551 to 575 of 591 A/B Testing Jobs

Head of eCommerce 6 month FTC £90,000-£110,000 per annum (or day rate equivalent) London Hybrid (2 days in office) Our client is a household name in online gifting, known for connecting people through creativity, innovation, and heartfelt moments. As they head into peak trading season, they're seeking an accomplished Head of eCommerce to lead … Marketing, Product, and Commercial teams to maximise conversion and trading performance. - Oversee content, pricing, and promotional execution to drive sales and customer engagement. - Analyse trading data, A / B tests, and customer journeys to identify opportunities for continuous improvement. - Provide leadership, clarity, and direction to a small cross-functional team, maintaining high standards … Love It - Hybrid working model for better balance and flexibility. - Opportunity to shape online trading strategy during key retail events. - Supportive, collaborative environment focused on innovation and results. - A role that combines creative freedom with measurable commercial impact. Apply today to take your career to the next level with a forward-thinking employer committed to equal More ❯

Head of eCommerce 6 month FTC £90,000-£110,000 per annum (or day rate equivalent) London Hybrid (2 days in office) Our client is a household name in online gifting, known for connecting people through creativity, innovation, and heartfelt moments. As they head into peak trading season, they're seeking an accomplished Head of eCommerce to lead … Marketing, Product, and Commercial teams to maximise conversion and trading performance. - Oversee content, pricing, and promotional execution to drive sales and customer engagement. - Analyse trading data, A / B tests, and customer journeys to identify opportunities for continuous improvement. - Provide leadership, clarity, and direction to a small cross-functional team, maintaining high standards … Love It - Hybrid working model for better balance and flexibility. - Opportunity to shape online trading strategy during key retail events. - Supportive, collaborative environment focused on innovation and results. - A role that combines creative freedom with measurable commercial impact. Apply today to take your career to the next level with a forward-thinking employer committed to equal More ❯

Senior Data Analyst (Marketing) Hybrid, UK We're working with a leading global fintech that's growing fast and they're searching for a Senior Data Analyst (Marketing) to help shape data-driven decisions across their digital marketing ecosystem. This is your chance to join a cross-functional team driving customer growth, product adoption … or performance marketing Advanced SQL and experience with tools like DBT or Airflow Hands-on experience with marketing analytics tools (GA, Amplitude, Optimizely, etc.) Confident running A / B tests , building attribution models, and defining marketing KPIs Skilled with visualisation platforms (Looker preferred) Strong communicator who can influence decisions and tell stories with data Why More ❯

Senior Data Analyst (Marketing) | Hybrid, UK We’re working with a leading global fintech that’s growing fast and they’re searching for a Senior Data Analyst (Marketing) to help shape data-driven decisions across their digital marketing ecosystem. This is your chance to join a cross-functional team driving customer growth, product adoption … or performance marketing Advanced SQL and experience with tools like DBT or Airflow Hands-on experience with marketing analytics tools (GA, Amplitude, Optimizely, etc.) Confident running A / B tests , building attribution models, and defining marketing KPIs Skilled with visualisation platforms (Looker preferred) Strong communicator who can influence decisions and tell stories with data Why More ❯

Senior Data Analyst (Marketing) | Hybrid, UK We’re working with a leading global fintech that’s growing fast and they’re searching for a Senior Data Analyst (Marketing) to help shape data-driven decisions across their digital marketing ecosystem. This is your chance to join a cross-functional team driving customer growth, product adoption … or performance marketing Advanced SQL and experience with tools like DBT or Airflow Hands-on experience with marketing analytics tools (GA, Amplitude, Optimizely, etc.) Confident running A / B tests , building attribution models, and defining marketing KPIs Skilled with visualisation platforms (Looker preferred) Strong communicator who can influence decisions and tell stories with data Why More ❯

Senior Data Analyst (Marketing) | Hybrid, UK We’re working with a leading global fintech that’s growing fast and they’re searching for a Senior Data Analyst (Marketing) to help shape data-driven decisions across their digital marketing ecosystem. This is your chance to join a cross-functional team driving customer growth, product adoption … or performance marketing Advanced SQL and experience with tools like DBT or Airflow Hands-on experience with marketing analytics tools (GA, Amplitude, Optimizely, etc.) Confident running A / B tests , building attribution models, and defining marketing KPIs Skilled with visualisation platforms (Looker preferred) Strong communicator who can influence decisions and tell stories with data Why More ❯

