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Mars UK • GBR-London-London | United Kingdom

Customer Support Executive

Employment type:  Full time
Salary:  £31,200 – £33,100 per annum
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Job Description

Job Description:

📍 London -Paddington – Hybrid working
💷 £31,200– £33,100 Dependent on experience
🎁 + Performance Bonus & Exceptional Benefits

🕒 Hours: Mon –Fri 37.5

🌟 Why Join Us?

We care about the world and your future. Mars offers competitive compensation and benefits along with some great perks, like fun freebies and best-in-class development. As a Mars Associate, you have our ongoing commitment to your growth and development as you work across our world-famous brands. The world we want tomorrow starts with how we do business today, and we're here to support you every step of the way.

💼 The Role

At Mars Food we have an opportunity to support the Customer Development team with key administration tasks through managing the processing of invoices for their accounts, providing their customers with key sales data, and providing data and information as required by the account team and the customer to enable a smooth running of the business and maintain a strong relationship with the customer.

The role ensures that our internal sales team and customers receive accurate information regarding sales, promotions and new lines in a timely manner, and the correct amount is paid to agreed timeline targets. The position will involve using customer systems for weekly reporting in sales trackers, local aspects of customer invoice processing, ledger management (audit claims), promotional proposal forms and customer new line introductions.

⭐ What’s in it for you?

  • Career growth opportunities with structured development & Mars University
  • Private healthcare + equal parental leave
  • Generous pension (up to 9% contribution)
  • Life assurance (4x salary)
  • Gym membership & wellbeing support
  • Annual leave starting at 24 days, rising to 32 with service

✅ What We’re Looking For

  • Strong analytical skills with a good working knowledge of Excel
  • Ability to communicate effectively with a wide range of internal stakeholders
  • Enjoyment of administrative tasks and supporting a team environment
  • Candidates from a variety of backgrounds, including administration, accounts receivable, customer service, field sales, finance, or similar

🔧 Key Responsibilities

  • Produce weekly reporting by extracting data from customer systems and updating sales trackers and EPOS reports
  • Manage customer invoices, including approval, liaising with MFS and CDMs, maintaining full audit trails, and chasing missing or late invoices
  • Support Customer Development Managers (CDMs) with timely data and recommendations on releases and under-accruals
  • Accurately complete customer promotional nomination forms in line with deadlines, ensuring CDM sign-off
  • Provide administrative support to account teams, including derogation forms and price file management
  • Identify and implement process improvements to drive efficiency, including automation and the development of self-service solutions

🌍 What You Can Expect from Mars

  • Work alongside 130,000+ Associates worldwide guided by our Five Principles
  • Be part of a purpose-driven company shaping “the world we want tomorrow”
  • Access world-class training & development from day one
  • Join a company with an industry-leading salary and benefits package
Apply now

Company benefits

Open to part-time employees
Open to job sharing
Open to compressed hours
Sabbaticals
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
Shared parental leave
Adoption leave
Family health insurance
Pregnancy support
Neonatal leave
Faith rooms
Meditation space
Dog friendly office
Dog friendly co-working space
Annual bonus
Employee discounts
Cinema discounts
Referral bonus
Joining bonus
Cycle to work scheme
Electric Car Salary Sacrifice
Enhanced pension match/contribution
Theme park discounts
Lunch and learns
In house training
Learning license
Studying sabbaticals
Open to part time work for some roles

Working at Mars UK

Company employees:

4,000 In the UK

Gender diversity (m:f):

57:43

Hiring in countries

Australia

Austria

Belgium

Brazil

Bulgaria

Canada

China

Czechia

Egypt

France

Germany

Greece

Hungary

Awards & Accreditations

1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2026
3rd - Best Workplace Benefits

3rd - Best Workplace Benefits

Flexa awards 2026
Most loved - Large companies

Top 5 - Most loved - Large companies

Flexa awards 2026
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2026
1st - Most Family Friendly Company

1st - Most Family Friendly Company

Flexa awards 2025
2nd – Pet Friendly

2nd – Pet Friendly

Flexa awards 2025
Most Flexible Company

Top 5 - Most Flexible Company

Flexa awards 2025
Most Inclusive Company

Top 5 - Most Inclusive Company

Flexa awards 2025
Best Work-Life Balance

Top 10 - Best Work-Life Balance

Flexa awards 2025
Best Career Progression

Top 10 - Best Career Progression

Flexa awards 2025
Best Workplace Culture

Best Workplace Culture

Flexa awards 2025
Best Workplace Benefits

Best Workplace Benefits

Flexa awards 2025
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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