1 to 25 of 546 A/B Testing Jobs

at Chambers, developing scalable solutions that push our technology forward and transform how we deliver value to our users. Main Duties and Responsibilities Build robust ingestion pipelines for PDFs / Word / Excel / Audio / JSON and semi structured sources. Design RAG systems: chunking strategies, document schemas, metadata, hybrid / dense retrieval, re ranking … and grounding. Manage vector / keyword indexes (e.g., Azure AI Search, pgvector, Pinecone / Weaviate). Develop and deploy advanced NLP, information retrieval, and recommendation systems that enhance Chambers and Partners' research and product offerings, including document understanding, automatic summarisation, topic modelling, semantic search, entity recognition, and relationship extraction. Design and implement intelligent tagging and metadata enrichment frameworks … market data, improving search, discoverability, and insight accuracy. LLM & Machine Learning Application Engineering Design, build and maintain traditional ML and LLM models and pipelines. Build LLM apps using LangGraph / LangChain: tools / function calling, structured outputs (JSON Schema), agents, and multi step reasoning. Implement ASR / TTS and multimodal where relevant (e.g., Whisper). Choose customization More ❯

time and at high quality. You champion a culture of iteration - launching fast, testing rigorously, and refining continuously. You use analytics and A / B testing - to measure product impact and guide decision-making. You manage backlog and feature prioritisation with discipline - ensuring delivery efficiency. You share progress, risks … You have 5+ years of product management experience - with a track record of shipping successful mobile apps. You're highly skilled in using analytics -, A / B testing, and experimentation to inform decisions. You've worked on interactive apps - ideally in music, gaming, or education technology. You understand agile methodologies - and … leadership. Your Impact You'll know you're succeeding when: Key Learn App features are launched iteratively - based on data and user insight. Analytics frameworks and A / B testing processes are established - and embedded in workflows. Engagement, retention, and subscription metrics - show measurable improvement. You're recognised as a trusted More ❯

Email Marketing Manager / Specialist - Marketo Salary to 42k + Strong Benefits Hybrid c2 days per week in the Central London office *Please do not apply if you have less than 2 years' commercial experience in Marketo.* The Role We're searching for a Marketo maestro to transform our clients email marketing into a revenue … core features: Smart Campaigns, Engagement Programmes, Lead Scoring, and dynamic content Strong understanding of marketing automation, lead nurturing, segmentation strategies, and customer journey mapping Proficiency in A / B and multivariate testing to optimise campaign performance Solid grasp of email deliverability best practices, authentication (SPF, DKIM, DMARC), and compliance (GDPR, PECR) Experience integrating … CRM systems (particularly Salesforce) Analytical mindset with proficiency in Excel, Google Analytics, and Marketo reporting tools Excellent communication skills and sharp attention to detail Bonus Points Experience with HTML / CSS for email template creation and troubleshooting Knowledge of additional marketing automation platforms or email design tools Understanding of SQL for advanced reporting Experience in B2B marketing or the More ❯

Email Marketing Manager / Specialist - Marketo Salary to £42k + Strong Benefits Hybrid – c2 days per week in the Central London office *Please do not apply if you have less than 2 years' commercial experience in Marketo.* The Role We're searching for a Marketo maestro to transform our client’s email marketing into a … core features: Smart Campaigns, Engagement Programmes, Lead Scoring, and dynamic content Strong understanding of marketing automation, lead nurturing, segmentation strategies, and customer journey mapping Proficiency in A / B and multivariate testing to optimise campaign performance Solid grasp of email deliverability best practices, authentication (SPF, DKIM, DMARC), and compliance (GDPR, PECR) Experience integrating … CRM systems (particularly Salesforce) Analytical mindset with proficiency in Excel, Google Analytics, and Marketo reporting tools Excellent communication skills and sharp attention to detail Bonus Points Experience with HTML / CSS for email template creation and troubleshooting Knowledge of additional marketing automation platforms or email design tools Understanding of SQL for advanced reporting Experience in B2B marketing or the More ❯

