Data Scientist - Experimentation & Ads Analytics

Principle; Greater London; Remote; GBP 94,500 - 115,500; Full time

Job summary

A leading data-driven company in the UK is looking for a Senior Data Scientist to enhance digital advertising performance through data analysis and experimentation. In this remote role, you will utilize strong SQL and data analysis skills, conduct A/B tests, and work with large datasets. Your insights will directly influence product and advertiser strategies. If you have a passion for solving complex data problems, we encourage you to apply to this exciting opportunity.

Qualifications

• Proven skills in SQL and data analysis.
• Experience with A/B testing and experimentation.
• Background in product analytics, advertising, or growth data.
• Familiarity with Python or R.
• Experience handling large datasets.

Responsibilities

• Measure and improve ad performance across platforms.
• Design and analyze A/B experiments to drive insights.
• Identify insights from large-scale datasets.
• Influence product and advertiser targeting strategies.

Skills

Strong SQL skills

Data analysis skills

A/B testing/experimentation

Product analytics

Experience with Python or R

Experience with large datasets

Job description

Want to work on data problems at a global scale?

We're hiring a Senior Data Scientist to help improve how digital advertising performance is measured and optimised across one of the world's largest consumer platforms.

You’ll analyse massive datasets, design A/B experiments, and work closely with product and engineering teams to turn insights into real product improvements.

The Offer

• Annual Salary up to £105,000 doe and location (pro‑ra)
• Contract Length: approx ~3 months – inside IR35 – PAYE – Paid weekly via PrincipleHR
• Paternity Cover
• Location: Remote within the UK (candidates considered are to be physically based in the UK and have the appropriate work permit, no sponsorship)

What you’ll work on

• Measuring and improving ad performance
• Designing and analysing A/B experiments
• Identifying insights from large‑scale datasets
• Influencing product and advertiser targeting strategies

What we need

• Strong SQL and data analysis skills
• Experience with A/B testing/experimentation
• Background in product analytics, ads, or growth data
• Python or R
• Experience working with large datasets

If you enjoy solving complex data problems and influencing product decisions through experimentation, we'd love to hear from you.

Apply now or reach out for a confidential chat.