2 days/week at home

Core hours 11–3

Dog friendly

Apply now

Job Description

Job Description:

As a Data Scientist, Data-Driven Marketing, you will uncover consumer behaviours through advanced analytics and modelling, discovering the audiences most relevant to our brands and categories, and creating models and algorithms that are actioned within marketing campaigns and programs.

What are we looking for?

  • Bachelor’s degree in Analytics or related quantitative fields (statistics, mathematics, econometrics etc.). Advanced degree will be preferred or equivalent experience.
  • Proven experience in applied data science role or equivalent; ideally in CPG/Retail
  • Demonstrable experience in hands-on designing, building and testing machine learning models, preferably in a marketing context
  • Experience in applying audience-based advanced analytics for consumer engagement across paid digital channels
  • Knowledge and experience in modelling techniques and advanced applied skills (e.g. logistic regression, multivariate regression, Random Forest, Boosting, Trees, text analysis, etc.) as well as with Python, SQL, and with experience using Databricks, Snowflake, Azure or other big data technologies
  • Experience with media measurement and ROI optimization a plus
  • Experience with CDP, DMP, CRM, EMS platforms a plus

What will be your key responsibilities?

  • Collaborate with marketing functions to activate data on specific campaigns, focused on consumer behaviour models and attribute patterns, discovering engagement opportunities within and across audience groups.
  • Develop and deploy models on Mars Wrigley’s consumer data platform (CDP) for reuse by content and activation teams. Building up the robustness of the platform with audience and segmentation logic is a key responsibility for this role.
  • Leverage statistical modelling, machine learning, and other data mining techniques to develop audience segments that can be used for marketing activations, as well as insights into product and content strategy, quantifying segment value (LTV) and opportunities (CAC).
  • Develop lookalike audiences based on segmentation modelling of 1P data, understanding the limitations and capabilities across key digital channels, including walled gardens.

What can you expect from Mars?

  • Work with over 130,000 diverse and talented Associates, all guided by the Five Principles.
  • Join a purpose driven company, where we’re striving to build the world we want tomorrow, today.
  • Best-in-class learning and development support from day one, including access to our in-house Mars University.
  • An industry competitive salary and benefits package, including company bonus.


Mars is an equal opportunity employer and all qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, disability status, protected veteran status, or any other characteristic protected by law. If you need assistance or an accommodation during the application process because of a disability, it is available upon request. The company is pleased to provide such assistance, and no applicant will be penalized as a result of such a request.

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Enhanced maternity leave – 26 weeks at 90% pay
Enhanced paternity leave – 26 weeks at 90% pay
24 days annual leave + bank holidays
“Pawternity” leave
Pregnancy loss leave
Bank holiday swaps
Employees are very happy with their working location freedom
Employees are very happy with the flexibility in the hours they work
Employees are very happy with the benefits their company offers
Work-life balance
Employees feel that they can switch off quite easily from work
Role modelling
Employees feel that flexible working is part of the culture
Employees feel they have complete autonomy over getting their work done

Additional employee ratings
(these do not contribute to the FlexScore®)

Employees feel that the diversity is good and there are continued efforts to improve it
Employees feel that the culture supports equity and inclusivity well
Employees feel like it is a really great environment to work in
Employees feel very excited about and aligned with the company mission
Employees feel that their salary is good and matches the value they bring

Working at Mars UK

Company employees

4,000 In the UK

Gender diversity (male:female)


Office locations

London, Slough, Waltham, Castle Cary, Birstall, Plymouth

Hiring Countries




United Kingdom

United States

Awards & Achievements

1st – Large companies

1st – Large companies

Flexa100 2024
Consumer Goods

Consumer Goods

Industry awards 2023
3rd – Large companies

3rd – Large companies

Flexa100 2023
Retail & Ecommerce

Retail & Ecommerce

Industry awards 2022

Other jobs you might like