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Senior Data Scientist

Senior Data Scientist

Remote

United kingdom

Senior

Freelance

10-11-2025

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Skills

Python Machine Learning Databases Marketing Analytics Data Science

Job Specifications

Senior Data Scientist (Marketing Mix Modelling (MMM), A/B Tests, Causal Inference)

Employment Type: Contract (Outside IR35)

Length: 12 months

Contract Rate: 500 - 550

We’re looking for someone who enjoys solving complex problems at the intersection of data, marketing, and technology. You’ll play a key role in building models, experiments, and optimisation tools that help shape how marketing decisions are made.

What you’ll do

Develop analytical models to understand the impact of marketing activities.
Design experiments and frameworks to measure incremental value across channels.
Build optimisation tools to guide budget allocation and improve return on investment.
Apply advanced statistical and causal inference methods to separate organic performance from paid effects.
Work with relational and graph-based data to uncover links between audiences, campaigns, and outcomes.

What we’re looking for

Several years of experience in data science, econometrics, or marketing analytics.
Strong knowledge of statistical modelling and causal inference techniques.
Practical experience with optimisation methods and experimentation.
Hands-on experience with marketing mix modelling and media attribution models.
Proficiency in Python and common machine learning or statistical libraries.
Familiarity with graph databases or similar tools for complex data relationships.

If interested please apply directly or send me an email to mmaytsik@trg-uk.com

About the Company

trg. is a community driven recruitment agency. We empower individuals and businesses by fostering meaningful connections within the tech industry. We specialise in Agile, Data, Engineering, DevOps, Product, Design & UX. Based in London, UK, covering EMEA and North America. We have our communities - The Roundabouts and HerStory Know more