Senior Data Analyst (Marketing) | Hybrid, UK We’re working with a leading global fintech that’s growing fast and they’re searching for a Senior Data Analyst (Marketing) to help shape data-driven decisions across their digital marketing ecosystem. This is your chance to join a cross-functional team driving customer growth, product adoption … or performance marketing Advanced SQL and experience with tools like DBT or Airflow Hands-on experience with marketing analytics tools (GA, Amplitude, Optimizely, etc.) Confident running A / B tests , building attribution models, and defining marketing KPIs Skilled with visualisation platforms (Looker preferred) Strong communicator who can influence decisions and tell stories with data Why More ❯

Senior Data Analyst (Marketing) | Hybrid, UK We’re working with a leading global fintech that’s growing fast and they’re searching for a Senior Data Analyst (Marketing) to help shape data-driven decisions across their digital marketing ecosystem. This is your chance to join a cross-functional team driving customer growth, product adoption … or performance marketing Advanced SQL and experience with tools like DBT or Airflow Hands-on experience with marketing analytics tools (GA, Amplitude, Optimizely, etc.) Confident running A / B tests , building attribution models, and defining marketing KPIs Skilled with visualisation platforms (Looker preferred) Strong communicator who can influence decisions and tell stories with data Why More ❯

Insight Analyst Nottingham (2x Days Per Month) £40,000-£45,000 The Company A high-growth financial services business is looking for a commercially minded Insight Analyst to join their team; this dynamic opportunity offers you the chance to work with marketing, pricing, and product teams to optimise performance and support business growth! The Role As … new credit lines Optimising acquisition across paid, SMS, organic, and lead-gen channels Managing and evaluating relationships with lead generation brokers and third-party providers Running A / B tests and measuring marketing ROI Developing dashboards and reporting tools to support stakeholders Supporting strategic initiatives as the company launches new products and scales Your Skills … Experience SQL Some Python / R preferred but not essential The Benefits £40,000-£45,000 How To Apply Please register your interest by sending your CV to Adam Osborne at Harnham via the Apply link on this page More ❯

Senior Data Analyst - Dating App Location: London (Hybrid) Salary: £55,000 - £60,000 We are looking for a Senior Data Analyst to join our fast-growing dating product team. In this role, you'll drive insights that directly shape product strategy, user experience, and feature development. Key … Responsibilities Own analysis of key dating funnel metrics (sign-ups, matches, retention, conversions). Build dashboards to track engagement and performance across markets. Design and analyse A / B tests to validate new product features. Provide clear insights that influence product, marketing, and leadership decisions. Ideal Candidate 8+ years' experience in data analytics, ideally in More ❯

bridging tech teams and business goals to ship seamless experiences? Ready to support the evolution of one of the UK's fastest-scaling digital storage platforms? THE COMPANY A leading UK digital storage innovator combining physical sites with on-demand, tech-enabled collection and delivery. Backed by multi-million-pound investment, we're building the smartest, most trusted … turning customer feedback into practical, shippable solutions. • Support a 12-month roadmap blending quick wins with game-changing initiatives • Run discovery: user interviews, prototypes, A / B tests to nail customer needs • Support cross-functional squads (engineers, designers, ops) in 2-week sprints • Track KPIs like conversion, NPS, churn, and cost-per-order … base (flex for proven leaders) • Hybrid (3 days in, 2 from home - central London, 5-min from station) • Private health, pension matching, staff discounts, Perks at Work • Summer / winter parties, Tuesday breakfasts, Cake Wednesdays, Thursday drinks • Equity upside as we expand nationwide and into B2B More ❯

