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About the Role

Join the Nectar360 Data Science team to build systems for the UK's largest coalition loyalty programme and Sainsbury's Retail Media platform. You will design, build, and improve cutting-edge measurement capabilities, including multi-channel attribution, uplift estimation, and AI-driven targeting to drive value for customers and the business.

Responsibilities

• Develop algorithms and pipelines for marketing measurement solutions
• Enhance modelling and optimisation capabilities using techniques like MMMs, causal inference, and Bayesian modelling
• Maintain and optimise existing models based on changing needs and client feedback
• Align with best practices for modelling, experimentation, deployment, and lifecycle management
• Collaborate with stakeholders and engineering teams to source data and deploy robust solutions
• Contribute new ideas and state-of-the-art techniques to the data science community
• Actively participate in the internal Data and Analytics community

Requirements

• Experience in commercial Data Science roles
• Proven record of building systems that run in production
• Ability to balance technical rigour with commercial and customer value
• Strong communication skills for diverse technical and seniority levels
• Independence in proposing and implementing solutions
• Solid grounding in statistical modelling and machine learning
• Understanding of production codebases, version control, and CI/CD
• Practical experience with cloud platforms and MLOps tools
• Advanced programming ability in Python and strong SQL skills

Skills

• Python
• SQL
• Statistical modelling
• Machine learning
• Causal inference
• Marketing Mix Modelling (MMM)
• Bayesian inference
• Experimentation
• Multi-touch attribution
• Time series modelling
• MLOps
• CI/CD
• Version control

Location

• London, Farringdon
• Home

Work Type

• Hybrid

Benefits

• Mentoring from Data Science Managers
• Automation and orchestration support from engineering and product teams
• Technical and non-technical training
• Regular hackathons and learning days
• Knowledge sharing sessions
• Flexible working

About the Company

• Nectar360 is the team behind Sainsbury's Retail Media offering and the UK's largest coalition loyalty programme, Nectar, with 24 million members.
• Part of the wider Sainsbury's business.

Equal Opportunity

• We are committed to being a truly inclusive retailer so you’ll be welcomed whoever you are and wherever you work.