Senior Analyst, Marketing Effectiveness - Data-Driven Growth

OMD; Greater London; On-site; GBP 65,000 - 90,000; Full time

Job summary

OMD is seeking a Senior Analyst in the Decisions Science team to lead econometric modelling projects that guide media spend decisions for clients. You will be hands-on, building models in R/SQL/Python and collaborating with consultants to translate client questions into actionable insights that drive growth.

You will mentor junior analysts, manage project delivery, and contribute to scoping while ensuring outputs are robust and clearly communicated to clients.

Qualifications

• Experience building econometric models to inform marketing decisions.
• Ability to translate client questions into modelling tasks and outputs.
• Strong in R/SQL/Python, with robust data storytelling and visualization skills.

Responsibilities

• Lead econometric modelling projects addressing client business questions.
• Hands-on model development and updates, ensuring robustness and relevance.
• Coach and guide junior analysts; deliver clear, consultative insights to clients.
• Collaborate with consultants to apply modelling outputs to commercial strategies.

Skills

Econometric modelling

Client engagement

Project management

Mentoring

Communication

Tools

R

SQL

Python

Excel

PowerPoint

Job description

OMD is seeking a Senior Analyst in the Decisions Science team to lead econometric modelling projects that guide media spend decisions for clients. You will be hands-on, building models in R/SQL/Python and collaborating with consultants to translate client questions into actionable insights that drive growth.

You will mentor junior analysts, manage project delivery, and contribute to scoping while ensuring outputs are robust and clearly communicated to clients.