351 to 375 of 408 A/B Testing Jobs in England

Paid Media Manager

Hiring Organisation
ST Talent Ltd
Location
Leeds, West Yorkshire, Yorkshire, United Kingdom
Employment Type
Permanent
Salary
£40,000
Role With responsibility for significant paid media budgets, developing strategies and making sure campaigns consistently deliver against key KPIs. Youll work across: PMax / Google Ads Meta Ads LinkedIn Ads TikTok Ads Amazon Ads Youll be responsible for managing budgets day-to-day, deciding where investment is best placed … daily campaign checks to identify issues and opportunities. Writing and updating ad copy to reflect promotions, USPs and brand messaging. Running A / B tests across conversion goals, creative and CTAs. Producing detailed weekly and monthly performance reports with actionable recommendations. Building customer, remarketing ...

product designer for digital healthcare

Location
Greater London, England, United Kingdom
Описание Eucalyptus is a digital healthcare company building long-term care solutions and personalised health and wellness programs. Its Juniper program combines GLP-1 medication, personalised nutrition, movement support, and clinician-led care for people living with obesity. Задачи Own a problem area across connected surfaces … native interfaces Contribute to the design system Conduct user research and usability testing Set up and evaluate A / B tests Create UX writing for a regulated market Share work early, participate in critique, and improve review quality Develop other designers ...

Staff Data Scientist

Location
Greater London, England, United Kingdom
progress. At Preply, we’re all about creating life-changing learning experiences. We help people discover the magic of the perfect tutor, craft a personalised learning journey, and stay motivated to keep growing. Our approach is human-led, tech-enabled - and it’s creating real impact. We power … every day. Meet the team! At Preply, data is at the heart of every decision we make. We run hundreds of A / B tests to continually optimize our product, each with its own analytical and tracking challenges. The complexity of our subscription model, along ...

Senior Commercial Manager

Hiring Organisation
Booking.com
Location
Manchester, United Kingdom
Employment Type
Full Time
This job is with Booking.com, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. About Us: At Booking.com, data drives … decisions. Technology is at our core. And innovation is everywhere. But our company is more than datasets, lines of code or A / B tests. We're the thrill of the first night in a new place. The excitement of the next morning. ...

Data Scientist - Payment Success Software engineering London

Location
Greater London, England, United Kingdom
merchants by crafting optimal payments strategy. Conduct deep-dive exploratory data analysis to uncover insights and anomalies Conduct experiments and A / B tests to improve performance, including ML based solutions. Develop cutting-edge automation tools aimed at monitoring and optimising merchants’ performance. Implement robust … Fintech or Consultancy, using analysis to make business recommendations A huge advantage if you have previous experience working as Payment Analyst / Expert Data driven approach, by clearly defining success metrics and measuring progress against them SQL / Python knowledge to extract & analyse large data from ...

Software Engineer III - Full Stack

Location
Leeds, England, United Kingdom
platform, partnering closely with product and design to deliver engaging, performant, and accessible features Design and implement experimentation capabilities (feature flags, A / B tests) to validate ideas quickly and safely Integrate with backend APIs and collaborate with platform teams to build reliable, observable systems … smart contracts Strong understanding of performance optimization, responsive design, accessibility, and web standards Experience integrating with backend APIs and collaborating with cross-functional platform / infra teams Experience with CI / CD pipelines, testing strategies, and safe deployment practices for web applications Team-first mentality, with ...

Senior Product Manager

Location
Greater London, England, United Kingdom
with smart, high-performing solutions Your Story 5+ years of demonstrated product management experience, ideally within fast-growing tech, fintech, or SaaS businesses BA / BS in a technical or analytical field You see the endgame but are focused on refining every detail A true … Expert at distilling complex challenges into simple, elegant products that delight users Data-driven mindset: you formulate hypotheses, design and run A / B tests, and make decisions grounded in evidence Clear, empathetic communicator who can engage and align both technical and business stakeholders Customer ...

Software Engineer III - Backend, Fanatics Markets

Location
Leeds, England, United Kingdom
partnering with product and other engineering teams to deliver robust, observable, and maintainable systems Design and implement experimentation capabilities (feature flags, A / B tests) to validate ideas quickly and safely Model and manage data for markets, orders, and transactions with a focus … blockchain data (e.g., event logs, indexing, reconciliation between on-chain and off-chain state) Experience with PostgreSQL - complex query optimization, indexing strategies, and schema / migration management Experience with event driven architecture like Kafka or PubSub Strong grasp of software design principles (e.g., SOLID, DRY) and testing ...

Data Scientist - Principal

Location
Greater London, England, United Kingdom
monetization, and operational outcomes.* Lead the modeling framework for complex systems, guaranteeing comprehensive evaluation and monitoring of causal inference, uplift modeling, sequential decisioning, bandits / reinforcement learning, and forecasting.* Partner with game teams to define success metrics, guardrails, and decision frameworks, translating analytical results into actionable product and operational … actions.* Define and uphold engineering standards and guidelines for model development, including validation, uncertainty, reproducibility, and bias / quality checks.* Drive scalable experimentation with A / B and Multi-armed bandit testing frameworks, power analysis, variance reduction, and online-offline alignment.* Work ...

