Data Scientist (AI/ML)

Location: London, United Kingdom; hybrid, with teams in the office around four days a week. This is a UK-based role and requires the right to work in the United Kingdom.

Company

hirify.global is WPP’s AI-driven media operating unit, combining media, data, partnerships, and marketing technology to deliver personalized advertising and measurable client growth.

What you will do

• Develop and maintain AI and machine learning algorithms for media buying optimization across multiple campaign KPIs.
• Create audience segmentation and addressability models to improve targeting precision.
• Generate insights from complex datasets to support campaign planning and media strategy.
• Implement yield management strategies across the addressable TV portfolio.
• Build forecasting models for campaign performance across multiple channels.
• Design A/B tests and support campaign measurement methodologies.

Requirements

• Proficiency in Python or R for data analysis and modelling.
• Strong understanding of statistics and machine learning algorithms.
• Experience with SQL and data manipulation techniques.
• Familiarity with Tableau or Power BI and knowledge of digital advertising concepts and metrics.
• Strong analytical, problem-solving, communication, and collaboration skills.
• Right to work in the United Kingdom is required.

Nice to have

• Knowledge of marketing analytics and attribution models.
• Understanding of programmatic advertising ecosystems.
• Working knowledge of econometric modelling and media mix modelling.

Culture & Benefits

• Hybrid working environment with regular in-office collaboration and events.
• Employee resource groups and an inclusive workplace focused on trust, respect, and professional development.
• Access to global hirify.global and WPP networks, professional connections, and learning opportunities.
• Medical, retirement, vision, and dental insurance.
• Paid time off, partner discounts, and employee mental health awareness days.