451 to 475 of 577 Permanent A/B Testing Jobs

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

About Aero A digital experience company, we sit at the intersection of insights, creativity and technology, crafting digital experiences that transform business performance. We’re a small, fully remote team with big ambitions. We work hands-on with our clients, giving our teams genuine ownership of their work. Every project you touch will be seen by … browser APIs Familiarity with progressive enhancement principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end / full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A / B tests Experience building with a headless CMS Previous agency experience, delivering websites for multiple clients Deep knowledge in one or more areas such as animation, performance, or accessibility Benefits Fully remote, forever - work from anywhere in the UK, with flexible hours Personal development time and budget to help you hone your More ❯

of UX, accessibility, and responsive design. Desirable CRM or marketing automation integration experience (Dynamics 365, ClickDimensions). Cloud hosting, domain management, and security familiarity. Exposure to A / B testing (Optimizely, VWO) and Power BI reporting. Experience in B2B SaaS, EdTech, or public-sector technology. More ❯

BettingJobs are working with a diverse payments solution provider who offer seamless transactions and worldwide acceptance is searching fora Growth Marketing Manager to join their team based remotely in the UK. Responsibilities: Plan and execute integrated marketing campaigns across email, paid media, LI, and events Collaborate with the Marketing Director and … Sales on the execution of ABM programs to target and engage high-value accounts in iGaming and more, including outbound coordination and lead nurturing flows Use A / B testing and data-led decision-making to continuously improve creative, messaging and conversion across landing pages, lead forms and nurture flows Work closely with … design team on creative assets and design execution, adhering to brand guidelines Requirements: 4+ years in B2B SaaS marketing with proven experience in growth and demand generation roles A relevant marketing degree or equivalent Strong understanding of payments, PSPs, or payment orchestration Hands-on experience with HubSpot, Google Analytics, LI Campaign Manager Skilled in campaign planning, digital targeting More ❯

personalised coaching. Our approach uses multiple AI agents to assess skills, provide adaptive feedback, and create immersive practice scenarios for presentation skills, interviews, and storytelling. Role We need a genuinely full-stack engineer who can build from the UI to the AI layer without hand-offs. You'll personally implement React components for voice capture, build the APIs … these domains. Critical Requirement: True Full-Stack + AI Capability This role requires equal strength across three domains: ● Frontend (40%): Building polished, interactive UIs that handle real-time voice / video ● Backend (30%): Designing APIs, data models, and infrastructure ● AI Orchestration (30%): Implementing multi-agent systems and prompt engineering Core Responsibilities AI Agent Architecture ● Implement multi-agent systems using … with real users (university students) ● Build responsive web interfaces for learning flows and practice simulations ● Create assessment rubrics and scoring systems aligned with pedagogical frameworks ● Implement A / B testing for comparing learning approaches Technical Infrastructure ● Set up robust API integrations with LLM providers (OpenAI, Anthropic, etc.) ● Design data capture systems for measuring More ❯

the UKs job market, we had a key role in facilitating millions of job placements across various sectors and industries. We are seeking an SEO Manager (f / m / d) to join our international SEO team of five, based in either London or Dsseldorf. We are proud to be part of The Stepstone Group, a … manage a prioritised backlog of performance improvement initiatives, driving investment cases from discovery to scale Run experiments to validate SEO performance hypotheses, including SEO A / B tests and custom frameworks Leverage your technical and analytical expertise to identify performance improvement opportunities, acquiring data where necessary and combining datasets to generate new insights … of tools for all main SEO research, reporting, and diagnostic use cases (e.g., keyword research, competitor analysis, bot analysis, scraping, auditing, traffic analysis, analytics, etc.) Awareness of emerging LLM / Search landscape and GEO opportunities Detailed understanding of datasets relevant to the SEO ecosystem Basic proficiency in SQL and Python Additional Information Were a community here that More ❯

Job Title: Analytics Engineer 💰 Salary: ~£65-80k (+ generous equity 📈) 📍 Location: West London (2-3 office days / week) 🐶 Industry : animal welfare 🤑 Funding : $500m+ total funding (Series E) 🌴 Benefits include: 2 months fully remote working every year 5 wellbeing days (effectively extra annual leave) + 25 days AL Private medical & dental Paid sabbaticals Enhanced maternity & paternity leave This … Python strong engineering mindset, with focus on reproducibility, reliability, optimisation and model performance 👍 Bonus points for experience with: Snowflake Looker AWS product analytics subscription models experimentation & A / B testing 🛂 Please note : unfortunately these roles do not offer VISA sponsorship. More ❯

Job Title: Analytics Engineer 💰 Salary: ~£65-80k (+ generous equity 📈) 📍 Location: West London (2-3 office days / week) 🐶 Industry : animal welfare 🤑 Funding : $500m+ total funding (Series E) 🌴 Benefits include: 2 months fully remote working every year 5 wellbeing days (effectively extra annual leave) + 25 days AL Private medical & dental Paid sabbaticals Enhanced maternity & paternity leave This … Python strong engineering mindset, with focus on reproducibility, reliability, optimisation and model performance 👍 Bonus points for experience with: Snowflake Looker AWS product analytics subscription models experimentation & A / B testing 🛂 Please note : unfortunately these roles do not offer VISA sponsorship. More ❯

