26 to 50 of 90 A/B Testing Jobs

Senior Growth Analyst

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 - £80,000 per annum
long-term customer value. Leading analysis across marketing performance, channel optimisation, attribution, customer journeys and product growth. Designing and evaluating A / B tests, experimentation frameworks and other approaches to measuring commercial impact. Analysing funnels, cohorts and customer lifecycle behaviour to understand performance drivers … role. A strong understanding of customer acquisition, retention, conversion funnels, cohort analysis and customer lifecycle behaviour. Experience with experimentation, A / B testing, campaign effectiveness and marketing performance measurement. The ability to move beyond reporting and dashboards to deliver actionable insights ...

Product Designer (Growth)

Hiring Organisation
Dignity Funerals Limited
Location
Maidenhead, Berkshire, South East, United Kingdom
Employment Type
Permanent
Salary
£65,000
people get stuck or drop out, and why. Test and learn. Work with our Performance Marketing Lead to plan and design A / B tests and experiments and turn what you learn into the next improvement. Make good ideas real. Take work from rough sketches … years, including time working on conversion, sign-up, checkout or onboarding. Experience with experimentation. You're comfortable designing A / B tests, working with data and knowing when a result is worth acting on. Strong interaction and visual craft in Figma, with ...

Ecommerce Optimisation & Personalisation Specialist

Hiring Organisation
Retail Human Resources
Location
London, United Kingdom
Employment Type
Permanent
Salary
GBP Annual
delivering website optimisation and personalisation initiatives to improve conversion, customer engagement and sales performance. This will include planning and evaluating A / B tests, analysing customer behaviour, enhancing onsite merchandising and product recommendations, optimising site search and promotional content, and improving the mobile and desktop … candidate will have experience in ecommerce optimisation, trading or digital merchandising, with a strong understanding of conversion rate optimisation, A / B testing, personalisation and customer journey enhancement. Strong analytical skills and commercial awareness are essential, alongside experience using CMS platforms ...

Data Scientist (Contract)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£400.00 - £480.00 per day
optimise relevance and customer engagement. Develop and apply learning-to-rank and machine learning approaches to improve search outcomes. Run A / B tests, analyse results, and measure performance against key business metrics including conversion, click-through rate, and revenue impact. Build dashboards and reporting … Snowflake and AWS within production environments. Proven capability in search ranking, recommendation systems, or relevance optimisation. Strong understanding of experimentation frameworks, A / B testing, and statistical analysis. Experience measuring and reporting on KPIs including conversion, customer engagement, and commercial performance. Capability ...

Lead Product Analyst - Business Onboarding

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
75000 to 115000 GBP Annually
high-impact opportunities in the onboarding flow. Partner with the team to prioritise projects with the highest leverage. Lead experimentation and A / B tests for business onboarding, defining hypotheses and metrics. Analyze results to drive product roadmap recommendations to reduce friction and boost conversion. … environment. You identify high-impact opportunities and make them happen. You triage requests by impact and know when to go deep versus deliver 80 / 20 results. Communication: Excellent verbal and written communicator - you cut through the noise, communicating what matters in a way that people ...

Lead Product Analyst - Business Squad

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
75000 to 115000 GBP Annually
identify and advocate for better alternatives Ensure accurate, impactful, fast decision making with high quality analysis, raising the bar for a / b testing and helping us to iterate faster. Build automated data pipelines and dashboards to minimise repetitive tasks and allow data … write clear, performant, and reliable queries to transform large complex datasets) You have experience building and owning automated data pipelines with tools like DBT / Airflow Experimentation & Statistics: Experience running A / B tests and analysing the results to drive product decisions Ownership ...

Lead Product Analyst - Business Squad

Hiring Organisation
Wise
Location
London, UK
Employment Type
Full-time
accelerate or identify and advocate for better alternativesEnsure accurate, impactful, fast decision making with high quality analysis, raising the bar for a / b testing and helping us to iterate faster. Build automated data pipelines and dashboards to minimise repetitive tasks and allow … write clear, performant, and reliable queries to transform large complex datasets)You have experience building and owning automated data pipelines with tools like DBT / AirflowExperimentation & Statistics: Experience running A / B tests and analysing the results to drive product decisions Ownership: You enjoy ...

Principal, Forward Deployed Engineer

Hiring Organisation
GSK
Location
Greater London, United Kingdom
Employment Type
Full Time
Enterprise AI. Take on the most strategic FDE engagements personally - the ones that set precedents for the function. Make and defend portfolio-level kill / continue decisions across FDE engagements with BU and Enterprise AI leadership. Coordinate with the Solutions Engineering and Operations Engineering functions on the delivery pipeline … master's degree in computer science, Software Engineering, or equivalent practical experience. 12 or more years of experience in software engineering and AI / ML engineering, with significant time leading senior engineering teams or functions. Demonstrated experience taking AI ideas from sketch to working software at speed, in customer ...