Email Marketing Manager / Specialist - Marketo Salary to £42k + Strong Benefits Hybrid – c2 days per week in the Central London office *Please do not apply if you have less than 2 years' commercial experience in Marketo.* The Role We're searching for a Marketo maestro to transform our client’s email marketing into a … core features: Smart Campaigns, Engagement Programmes, Lead Scoring, and dynamic content Strong understanding of marketing automation, lead nurturing, segmentation strategies, and customer journey mapping Proficiency in A / B and multivariate testing to optimise campaign performance Solid grasp of email deliverability best practices, authentication (SPF, DKIM, DMARC), and compliance (GDPR, PECR) Experience integrating … CRM systems (particularly Salesforce) Analytical mindset with proficiency in Excel, Google Analytics, and Marketo reporting tools Excellent communication skills and sharp attention to detail Bonus Points Experience with HTML / CSS for email template creation and troubleshooting Knowledge of additional marketing automation platforms or email design tools Understanding of SQL for advanced reporting Experience in B2B marketing or the More ❯

Email Marketing Manager / Specialist - Marketo Salary to £42k + Strong Benefits Hybrid – c2 days per week in the Central London office *Please do not apply if you have less than 2 years' commercial experience in Marketo.* The Role We're searching for a Marketo maestro to transform our client’s email marketing into a … core features: Smart Campaigns, Engagement Programmes, Lead Scoring, and dynamic content Strong understanding of marketing automation, lead nurturing, segmentation strategies, and customer journey mapping Proficiency in A / B and multivariate testing to optimise campaign performance Solid grasp of email deliverability best practices, authentication (SPF, DKIM, DMARC), and compliance (GDPR, PECR) Experience integrating … CRM systems (particularly Salesforce) Analytical mindset with proficiency in Excel, Google Analytics, and Marketo reporting tools Excellent communication skills and sharp attention to detail Bonus Points Experience with HTML / CSS for email template creation and troubleshooting Knowledge of additional marketing automation platforms or email design tools Understanding of SQL for advanced reporting Experience in B2B marketing or the More ❯

Experimentation / CRO Analyst Agency - Travel Client £325-£400 per day outside IR35 London We're working with a leading digital agency to support one of their flagship travel clients, and they're looking for a hands-on Experimentation Analyst to join the team. You'll be embedded within a busy product environment … helping multiple teams design, validate, and analyse A / B and multivariate tests. You will support on the experimentation programme, ensuring every test is statistically sound, well interpreted, and actionable. Role & Responsibilities Partnering with product teams to plan and analyse A / B and MVT tests across key digital journeys. … queries and supporting experimentation best practice across the business. Collaborating with teams using Optimizely, ContentSquare, and GA4 to extract meaningful insights. Skills & Experience Proven experience analysing A / B and MVT tests in large-scale, high-traffic environments (e.g. travel, retail, eCommerce). Strong understanding of test design, sample sizing, and statistical significance. Confident advising More ❯

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 ❯

Digital Marketing Executive / Performance / Google Ads / Meta / Paid Media Location: Central London Salary: £48,000 - £60,000 + benefits Permanent Currently recruiting for a leading agency client with are expanding their team at various levels from executive to manager hence the wide salary banding. Ideal candidate will have client facing … capabilities and a focus on performance such as campaign optimisation, strong experience with Google / Meta Ads and exposure to areas such as A / B testing and CRO. Please apply for more information on the client and full JD. Responsibilities / Essential Skills Performance marketing and / … Rate Optimisation on a daily basis Recommend allocations of budget wisely across campaigns and platforms Turn data observations into actionable insights Propose and run A / B tests of creative / landing page changes Strong Google Advertising Suite, Facebook Business Manager skills Demonstrated working experience in a performance Digital Marketing More ❯

Digital Marketing Executive / Performance / Google Ads / Meta / Paid Media Location: Central London Salary: £48,000 - £60,000 + benefits Permanent Currently recruiting for a leading agency client with are expanding their team at various levels from executive to manager hence the wide salary banding. Ideal candidate will have client facing … capabilities and a focus on performance such as campaign optimisation, strong experience with Google / Meta Ads and exposure to areas such as A / B testing and CRO. Please apply for more information on the client and full JD. Responsibilities / Essential Skills Performance marketing and / … Rate Optimisation on a daily basis Recommend allocations of budget wisely across campaigns and platforms Turn data observations into actionable insights Propose and run A / B tests of creative / landing page changes Strong Google Advertising Suite, Facebook Business Manager skills Demonstrated working experience in a performance Digital Marketing More ❯