Staff Software Engineer

Hiring Organisation
Stepstone UK
Location
South East London, London, United Kingdom
Employment Type
Permanent
engineering background with deep expertise in .NET andReact, and a proven record delivering large-scale, production-grade systems using A / B testing. Experience designing and operating large-scale distributed systems on AWS, including secure development, data protection, compliance, and enterprise architecture. Strong … modern frontend expertise: component architecture, design systems, responsive design, accessibility (WCAG), and client-side state management. Hands-on experience with enterprise / SaaS web platforms using microservices and micro-frontends, covering performance (Core Web Vitals, rendering, code splitting, CDN), API integration (REST, OpenAI, Bedrock), and service scalability / ...

Junior CRM Manager

Hiring Organisation
We Are Fr Group
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£40,000
Strong hands-on experience with HubSpot, Klaviyo or another ESP. Solid CRM & lifecycle marketing knowledge, with experience mapping customer journeys and using data / reporting to drive decisions. Confident building in HubSpot, including forms, landing pages, sequences, CMS and ideally payments / recurring billing. Commercial and optimisation-focused … with an understanding of CRO, landing page best practice and A / B testing. Proactive and collaborative, comfortable owning CRM end-to-end and working across Marketing, Clinical and Patient Support teams. This is an exciting time to join the business and play a ...

Digital Marketing Manager

Location
Greater London, England, United Kingdom
Work closely with the SEO Manager to maintain and optimize a high-performing and converting website Funnel Optimization: Continuously A / B test ad creatives, copy, headlines, and user journeys to reduce friction and increase lead conversion rates. Analytics & Reporting: Consolidate data from … website sessions, brand stats and the sales pipeline. Proactively analyse multi-channel funnel data to identify performance anomalies and opportunities, attribute conversion paths, CPL / C trends, and deliver actionable optimizations to the CMO. Own the setup, auditing, and troubleshooting of tracking infrastructure. Independently diagnose and fix issues related ...

Paid Media Manager

Hiring Organisation
K3 Advisory Group
Location
Sutton Coldfield, West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£37,000 per annum
looking for a Paid Media Manager to take ownership of client acquisition strategy across Google Ads and paid social. You'll be the go-to expert for campaign strategy, execution and optimisation across Search, Display, Performance Max, Meta and LinkedIn. What you'll be doing You'll plan … audience signals, asset testing and structured reporting to get the most from PMax and paid social alike · Run structured A / B tests across creative, copy, audiences and targeting What we're looking for · 2+ years' experience managing paid media campaigns ...

Data Scientist

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
people and serve over 120 million customers in 26 languages. We empower our employees to push boundaries and explore new ideas, cultivating a culture that celebrates and rewards creativity. This offers employees a wealth of growth opportunities, giving them the opportunity to make a … deploying robust statistical and machine learning models to address complex business challenges and drive innovative solutions. Designing, implementing, and analysing A / B tests and other controlled experiments to measure the impact of new features, strategies, or models. Contributing to the development and maintenance ...

Data Scientist

Hiring Organisation
Hackajob Ltd
Location
Stoke-On-Trent, Staffordshire, West Midlands, United Kingdom
Employment Type
Permanent, Work From Home
people and serve over 120 million customers in 26 languages. We empower our employees to push boundaries and explore new ideas, cultivating a culture that celebrates and rewards creativity. This offers employees a wealth of growth opportunities, giving them the opportunity to make a … deploying robust statistical and machine learning models to address complex business challenges and drive innovative solutions. Designing, implementing, and analysing A / B tests and other controlled experiments to measure the impact of new features, strategies, or models. Contributing to the development and maintenance ...

Senior Campaign Manager, EMEA

Location
Greater London, England, United Kingdom
growth. Apply for one position or as many as you like. Talent doesn’t always just go in one direction or fit in a single box. We’re happy to see whatever your superpower is and find the best place for it to flourish. Get started … manage campaign deadlines, assets, and deliverables. Support strategic marketing initiatives as needed. Bring and implement the latest and best campaign practices. A / B test campaigns and optimize performance across the whole customer journey. Measure and track ROMI for digital campaigns. Experience & Skills ...

Customer Data Scientist

Location
Greater London, England, United Kingdom
company is on a mission to help companies build better products through data. Following our acquisition of Statsig, we now offer one of the most comprehensive experimentation and product analytics platforms on the market. As an Customer Data Scientist, you will combine deep experimentation expertise, applied statistics … related field with a strong foundation in experimental design and causal inference. Hands‐on experience designing, running, and analyzing A / B tests and applying advanced experimentation methodologies, including variance reduction, holdouts, sequential testing, or related techniques. Strong proficiency ...

