51 to 63 of 63 A/B Testing Jobs in the City of London

and customer research, helping to plan sessions, observe user behaviour, and apply insights to improve designs. Assist in designing and planning user tests, including A / B tests and usability studies, to evaluate design solutions and inform improvements. Work independently on defined project phases, consistently delivering user-centred solutions with reliability and focus. … documentation and assets for smooth handoff. About You: Passion for ecommerce, design, and creating great user experiences. Experience designing digital products. Proficiency with design tools such as Figma and / or Adobe Creative Suite. A strong eye for detail in layout, typography, and visual hierarchy. Willingness to learn about UX / UI principles, accessibility, and responsive … design. Collaborative mindset and openness to feedback. Strong organisational skills with the ability to work on multiple tasks. Basic knowledge of front-end technologies (HTML / CSS / JavaScript) is desirable. Previous experience is Contentsquare and or Dynamic Yield is desirable. More ❯

and customer research, helping to plan sessions, observe user behaviour, and apply insights to improve designs. Assist in designing and planning user tests, including A / B tests and usability studies, to evaluate design solutions and inform improvements. Work independently on defined project phases, consistently delivering user-centred solutions with reliability and focus. … documentation and assets for smooth handoff. About You: Passion for ecommerce, design, and creating great user experiences. Experience designing digital products. Proficiency with design tools such as Figma and / or Adobe Creative Suite. A strong eye for detail in layout, typography, and visual hierarchy. Willingness to learn about UX / UI principles, accessibility, and responsive … design. Collaborative mindset and openness to feedback. Strong organisational skills with the ability to work on multiple tasks. Basic knowledge of front-end technologies (HTML / CSS / JavaScript) is desirable. Previous experience is Contentsquare and or Dynamic Yield is desirable. More ❯

Senior Data Analyst | SQL | Python | Amplitude | Remote Europe | Up to £100K Maze is partnering exclusively with a rapidly scaling, AI-powered technology company in the digital economy to hire a Senior Data Analyst . This is a high-impact role for a data professional who thrives on uncovering insights, driving experimentation, and … Key Requirements 5+ years of experience in data analytics Advanced SQL and Python skills for data analysis, modelling, and automation. Proven experience designing, running, and interpreting A / B tests and experiments. Strong understanding of growth, engagement, and retention metrics across digital products. Skilled in dashboarding and visualisation using tools such as Amplitude, Looker, Tableau … or QuickSight. Excellent communicator who can translate data into actionable insights and influence decision-making. Bonus: exposure to AI-driven analytics , LLMs , or cloud-based data infrastructure (AWS / GCP). Why Join? Drive impact at a fast-scaling, data-led company shaping the digital economy. Own the full analytics lifecycle - from data modelling to insight generation. More ❯

office, 2 days from home) Rate: Up to £285 per day (umbrella) Duration: 9-month contract (current end date: September 2026) About the Role We’re partnering with a global fintech leader to hire a Data Analyst within their Customer Success Data Science team , driving data capabilities and insights across international markets. This is a fantastic opportunity for an experienced data professional who thrives in dynamic environments, enjoys problem-solving, and wants to make a tangible impact on how customer success is measured and delivered across multiple regions. Key Responsibilities Build robust data foundations – Work with engineering teams to improve data integrity, pipelines, and governance across international markets. Develop actionable dashboards … metrics (tNPS, Issue Resolution, AHT, etc.). Deliver deep-dive analytics – Conduct root-cause analysis to identify pain points and drive operational improvements. Support experimentation – Analyse A / B test outcomes to optimize customer and digital experiences. Influence through storytelling – Translate data insights into compelling narratives that drive strategic decisions across business units. What We More ❯

office, 2 days from home) Rate: Up to £285 per day (umbrella) Duration: 9-month contract (current end date: September 2026) About the Role We’re partnering with a global fintech leader to hire a Data Analyst within their Customer Success Data Science team , driving data capabilities and insights across international markets. This is a fantastic opportunity for an experienced data professional who thrives in dynamic environments, enjoys problem-solving, and wants to make a tangible impact on how customer success is measured and delivered across multiple regions. Key Responsibilities Build robust data foundations – Work with engineering teams to improve data integrity, pipelines, and governance across international markets. Develop actionable dashboards … metrics (tNPS, Issue Resolution, AHT, etc.). Deliver deep-dive analytics – Conduct root-cause analysis to identify pain points and drive operational improvements. Support experimentation – Analyse A / B test outcomes to optimize customer and digital experiences. Influence through storytelling – Translate data insights into compelling narratives that drive strategic decisions across business units. What We More ❯