of digital content, ensuring content is discoverable, accessible, and performs well in search and AI applications. The role will drive improvements to digital publishing using analytics, A / B testing, and collaboration with stakeholders, while training team members on publishing tools and best practices. RSSB's website is currently undergoing a … optimisation techniques to maximise content reach and effectiveness. Use analytics tools to track content performance, user engagement, and consumption trends, providing actionable insights. Design and execute A / B tests on an ongoing basis to evaluate content effectiveness and inform publishing strategies. Collaborate with content creators, designers, and technical teams to align publishing processes with … that the digital publishing team have made. Qualifications Experience with the Sitecore content management system. Knowledge of metadata, tagging, and content organisation best practices. Familiarity with A / B testing and optimisation techniques. Understanding of web accessibility standards and compliance. Understanding of search engine optimisation and web analytics tools. Experience in implementing new More ❯

the differentiation of Constructor to prospects will be critical. Our next Solutions Architect is well-versed in enterprise eCommerce and has experience with Cloud technologies, data science and analytics / testing principles, SaaS, solution design, software development methodology, security requirements, SaaS architectures, and enterprise integrations. You are comfortable presenting to prospects and partners to showcase Constructor's … solutions that comprise retailer technology stacks Ability to comprehend complex data structures and prescribe best practices to optimize them Familiarity with data science and statistics principles, A / B testing methodologies and analytics Ability to explain AI and Machine Learning concepts to both technical and non-technical audiences This role is ideal for … agents. Engineering is by far our largest department, and we've built our proprietary engine to be the best on the market, having never lost an A / B test to a competitive technology. We're passionate about maintaining this and work on the bleeding edge of AI to do so. Out of More ❯

is responsible for supporting the continuous improvement of the company's digital experiences. This role focuses on analysing user behaviour, identifying opportunities for optimisation, and implementing A / B and multivariate tests to enhance user engagement and conversion rates. The CRO Executive works closely with digital, marketing, and product teams to ensure data-driven decision … for marketing at HL. What you'll be doing Conducting quantitative and qualitative analysis to identify user experience issues and optimization opportunities. Designing, implementing, and managing A / B and multivariate testing strategies. Collaborating with UX designers, developers, and product managers to implement test variations and track performance. Monitoring and report on test … best practices in CRO and digital analytics. About you Strong analytical skills with experience in web analytics tools (e.g., Google Analytics, Adobe Analytics). Proficiency in A / B testing platforms (e.g., Optimizely, Google Optimize, VWO). Understanding of UX principles and user behaviour analysis. Ability to interpret data and translate findings into More ❯

is responsible for supporting the continuous improvement of the company's digital experiences. This role focuses on analysing user behaviour, identifying opportunities for optimisation, and implementing A / B and multivariate tests to enhance user engagement and conversion rates. The CRO Executive works closely with digital, marketing, and product teams to ensure data-driven decision … for marketing at HL. What you'll be doing Conducting quantitative and qualitative analysis to identify user experience issues and optimization opportunities. Designing, implementing, and managing A / B and multivariate testing strategies. Collaborating with UX designers, developers, and product managers to implement test variations and track performance. Monitoring and report on test … best practices in CRO and digital analytics. About you Strong analytical skills with experience in web analytics tools (e.g., Google Analytics, Adobe Analytics). Proficiency in A / B testing platforms (e.g., Optimizely, Google Optimize, VWO). Understanding of UX principles and user behaviour analysis. Ability to interpret data and translate findings into More ❯

is responsible for supporting the continuous improvement of the company's digital experiences. This role focuses on analysing user behaviour, identifying opportunities for optimisation, and implementing A / B and multivariate tests to enhance user engagement and conversion rates. The CRO Executive works closely with digital, marketing, and product teams to ensure data-driven decision … for marketing at HL. What you'll be doing Conducting quantitative and qualitative analysis to identify user experience issues and optimization opportunities. Designing, implementing, and managing A / B and multivariate testing strategies. Collaborating with UX designers, developers, and product managers to implement test variations and track performance. Monitoring and report on test … best practices in CRO and digital analytics. About you Strong analytical skills with experience in web analytics tools (e.g., Google Analytics, Adobe Analytics). Proficiency in A / B testing platforms (e.g., Optimizely, Google Optimize, VWO). Understanding of UX principles and user behaviour analysis. Ability to interpret data and translate findings into More ❯

