301 to 325 of 390 Permanent A/B Testing Jobs

Senior Experience Designer

Location
Greater London, England, United Kingdom
needed and plan and deliver the most appropriate approach, including customer interviews, usability testing, surveys and stakeholder discovery sessions. Analyse qual / quantitative data to uncover needs, behaviours, pain points and opportunities. Translate research findings into clear insights and recommendations that inform product, service and experience decisions. … Experience and service design Create UX design deliverables including user flows, wireframes, customer journey maps, service blueprints, prototypes and A / B test approaches. Combine customer research, data and business insight to identify opportunities and shape effective, commercially valuable experiences, whether optimising journeys or shaping ...

Senior Machine Learning Engineer for Search

Hiring Organisation
bol.com
Location
Utrecht, Netherlands
Employment Type
Permanent
Salary
EUR Annual
Overview As a Machine Learning Engineer at bol, you will design, build, and deploy ML-powered features for fast, data-driven product discovery. You'll work with data scientists, software engineers, and business stakeholders to translate models into scalable, real-time systems that enhance customer experiences. … 5+ years of experience as an ML Engineer, preferably in Search or Recommendations Strong Python and SQL Data engineering skills (Airflow, DBT, Kubernetes, CI / CD) Experience deploying ML in production on cloud platforms (GCP preferred) Comfortable with agile workflows and A / B ...

Account Manager - UK & Nordics

Location
United Kingdom
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 … Requirements: Minimum of 3+ Years of proven experience working directly with large enterprise clients a role within Account Management, Customer Success, and / or Sales within a SaaS company, preferably one that works directly with ecommerce clients. Proven ability to influence, present to, and build ...

Manager, Global Growth, Lifecycle

Location
Greater London, England, United Kingdom
mandatory. Minimum qualifications: 7+ years of experience leading growth initiatives across the customer lifecycle, or experience at a top‐tier strategy / management consulting or equivalent Analytical toolkit: Strong analytical skills with the ability to interpret campaign and behavioral data, identify trends and develop data‐backed recommendations … Marketing exposure: Hands‐on experience designing and executing lifecycle / CRM programs that drive customer conversion, activation and retention Experimentation mindset: Experience running A / B tests and applying structured experimentation to improve performance Execution excellence: Strong organizational skills and attention to detail, with ...

Senior Web Designer, Growth

Location
Greater London, England, United Kingdom
funnel analysis to improve outcomes such as leads, conversion, trials, activation, or revenue. Experimentation: Experience designing and iterating on experiments, including A / B tests or other data-informed approaches. B2B SaaS experience is a plus. Craft and taste: Excellent visual and interaction … Offerings vary by location in line with local practices and requirements. Learn more about working at Fin and the benefits we offer at fin.ai / careers . Pursuant to the San Francisco Fair Chance Ordinance and the Los Angeles Fair Chance Initiative for Hiring, Salesforce will consider for employment ...

Senior Machine Learning Scientist

Location
Greater London, England, United Kingdom
cross-functional teams and stakeholdersBonus PointsExperience with pricing models, promotions or incentive allocation, or revenue optimisationExperience with experiment design and conducting A / B testsExperience with bandits, reinforcement learning, or other explore-exploit approachesExperience with Databricks and PySparkExperience working with AWS or another cloud platform … / Azure)Additional InformationHealth + Mental WellbeingPMI and cash plan healthcare access with BupaSubsidised counselling and coaching with Self SpaceCycle to Work scheme with options from Evans or the Green Commute InitiativeEmployee Assistance Programme (EAP) for 24 / 7 confidential supportMental Health First Aiders across the business ...

Knowledge AI Quality Lead

Location
Oxford, England, United Kingdom
content, travel guidance, and two-sided marketplaces for experiences, accommodations, restaurants, and other travel categories. The subsidiaries of Tripadvisor, Inc. (Nasdaq: TRIP), include a portfolio of travel brands and businesses, including Tripadvisor, Viator, and TheFork. Who are we looking for? We are seeking a detail-oriented … Exceptional eye for detail with the ability to spot subtle pattern failures in data and conversational logs (required). Data Driven: Comfortable leveraging call / chat logs, accuracy metrics, and A / B test results to validate performance (required). Industry: Experience in a ...

Knowledge AI Quality Lead

Location
Greater London, England, United Kingdom
content, travel guidance, and two-sided marketplaces for experiences, accommodations, restaurants, and other travel categories. The subsidiaries of Tripadvisor, Inc. (Nasdaq: TRIP), include a portfolio of travel brands and businesses, including Tripadvisor, Viator, and TheFork. Who are we looking for? We are seeking a detail-oriented … Exceptional eye for detail with the ability to spot subtle pattern failures in data and conversational logs (required). Data Driven: Comfortable leveraging call / chat logs, accuracy metrics, and A / B test results to validate performance (required). Industry: Experience in a ...