bridging tech teams and business goals to ship seamless experiences? Ready to support the evolution of one of the UK’s fastest-scaling digital storage platforms? THE COMPANY A leading UK digital storage innovator combining physical sites with on-demand, tech-enabled collection and delivery. Backed by multi-million-pound investment, we’re building the smartest, most trusted … turning customer feedback into practical, shippable solutions. • Support a 12-month roadmap blending quick wins with game-changing initiatives • Run discovery: user interviews, prototypes, A / B tests to nail customer needs • Support cross-functional squads (engineers, designers, ops) in 2-week sprints • Track KPIs like conversion, NPS, churn, and cost-per-order … base (flex for proven leaders) • Hybrid (3 days in, 2 from home – central London, 5-min from station) • Private health, pension matching, staff discounts, Perks at Work • Summer / winter parties, Tuesday breakfasts, Cake Wednesdays, Thursday drinks • Equity upside as we expand nationwide and into B2B . More ❯

bridging tech teams and business goals to ship seamless experiences? Ready to support the evolution of one of the UK’s fastest-scaling digital storage platforms? THE COMPANY A leading UK digital storage innovator combining physical sites with on-demand, tech-enabled collection and delivery. Backed by multi-million-pound investment, we’re building the smartest, most trusted … turning customer feedback into practical, shippable solutions. • Support a 12-month roadmap blending quick wins with game-changing initiatives • Run discovery: user interviews, prototypes, A / B tests to nail customer needs • Support cross-functional squads (engineers, designers, ops) in 2-week sprints • Track KPIs like conversion, NPS, churn, and cost-per-order … base (flex for proven leaders) • Hybrid (3 days in, 2 from home – central London, 5-min from station) • Private health, pension matching, staff discounts, Perks at Work • Summer / winter parties, Tuesday breakfasts, Cake Wednesdays, Thursday drinks • Equity upside as we expand nationwide and into B2B . More ❯

bridging tech teams and business goals to ship seamless experiences? Ready to support the evolution of one of the UK’s fastest-scaling digital storage platforms? THE COMPANY A leading UK digital storage innovator combining physical sites with on-demand, tech-enabled collection and delivery. Backed by multi-million-pound investment, we’re building the smartest, most trusted … turning customer feedback into practical, shippable solutions. • Support a 12-month roadmap blending quick wins with game-changing initiatives • Run discovery: user interviews, prototypes, A / B tests to nail customer needs • Support cross-functional squads (engineers, designers, ops) in 2-week sprints • Track KPIs like conversion, NPS, churn, and cost-per-order … base (flex for proven leaders) • Hybrid (3 days in, 2 from home – central London, 5-min from station) • Private health, pension matching, staff discounts, Perks at Work • Summer / winter parties, Tuesday breakfasts, Cake Wednesdays, Thursday drinks • Equity upside as we expand nationwide and into B2B More ❯

bridging tech teams and business goals to ship seamless experiences? Ready to support the evolution of one of the UK’s fastest-scaling digital storage platforms? THE COMPANY A leading UK digital storage innovator combining physical sites with on-demand, tech-enabled collection and delivery. Backed by multi-million-pound investment, we’re building the smartest, most trusted … turning customer feedback into practical, shippable solutions. • Support a 12-month roadmap blending quick wins with game-changing initiatives • Run discovery: user interviews, prototypes, A / B tests to nail customer needs • Support cross-functional squads (engineers, designers, ops) in 2-week sprints • Track KPIs like conversion, NPS, churn, and cost-per-order … base (flex for proven leaders) • Hybrid (3 days in, 2 from home – central London, 5-min from station) • Private health, pension matching, staff discounts, Perks at Work • Summer / winter parties, Tuesday breakfasts, Cake Wednesdays, Thursday drinks • Equity upside as we expand nationwide and into B2B More ❯

bridging tech teams and business goals to ship seamless experiences? Ready to support the evolution of one of the UK’s fastest-scaling digital storage platforms? THE COMPANY A leading UK digital storage innovator combining physical sites with on-demand, tech-enabled collection and delivery. Backed by multi-million-pound investment, we’re building the smartest, most trusted … turning customer feedback into practical, shippable solutions. • Support a 12-month roadmap blending quick wins with game-changing initiatives • Run discovery: user interviews, prototypes, A / B tests to nail customer needs • Support cross-functional squads (engineers, designers, ops) in 2-week sprints • Track KPIs like conversion, NPS, churn, and cost-per-order … base (flex for proven leaders) • Hybrid (3 days in, 2 from home – central London, 5-min from station) • Private health, pension matching, staff discounts, Perks at Work • Summer / winter parties, Tuesday breakfasts, Cake Wednesdays, Thursday drinks • Equity upside as we expand nationwide and into B2B More ❯

