1 to 25 of 37 Permanent A/B Testing Jobs in the Thames Valley

KPIs and surface opportunities for operational excellence. Change & test partner: Play a key role in planning, testing, and evaluating service improvements-supporting A / B testing and adopting statistical approaches to measure real-world impact. Stakeholder collaboration: Translate complex analysis into clear business value, acting as the primary expert … KPIs and surface opportunities for operational excellence. Change & test partner: Play a key role in planning, testing, and evaluating service improvements-supporting A / B testing and adopting statistical approaches to measure real-world impact. Stakeholder collaboration: Translate complex analysis into clear business value, acting as the primary expert … Outstanding communicator: able to translate complex analyses into actionable insights for both technical and non-technical audiences; confident presenting to senior management Comfortable designing and interpreting A / B tests or other statistical approaches relevant to service improvement Self-sufficient and proactive: works independently, asks the right questions, and takes full ownership of projects and 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 … 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 ❯

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 ❯

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 ❯

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 ❯

handling inquiries and resolving technical issues efficiently. Coordinate all CRM-related processes, ensuring requirements are collected, prioritized, and delivered on time. Assist markets in setting up A / B and multivariate testing , as well as automated customer journeys. Create and manage audiences and targeted segments using SQL queries and filters. Build and maintain … concepts. Strong problem-solving abilities and attention to detail. Solid understanding of email deliverability fundamentals (e.g., DNS, IPs, DKIM, bounce codes). Hands-on experience with A / B testing and data-driven campaign optimization. Positive, proactive, and adaptable mindset with good multitasking skills. Effective time management and prioritization capabilities. Passion for staying … or Master’s degree in a relevant field. Minimum of 1 year of experience working directly with Salesforce Marketing Cloud . Salesforce Marketing Cloud Email Specialist and / or Administrator Certification preferred. Strong communication and technical support background. Practical knowledge of Journey Builder, Automation Studio, Email Studio, Mobile Studio, and Interaction Studio . Working knowledge of SQL More ❯

handling inquiries and resolving technical issues efficiently. Coordinate all CRM-related processes, ensuring requirements are collected, prioritized, and delivered on time. Assist markets in setting up A / B and multivariate testing , as well as automated customer journeys. Create and manage audiences and targeted segments using SQL queries and filters. Build and maintain … concepts. Strong problem-solving abilities and attention to detail. Solid understanding of email deliverability fundamentals (e.g., DNS, IPs, DKIM, bounce codes). Hands-on experience with A / B testing and data-driven campaign optimization. Positive, proactive, and adaptable mindset with good multitasking skills. Effective time management and prioritization capabilities. Passion for staying … or Master’s degree in a relevant field. Minimum of 1 year of experience working directly with Salesforce Marketing Cloud . Salesforce Marketing Cloud Email Specialist and / or Administrator Certification preferred. Strong communication and technical support background. Practical knowledge of Journey Builder, Automation Studio, Email Studio, Mobile Studio, and Interaction Studio . Working knowledge of SQL More ❯

Senior Data Scientists / Analysts – SC / DV Cleared – (Military / Veteran-Friendly) — Multiple Openings 🌳 Location: London (Remote & Hybrid options) 🌳 Employment: Permanent 🌳 Clearance: Current SC or DV required 🌳 Make sense of mission-critical data that actually drives decisions. 🌳 Areti Group is partnering with one of the UK’s fastest-growing Series A-funded tech start … sensitive environments. Collaborate across engineering, security, and product teams to deliver at pace and scale. The toolkit you’ll use 🌳 Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch / TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST / JSON, Postman, Flask / FastAPI, Power BI / Tableau, D3.js DevOps & Cloud: CI / CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform / CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A / B testing Data Security & Compliance: Secure SDLC, ISO / NIST, data governance, GDPR-compliant pipelines Collaboration & Control: Git-based workflows, Jira, Confluence, automated testing suites Must-have experience More ❯

Role: Senior AI / ML Scientist – 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 leader, you … 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 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 ❯

Engineer to join our Data and AI team . This role is ideal for someone who has a strong track record of designing, developing, and deploying AI / ML solutions in a business context—from ideation through to production. You will play a pivotal role in shaping and implementing advanced AI-driven insights … that optimize client engagement and campaign performance across digital, CRM, and relationship management channels for our Financial Services client. Key Responsibilities End-to-End AI Solution Delivery: Lead AI / ML initiatives from conceptual design to production deployment, including problem scoping, data acquisition, model development, validation, deployment, and monitoring. AI-Driven Marketing Insights: Develop predictive and generative models to … Deployment & Monitoring: Deploy models using MLOps practices and tools (e.g., MLflow, Airflow, Docker, cloud platforms) ensuring performance, reliability, and governance compliance. Innovation & Research: Stay current on advancements in AI / ML and proactively bring forward new ideas, frameworks, and techniques that can be applied to marketing use cases. Data Strategy: Collaborate with data engineering teams to ensure the availability More ❯

