14 of 14 Contract A/B Testing Jobs in London

leading global streaming and technology platform, supporting their product, design, and engineering teams. What You'll Work On Designing and analysing A / B experiments across high-visibility product surfaces Creating success metrics and shaping data-driven measurement strategies Deep analytical work using SQL (BigQuery … + Python / R Building dashboards in Tableau / Looker Studio Delivering clear, actionable insights to senior stakeholders Supporting either the User Platform (login, account systems, identity management). What We're Looking For 5+ years as a product-focused Data Scientist Strong background in A ...

Role / Job Title: Salesforce Marketing Cloud Engineer Work Location: Paddington, London If Hybrid, Number of Days Required in Office: 2 days The Role This exciting role will sit within the Marketing Automations team as part of Loyalty Transformation program for a leading UK retailer, executing … date with latest code best practices, implementing continual improvement for email designs and sharing best practices with automation specialists. Perform quality control checks / troubleshooting rendering / spam scoring for all automation campaigns and train automation specialists to self-serve. Ideate and design A / ...

Data Scientist / Data Analyst Contract Duration: 6 Months, initially Location: Farringdon, London Job Type: Hybrid Paying inside Ir35 via umbrella Join our team at Reed Professional Services, a management consultancy and technology services company. We are seeking a highly skilled and motivated Data Scientist … / Data Analyst to drive data-driven decision-making and deliver advanced analytics solutions across our client’s business in the postal service sector. Day-to-day of the role: Design, develop, and deploy machine learning models for predictive analytics, classification, clustering, and recommendation systems. Utilize Natural Language Processing ...

concurrent processing, and building robust automation scripts with proper logging, testing (pytest), and documentation. AI & Machine Learning Frameworks - Deep expertise in AI / ML frameworks including TensorFlow, PyTorch, Scikit-learn, and Hugging Face Transformers. Experience building, training, and deploying machine learning models for classification, regression, clustering … Django REST Framework for exposing AI models and automation services. Experience with API authentication (OAuth, JWT), rate limiting, error handling, API documentation (Swagger / OpenAPI), webhooks, and integrating disparate systems to create seamless automated workflows. Document Processing & OCR - Experience implementing intelligent document processing solutions using OCR technologies (Tesseract, Azure ...

months IR35 Status: Inside IR35 Day Rate: £650-£700 per day Location: Hybrid - 2 days per week onsite Overview We are supporting a leading eCommerce business in the search for a Senior Experimentation Data Scientist to deliver high-impact experimentation across logistics and operational initiatives . … squad-based delivery model. Key Responsibilities Design and execute experimentation frameworks focused on logistics and operational use cases Lead A / B testing and controlled experiments to evaluate promotional and operational changes Ensure analytical robustness through sense-checking data, assumptions, and outputs Work ...

seeking an experienced Sales Operations Data Analyst focusing on building core data capabilities across multiple global regions and markets. You’ll play a pivotal role in improving customer success and driving impact across Customer Experience, Digital Experience and Service Delivery. Central London location, hybrid, 10 month contract. Required … processes. Useful experience; Python or R for advanced analytics, automation, or experimentation support. Knowledge of statistical methods and experimentation (A / B testing) preferred. Machine learning and Generative AI experience is a plus. Experience working with call centre and / ...

organisation is seeking an experienced Senior Data Analyst focusing on building core data capabilities across multiple global regions and markets. You’ll play a pivotal role in improving customer success and driving impact across Customer Experience, Digital Experience and Service Delivery. Central London location, hybrid, 10 month contract. … processes. Useful experience; Python or R for advanced analytics, automation, or experimentation support. Knowledge of statistical methods and experimentation (A / B testing) preferred. Machine learning and Generative AI experience is a plus. Experience working with call centre and / ...

design AWS Lambda integration with agents AI Safety & Evaluation Guardrail implementation (hallucination detection, toxicity filtering) Response evaluation frameworks and A / B testing Definition of AI performance metrics (accuracy, latency, user satisfaction) Programming & Development Advanced Python AWS SDK (boto3) Infrastructure as Code awareness … CloudFormation / Terraform) Git and CI / CD for ML systems UX Engineer - Skills & Requirements Design & Prototyping Advanced Figma skills Wireframing, interactive prototyping, and design systems Responsive web and mobile design Conversational UX Chatbot and conversational interface design Multi-turn conversation flows and context management Error handling ...

tool interfaces - AWS Lambda integration with agents AI Safety & Evaluation: - Guardrail implementation (hallucination detection, toxicity filtering) - Response evaluation framework design - A / B testing for AI systems - Metrics definition (accuracy, latency, user satisfaction) Programming & Development: - Python (primary) - advanced level - AWS SDK (boto3) - Infrastructure … Code awareness (CloudFormation / Terraform) - Git version control - CI / CD integration for ML systems Start 13th Jan 14 week Contract Fully remote Please send me your CV if you're interested ...

tool interfaces- AWS Lambda integration with agents AI Safety & Evaluation:- Guardrail implementation (hallucination detection, toxicity filtering)- Response evaluation framework design- A / B testing for AI systems- Metrics definition (accuracy, latency, user satisfaction) Programming & Development:- Python (primary) - advanced level- AWS SDK (boto3)- Infrastructure … Code awareness (CloudFormation / Terraform)- Git version control- CI / CD integration for ML systems Start 13th Jan 14 week Contract Fully remote Please send me your CV if you're interested ...

automation platform and CRM integration. You will optimise workflows, improve data integrity, and deliver targeted campaigns that drive engagement and revenue. Client Details A professional services business in London who are looking for a CRM, marketing automation expert Description Own day-to-day operations of Marketo … workflows. Manage lead lifecycle, scoring, and alerts to support revenue goals. Collaborate with Operations to ensure Salesforce-Marketo data integrity. Implement A / B testing and campaign optimisation strategies. Support Account-Based Marketing pilots and personalised campaigns. Provide regular reporting and actionable insights ...

identity. Develop dynamic, multi-channel surveys (email, portal intercepts, exit intent). Implement advanced branching logic and variation frameworks for A / B testing. Configure API connections to CRM systems and Power BI for real-time dashboards. Ensure secure data handling and compliance with GDPR … tight timelines. Desirable Skills Familiarity with automotive financial services or similar regulated industries. Experience in UX research and competitor benchmarking. Basic knowledge of JavaScript / HTML / CSS for custom survey styling. Engagement Deliverables Fully branded Qualtrics environment. Configured surveys deployed across multiple channels. Integrated dashboards for real ...

Braze Comms Campaign Ops Specialist Contract Length: 13 Weeks (w / Potential Extension) Location: London / Hybrid (x2 Days Onsite PW) Umbrella Rate: £350 - £450 Per Day (Inside IR35) Our client is a leading UK consumer digital business, seeking a hands-on Campaign Operations … Braze. Personalise content using Liquid scripting for dynamic campaigns. Design automated workflows and customer journeys based on behaviour and segmentation. Conduct A / B tests, track campaign performance, and provide insights. Collaborate with cross-functional teams to ensure accurate execution and compliance. Essential Skills & Experience ...

Pricing Optimisation Data Scientist £600-700 per day Inside IR35 3 months The Role As a Pricing Optimisation Data Scientist, you will work closely with product, commercial, and engineering teams to design, build, and deploy pricing models. You will analyse large datasets, run experiments, and deliver actionable insights … Develop and maintain pricing optimisation models using Python and SQL Analyse customer behaviour, demand elasticity, and price sensitivity Design and evaluate A / B tests and pricing experiments Build data pipelines and analytical datasets to support pricing decisions Translate complex analytical results into clear insights ...