Lead Data Scientist at Series A gaming analytics platform

Company: Jack & Jill
Apply for the Lead Data Scientist at Series A gaming analytics platform
Location: London
Job Description:

Job Title

Lead Data Scientist

Salary

Not Disclosed

Company Description

Series A gaming analytics platform

Job Description

As the most senior data science practitioner, you will own the technical roadmap for an investment-grade machine learning platform. You’ll design sophisticated ML models for LTV prediction and financial forecasting using petabyte-scale gaming data. Reporting to the founders, you will set technical standards and mentor a high-performing team in a fast‑paced environment.

Location

London, UK

Why this role is remarkable

  • Shape the data science function from the ground floor with a direct line to the founding team at a high‑growth startup.
  • Work on a massive $6bn industry problem, developing models used by top‑tier VCs for multi‑billion dollar deal diligence.
  • Join a zero‑politics, high‑energy culture alongside experts from world‑leading gaming and financial data organizations.

What You Will Do

  • Define the technical vision and roadmap for machine learning capabilities, making critical build‑vs‑buy decisions.
  • Design and deploy production‑scale models for LTV prediction, user acquisition optimization, and financial forecasting.
  • Lead, hire, and mentor a growing data science team while establishing rigorous MLOps and architectural standards.

The ideal candidate

  • 6+ years of hands‑on data science experience at scale, including leadership or management roles within Gaming or AdTech.
  • Advanced expertise in Python, SQL, and deep learning frameworks like PyTorch or XGBoost, with a focus on production deployment.
  • Strong quantitative background, ideally with a PhD, and the ability to translate complex model outputs for C‑level executives.

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Posted: May 19th, 2026