West London | Onsite | Salary Competitive | 1 Year FTC Visa Sponsorship not available. IMMEDIATE START Omnis Partners is assisting a leading international organisation in hiring an Interim Customer Analyst. This role offers a hands-on opportunity for a data-driven professional to influence customer strategy and drive pricing initiatives across several European markets. What you … customer data to inform strategy. • Manage pricing data and governance within the ERP system. • Build customer segmentation and predictive models to drive personalisation. • Design and assess A / B tests and other experiments to evaluate commercial impact. • Provide actionable insights and dashboards for commercial, marketing, and finance teams. • Integrate data from multiple sources (web, e … leisure, or multi-market environments. • Strong Skills in SQL, Python, and data visualisation tools (Power BI preferred). • Experience in building models to deliver actionable insights. • Experienced with customer / CRM analytics and predictive customer segmentations. • Degree in a quantitative field (Statistics, Maths, Economics, Physics) is advantageous. Personal Attributes: • Results-driven, pragmatic, and focused on continuous improvement. More ❯

West London | Onsite | Salary Competitive | 1 Year FTC Visa Sponsorship not available. IMMEDIATE START Omnis Partners is assisting a leading international organisation in hiring an Interim Customer Analyst. This role offers a hands-on opportunity for a data-driven professional to influence customer strategy and drive pricing initiatives across several European markets. What you … customer data to inform strategy. • Manage pricing data and governance within the ERP system. • Build customer segmentation and predictive models to drive personalisation. • Design and assess A / B tests and other experiments to evaluate commercial impact. • Provide actionable insights and dashboards for commercial, marketing, and finance teams. • Integrate data from multiple sources (web, e … leisure, or multi-market environments. • Strong Skills in SQL, Python, and data visualisation tools (Power BI preferred). • Experience in building models to deliver actionable insights. • Experienced with customer / CRM analytics and predictive customer segmentations. • Degree in a quantitative field (Statistics, Maths, Economics, Physics) is advantageous. Personal Attributes: • Results-driven, pragmatic, and focused on continuous improvement. More ❯

About the Role: We are seeking a highly motivated E-commerce Traffic Operations Specialist to join our dynamic team. In this role, you will be responsible for driving and optimizing traffic acquisition strategies across multiple digital channels to maximize conversions and revenue. You will collaborate with marketing, content, and product teams to enhance user engagement and grow our … advertising campaigns (e.g., Google Ads, Amazon, TikTok) to improve ROI. -Analyze performance metrics (traffic sources, CTR, conversion rates, etc.) and provide actionable insights for continuous improvement. -Collaborate with SEO / SEM teams to enhance organic search visibility and keyword performance. -Plan and implement A / B tests for landing pages, ad creatives, and CTAs … Ads, etc.) and analytics tools (Google Analytics, Adobe Analytics). -Proficient in data analysis, with the ability to derive insights and optimize campaigns based on KPIs. -Familiarity with SEO / SEM, affiliate marketing, and influencer collaborations is a plus. -Creative mindset with strong problem-solving skills and attention to detail. -Excellent communication and teamwork abilities. Preferred Qualifications 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 ❯

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 ❯

Ecommerce Analyst - Food Delivery Up to £45,000 Food Delivery - Tech SW London - Hybrid, 2 days per week in the office Would you like to join a pioneering food delivery firm, where sustainability, ethical practices, and positive business impact are a key business strategy? We are looking for a skilled Customer Insight Analyst to … be an integral part of our client’s marketing team. This role is ideal for you if you: Have a keen interest in data analytics within the food delivery and sustainability sector. Are looking to leverage your analytical skills in a dynamic and values-driven environment? Want to play a crucial role in understanding … and enhancing customer lifetime value. Essential Skills for the Perfect Candidate: Strong proficiency in Excel, SQL, and Google Analytics. Experience in analysing Customer Lifetime Value in a Direct-to-Consumer business. Exceptional skills in presenting complex data and building relationships across departments. In this Role, You Will: Analyse and report on customer lifetime value and cost of customer More ❯