18 of 18 Remote A/B Testing Jobs in Central London

Senior Data Scientists / Analysts SC / DV Cleared (Military / Veteran-Friendly) Multiple Openings Location: London (Remote & Hybrid options) Employment: Permanent Clearance: Current SC or DV required Make sense of mission-critical data that actually drives decisions. Areti Group is partnering with one of the UKs fastest-growing Series A-funded tech start-ups … for sensitive environments. Collaborate across engineering, security, and product teams to deliver at pace and scale. The toolkit youll use Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch / TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST / JSON, Postman, Flask / FastAPI, Power BI / Tableau, D3.js DevOps & Cloud: CI / CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform / CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A / B testing Data Security & Compliance: Secure SDLC, ISO / NIST, data governance, GDPR-compliant pipelines Collaboration & Control: Git-based workflows, Jira, Confluence, automated testing suites Must-have experience More ❯

Senior Data Scientists / Analysts – SC / DV Cleared – (Military / Veteran-Friendly) — Multiple Openings 🌳 Location: London (Remote & Hybrid options) 🌳 Employment: Permanent 🌳 Clearance: Current SC or DV required 🌳 Make sense of mission-critical data that actually drives decisions. 🌳 Areti Group is partnering with one of the UK’s fastest-growing Series A-funded tech start … sensitive environments. Collaborate across engineering, security, and product teams to deliver at pace and scale. The toolkit you’ll use 🌳 Data Science & Engineering: Python (NumPy, Pandas, scikit-learn, PyTorch / TensorFlow), SQL, NoSQL, Spark, big data ecosystems Visualisation & APIs: REST / JSON, Postman, Flask / FastAPI, Power BI / Tableau, D3.js DevOps & Cloud: CI / CD, Docker, AWS (S3, Lambda, SageMaker), Kubernetes, Terraform / CDK ML Ops & Automation: MLFlow, feature stores, model monitoring, A / B testing Data Security & Compliance: Secure SDLC, ISO / NIST, data governance, GDPR-compliant pipelines Collaboration & Control: Git-based workflows, Jira, Confluence, automated testing suites Must-have experience More ❯

SENIOR CUSTOMER ANALYST LONDON – HYBRID - 2 DAYS A WEEK IN OFFICE SALARY – £70,000 + BONUS THE COMPANY A leading delivery marketplace connecting millions of customers with thousands of restaurant partners! THE ROLE As a Senior Customer Analyst, you will play a pivotal role in driving customer strategy and lifecycle optimisation across … shape customer growth. Key Responsibilities: Analyse and optimise customer behaviour across the lifecycle - acquisition, retention, churn. Deliver actionable insights that influence marketing and growth strategy. Run A / B and multivariate tests to evaluate campaign performance. Use SQL and Tableau / Looker to build data stories and dashboards. Support lifecycle marketing initiatives by identifying … churn reduction. Strong data storytelling skills - able to translate insights into commercial impact. Ideally from eCommerce, tech, or other high-growth, data-driven environments. Python and A / B testing experience desirable. BENEFITS Salary up to £70,000 Discretionary annual bonus Hybrid working – 2 days a week in central London Opportunity More ❯

role for you. What you’ll do: Oversee all ecommerce optimisation and personalisation initiatives across websites and apps. Work with the ecommerce trading team to gather A / B testing requirements and implement campaigns that balance customer experience with commercial impact. Manage content updates to ensure a clear and accurate customer … journey. Identify opportunities for innovation and implement changes using Bloomreach and other tools. Utilise HTML, CSS, and a strong understanding of search and … merchandising tools (Search and Promote). What we’re looking for: Passion for ecommerce and online retail. Strong analytical mindset with experience in optimisation, personalisation, and A / B testing. Hands-on experience with HTML, CSS, and ecommerce platforms / tools. Be at the heart of driving innovation and delivering experiences that keep our More ❯

role for you. What you’ll do: Oversee all ecommerce optimisation and personalisation initiatives across websites and apps. Work with the ecommerce trading team to gather A / B testing requirements and implement campaigns that balance customer experience with commercial impact. Manage content updates to ensure a clear and accurate customer … journey. Identify opportunities for innovation and implement changes using Bloomreach and other tools. Utilise HTML, CSS, and a strong understanding of search and … merchandising tools (Search and Promote). What we’re looking for: Passion for ecommerce and online retail. Strong analytical mindset with experience in optimisation, personalisation, and A / B testing. Hands-on experience with HTML, CSS, and ecommerce platforms / tools. Be at the heart of driving innovation and delivering experiences that keep our More ❯

Lead Generation Manager – Email Marketing – Up to £40k + Excellent Benefits, Hybrid Are you a data-driven marketer with a passion for crafting email campaigns that convert? Our client, a well-respected agency, is seeking a Lead Generation Manager to take charge of their email marketing strategy and drive high-quality leads … for their sales team. This hybrid role offers 3 days working remotely and 2 days in their vibrant London office. With a portfolio of high-profile clients and a reputation for delivering innovative, multi-channel campaigns, this agency is growing fast—and they need a commercially minded Lead Generation Manager to help fuel that … Plan and deliver targeted email campaigns for both client initiatives and internal sales efforts Create compelling email content and copy that drives engagement and conversions Conduct A / B testing and performance analysis to optimise campaign results Manage, build and segment email databases, ensuring GDPR compliance Collaborate with sales and marketing teams to More ❯

