76 to 100 of 215 A/B Testing Jobs in London

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 ❯

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 ❯

We are partnered with a growing FMCG business who are looking for a Commercial Analyst, with deep experience within the Amazon seller ecosystem. You will work with a talented team across the business on driving the ecommerce agenda. This is not a business reporting or data quality role, it is a business partnering role where you work with commercial and trading teams to find opportunities to improve top and bottom line performance. The ideal candidate will have a good understanding of D2C ecommerce ecosystem with in depth skills in Amazon and Shopify tools. You’ll be able to blend different data sources together to make recommendations that … shopify tools and systems. Demonstrated skill set in commercial problem solving, curiosity and flowing between strategy and operational opportunities. Comfortable in analysing digital methodologies such as A / B testing. Play a role in overseeing how tests are set up to ensure robust outcomes Strong communication and teamwork skills to collaborate with cross More ❯

We are partnered with a growing FMCG business who are looking for a Commercial Analyst, with deep experience within the Amazon seller ecosystem. You will work with a talented team across the business on driving the ecommerce agenda. This is not a business reporting or data quality role, it is a business partnering role where you work with commercial and trading teams to find opportunities to improve top and bottom line performance. The ideal candidate will have a good understanding of D2C ecommerce ecosystem with in depth skills in Amazon and Shopify tools. You’ll be able to blend different data sources together to make recommendations that … shopify tools and systems. Demonstrated skill set in commercial problem solving, curiosity and flowing between strategy and operational opportunities. Comfortable in analysing digital methodologies such as A / B testing. Play a role in overseeing how tests are set up to ensure robust outcomes Strong communication and teamwork skills to collaborate with cross 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 ❯

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 ❯

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 ❯

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 ❯

Job Title : Salesforce Marketing Automation Developer Location : London - Primarily Remote with Occasional Travel Salary : £35K - £40K DOE Are you ready to make a difference in the world of marketing? Do you have a passion for driving impactful campaigns through automation? If you're excited about leveraging your expertise to support growth and engagement goals, we want … that convert leads into loyal customers. Data-Driven Strategy: Manage segmentation, ensure data hygiene, and analyze performance metrics to drive smarter marketing decisions. Continuous Improvement: Implement A / B testing and use performance analytics to refine campaigns and boost engagement. Ensure Compliance: Uphold best practices in data privacy and campaign quality (GDPR, CAN … context. You have proven expertise with Pardot and Marketing Cloud. You possess a strong understanding of Salesforce CRM integration and campaign analytics. You are skilled in HTML / CSS for email and landing page customization. Your analytical mindset allows you to turn data into actionable insights. You excel in project management with a keen attention More ❯

Job Title : Salesforce Marketing Automation Developer Location : London - Primarily Remote with Occasional Travel Salary : £35K - £40K DOE Are you ready to make a difference in the world of marketing? Do you have a passion for driving impactful campaigns through automation? If you're excited about leveraging your expertise to support growth and engagement goals, we want … that convert leads into loyal customers. Data-Driven Strategy: Manage segmentation, ensure data hygiene, and analyze performance metrics to drive smarter marketing decisions. Continuous Improvement: Implement A / B testing and use performance analytics to refine campaigns and boost engagement. Ensure Compliance: Uphold best practices in data privacy and campaign quality (GDPR, CAN … context. You have proven expertise with Pardot and Marketing Cloud. You possess a strong understanding of Salesforce CRM integration and campaign analytics. You are skilled in HTML / CSS for email and landing page customization. Your analytical mindset allows you to turn data into actionable insights. You excel in project management with a keen attention More ❯

About Us Hey there! We’re 5mins.ai, and we’re on a mission to make learning at work fast, fun, and impactful. Our bite-sized training platform helps employees and teams become better, happier, and more successful - through short, gamified lessons that actually stick. We’re the team that previously built Perkbox, UK’s best-known employee experience … offices in London and Porto, with team members across France, Spain, and Argentina. This role is based in London. Learn more: www.5mins.ai The Opportunity We’re looking for a Growth Marketing Manager with a strong digital-first mindset to supercharge our next phase of expansion. This is not your typical marketing role. It’s about engineering … have proven success managing paid campaigns across Google Ads, LinkedIn Ads, and Meta, driving measurable ROI. You have a strong grasp of funnel optimisation, A / B testing, and conversion rate optimisation. You are skilled in HubSpot and lead generation tools like Apollo.io, Instantly, Clay etc. You are highly data-driven More ❯

About Us Hey there! We’re 5mins.ai, and we’re on a mission to make learning at work fast, fun, and impactful. Our bite-sized training platform helps employees and teams become better, happier, and more successful - through short, gamified lessons that actually stick. We’re the team that previously built Perkbox, UK’s best-known employee experience … offices in London and Porto, with team members across France, Spain, and Argentina. This role is based in London. Learn more: www.5mins.ai The Opportunity We’re looking for a Growth Marketing Manager with a strong digital-first mindset to supercharge our next phase of expansion. This is not your typical marketing role. It’s about engineering … have proven success managing paid campaigns across Google Ads, LinkedIn Ads, and Meta, driving measurable ROI. You have a strong grasp of funnel optimisation, A / B testing, and conversion rate optimisation. You are skilled in HubSpot and lead generation tools like Apollo.io, Instantly, Clay etc. You are highly data-driven More ❯

