences Using SQL to extract, analyse, and visualise product data, delivering actionable insights that support decision-making Collaborating … product performance YOUR SKILLS AND EXPERIENCE The ideal Lead Product Analyst will bring: Significant experience in a product analytics role, with deep expertise in A / B testing and experimentation Advanced SQL skills and a strong ability to query and manipulate complex datasets Familiarity with data visualisation tools such More ❯

Job Title: Senior Data Analyst Location: London 3x a week Salary: U p to £75,000 About the Role We are seeking a Senior Data Analyst to join our growing analytics team. This is a high-impact role focused on driving insights into customer behaviour, lifetime value, churn, and retention, while also supporting campaign … models for customer retention and churn using statistical and machine learning techniques. Partner with marketing and CRM teams to deliver pre- and post-campaign analytics, including A / B test evaluations and ROI analysis. Develop and present actionable insights that influence business strategy and enhance the customer experience. Define and track key customer metrics and … churn prediction, retention analytics, and campaign performance analysis. Proficiency in SQL. Experience with data visualisation tools such as Tableau, Power BI, or Looker. Solid understanding of A / B testing principles and experimentation frameworks. Strong communication skills and ability to influence non-technical stakeholders. Experience working with large datasets and customer data in More ❯

Kingdom, offering a day rate of £300–£400. This is an exciting opportunity to work within a collaborative and open digital environment, focused around UX / UI excellence and improving end-to-end customer experiences. In this role, you will take the lead in shaping the UX and UI of our website, with a … work closely with frontend engineers to hand over designs and ensure seamless implementation, using Figma to map out flows, wireframes, and high-fidelity prototypes. Experience in A / B testing and taking a data-informed approach to design changes is essential, as is the ability to take decisions from a … technical constraints and capabilities of web platforms and to collaborate with cross-functional teams will be critical. This is a role for a generalist UX / UI designer who is passionate about improving digital products. You will need a strong portfolio showcasing user-centric design, proficiency in Figma, knowledge of web design principles More ❯

About us The Independent is an online news publisher that was established in 1986 as a national newspaper independent of party political affiliations or proprietorial influence. In 2016, The Independent became a fully digital publisher, moving away from print in pursuit of sustainability, and to safeguard its values and journalism for the future. The Independent has … and architectures, ideally integrating data from web analytics, content management systems (CMS), subscription platforms, ad tech, and social media. Ability to automate and optimise data workflows, using modern ETL / ELT tools (e.g., Airflow, dbt, Apache Spark) to ensure timely and reliable delivery of data. Experience building robust data models and reporting layers to support performance dashboards, user engagement … analytics, ad revenue tracking, and A / B testing frameworks. Skilled in cloud-based data platforms and infrastructure (e.g., AWS, GCP), ensuring scalability and security for large volumes of streaming and batch data. Had exposure to data warehouses such as BigQuery or Snowflake. Adept in Python and / or Java for developing More ❯

DIGITAL / WEB SPECIALIST £40,000–£50,000 LONDON – HYBRID (4 DAYS A WEEK) THE COMPANY This is an opportunity to join a high-growth, global education group known for acquiring and developing premium private schools. With a fast-paced and ambitious culture, they’ve recently centralised their web infrastructure and are investing … in performance and optimisation across their digital estate. THE ROLE: As Digital / Web Specialist, you’ll take ownership of a Drupal-based website platform covering multiple schools globally. You'll be responsible for ongoing site optimisation, with a strong focus on CRO, SEO, UX, and the use of automation / AI tools to … drive performance. KEY RESPONSIBILITIES: Manage and optimise a large-scale Drupal web platform Lead web performance improvements through CRO and A / B testing Own and execute on SEO strategies to improve visibility and engagement Use analytics to inform UX decisions and content improvements Collaborate cross-functionally across marketing, product, and More ❯

Agency: 411 Location: UK-based (with domestic and international travel) Job Type: Full-time Salary Band: £56,925 to £67,275 (dependent on experience) About 411 411 is a political digital agency that originated from the winning team behind the Labour Party’s 2024 general election victory. We are committed to advancing progressive causes, working with clients across … start to finish. Ensure that campaigns are launched on time, within budget, and meet the highest standards of quality and effectiveness. Performance Optimisation: Create strategies for A / B testing, audience segmentation, and message testing techniques to maximise campaign impact. Client Management: Collaborate closely with clients to understand their goals and … Experience creating detailed ad reports is essential Experience working with additional advertising channels (e.g. TikTok, X, Programmatic) is desirable ⁠⁠Experience working in a political or third sector / NGO space is desirable Skills: Strong attention to detail with the ability to interpret and communicate data effectively. Excellent written and verbal communication skills. Proficiency in Excel or other More ❯

SENIOR PRODUCT ANALYST UP TO £75,000 HYBRID – SOUTH EAST LONDON – 3 days a week in the office THE COMPANY This prize competition business operates with a subscription-based model, and they are currently going through a rapid expansion! THE ROLE As a Senior Analyst, you can expect to be involved in … support the rapid growth and international expansion they are going through Providing actionable insights to senior stakeholders across marketing and product Drive commercial value through your analysis and testing Be hands-on and be able to work … on fast-moving projects YOUR SKILLS AND EXPERIENCE SQL experience is required Dashboarding experience is needed (Looker is a plus) Experience working on product analytics projects Gaming / gambling experience is a plus A / B testing experience is needed BENEFITS Salary up to £75,000 Great opportunity More ❯