Salary: £35,000 – £40,000 + Bonus + Benefits Start Date: ASAP About the Opportunity: We are seeking an ambitious and intellectually curious Junior Data Scientist to join a fast-growing, forward-thinking team working at the forefront of data science, machine learning, and applied AI. This is an excellent opportunity for a recent Master’s … in complex datasets. You’ll collaborate with experienced data scientists, machine learning engineers, and subject-matter experts to design, develop, and deploy models that deliver meaningful impact across a variety of industries. What You’ll Be Doing: Designing and building machine learning models to solve real-world problems Carrying out full data science workflows … from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A / B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying More ❯

Salary: £35,000 – £40,000 + Bonus + Benefits Start Date: ASAP About the Opportunity: We are seeking an ambitious and intellectually curious Junior Data Scientist to join a fast-growing, forward-thinking team working at the forefront of data science, machine learning, and applied AI. This is an excellent opportunity for a recent Master’s … in complex datasets. You’ll collaborate with experienced data scientists, machine learning engineers, and subject-matter experts to design, develop, and deploy models that deliver meaningful impact across a variety of industries. What You’ll Be Doing: Designing and building machine learning models to solve real-world problems Carrying out full data science workflows … from data acquisition and cleaning to modelling, validation, and deployment Applying statistical and AI techniques to generate actionable insights Contributing to experimental research, model prototyping, and A / B testing Presenting findings clearly to both technical and non-technical stakeholders Collaborating across data science, engineering, and product teams to build scalable solutions Staying More ❯

big ideas into the products, content and services millions of people love. And we do it all right here at Sky. What you'll do We are seeking a highly skilled Lead Machine Learning Engineer to advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate … datasets. Production Deployment: Deploy and supervise ML models in production environments, ensuring high availability, optimal performance, and continued relevance. Experimentation: Lead the design and analysis of A / B tests and offline experiments to evaluate model efficacy and support continuous improvement. Cross-Functional Collaboration: Engage with multidisciplinary teams to align machine learning initiatives with business … ll bring Demonstrated expertise in the full lifecycle of machine learning, from model development and deployment to monitoring and maintenance. Advanced proficiency in Python and knowledge of ML libraries / frameworks (e.g., TensorFlow, PyTorch). Experience with high-volume data processing and real-time streaming architectures. Strong understanding of recommendation system design and personalisation algorithms. Familiarity with Generative AI More ❯

big ideas into the products, content and services millions of people love. And we do it all right here at Sky. What you'll do We are seeking a highly skilled Lead Machine Learning Engineer to advance our personalised recommendation systems by developing efficient, low-latency solutions that serve millions of users globally. The successful candidate will collaborate … datasets. Production Deployment: Deploy and supervise ML models in production environments, ensuring high availability, optimal performance, and continued relevance. Experimentation: Lead the design and analysis of A / B tests and offline experiments to evaluate model efficacy and support continuous improvement. Cross-Functional Collaboration: Engage with multidisciplinary teams to align machine learning initiatives with business … ll bring Demonstrated expertise in the full lifecycle of machine learning, from model development and deployment to monitoring and maintenance. Advanced proficiency in Python and knowledge of ML libraries / frameworks (e.g., TensorFlow, PyTorch). Experience with high-volume data processing and real-time streaming architectures. Strong understanding of recommendation system design and personalisation algorithms. Familiarity with Generative AI More ❯

innovators. They help millions of people transform their digital memories into something tangible and meaningful - combining design, data, and storytelling to create emotionally engaging experiences. You’ll join a forward-thinking marketing function where creativity meets analytics, and where your ideas will directly influence how customers connect with the brand. The CRM Manager will lead customer relationship strategy … deliver the full CRM strategy and content calendar from concept to execution Collaborate with creative, product, and data teams to craft persuasive multi-channel campaigns Use A / B testing, segmentation, and automation to improve conversion and engagement Champion customer insight and feedback loops to evolve messaging and strategy Report on CRM performance … + performance bonus potential Hybrid working (3 days in office) 25 Days holiday plus bank holidays (closed between Christmas and New Year) Equity options Group pension scheme (salary exchange / sacrifice) Private medical insurance, including dental and eye cover Travel subsidies - Cycle to work scheme / season ticket loans Enhanced sickness & parental leave L&D budget for conferences More ❯

Senior Frontend Engineer – Join a profitable FinTech Scale-Up 🚀 💰Up to £110,000 🏡Hybrid working – once a week onsite in London 💻React, TypeScript, API experience We’re partnered with a leading FinTech scale-up who are transforming how small businesses access finance to grow and scale. The business is backed by a … across the UK and Europe. They combine cutting-edge technology and data science to enables finance to be accessible for their customers and they are now looking for a Frontend Engineer as the business continues to scale. What will you be doing: Be responsible for taking ownership of projects and running the front-end … development for their customers Build the interfaces that allow customers to choose between different products to best find the product that meets their requirements Implement robust A / B testing and tracking to measure the impact you’re making on the product and how this can shape future product decisions Build and develop More ❯