is responsible for supporting the continuous improvement of the company's digital experiences. This role focuses on analysing user behaviour, identifying opportunities for optimisation, and implementing A / B and multivariate tests to enhance user engagement and conversion rates. The CRO Executive works closely with digital, marketing, and product teams to ensure data-driven decision … for marketing at HL. What you'll be doing Conducting quantitative and qualitative analysis to identify user experience issues and optimization opportunities. Designing, implementing, and managing A / B and multivariate testing strategies. Collaborating with UX designers, developers, and product managers to implement test variations and track performance. Monitoring and report on test … best practices in CRO and digital analytics. About you Strong analytical skills with experience in web analytics tools (e.g., Google Analytics, Adobe Analytics). Proficiency in A / B testing platforms (e.g., Optimizely, Google Optimize, VWO). Understanding of UX principles and user behaviour analysis. Ability to interpret data and translate findings into More ❯

is responsible for supporting the continuous improvement of the company's digital experiences. This role focuses on analysing user behaviour, identifying opportunities for optimisation, and implementing A / B and multivariate tests to enhance user engagement and conversion rates. The CRO Executive works closely with digital, marketing, and product teams to ensure data-driven decision … for marketing at HL. What you'll be doing Conducting quantitative and qualitative analysis to identify user experience issues and optimization opportunities. Designing, implementing, and managing A / B and multivariate testing strategies. Collaborating with UX designers, developers, and product managers to implement test variations and track performance. Monitoring and report on test … best practices in CRO and digital analytics. About you Strong analytical skills with experience in web analytics tools (e.g., Google Analytics, Adobe Analytics). Proficiency in A / B testing platforms (e.g., Optimizely, Google Optimize, VWO). Understanding of UX principles and user behaviour analysis. Ability to interpret data and translate findings into More ❯

Manager you will be asked to drive growth through defining and executing data-driven strategy for Consumer to increase consumer experience by combining the disciplines of User Research, UX / UI, experimentation, A / B testing, and personalization. And overall drive data driven mindset in the eCommerce organisation. For this, we don … responsibility over the following tasks: Be the voice of the consumer driving long term strategic decisions Be the go to person when translating customer pain points and opportunities (needs / behaviors / preferences) into detailed product requirements thanks to quality research Drive our experimentation cycle and outcome through A / B testing and more Set high standards for UX / UI Develop and further improve RFM model to guide the personalization framework and further engage our end consumers Develop high performing teams and build the right talent pool and succession Qualifications We are looking for a user centric and problem-solving mindset person - you are the consumer More ❯

B2C Website Manager / Digital Manager (Office Based), South Birmingham, £40-50k This successful and stable company is now seeking a professional and organised Website Manager to join and lead their existing In-House Team. Based at the companys Head Office you will be responsible for managing a team of 6-8 people, so … prior experience in supervising / managing a team is essential. Reporting to the Directors, the Web Site Manager will be an important member of the leadership team. Responsibilities: Create and implement agreed marketing strategies across all marketing channels including keyword research and competitor analysis, to ensure business goals are achieved. Research the market to discover new trends … to improve digital performance. Plan, develop, implement, monitor and optimise all Paid Marketing Campaigns, including Google Ads, Meta, Pinterest, YouTube etc. Track campaign success and report on findings, identifying / suggesting improvements to increase CTR. Ensure SEO best practices are followed. Analyse website performance and customer behaviour to identify opportunities for CRO (conversion rate optimisation). Conduct A 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 ❯

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 ❯

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 ❯

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 ❯

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 ❯

business growth and improve decision-making. The successful candidate will: Analyse large-scale datasets using SQL to uncover insights and inform strategy Build and optimise dashboards in Looker Studio / BigQuery for multiple stakeholders Support A / B testing, funnel analysis, and data modelling to enhance performance Contribute to the evolution of … commercial teams to translate data into actionable recommendations Communicate insights clearly across teams to influence business outcomes Role Requirements Strong technical skills in SQL and dashboarding tools (Looker Studio / BigQuery) Experience with A / B testing, funnel analysis, and data modelling Familiarity with data warehouse concepts and pipeline development (dbt, Airflow … oriented, and able to drive impact in a high-growth environment The Company You'll be joining a rapidly scaling consumer brand in the entertainment / iGaming sector. The business invests heavily in data and BI, fostering a collaborative and innovative environment where employees can influence commercial strategy, work with cross-functional teams More ❯