Senior Data Scientist

Salary: £85,000 – 95,000 per year

Requirements

• Strong experience in machine learning/data science (typically 4-8+ years)
• Proven experience building and deploying ML models in production
• Solid understanding of churn modelling
• Solid understanding of propensity modelling
• Strong behavioral data analysis skills
• Strong Python skills (e.g. Pandas, NumPy, ML libraries)
• Experience working with real‑world, messy datasets
• Ability to work autonomously in a fast‑paced environment

Responsibilities

• Design and build advanced machine learning models focused on user behaviour prediction
• Develop churn and propensity modelling strategies
• Create a scalable model factory capable of generating bespoke models per client
• Work with complex behavioural event data from mobile applications
• Collaborate directly with the founders on product and technical direction
• Continuously experiment, iterate, and improve model performance
• Own a key part of the data science stack end‑to‑end

Technologies

• AI
• Machine Learning
• Mobile
• Python
• numpy
• pandas

More

We are a fast‑paced, early‑stage AI startup based in Central London, building cutting‑edge technology in the mobile app space. As we grow, we offer meaningful equity, a competitive salary of £85,000 – £95,000, and the opportunity to work alongside experienced founders. Our team thrives in a highly collaborative yet autonomous environment, allowing individuals to shape both the product and the company’s future. We embrace hybrid working, providing flexibility with 2‑3 days per week in the office.

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