Conversion Rate Optimization Manager

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Manchester, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
evolve into team leadership as the function grows. Own and deliver the CRO strategy across multiple digital platforms Design and execute A / B and multivariate tests to improve performance Identify and prioritise opportunities across varied customer journeys and acquisition funnels Build structured experimentation frameworks … future team development Your Skills and Experience Strong commercial experience in Conversion Rate Optimisation and experimentation Hands on experience coding experiments (A / b tests etc) with HTML, CSS and / or JavaScript. Proven ability to design and run structured testing programmes ...

Data Analyst - Customer Success

Hiring Organisation
Executive Facilities
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
Salary negotiable
have a consultative and strategic approach. Key Responsibilities Build robust data foundations Develop pipelines, improve data integrity, and define metrics / governance tailored for international markets. Develop actionable dashboards & reporting Create scalable, user-friendly dashboards that connect insights across the full customer journey. Deliver deep-dive analytics … native analytics Use Gen AI tools for automated insight generation, summarisation, anomaly detection, and workflow optimisation. Support experimentation & continuous improvement Analyse A / B tests and digital experience performance, quantifying customer and business impact. Influence strategy through storytelling Present insights clearly to technical ...

Principal Product Mgr I

Hiring Organisation
Elsevier
Location
London, UK
Employment Type
Full-time
execution across multiple engineering organisations and external dependencies. Strong go-to-market experience. Skilled at driving hypothesis-driven product evaluation, including A / B testing and experimentation frameworks; able to foster a data-driven culture across the team. Comfortable with … apply with a cover letter and CV.Work in a way that works for youWe promote a healthy work / life balance across the organisation. With an average length of service of 9 years, we are confident that we offer an appealing working prospect ...

CRO Manager

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Cheshire, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
rate optimisation roadmap. Developing data-driven hypotheses and building a structured testing programme. Designing, building, and validating A / B tests using HTML, CSS, and JavaScript. Executing experiments through an experimentation platform and ensuring reliable implementation. Using behavioural analytics tools … Your Skills & Experience Strong commercial experience in Conversion Rate Optimisation within high-traffic digital environments. Hands-on experience building and deploying A / B tests using HTML, CSS, and JavaScript. Solid understanding of experimentation methodology, statistical significance, and test analysis. Experience using experimentation platforms such ...

Senior Data Scientist

Hiring Organisation
Just Eat Takeaway.com
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
commercial environment. Deep theoretical and practical knowledge of uplift modelling, causal inference (meta-learvers, treatment effect estimation), and experimentation (A / B testing, RCTs). Plus to have experience with optimisation techniques (budget-constrained allocation, knapsack problems), advanced AI tools and decision-focused … learning. You are comfortable writing production-quality Python code. Experience with MLOps tools, containerisation (Docker), and orchestration (Airflow / Dagster) is essential. Experience with Cloud platforms (GCP / Vertex AI preferred, or AWS / SageMaker) and handling large datasets via SQL / BigQuery. A ...

Data Scientist

Hiring Organisation
Just Eat Takeaway.com
Location
London, England, United Kingdom
Science Manager Location: London or Amsterdam Hybrid role: 3 days a week from our office & 2 days working from home Full time / Part time role: Full time Ready for a challenge? Then Just Eat Takeaway.com might be the place for you. We're a … measurable difference to our customers and partners. These are some of the key components to the position: Lead the development and deployment of ML / AI solutions including embedding models, fine-tuned LLMs, and ranking systems that drive engagement and orders while raising the bar for technical excellence. Apply ...

Technical Business Analyst

Hiring Organisation
Oliver James
Location
Salford, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
£60,000 per annum
Healthcare, helping our customers deliver better experiences for the communities they serve. We are growing our Technology function and are looking for a technically minded Business Analyst to join the team. The Role As a Technical Business Analyst, you will bridge the gap between business requirements … Atlassian Rovo or similar AI-powered tools Experience with cloud-based web applications Experience working with data-led or AI products A / B testing and behavioural analytics BPMN, UML, Miro or Lucidchart Agile certifications such as CSM, PSM or PSPO Business analysis ...

Senior Data / AI Engineer

Hiring Organisation
Tenth Revolution Group
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£85,000 - £90,000 per annum
Senior Data / AI Engineer Location: London (Hybrid, 2 days per week onsite) Salary: Up to £85,000 The Opportunity We are seeking a Senior Data / AI Engineer to play a key role in building and scaling innovative data products. This is more … maintain reliable batch and streaming data pipelines. Implement robust testing, observability and data quality controls. Promote engineering best practices through CI / CD, automation and platform standardisation. Stakeholder Engagement Partner with business and product stakeholders to identify high-value data opportunities. Translate business requirements into scalable technical ...

Machine Learning Engineering Manager

Hiring Organisation
Trainline
Location
London, UK
Employment Type
Full-time
sure the team builds well across the whole lifecycle: reliable data pipelines, high-quality features, rigorous offline and online evaluation (including A / B testing), reliable deployment, monitoring and ongoing maintenanceLead the team in building production-grade agentic systems, using orchestration harnesses such … privacy and clear fallbacks when an agent shouldn't act on its ownRaise the bar on engineering practice through code and design reviews, CI / CD, MLOps, observability and on-callBuild strong relationships with senior leaders and partner teams, explaining progress, trade-offs and impact in plain languageContribute ...

