2 days/week at home

Core hours 11–3

Dog friendly

Job Description

Job Description:

The UK dCommerce business has aggressive NSV and share ambitions to 2030 with the expectation that dCommerce will account for over 20% of the UK business and nearly 50% of our EU dCommerce NSV.

As part of this, our Emerging Channels team have recently onboarded a reseller to accelerate our 3P business with distribution hubs in Germany and the UK. Amazon marketplace is an important first opportunity for us understand but we also know there are wider opportunities in the UK to drive sales across other marketplace platforms and gain new distribution to help us achieve our EU Marketplace milestone by 2026. This newly created position has been designed to help us accelerate toward that ambition therefore we are looking for an experienced Marketplace Senior Account Manager to lead us to our goal.

What are we looking for?


  • A Marketplace Expert – ideally with FMCG (supplier side) experience

  • Highly numerate & analytical with strong commercial experience

  • Strong communication & influencing skills across large stakeholder groups

  • A strategic mindset but with an ability to be operationally in the detail


  • Line Management Experience (no direct report today but scope in the future)

  • Ambition for future leadership roles in dCommerce

  • Ability to deal with ambiguity

What will be your key responsibilities?

  • Responsible for building, deploying and executing our Marketplace strategy

  • Ownership of the Mars x Reseller P&L with appropriate trade and marketing budgets for the UK Market

  • Creation & deployment of activation plans & search strategy alongside the reseller and EUCOA

  • Supporting the development of the UK Portfolio Pipeline for Marketplace with regional and global teams.

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

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