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hackajob

Marketing Data Scientist

Remote

United kingdom

Full Time

29-01-2026

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Skills

Leadership Python Tableau SQL Machine Learning power bi Marketing Analytics Data Science Digital Marketing

Job Specifications

hackajob is collaborating with Next Ltd to connect them with exceptional tech professionals for this role.

The primary objective of this role is to maximise the efficiency and scale of our marketing budget. You will bridge the gap between complex data science and commercial execution, ensuring that every £1 spent returns at least £1.50. You will be the "analytical conscience" of our marketing spend, providing the Digital Marketing team with the data-driven confidence to scale or pivot their investment strategy.

Key Responsibilities

ROI Attribution & Modeling: Use advanced coding and data science techniques to accurately calculate our current return on marketing spend across all channels.
Predictive Optimisation: Leverage AI and machine learning to forecast the impact of budget shifts, advising on where to increase investment and where to pull back.
Strategic Advisory: Act as a key partner to the Digital Marketing leadership team, translating technical data findings into actionable commercial advice.
Performance Scaling: Identify opportunities to increase total spend while maintaining a strict ROAS floor
Tooling & Automation: Build and maintain the data pipelines and models that allow for real-time or near-real-time visibility into marketing performance.

Technical Profile

Coding & Data Science: Proficiency in Python or R for statistical modeling and data manipulation.
Analytics: Strong SQL skills and experience with data visualisation (e.g., Tableau, Looker, or Power BI).
Marketing Knowledge: Deep understanding of digital marketing attribution, incrementality testing, and Media Mix Modeling (MMM).
Commercial Acumen: The ability to look past the "code" and understand the P&L impact of marketing decisions.

About the Company

We’re revolutionising tech hiring with hackajob intelligence - The AI-assisted hiring platform connecting leading tech employers with top talent, globally. Leveraging our unique large language model built from millions of platform data points, companies match with high-intent job seekers based on context and experience, not just keywords. Candidates privately explore highly relevant job offers by accepting or declining their interview requests - 90% respond within 24 hours. Powerful industry benchmarking, brand sentiment, ... Know more