Data Scientist

Location
Greater London, England, United Kingdom
office - UK: Full time: Posted 6 Days Ago: End Date: November 30, 2026 (30+ days left to apply): JR12179**About Planet** Planet is a global provider of integrated technology and payments solutions for retail and hospitality customers.We create great experiences for the millions of people … motions, and product touchpoints. Build the data products that let leadership see what's actually driving revenue.* **Experimentation** — Design and analyse A / B tests and quasi-experiments for commercial initiatives. Bring statistical rigour to business decisions.* **Productionisation** — Take models from notebook to production. ...

Digital Marketing Manager

Location
Tipton, England, United Kingdom
experience 5+ years of experience in marketing and content creation Exceptional writing and editing skills, with experience managing and maintaining a blog / articles Strong understanding of digital marketing, content marketing, and social media marketing Ability to work independently and manage complex projects Proficiency in SEO, social … Google Analytics, and understanding their connection to AdWords LinkedIn: Proven ability to create and manage targeted campaigns on LinkedIn Experience creating A / B tests and optimizing campaigns for organic growth HubSpot: Expert in HubSpot marketing tools, with a focus on all areas ...

Data Analyst

Location
Greater London, England, United Kingdom
dashboards that drive decision-making. What You'll Do Analyze user behavior and product metrics Build dashboards and automated reports Support A / B testing and experimentation Identify trends and growth opportunities Collaborate with teams to define KPIs What We're Looking … 2+ years in a data analysis role Experience with BI tools (Metabase, Looker, or similar) Understanding of statistical concepts Ability to communicate insights clearly Nice to Have Python or R for analysis Experience with event tracking (Amplitude, Mixpanel) Knowledge of dbt or data modeling Background in marketplace analytics ...

Engineering Manager - Ads New London

Location
Greater London, England, United Kingdom
What's next in music happens on SoundCloud first. As the world’s largest open audio platform, SoundCloud is powered by a connected community of creators, listeners, and curators who share, discover, and influence what’s new, now, and next in music and audio. We are looking … decisioning, feature pipelines, and model evaluation and monitoring. Build a rigorous experimentation practice for ML: offline and online evaluation, A / B test design, guardrail metrics, and clear ship‐or‐hold decisions on ad load and user LTV. Own the backend ad delivery ...

Digital Analytics Specialist | GA4, SQL, ROI Focus

Location
England, United Kingdom
ADLIB is seeking a Digital Analyst to become the go-to for digital insight, helping teams understand customer behaviour, digital performance and the impact of marketing investment. The role is based in East Sussex with a hybrid working … arrangement of 2-3 days per week in the office. You’ll own GA4 analytics, analyse digital activity, measure ROI, support A / B testing programmes and translate findings into actionable insights to drive conversion and customer experience. #J-18808-Ljbffr ...

Senior UX Designer AI-Driven Data Interfaces Hybrid London

Location
Greater London, England, United Kingdom
platforms. The role focuses on IA, prototyping, and AI-ready design patterns, partnering with marketing and development teams to deliver complex journeys in a hybrid … setup. You will design for enterprise CMS environments (Adobe Experience Manager) and apply WCAG-compliant accessibility standards while leveraging analytics and A / B testing to optimise user outcomes. #J-18808-Ljbffr ...

Staff Machine Learning Engineer

Location
Greater London, England, United Kingdom
This isn’t your regular job. Almedia is a place where those who want to push harder can accelerate their careers faster than anywhere else. We’re aiming to become Germany’s second bootstrapped unicorn. Almedia is already Europe’s #3 fastest-growing company in 2025 (FT1000). … payout infrastructure balancing user motivation, cost, and business value Behavioural prediction through time-series and sequence systems Measurement and validation using A / B testing, causal inference, uplift modelling ML infrastructure: pipelines, training loops, serving, monitoring Technical leadership and mentorship on shipping discipline ...

Interim Senior Data Scientist

Location
Greater London, England, United Kingdom
tracking plans, and worked with engineering teams on event taxonomy. Experience working in AI-native product orgs. You've gone past chatting with Claude / ChatGPT to building proactive agentic workflows that scale insights discovery and delivery with minimal human intervention. Strong SQL plus Python and / … smarter, not just yourself heard. Excellent communication, you adapt your altitude to the audience Comfort operating in ambiguity with autonomy. Familiarity with dbt, semantic / BI layer, and governed self-serve stacks (Hex, LightDash, Looker, or similar) Preferred: Experience in productivity SaaS businesses Familiarity with dbt, semantic / ...

SEO & CRO manager

Location
Greater London, England, United Kingdom
this channel. The Demand Generation Manager has one clear priority, use the LoyaltyLion website to reach and convert more brands. The role plays a crucial part across our inbound efforts, supporting the Demand Director across all areas of content development from creative scripts to website content, and site … audits where needed Optimisation and CRO Website user experience research and optimisation Develop, improve and optimise site user journey CRO and A / B testing experiments Messaging and experience Development of landing pages for paid media campaigns Development of ad campaign messaging ...