ANALYST UP TO £85,000 LONDON THE COMPANY: This fast-growing tech business is in an exciting phase of growth and investing heavily in data. They’re on a mission to put actionable insight at the heart of every decision, empowering teams to better understand their members, partners and products. THE ROLE: As a Senior Product … industry trends, championing a unified approach to data. YOUR SKILLS AND EXPERIENCE: Significant experience working with data in an analytical role, ideally in a consumer / tech company. Proficiency in SQL, dbt, Python, R and BI tools such as Looker, Lightdash or Tableau. Ability to translate business problems into analytical tasks and communicate insights clearly … at all levels. AB testing / experimentation experience Strong data storytelling and presentation skills to build convincing, data-led arguments. A self-starter who’s curious about user behaviour, detail-oriented and collaborative. WHY APPLY? Shape the future of product analytics in a fast-scaling tech business. Work on a variety More ❯

ANALYST UP TO £85,000 LONDON THE COMPANY: This fast-growing tech business is in an exciting phase of growth and investing heavily in data. They’re on a mission to put actionable insight at the heart of every decision, empowering teams to better understand their members, partners and products. THE ROLE: As a Senior Product … industry trends, championing a unified approach to data. YOUR SKILLS AND EXPERIENCE: Significant experience working with data in an analytical role, ideally in a consumer / tech company. Proficiency in SQL, dbt, Python, R and BI tools such as Looker, Lightdash or Tableau. Ability to translate business problems into analytical tasks and communicate insights clearly … at all levels. AB testing / experimentation experience Strong data storytelling and presentation skills to build convincing, data-led arguments. A self-starter who’s curious about user behaviour, detail-oriented and collaborative. WHY APPLY? Shape the future of product analytics in a fast-scaling tech business. Work on a variety More ❯

ANALYST UP TO £85,000 LONDON THE COMPANY: This fast-growing tech business is in an exciting phase of growth and investing heavily in data. They're on a mission to put actionable insight at the heart of every decision, empowering teams to better understand their members, partners and products. THE ROLE: As a Senior Product … industry trends, championing a unified approach to data. YOUR SKILLS AND EXPERIENCE: Significant experience working with data in an analytical role, ideally in a consumer / tech company. Proficiency in SQL, dbt, Python, R and BI tools such as Looker, Lightdash or Tableau. Ability to translate business problems into analytical tasks and communicate insights clearly … at all levels. AB testing / experimentation experience Strong data storytelling and presentation skills to build convincing, data-led arguments. A self-starter who's curious about user behaviour, detail-oriented and collaborative. WHY APPLY? Shape the future of product analytics in a fast-scaling tech business. Work on a variety More ❯

ANALYST UP TO £85,000 LONDON THE COMPANY: This fast-growing tech business is in an exciting phase of growth and investing heavily in data. They’re on a mission to put actionable insight at the heart of every decision, empowering teams to better understand their members, partners and products. THE ROLE: As a Senior Product … industry trends, championing a unified approach to data. YOUR SKILLS AND EXPERIENCE: Significant experience working with data in an analytical role, ideally in a consumer / tech company. Proficiency in SQL, dbt, Python, R and BI tools such as Looker, Lightdash or Tableau. Ability to translate business problems into analytical tasks and communicate insights clearly … at all levels. AB testing / experimentation experience Strong data storytelling and presentation skills to build convincing, data-led arguments. A self-starter who’s curious about user behaviour, detail-oriented and collaborative. WHY APPLY? Shape the future of product analytics in a fast-scaling tech business. Work on a variety More ❯

We're hiring: Machine Learning Engineer (LLMs & AI Agents) We're looking for a hands-on Machine Learning Engineer to help design, deploy, and optimise the next generation of AI agents powered by large language models (LLMs) . This is your chance to work at the cutting edge of generative AI - turning research into production-ready systems that … Developing tools, frameworks, and annotation workflows to refine agent behaviour. Defining what " production-quality code " means for LLMs and teaching agents to meet that bar. Running A / B tests, evaluation pipelines, and latency optimisation to ensure reliability at scale. Collaborating with researchers to identify failure modes and create robust solutions. What we're looking … for 2+ years' hands-on experience in ML / AI (recommendation systems, data mining, or similar). Proven track record of building or deploying GenAI / LLM systems into production. Strong Python skills, with experience in PyTorch or TensorFlow . Understanding of MLOps practices (evaluation, monitoring, scaling). Master's (or equivalent experience) in Computer Science, AI, ML More ❯