Job Title: Analytics Engineer Salary: £65-80k (+ generous equity ) Location: West London (2-3 office days / week) Industry : animal welfare Funding : $500m+ total funding (Series E) Benefits include: 2 months fully remote working every year 5 wellbeing days (effectively extra annual leave) + 25 days AL Private medical & dental Paid sabbaticals Enhanced maternity & paternity leave This … Python strong engineering mindset, with focus on reproducibility, reliability, optimisation and model performance Bonus points for experience with: Snowflake Looker AWS product analytics subscription models experimentation & A / B testing Please note : unfortunately these roles do not offer VISA sponsorship. More ❯

Job Title: Analytics Engineer 💰 Salary: ~£65-80k (+ generous equity 📈) 📍 Location: West London (2-3 office days / week) 🐶 Industry : animal welfare 🤑 Funding : $500m+ total funding (Series E) 🌴 Benefits include: 2 months fully remote working every year 5 wellbeing days (effectively extra annual leave) + 25 days AL Private medical & dental Paid sabbaticals Enhanced maternity & paternity leave This … Python strong engineering mindset, with focus on reproducibility, reliability, optimisation and model performance 👍 Bonus points for experience with: Snowflake Looker AWS product analytics subscription models experimentation & A / B testing 🛂 Please note : unfortunately these roles do not offer VISA sponsorship. More ❯

Job Title: Analytics Engineer 💰 Salary: ~£65-80k (+ generous equity 📈) 📍 Location: West London (2-3 office days / week) 🐶 Industry : animal welfare 🤑 Funding : $500m+ total funding (Series E) 🌴 Benefits include: 2 months fully remote working every year 5 wellbeing days (effectively extra annual leave) + 25 days AL Private medical & dental Paid sabbaticals Enhanced maternity & paternity leave This … Python strong engineering mindset, with focus on reproducibility, reliability, optimisation and model performance 👍 Bonus points for experience with: Snowflake Looker AWS product analytics subscription models experimentation & A / B testing 🛂 Please note : unfortunately these roles do not offer VISA sponsorship. More ❯

Job Title: Analytics Engineer 💰 Salary: ~£65-80k (+ generous equity 📈) 📍 Location: West London (2-3 office days / week) 🐶 Industry : animal welfare 🤑 Funding : $500m+ total funding (Series E) 🌴 Benefits include: 2 months fully remote working every year 5 wellbeing days (effectively extra annual leave) + 25 days AL Private medical & dental Paid sabbaticals Enhanced maternity & paternity leave This … Python strong engineering mindset, with focus on reproducibility, reliability, optimisation and model performance 👍 Bonus points for experience with: Snowflake Looker AWS product analytics subscription models experimentation & A / B testing 🛂 Please note : unfortunately these roles do not offer VISA sponsorship. More ❯

Values and Leadership Agreements, we foster an open culture where everyone belongs, differences are celebrated and know that when one of us wins, we all win. We provide a full benefits package, including exciting travel perks, generous time-off, parental leave, a flexible work model (with some pretty cool offices), and career development resources, all to … applications within Expedia Group's B2B arm. Contribute to building and enhancing end-to-end ML solutions, from data preprocessing to production deployment. Design and run A / B tests and experiments to continuously improve algorithm performance. Stay current with the latest ML techniques and contribute to the team's technical capabilities. Collaborate with cross … audiences and work across the tech stack to deploy models. Experience and qualifications: You hold a Ph.D. (preferred) or Master's in Computer Science , Machine Learning, Mathematics / Statistics, or a related field. You have 2 years of industry experience applying ML to real-world problems (desirable but not required ). You possess a More ❯

Our Product Management team drives product initiatives from inception through execution, makes impacts and launches products / features across our global footprint. We collaborate closely with engineers, designers, analysts, marketers, and other cross functional team members to ship remarkable features and products. Our Subscriptions team is focused on expanding recurring revenue streams and improving customer lifetime value by designing … This is a unique opportunity for someone with vision to architect and manage an industry changing platform. You will be able to drive impact and launch products / features across our global footprint. You will collaborate closely with engineers, designers, analysts, marketers, and other cross functional team members to ship remarkable features and products. Job Responsibilities Own … the end to end strategy, P&L, and success metrics for all subscription and membership offerings. Define, execute, and analyze A / B tests across pricing, feature gating, trial periods, and payment flows to continually improve conversion and retention metrics. Create and maintain the team's roadmap, milestones, and dependencies with strategic priorities in mind. More ❯