About Us Hey there! We’re 5mins.ai, and we’re on a mission to make learning at work fast, fun, and impactful. Our bite-sized training platform helps employees and teams become better, happier, and more successful - through short, gamified lessons that actually stick. We’re the team that previously built Perkbox, UK’s best-known employee experience … offices in London and Porto, with team members across France, Spain, and Argentina. This role is based in London. Learn more: www.5mins.ai The Opportunity We’re looking for a Growth Marketing Manager with a strong digital-first mindset to supercharge our next phase of expansion. This is not your typical marketing role. It’s about engineering … have proven success managing paid campaigns across Google Ads, LinkedIn Ads, and Meta, driving measurable ROI. You have a strong grasp of funnel optimisation, A / B testing, and conversion rate optimisation. You are skilled in HubSpot and lead generation tools like Apollo.io, Instantly, Clay etc. You are highly data-driven More ❯

About Us Hey there! We’re 5mins.ai, and we’re on a mission to make learning at work fast, fun, and impactful. Our bite-sized training platform helps employees and teams become better, happier, and more successful - through short, gamified lessons that actually stick. We’re the team that previously built Perkbox, UK’s best-known employee experience … offices in London and Porto, with team members across France, Spain, and Argentina. This role is based in London. Learn more: www.5mins.ai The Opportunity We’re looking for a Growth Marketing Manager with a strong digital-first mindset to supercharge our next phase of expansion. This is not your typical marketing role. It’s about engineering … have proven success managing paid campaigns across Google Ads, LinkedIn Ads, and Meta, driving measurable ROI. You have a strong grasp of funnel optimisation, A / B testing, and conversion rate optimisation. You are skilled in HubSpot and lead generation tools like Apollo.io, Instantly, Clay etc. You are highly data-driven More ❯

schedule daily content across TikTok and Instagram (starting Nov 7) • Reformat raw content into engaging posts (reels, carousels, captions) • Manage content calendar, hooks, and winners from A / B tests • Track micro-boosted posts and recommend optimizations • UGC coordination (upload, cut, tag in Notion) ✅ Campus / Scan Missions Ops • Coordinate street / campus … activations (posters, ambassadors, feedback) • Track metrics: scans, installs, UPCs, referral rates • Organize reporting and pictures / video footage from missions ✅ Creator Seeding & CRM • Reach out to pre-selected nano / micro influencers • Log responses, deliver briefs, collect content, chase repost rights • Maintain creator CRM in Notion • Support with basic seeding comms and tracking ✅ PR Support • Help maintain press … kits, lists, and mini-insights • Follow up with journalists and micro-podcasts • Draft first-line outreach for creator / campus / testimonials ✅ Tracking & Reporting • Support UTM tracking hygiene (naming, short links, tagging) • Help update the performance dashboard weekly (Looker Studio / Notion) • Assist with KPI recaps for founder and investor decks WHAT WE’RE LOOKING FOR Must More ❯

schedule daily content across TikTok and Instagram (starting Nov 7) • Reformat raw content into engaging posts (reels, carousels, captions) • Manage content calendar, hooks, and winners from A / B tests • Track micro-boosted posts and recommend optimizations • UGC coordination (upload, cut, tag in Notion) ✅ Campus / Scan Missions Ops • Coordinate street / campus … activations (posters, ambassadors, feedback) • Track metrics: scans, installs, UPCs, referral rates • Organize reporting and pictures / video footage from missions ✅ Creator Seeding & CRM • Reach out to pre-selected nano / micro influencers • Log responses, deliver briefs, collect content, chase repost rights • Maintain creator CRM in Notion • Support with basic seeding comms and tracking ✅ PR Support • Help maintain press … kits, lists, and mini-insights • Follow up with journalists and micro-podcasts • Draft first-line outreach for creator / campus / testimonials ✅ Tracking & Reporting • Support UTM tracking hygiene (naming, short links, tagging) • Help update the performance dashboard weekly (Looker Studio / Notion) • Assist with KPI recaps for founder and investor decks WHAT WE’RE LOOKING FOR Must 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 ❯

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 ❯

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 ❯

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 ❯

KPIs across all channels, measuring campaign effectiveness and ROI. Provide actionable recommendations and insights to improve campaign performance and audience targeting & segmentation. Design, implement, and analyse A / B tests and other experience to validate performance strategies. Develop dashboards and reports to ensure that global stakeholders are clear on campaign outcomes and performance. Collaborate closely … have Experience using marketing automation platforms such as a Salesforce Marketing Cloud, Adobe Campaign, SAS 360 or similar. Worked on the optimisation of marketing campaigns across CRM / email / SMS / push. Knowledge of campaign analytics tools such as Google Analytics 4, Adobe Analytics, SAS 360 or similar. An analytical and problem solving-mindset … days holiday + bank holidays. An extra day off for moving to a new house 2 days off for your wedding 3 days off for charity / community days. Private healthcare and medical cashback plan. Perkbox. Competitive pension plan. Virgin gym membership. Match Digital specialises in connecting talented individuals with businesses in the digital, tech, media and More ❯