We’re hiring: Machine Learning Engineer (LLMs & AI Agents) We’re looking for a hands-on Machine Learning Engineer to help design, deploy, and optimise the next generation of AI agents powered by large language models (LLMs) . This is your chance to work at the cutting edge of generative AI — turning research into production-ready systems that … Developing tools, frameworks, and annotation workflows to refine agent behaviour. Defining what “ production-quality code ” means for LLMs and teaching agents to meet that bar. Running A / B tests, evaluation pipelines, and latency optimisation to ensure reliability at scale. Collaborating with researchers to identify failure modes and create robust solutions. What we’re looking … for 2+ years’ hands-on experience in ML / AI (recommendation systems, data mining, or similar). Proven track record of building or deploying GenAI / LLM systems into production. Strong Python skills, with experience in PyTorch or TensorFlow . Understanding of MLOps practices (evaluation, monitoring, scaling). Master’s (or equivalent experience) in Computer Science, AI, ML More ❯

We’re hiring: Machine Learning Engineer (LLMs & AI Agents) We’re looking for a hands-on Machine Learning Engineer to help design, deploy, and optimise the next generation of AI agents powered by large language models (LLMs) . This is your chance to work at the cutting edge of generative AI — turning research into production-ready systems that … Developing tools, frameworks, and annotation workflows to refine agent behaviour. Defining what “ production-quality code ” means for LLMs and teaching agents to meet that bar. Running A / B tests, evaluation pipelines, and latency optimisation to ensure reliability at scale. Collaborating with researchers to identify failure modes and create robust solutions. What we’re looking … for 2+ years’ hands-on experience in ML / AI (recommendation systems, data mining, or similar). Proven track record of building or deploying GenAI / LLM systems into production. Strong Python skills, with experience in PyTorch or TensorFlow . Understanding of MLOps practices (evaluation, monitoring, scaling). Master’s (or equivalent experience) in Computer Science, AI, ML More ❯

We’re hiring: Machine Learning Engineer (LLMs & AI Agents) We’re looking for a hands-on Machine Learning Engineer to help design, deploy, and optimise the next generation of AI agents powered by large language models (LLMs) . This is your chance to work at the cutting edge of generative AI — turning research into production-ready systems that … Developing tools, frameworks, and annotation workflows to refine agent behaviour. Defining what “ production-quality code ” means for LLMs and teaching agents to meet that bar. Running A / B tests, evaluation pipelines, and latency optimisation to ensure reliability at scale. Collaborating with researchers to identify failure modes and create robust solutions. What we’re looking … for 2+ years’ hands-on experience in ML / AI (recommendation systems, data mining, or similar). Proven track record of building or deploying GenAI / LLM systems into production. Strong Python skills, with experience in PyTorch or TensorFlow . Understanding of MLOps practices (evaluation, monitoring, scaling). Master’s (or equivalent experience) in Computer Science, AI, ML More ❯

We’re hiring: Machine Learning Engineer (LLMs & AI Agents) We’re looking for a hands-on Machine Learning Engineer to help design, deploy, and optimise the next generation of AI agents powered by large language models (LLMs) . This is your chance to work at the cutting edge of generative AI — turning research into production-ready systems that … Developing tools, frameworks, and annotation workflows to refine agent behaviour. Defining what “ production-quality code ” means for LLMs and teaching agents to meet that bar. Running A / B tests, evaluation pipelines, and latency optimisation to ensure reliability at scale. Collaborating with researchers to identify failure modes and create robust solutions. What we’re looking … for 2+ years’ hands-on experience in ML / AI (recommendation systems, data mining, or similar). Proven track record of building or deploying GenAI / LLM systems into production. Strong Python skills, with experience in PyTorch or TensorFlow . Understanding of MLOps practices (evaluation, monitoring, scaling). Master’s (or equivalent experience) in Computer Science, AI, ML More ❯