prospecting with playbook building, experimentation, and cross-functional orchestration. RESPONSIBILITIES Own outbound pipeline creation: hit monthly meeting and Sales accepted opportunities targets and quarterly pipeline goals for priority ICPs / segments. Prospect into target accounts : research, build lists, and multi-thread into HR, IT, and Operations leaders across enterprise / upper mid-market. Run outbound campaigns end-to … end: write sequences, call, email, LinkedIn / video, and A / B test messaging, report results and iterate. Qualify rigorously : use MEDDICC to confirm pain, impact, authority, and next steps, convert first meetings to SAOs. Book and hold meetings : secure time with decision makers, drive confirmations / reminders, and recover no shows quickly. … ensure smooth transitions to AEs. Build playbooks & enablement : codify talk tracks, objections, triggers, and outreach templates, mentor junior BDRs. Maintain clean data & tooling : keep CRM (HubSpot) accurate, update fields / activities, and collaborate with Sales Team Lead on dashboards. Feed market intelligence : capture competitive insights, buyer triggers, and product feedback to Sales, Marketing, and Product. WHAT YOU’LL BRING More ❯

prospecting with playbook building, experimentation, and cross-functional orchestration. RESPONSIBILITIES Own outbound pipeline creation: hit monthly meeting and Sales accepted opportunities targets and quarterly pipeline goals for priority ICPs / segments. Prospect into target accounts : research, build lists, and multi-thread into HR, IT, and Operations leaders across enterprise / upper mid-market. Run outbound campaigns end-to … end: write sequences, call, email, LinkedIn / video, and A / B test messaging, report results and iterate. Qualify rigorously : use MEDDICC to confirm pain, impact, authority, and next steps, convert first meetings to SAOs. Book and hold meetings : secure time with decision makers, drive confirmations / reminders, and recover no shows quickly. … ensure smooth transitions to AEs. Build playbooks & enablement : codify talk tracks, objections, triggers, and outreach templates, mentor junior BDRs. Maintain clean data & tooling : keep CRM (HubSpot) accurate, update fields / activities, and collaborate with Sales Team Lead on dashboards. Feed market intelligence : capture competitive insights, buyer triggers, and product feedback to Sales, Marketing, and Product. WHAT YOU’LL BRING More ❯

Salary: .000 € per year Requirements: What you will need to succeed: PhD or MS in Computer Science, Data Science, Statistics or a related quantitative field with scientific background and with 5+ years of relevant experience Strong expertise in data science, Bayesian modeling, probabilistic programming, and uncertainty quantification Hands-on experience with neural network analysis, deep learning frameworks (e.g. … PyTorch), and model evaluation Proficiency in Python, R, SQL, and data engineering tools such as Spark or Apache Beam and experience in designing, executing, and analyzing A / B tests Ability to develop and optimize ETL pipelines for large-scale data processing Solid understanding of causal inference, time series forecasting, and statistical modeling Hands-on … cloud computing platforms (e.g., AWS, GCP, Azure) and big data tools Knowledge in natural language processing (NLP), reinforcement learning, and graph analytics is preferable Responsibilities: Position Description As a Senior Data Scientist at Cinemo, you will drive data-driven decision-making through cross-functional collaboration on several topics. This role requires a deep understanding of statistics More ❯

We're looking for a freelance digital marketing specialist to join me on a part-time basis (2-3 days a week). My consultancy works with a range of brilliant, long-term clients - people and businesses who value quality work and genuine collaboration. This isn't a role for … and PPC campaigns across Google, Meta, and LinkedIn. Improving conversion rates through smart testing, data-led insights, and better landing pages. Creating ad designs and visuals (Canva / Figma) and writing compelling copy for ads and emails. Supporting email marketing campaigns in HubSpot and Customer.io - from setup to reporting. Overseeing digital marketing projects from strategy to execution … on skills across: Google Ads, Meta Ads, LinkedIn Ads HubSpot , Customer.io Canva and Figma for creative work A strong grasp of CRO principles and A / B testing. Excellent copywriting for digital channels. Someone who's organised, proactive, and thrives in a fast-moving environment. Nice to have Experience in B2B More ❯

E-commerce Data Analyst £55,000 base + strong benefits London (Hybrid, 2 days in Oval + flexibility abroad) Harnham have partnered with a high-growth consumer brand on a mission to disrupt the personal care space. Launched in 2020, they’ve quickly become one of Europe’s fastest-growing start-ups, already known for their … refillable, natural products and commitment to sustainability. They’re now looking for a talented E-commerce Data Analyst to join their team and help power growth through data. What you’ll be doing: Partnering with Performance & Influencer Marketing teams to measure spend, CAC … LTV, and campaign effectiveness Building dashboards and reports in ThoughtSpot Using SQL and dbt to model new data sources and improve reporting accuracy Supporting attribution modelling, A / B test reporting, customer segmentation, and LTV analysis Working cross-functionally to integrate new tools, streamline influencer processes, and improve marketing workflows Requirements: Strong SQL (complex joins More ❯