Sr. Team Lead Customer Intelligence

Hiring Organisation
Just Eat Takeaway.com
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
Ready for a challenge? Then Just Eat might be the place for you We're a leading global online delivery platform, and our vision is to power everyday convenience. Whether it's a Friday-night feast, a post-gym poke bowl … a quantitative field such as Statistics, Mathematics, Econometrics, Computer Science, or a related discipline. Proven experience with A / B testing frameworks and incrementality modeling. Strategic mindset with execution excellence. You see the big picture and can translate business ...

Staff Applied ML Engineer - Financial Crime

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
145000 to 182000 GBP Annually
transaction representation across FinCrime domains Partnering with Data Science on model evaluation, experimentation design and causal measurement in domains where clean A / B testing isn't always possible Mentoring engineers and data scientists on modern ML fundamentals, production best practices, and architectural … Wise Wise Tech Stack (2025 update) See what it's like to work at Wise London! Our Engineering career map Wise Engineering – https: / / medium.com / wise-engineering What do we offer: Starting salary: £145,000 - £182,000 + RSUs Wise Benefits #LI-AB3 #LI-Hybrid ...

Lead Game Designer

Hiring Organisation
Tripledot Studios
Location
London, England, United Kingdom
roll mechanics.Balance hybrid monetisation across ads and IAP.Write clear design documentation for art, engineering and product teams.Analyse KPIs, playtests and A / B tests, and turn the results into design changes.Leading game designSet the design direction for the project, working with the product director … casual genres.Experience designing the economy, progression and monetisation of a live game, and tuning them using player data and A / B tests.Experience building playable prototypes yourself with AI tools.Leading game designExperience reviewing other designers’ work and helping them improve.Strong advantageExperience ...

Product Manager - Digital Products

Hiring Organisation
Penske
Location
Reading, Pennsylvania, United States
Employment Type
Any
Salary
GBP Annual
objectives - Develop and evolve a product strategy and roadmap grounded in outcomes, not just features or timelines - Establish clear success metrics (KPIs / OKRs) and ensure alignment to business value and customer impact Product Discovery & Customer Insight - Lead ongoing product discovery efforts including customer interviews, field research … impact, operational efficiency), not just feature delivery - Strong experience in product discovery, including customer research, problem validation, and experimentation (e.g., MVPs, A / B testing) - Demonstrated ability to define product strategy and translate ambiguous problems into clear priorities, trade-offs, and execution plans ...

Product Designer

Hiring Organisation
Randstad Technologies
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £490.00 per day
agentic workflows that simplify complex business workflows for everyday users. Partner closely with Product, Engineering, and Analytics to run disciplined A / B tests and experimentation loops that measurably move activation, onboarding, and retention metrics. Build resilient design patterns and frameworks that deploy seamlessly across … years driving product design in high-scale B2B SaaS or Fintech. Proven track record in PLG, funnel design, behavioral analytics, and A / B testing. Hands-on internationalization (i18n) experience (multi-currency, multi-language, or local regulatory / compliance flows). Practical AI design ...

Product Designer

Hiring Organisation
Randstad Technologies Recruitment
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£450 - £490/day
agentic workflows that simplify complex business workflows for everyday users. Partner closely with Product, Engineering, and Analytics to run disciplined A / B tests and experimentation loops that measurably move activation, onboarding, and retention metrics. Build resilient design patterns and frameworks that deploy seamlessly across … years driving product design in high-scale B2B SaaS or Fintech. Proven track record in PLG, funnel design, behavioral analytics, and A / B testing. Hands-on internationalization (i18n) experience (multi-currency, multi-language, or local regulatory / compliance flows). Practical AI design ...

NSL- ML Engineer

Hiring Organisation
Hackajob Ltd
Location
South West London, London, United Kingdom
Employment Type
Permanent, Part Time
Government business stakeholders across the full lifecycle, from hypothesis through to production deployment. Leveraging our AWS-based infrastructure you will apply modern MLOps / LLMOps tooling to run rigorous experiments, track results, and deliver scalable solutions. A key aspect to the role is to balance rapid experimentation … security of the UK. Core Duties Design and develop machine learning models for traditional ML use cases (forecasting, classification, anomaly detection) and GenAI / LLM applications Lead experimentation cycles: define hypotheses, design experiments, evaluate results, and iterate rapidly while adhering to governance requirements Transition validated experiments into production-ready ...

NSL- ML Engineer

Location
London, United Kingdom
Government business stakeholders across the full lifecycle, from hypothesis through to production deployment. Leveraging our AWS-based infrastructure you will apply modern MLOps / LLMOps tooling to run rigorous experiments, track results, and deliver scalable solutions. A key aspect to the role is to balance rapid experimentation … security of the UK. Core Duties Design and develop machine learning models for traditional ML use cases (forecasting, classification, anomaly detection) and GenAI / LLM applications Lead experimentation cycles: define hypotheses, design experiments, evaluate results, and iterate rapidly while adhering to governance requirements Transition validated experiments into production-ready ...