Senior UI Designer Clientside / In-house Up to £70K London / Hybrid (4 days in office) The Company: My client is a global leader in the online learning and immersive education space. They are a fun, purpose-driven, and energetic global community that thrives on continuous learning and fearless innovation. They are now … across teams and functions from creative and copy to tech and product. Present concepts, rationale and outcomes to senior leadership. Must-have hard skills: 5-8 years professional UI / digital design experience. Ecommerce experience highly desirable. Extremely high level of proficiency in design tools and methodologies, including but not limited to Figma, wireframing, workflow diagramming, and prototyping. CMS … butter. You understand user flows, design psychology and an ability to wireframe and design solutions that drive engagement and ecommerce growth. Proven track record designing for A / B tests. Experience with design systems and scaling design across large sites for multiple languages. Must-have soft skills: Concept-to-completion ownership with proactive problem-solving More ❯

Senior Customer Analyst - CDM Location: London Salary: Up to £70,000 + discretionary bonus Benefits: Pension up to 12% (8% employee contribution) We are looking for a Senior Customer Analyst to join a leading global online marketplace. This role focuses on understanding, optimising, and growing the customer base through data-driven insights, particularly … around loyalty, retention, and acquisition. What You'll Do: Analyse customer behaviour across the lifecycle using SQL and modern analytics tools. Deliver actionable insights through dashboards and storytelling (Tableau / Looker). Run and evaluate A / B and multivariate tests to inform marketing and growth strategies. Support growth targets by identifying opportunities to … dashboarding tool. Proven experience with customer analytics projects: single customer view, segmentation, churn, acquisition, LTV. Desirable: Python for stats analysis, experience designing and running A / B tests. Experience in e-commerce or tech environments with modern data stacks is a plus. Find out more and apply via the link below. 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 ❯

develop solutions Generate new ideas from product data and engage in product discovery Define and evaluate product hypotheses in a quantitative manner, such as A / B testing Monitor and evaluate third-party capabilities and lead integration where relevant Drive product decisions using metrics, KPIs, and OKRs to track success and … inform strategy Create product development plans, conduct product-level opportunity assessment, and contribute to business case development Requirements 5+ years in software product development, especially analysis / investigative tools. Experienced with relevant technologies, tools, and platforms, including Agile, Scrum, and other product development methodologies. Strong demonstration of data-driven decision-making and experimentation. Proven competencies in digital product management … Existing knowledge of Publishing industry and workflows is a plus. Work in a way that works for you We promote a healthy work / life balance across the organisation. We offer an appealing working prospect for our people. With numerous wellbeing initiatives, shared parental leave, study assistance and sabbaticals, we will help you More ❯

not providing visa sponsorship. Responsibilities: Accountability for delivering projects from conception to implementation Interview clients intelligently to understand the requirements Manage project timelines, client expectations, and deadlines Ensure a good channel of communication is maintained not only with the client but also with … offshore counterpars Demonstrate assertiveness during client conversations Create smart & impactful PowerPoint Presentations Present the results to the clients in a professional manner and discuss further opportunities within / outside the project Ensure documentation for all projects Knowledge of stats, dashboarding, RCA, Business Analytics, and common modeling algorithms such as Regression, Decision Trees, Random Forest, K-means, etc. … Excellent communication skills External Skills And Expertise: SQL Python A / B Testing or Hypothesis Testing Marketing Analytics / Customer Journey Analytics / Market Mix Modeling, Stakeholder Management 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, they’ve helped millions of customers move smarter while cutting thousands of … tonnes of carbon each year. Now, they’re looking for a creative Content Marketing Manager to join their London team and shape the voice of a brand that’s as bold as it is responsible. The Content Marketing Manager will develop and deliver engaging digital content across multiple touchpoints, champion the brand’s story, and build … 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 ❯

and hit apply to be considered. Up to £50,000 + attractive bonus! Private healthcare | 25 days holiday + bank hols | Excellent benefits Hybrid – Newbury, Berkshire (3 days office / 2 days WFH) - has sites in Notts, Newcastle and Tankersley if preferred My client is seeking a performance-driven Paid Social Specialist to run high-impact LinkedIn … Run structured testing on ads and landing pages to lift conversion and pipeline quality. Partner with the Head of Digital Acquisition on smart budget allocation by region / product. Brief and collaborate with content / design to deliver on-goal creative. Report against CTR, CPL, lead quality, pipeline contribution and ROI. Stay ahead of platform updates … algorithms and best practice to keep performance sharp. What we're looking for 3–5 years' hands-on B2B paid social experience (SaaS / tech ideal). Deep knowledge of LinkedIn Ads Manager and Meta Business Suite. Strong grasp of audience strategy, creative best practice and measurement. Confident translating data into clear actions and iterations. Comfortable in cross-functional More ❯