Senior Frontend Engineer – Join a profitable FinTech Scale-Up 🚀 💰Up to £110,000 🏡Hybrid working – once a week onsite in London 💻React, TypeScript, API experience We’re partnered with a leading FinTech scale-up who are transforming how small businesses access finance to grow and scale. The business is backed by a … across the UK and Europe. They combine cutting-edge technology and data science to enables finance to be accessible for their customers and they are now looking for a Frontend Engineer as the business continues to scale. What will you be doing: Be responsible for taking ownership of projects and running the front-end … development for their customers Build the interfaces that allow customers to choose between different products to best find the product that meets their requirements Implement robust A / B testing and tracking to measure the impact you’re making on the product and how this can shape future product decisions Build and develop More ❯

a high-impact opportunity to define the look, feel, and usability of a product that will transform how students learn. Role Responsibilities Optimize the UI / UX of our US-facing product to drive adoption and engagement. Design, implement, and analyze A / B tests to refine features and improve … overall flow. Role Requirements Grew up in the US with a strong knowledge of the pre-university education system. 2–3 years of industry experience in UI / UX design. Proficiency in Figma and a track record of delivering polished design systems. Extreme eye for detail, with a user-first mindset and passion … tech and motivated by building products that create real impact. Experience ideating, prototyping, and experimenting with AI tools (e.g., ChatGPT, Cursor). An online portfolio showcasing mobile app and / or web design work products. Ideal Candidate Quality Focus: Obsessive attention to detail and commitment to shipping polished, bug-free experiences Collaborative Spirit: Ability to work closely with designers More ❯

a high-impact opportunity to define the look, feel, and usability of a product that will transform how students learn. Role Responsibilities Optimize the UI / UX of our US-facing product to drive adoption and engagement. Design, implement, and analyze A / B tests to refine features and improve … overall flow. Role Requirements Grew up in the US with a strong knowledge of the pre-university education system. 2–3 years of industry experience in UI / UX design. Proficiency in Figma and a track record of delivering polished design systems. Extreme eye for detail, with a user-first mindset and passion … tech and motivated by building products that create real impact. Experience ideating, prototyping, and experimenting with AI tools (e.g., ChatGPT, Cursor). An online portfolio showcasing mobile app and / or web design work products. Ideal Candidate Quality Focus: Obsessive attention to detail and commitment to shipping polished, bug-free experiences Collaborative Spirit: Ability to work closely with designers More ❯

prospecting with playbook building, experimentation, and cross-functional orchestration. RESPONSIBILITIES Own outbound pipeline creation: hit monthly meeting and Sales accepted opportunities targets and quarterly pipeline goals for priority ICPs / segments. Prospect into target accounts : research, build lists, and multi-thread into HR, IT, and Operations leaders across enterprise / upper mid-market. Run outbound campaigns end-to … end: write sequences, call, email, LinkedIn / video, and A / B test messaging, report results and iterate. Qualify rigorously : use MEDDICC to confirm pain, impact, authority, and next steps, convert first meetings to SAOs. Book and hold meetings : secure time with decision makers, drive confirmations / reminders, and recover no shows quickly. … ensure smooth transitions to AEs. Build playbooks & enablement : codify talk tracks, objections, triggers, and outreach templates, mentor junior BDRs. Maintain clean data & tooling : keep CRM (HubSpot) accurate, update fields / activities, and collaborate with Sales Team Lead on dashboards. Feed market intelligence : capture competitive insights, buyer triggers, and product feedback to Sales, Marketing, and Product. WHAT YOU’LL BRING More ❯

prospecting with playbook building, experimentation, and cross-functional orchestration. RESPONSIBILITIES Own outbound pipeline creation: hit monthly meeting and Sales accepted opportunities targets and quarterly pipeline goals for priority ICPs / segments. Prospect into target accounts : research, build lists, and multi-thread into HR, IT, and Operations leaders across enterprise / upper mid-market. Run outbound campaigns end-to … end: write sequences, call, email, LinkedIn / video, and A / B test messaging, report results and iterate. Qualify rigorously : use MEDDICC to confirm pain, impact, authority, and next steps, convert first meetings to SAOs. Book and hold meetings : secure time with decision makers, drive confirmations / reminders, and recover no shows quickly. … ensure smooth transitions to AEs. Build playbooks & enablement : codify talk tracks, objections, triggers, and outreach templates, mentor junior BDRs. Maintain clean data & tooling : keep CRM (HubSpot) accurate, update fields / activities, and collaborate with Sales Team Lead on dashboards. Feed market intelligence : capture competitive insights, buyer triggers, and product feedback to Sales, Marketing, and Product. WHAT YOU’LL BRING 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 ❯