A fast-growing retailer with a nationwide presence is expanding its digital capability and looking for a skilled Digital Analytics Manager to lead insight generation across its web and mobile platforms. Serving millions of customers, the business is undergoing a digital transformation and needs a data-savvy individual to help … product, and user experience teams Partner with tech teams to ensure robust tracking and data quality across platforms Support testing and experimentation frameworks (e.g. A / B testing) and work on campaign attribution initiatives Enable internal stakeholders to make informed, data-led choices Ideal Candidate: Hands-on experience with GA4 and … audiences Understands digital marketing performance metrics across channels like search, paid media, and social Familiar with visualisation tools (e.g., Power BI, Looker Studio) Practical knowledge of SQL is a strong plus Benefits: Tailored professional development and certification opportunities Generous holiday allowance including public holidays Pension contributions up to 8% Staff discounts across product ranges Enhanced policies for long More ❯

the company has expanded into sectors including retail, technology, logistics, healthcare, and more, aiming to transform traditional business models with cutting-edge digital solutions. Learn more about us: https: / / corporate.jd.com We are looking for a strategic, data-driven, and entrepreneurial Europe POP Business Planning Lead to join our UK team. This role will play … implement data-driven enablement initiatives, including training and compliance programs. Collaborate cross-functionally with logistics, payment, customer service, and technical teams to optimise the full fulfilment cycle (e.g. bonded / overseas warehouse management), reduce operational costs, and enhance customer experience. Define and track platform performance metrics (e.g. GMV, order volume, conversion rate, AOV), run A / … seller ecosystem development. Deep knowledge of the full e-commerce lifecycle including product selection, marketing, fulfilment, and after-sales services. Familiarity with overseas warehouse models, VAT rules, and EU / UK digital commerce regulations. Strong analytical and planning skills; proficient in Excel, Power BI, or similar data tools. Excellent communication and stakeholder management abilities, with experience in multicultural team More ❯

all of your creativity into taking our thriving marketing agency are based in the heart of London? If you are dedicated in the Paid Social space and are a keen strategist this role could be for you! 4+ years' experience in a Senior Paid Social Account Manager role. Hybrid flexible working style - minimum once a week in office. Up to £70K + Perks. WHO ARE WE? A London based agency who specialises in digital performance marketing! Helping brands grow online through data-driven, tech-enhanced strategies. In short, they're a tech-savvy growth partner for brands looking to scale their digital presence through a blend of … and refine strategies to optimise ROI. Ensure all campaigns comply with advertising guidelines. Work with the wider organisation and collaborate with Content, Creative and Design teams. Monitor audience insight / data. A / B Testing on ad elements to optimise performance. Manage Ad budgets efficiently. WE NEED YOU TO HAVE 4+ years More ❯

Lead Supply Chain Analyst London (2x / week in-office) | ~£90,000 + benefits I’m working with a tech-enabled re-commerce scaleup on a mission to transform how secondhand goods move through global marketplaces — and they’re hiring a Lead Analyst to bring rigour and insight to their supply chain, operations … and inventory strategy . This is a company that started in a garage and has grown into a global logistics powerhouse — with recent private equity investment, multiple international locations, and a highly active e-commerce and marketplace presence. They’re now turning their attention to direct-to-consumer growth , and supply chain … expand globally. What You’ll Be Doing Leading analytics across supply, operations, inventory, and fulfilment Driving insight into stock levels, warehousing capacity, and shipping economics Designing A / B tests to improve how stock is processed and stored Supporting change and transformation projects with data Mentoring a more junior analyst and working closely More ❯

Are you a curious and driven AI / ML enthusiast ready to transform commercial strategy with data science? We’re looking for an AI / ML Analyst - Pricing & Commercial Strategy to join our dynamic team and play a pivotal role in shaping smarter pricing, deal governance, and business performance through cutting-edge machine learning. … this is your chance to grow alongside a forward-thinking team that’s redefining how data powers business success. What’s in it for you? Impactful AI / ML Projects: Build models for pricing optimisation, customer segmentation, and deal prioritisation that drive real business outcomes. Cross-Functional Collaboration: Work with sales, finance, and pricing teams to translate … models into tools and decision aids. Learning & Growth: Access to mentorship, structured data pipelines, and A / B testing for cutting-edge commercial applications. Innovation Culture: Be part of a team where data science meets strategy, experimentation, and fast-paced problem-solving. What We’re Looking For: 2–4 years of More ❯

Senior Data Scientist London – Remote Salary range - £70,000-£100,000 depending on experience level About the Role We are looking for a Senior Data Scientist to join a mission-driven team building data-driven solutions that improve outcomes in the healthcare sector. In this role, you’ll design, build, and deploy predictive models that harness … real-world behavioural data to drive impactful insights. This is a hands-on role ideal for someone who thrives in a collaborative, fast-paced environment and is excited by the challenge of applying data science at scale. You’ll work closely with cross-functional teams to operationalize models, support product development, and contribute to a … to model deployment and monitoring Collaborate with engineering and product teams to ensure models are integrated into production systems via scalable pipelines Champion best practices in MLOps, including CI / CD for ML, model versioning, testing, and monitoring Design experiments (A / B testing, uplift modelling) to measure impact and More ❯