Hybrid Remote Data Analyst — Ecommerce Growth

Location
Greater London, England, United Kingdom
Heal's in London is seeking a Data Analyst to join our Head Office Ecommerce team and turn data from Google Analytics, Shopify and Klaviyo into clear, actionable insights that drive growth and enhance the customer … journey. You will own ecommerce reporting and dashboards, analyse campaign performance, manage data feeds, support segmentation and attribution, and contribute to A / B testing and site optimisation. The role is hybrid, requiring three days in the office per week. #J-18808-Ljbffr ...

Data Scientist III - LeapSpace

Location
Greater London, England, United Kingdom
hallucination detection) Build and maintain evaluation datasets, benchmark suites, and annotation workflows. Conduct offline experiments and contribute to online experimentation and A / B testing. Analyze experimental results and communicate findings to stakeholders. Contribute to responsible AI practices focused on quality, reliability, and trust. Cross … systemsSearch and retrieval architectures (lexical, vector, hybrid)Evaluation methodologies for IR and generative AI systems Strong programming skills in Python Experience with modern AI / ML frameworks and tooling (e.g., PyTorch, Hugging Face, LangChain, LangGraph, Haystack) Experience working with Databricks or similar distributed data and machine learning platforms Understanding ...

Fix Meta Pixel & Google Analytics 4 (GA4) Tracking Discrepancies

Location
Manchester, England, United Kingdom
Analytics 4 are reporting wildly different conversion numbers for our checkout flow. We suspect double-firing purchase events on order confirmation. We need a tracking specialist to audit Google Tag Manager, configure standard events, and verify deduplication via Conversions API. Inaccurate tracking data is causing ad algorithms … Audit, Implementation & Results Report : Complete execution of requested deliverables with final quality check. Requirements: Demonstrated experience with Klaviyo, Mailchimp, Email Sequences, A / B Testing Quick turnaround needed — must be available to start within 24 hours. No black-hat SEO tactics — Google guidelines ...

AI Evaluation Data Scientist

Location
Greater London, England, United Kingdom
ensure our scoring remains reproducible and defensible. Ideal candidates bring 5+ years in industry data science, strong experiment design and A / B testing skills, and the ability to clearly communicate findings to executive stakeholders. #J-18808-Ljbffr ...

Product Manager (Social Team)

Location
Greater London, England, United Kingdom
accountable for the revenue targets that come with it. Design and run experiments across various social and engagement initiatives (A / B tests, lightweight concept tests) to learn quickly. Plan jointly with the Engagement team so the shared goals stay aligned. Represent Social in roadmap … a country that doesn't have public health care. Enhanced Maternity & Paternity- an enhanced package on top of statutory requirements. 401k / Pension - TryHackMe makes it easy to save money for your retirement. Our Hiring Process Talent Acquisition screen (30 min) Product background interview (30 min) Take ...

iOS Developer (Radiotech)

Location
Greater London, England, United Kingdom
architectural solutions. Troubleshoot complex issues and optimize application performance and memory usage. Perform code reviews and contribute to technical documentation. Maintain and improve CI / CD and release workflows. Collaborate with Product Managers on technical solutions, planning, and estimation. Proactively suggest technical and product improvements. Use AI coding tools … development workflow. Requirements 4+ years of professional iOS development experience. Strong proficiency in Swift and modern language features. Strong experience with Swift Concurrency (async / await) and reactive programming such as Combine. Production experience with both SwiftUI and UIKit. Strong understanding of iOS architecture, application lifecycle, and platform frameworks. ...

GTM Operations Specialist

Location
Greater London, England, United Kingdom
AppsFlyer, we believe the difference between good and great is often found through marginal gains. We're looking for a GTM Operations Specialist to identify, design, and run the experiments that move the needle on ARR — one controlled test at a time. About the Role This … them. Intellectual curiosity and a bias toward action — you don't wait for perfect information. Bonus Points Experience running A / B tests or structured experiments in a business context. Background in strategy building and / or business intelligence. Familiarity ...

Growth Marketing Analyst (f/m/x)

Hiring Organisation
HelloFresh
Location
Amsterdam, Noord-Holland, Netherlands
Employment Type
Permanent
Salary
EUR Annual
team operates. You will own and iterate on what you build, delivering impactful, data-driven insights and tools that accelerate growth. Arbeidsvoorwaarden / Benefits 20% off HelloFresh 40% off Factor subscriptions hybrid work (50% office, 50% remote) 24 days annual leave home office setup budget pension scheme Verantwoordelijkheden Build … processes using data and automation Conduct analyses on customer acquisition, retention and paid media performance, and translate results into recommendations Evaluate A / B tests and help designs better ones Collaborate with the global data / BI team in Berlin to learn tools ...