Strategic Marketing Data Scientist — Causal Insight & Growth

RVU Co UK; Cardiff; Hybrid; GBP 60,000 - 80,000; Full time

Job summary

A leading data-driven company in Cardiff is seeking a Senior Marketing Data Scientist to drive business impact through data. This hybrid role involves collaborating closely with marketing and finance teams to optimize a multi-million pound budget. Ideal candidates will have expert SQL and Python skills, a deep understanding of causal inference, and a passion for strategic growth. The position offers a range of benefits including a discretionary bonus, remote work options, and a strong commitment to employee development.

Benefits

10% discretionary yearly bonus

Fully remote working option

Employer matching pension contributions

£300 Work from Home budget

Excellent parental leave policy

25 days holiday increasing to 30

Private medical cover

Free gym access

Learning and training budget

Qualifications

• Expert in SQL and Python for large-scale data analysis.
• Deep understanding of causal inference methodologies.
• Experience in developing Marketing Mix Models is beneficial.
• Strong statistical foundation including Bayesian methods.
• Experience in building production-quality data products.
• Excellent stakeholder management and influence skills.
• Passion for mentoring and raising team's technical standards.

Responsibilities

• Ownership of critical budgeting process for ad spend.
• Design and maintain advanced Marketing Mix Models.
• Measure impact of marketing campaigns using causal inference.
• Translate model outputs into actionable recommendations.
• Build robust, source-controlled data pipelines.
• Mentor the team in experimental design and causal inference.

Skills

Expert-level SQL

Expert-level Python

Causal inference methodologies

Advanced experimental design

Statistical foundation

Data engineering skills

Stakeholder management

Mentorship

Job description

A leading data-driven company in Cardiff is seeking a Senior Marketing Data Scientist to drive business impact through data. This hybrid role involves collaborating closely with marketing and finance teams to optimize a multi-million pound budget. Ideal candidates will have expert SQL and Python skills, a deep understanding of causal inference, and a passion for strategic growth. The position offers a range of benefits including a discretionary bonus, remote work options, and a strong commitment to employee development.