eCommerce Customer Development Manager - 12 Month Contract

• Ready to help shape the future of digital sales at Mars?
• Mars New Zealand is home to market leading brands such as PEDIGREE® MARS®, SNICKERS®, WHISKAS®, ECLIPSE®
• 12-month contract based onsite Ellerslie + Hybrid working  

Mars is a family-owned business with more than $35 billion in global sales, we’re passionate about our people and looking to recruit our next eCommerce Customer Development Manager.

We’re excited to offer a 12-month opportunity covering parental leave, as we look for our next digital subject matter expert for the NZ business—someone who will shape our eCommerce strategy, unlock new growth opportunities, and help Mars continue to win in the fast-moving digital space.

You’ll partner closely with customers and internal teams to build long-term joint business plans, drive innovation, and deliver strong commercial results.

eCommerce is one of the fastest-growing and most exciting parts of our business. We’re looking for a passionate and commercially savvy eCommerce Customer Development Manager to lead our digital channel strategy and drive growth across Pureplay, Omnichannel and Specialty customers in New Zealand.

What you’ll be doing:

Lead digital growth

• Shape and deliver the multi-year eCommerce & Pet Specialty strategy
• Identify priority customers and unlock new digital partnerships

Drive customer performance

• Build joint business plans and deliver growth across sales, share and online penetration
• Optimise promotions and trade investment

Be the digital expert

• Spot trends, share insights and lead test-and-learn initiatives
• Partner across Marketing, Supply, Category, Finance and Global teams

Shape the future of eCommerce

• Explore new channels, enhance online experiences and support forecasting & supply planning

What you’ll bring

We’re looking for someone who thrives in a fast-moving, evolving environment and loves building momentum behind new ideas.

You will have:

• Experience in FMCG, digital commerce or customer development
• Developed commercial and analytical skills
• Proven ability to build joint business plans and category strategies
• Confidence influencing stakeholders and leading without authority
• A passion for data, insights and digital growth
• Strong communication, presentation and negotiation skills

Why Mars?

At Mars, we believe the world we want tomorrow starts with how we do business today. You’ll join a collaborative, purpose-driven team where your ideas matter and your impact is real.

If you’re excited by digital growth, customer partnerships and shaping the future of eCommerce — we’d love to hear from you.

Internal applicants:   This role has been graded as a T1 opportunity and will be offered as an Assignment. Please ensure that you discuss your application with your line manager prior to applying including obtaining their endorsement.

Applications close:   Tuesday 3rd of March, 2026