Content Creator Location: Milton Keynes / Hybrid Salary: £35,000 About the Role My client, a fast-growing SaaS company, is seeking a Content Creator to join their marketing team. This role focuses on producing high-quality content that drives brand awareness, engages prospects, and supports lead generation. The successful candidate will create content across … or Webflow. Familiarity with email marketing platforms : HubSpot, Mailchimp, ActiveCampaign. Understanding of SEO best practices , Google Analytics , and content performance tracking. Basic knowledge of marketing automation , A / B testing, and campaign analytics. Video / photo editing skills a plus ( Premiere Pro, After Effects, Canva Video ). Comfortable using collaboration … / project management tools ( Asana, ClickUp, Trello ). Candidate Profile 1+ years' experience in content creation, marketing, or communications, ideally within B2B or SaaS. Highly organised, proactive, and able to manage multiple projects in a fast-paced environment. Strong research skills with the ability to turn complex topics into clear, engaging content. Collaborative, working effectively with marketing 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 ❯

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 ❯

About Eucalyptus At Eucalyptus, we’re on a bold mission to make good health last a lifetime by combining cutting-edge technology, clinical expertise, and personalised care. In the UK, we’ve quadrupled our business size and earned selective NICE endorsement for our holistic approach to obesity management. Globally, we’ve increased revenue by over … in fast-paced, evolving environments. Experience recruiting and building world class, high performing engineering teams A proven ability of balancing rapid experimentation analytics, and A / B testing with thoughtful execution consistently delivering impactful results.. Experience bridging technical delivery and growth marketing, aligning cross-functional teams around shared goals Comfortable designing … at navigating uncertainty and shifting priorities while inspiring and motivating your team. Hands-on experience in at least one part of our stack is essential: Mobile: React Native, iOS / Android Web Frontend: React, TypeScript, Apollo, Tailwind Backend: TypeScript, Go, GraphQL, PostgreSQL, gRPC Hosting: GCP, AWS Above all, you bring strong commercial insight and a collaborative mindset More ❯

SENIOR CUSTOMER ANALYST SALARY UP TO £70,000 LONDON We’re looking for a Senior Customer Analyst to work with a global business within the food ordering marketplace to focus on understanding, optimising, growing and extracting value out of their customer base. THE ROLE AND RESPONSIBILITIES: You’ll work on maximising the current value of the … in a clear and impactful way that drives action. Optimization & Experimentation : Continuously explore new opportunities to deepen understanding of customer behaviour through advanced analytics, A / B testing, and experimentation. YOUR SKILLS AND RESPONSIBILITES: Customer & Lifecycle Analytics: Hands-on experience in customer and lifecycle analytics, particularly within B2C, subscription-based, or … considered an advantage. Data Visualization: Proficient in using tools such as Tableau and Looker to create compelling, actionable visual insights. Stakeholder Communication : Skilled at presenting complex findings in a clear, accessible manner to both technical and non-technical audiences. Customer Metrics Expertise: Deep understanding of core customer KPIs including retention, lifetime value (LTV), churn, and their underlying drivers. More ❯

Data Scientist – Marketing Analytics 3-Month Contract £480 Per Day Outside IR35 Our client is a rapidly growing business operating in over 80 countries. The data science function is relatively new and plays a pivotal role in measuring marketing effectiveness and refining campaign strategies across global markets. We are looking for a Data Scientist … Key Responsibilities: Lead Marketing Mix Modelling (MMM) initiatives to evaluate campaign effectiveness using tools such as Robyn (Meta) and Meridian (Google). Finalise and implement the A / B testing framework, ensuring robust experiment design and causal impact measurement. Automate modelling pipelines to streamline marketing analytics processes. Work hands-on with complex, incomplete … commercial experience in data science , preferably in eCommerce or marketing analytics. Strong hands-on experience with Databricks, SQL, Python, and PySpark ; knowledge of R and dashboarding tools is a plus. Proven experience with causal inference, MMM modelling, and experimentation . Strong analytical and problem-solving skills with the ability to work independently. Excellent communication skills to explain complex More ❯