Senior Data Analyst

Location
Greater London, England, United Kingdom
Company Overview Team Creation Limited is a fast-growing software development company operating across Asia and Europe. We provide services including market research, artificial intelligence solutions, cloud computing, and mobile application development for a broad range of international clients. Our focus is on delivering innovative … growth and development of our professional workforce. Key Responsibilities Product analytics — Define metrics for new and existing features. Design and analyse A / B tests end-to-end: hypothesis, sample sizing, statistical readout, and decision recommendation. Diagnose user behaviour, identify drop-off points, and surface ...

CRM Data Analyst

Hiring Organisation
WeComm
Location
City of London, London, United Kingdom
Role This is a CRM Analytics & Insight Analyst position sitting inside the Digital team, reporting into the CRM Customer Engagement Manager. … focused specifically on measuring and improving CRM performance — analysing email and app campaign data, building and maintaining Tableau dashboards, evaluating A / B test results, and using customer segmentation to help target campaigns more effectively. It's a hands-on, delivery-focused analyst ...

Senior Software Engineer (iOS)

Location
Greater London, England, United Kingdom
ship innovative UX patterns for conversational interfaces and AI-driven experiences on iOS Architect and build Swift-first, production grade features using async / await, structured concurrency and modern iOS APIs Lead implementation of context-aware experiences using behavior, preferences, and app state with an emphasis on performance … privacy Use metrics, experimentation, and validation (analytics, A / B tests, logging) to iterate on features and improve quality over time Turn complex AI / ML capabilities into simple, intuitive mobile interactions Use AI tools (e.g., Claude Code / LLM‐based coding assistants ...

Data Scientist - Audiobooks Analytics

Location
Greater London, England, United Kingdom
looking for a Data Scientist to join the Business Analytics team within Spotify’s Business Strategy and Insights organization. You will work with the Audiobooks Analytics Lead to help shape our global audiobooks strategy and improve the experience for listeners, creators, publishers, and authors. In this role … Personalization, Product, Finance, and Business teams to improve title selection, recommendation quality, and the listener experience. Design and analyze experiments, including A / B tests and quasi-experiments, to measure the impact of product and go-to-market initiatives. Monitor the health of the audiobooks ...

Meta Ads Manager

Hiring Organisation
Anglian Home Improvements
Location
Norwich, Norfolk, United Kingdom
Employment Type
Full-Time
Salary
£38,500 - £42,500 per annum
including Anglian Home Improvements, Everest, Safestyle and Norwich Sunblinds, we're investing heavily in digital growth and customer acquisition. We're looking for a talented Meta Ads Manager to take ownership of our Facebook, Instagram and wider Meta advertising strategy, delivering high-performing campaigns that generate leads, maximise … lead generation and revenue targets Developing audience targeting, retargeting and lookalike audience strategies Analysing campaign performance and producing actionable insights Running A / B tests and continuously improving creative performance Working closely with our in-house Creative, Marketing and Analytics teams Identifying emerging trends, opportunities ...

Applied AI Engineer - Agentic Systems - Senior Associate

Location
Greater London, England, United Kingdom
interfaces, and deliver measurable business impact. Analyze data to inform agent capabilities, optimize retrieval, and drive data-driven decision-making; conduct A / B tests and performance evaluations. Mentor and guide team members on agent frameworks, LLM usage, safety, and best practices. Required Qualifications, Capabilities … LangChain, CrewAI, AutoGen, LangGraph. Knowledge of generative models including transformers, GANs, VAEs, and diffusion models. Understanding of data preprocessing, feature engineering, and model / agent evaluation techniques. Familiarity with cloud platforms and containerization technologies. Strong problem‐solving skills and ability to work independently and collaboratively. Effective communication skills ...

Applied AI Engineer - Agentic Systems - Senior Associate

Location
Greater London, England, United Kingdom
interfaces, and deliver measurable business impact. Analyze data to inform agent capabilities, optimize retrieval, and drive data‐driven decision‐making; conduct A / B tests and performance evaluations. Mentor and guide team members on agent frameworks, LLM usage, safety, and best practices. Required Qualifications, Capabilities … LangChain, CrewAI, AutoGen, LangGraph. Knowledge of generative models including transformers, GANs, VAEs, and diffusion models. Understanding of data preprocessing, feature engineering, and model / agent evaluation techniques. Familiarity with cloud platforms and containerization technologies. Strong problem‐solving skills and ability to work independently and collaboratively. Effective communication skills ...

Trint Go-To-Market (GTM) Engineer

Location
Greater London, England, United Kingdom
Trint Go-To-Market (GTM) Engineer We’re looking for a GTM Engineer with 2–3+ years of experience in growth, GTM, or RevOps roles within B2B SaaS to solve our most critical revenue challenge: generating a high volume of high-quality enterprise leads that convert … booked opportunity to closed-won through advanced targeting, data enrichment, and routing logic. Experiment & Measure: Build performance dashboards, run structured A / B tests on messaging and sequencing, analyse funnel data to identify bottlenecks, and iterate rapidly on what works. What We’re Looking ...