Lead Product Data Scientist - AI-Driven Experiments

Zego; Greater London; Hybrid; GBP 110,000 - 150,000; Full time

Benefits offered by this job

Salary benchmarked against function

Annual performance bonus

Share options

Private medical insurance

Pension & generous holiday

Learning budget £1,000/year

Job summary

Zego is hiring a Lead Product Data Scientist to shape how we make our biggest product and commercial decisions. You’ll work with senior leaders across Product, Growth and Operations to decide where to focus and how to measure impact.

You’ll build foundations for experimentation, develop customer models, and guide production of AI-powered data solutions across teams, helping scale data science across a fast-growing business.

Qualifications

• Significant data science experience in a product-led business with impact on product or commercial decisions.
• Strong executive presence; able to influence senior leaders with evidence and clear results.
• Expertise in experimentation and causal inference with many online experiments.
• Experience building customer models such as churn, propensity, LTV or segmentation and getting them used in real decisions.
• Strong Python and SQL, with confidence working AI-first and judging AI output.
• Experience taking models into production on AWS SageMaker or a similar ML platform.

Responsibilities

• Embed data science in strategy and decision making with a prioritised roadmap.
• Own Zego’s experimentation framework—design standards, power, guardrail metrics and decision rules; coach teams to run routine experiments.
• Partner with Product teams to shape ideas into evidence-based hypotheses and well-designed experiments; apply causal inference where randomised tests aren’t possible.
• Build models of customer behaviour across lifecycle with teams such as Marketing and Fraud.
• Use AI to scale data science across Zego, automating experiment analysis and readouts; build self-serve tools.
• Take the most impactful models into production with our ML Platform team.
• Set technical direction and mentor analysts and data scientists as the capability grows.

Skills

Data science in product-led business

Executive presence

Experimentation & causal inference

Customer lifecycle models (churn, LTV,

Python & SQL

Production ML on AWS SageMaker

Tools

AWS SageMaker

Job description

Zego is hiring a Lead Product Data Scientist to shape how we make our biggest product and commercial decisions. You’ll work with senior leaders across Product, Growth and Operations to decide where to focus and how to measure impact.

You’ll build foundations for experimentation, develop customer models, and guide production of AI-powered data solutions across teams, helping scale data science across a fast-growing business.