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Demand Planner

Posted 3 May 2026
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Work experience
2 to 5 years
Full-time / part-time
Full-time
Job function
Degree level
Required language
English (Fluent)

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We are looking for people who are passionate about technology and eager to provide our customers with the best shopping experience. People who want to make a difference. People like you.

Let's Go!

As a Demand Planner, you are responsible for developing and maintaining accurate demand forecasts to support inventory management and supply chain optimization. You ensure the right products are available at the right place and time by using forecasting tools (RELEX), assortment data and replenishment best practices. You maximize product availability while optimizing inventory costs and supporting international standards across stores and online. You work closely with Category Management, Supply Chain and suppliers to align forecasts with business needs and drive continuous improvement.

Your key responsibilities include:

  • Developing demand plans and operational forecasts across different aggregation levels and supporting the S&OP process
  • Managing your own orderbook and creating orders based on product and supplier performance
  • Ensuring strong product availability across our 80 stores in the Benelux, with a focus on timely and complete replenishment
  • Analyzing historical sales data, identifying demand drivers and improving forecast accuracy through root cause analysis and action planning
  • Optimizing forecasting processes and improving system configurations (RELEX) to increase efficiency and reduce manual work
  • Collaborating with Category Management, Logistics and suppliers to align demand planning with business objectives
  • Monitoring and optimizing inventory levels in line with stock targets

Who are you?

You are full of energy and thrive in a dynamic environment where no two days are the same. Variety in your work and new challenges give you extra drive to spot opportunities and take initiative. With your proactive mindset, you actively contribute to the team, as you believe the best results are achieved together. You switch easily and adapt quickly to what’s needed. Do you recognize yourself in this? Then you’re a perfect fit for MediaMarkt!

You are analytical, proactive and comfortable working with data in a dynamic environment. You take ownership, communicate clearly and are always looking for practical solutions.

More specifically:

  • You have a Bachelor’s degree in Supply Chain Management, Industrial Engineering, Operations Management, Business Administration, Mathematics, Economics or a related quantitative field
  • You have 2-5 years of experience in Demand and/or Supply Planning
  • You have strong analytical skills and are proficient in Microsoft Office, especially Excel
  • You are fluent in English, both written and spoken
  • Experience with a demand planning tool such as RELEX is a plus
  • You are independent, proactive and have strong communication skills
  • You have a hands-on mentality and a solution-oriented mindset

What do we offer you?

  • An – without exaggeration – fantastic workplace in ‘De Rotterdam’
  • Opportunities for personal and professional growth
  • Freedom and responsibility to shape your own role and bring ideas to life in a dynamic, opportunity-rich environment
  • At MediaMarkt, we’re bold. We’re entrepreneurs within the company, which means you’ll have the opportunity to grow quickly and develop yourself in many directions.
  • Attractive perks, such as an employee discount, 30 vacation days, discounted fitness memberships, a bike lease program, and advantages on various insurance products

Ready for the big picture? Let’s Go!
Wij zijn de nummer één in de BeNeLux en in Europa. We beïnvloeden hoe mensen technologie ervaren en gebruiken. Wij maken het verschil. We zijn er voor onze klanten, via alle kanalen. We leggen uit, inspireren en enthousiasmeren. We zijn altijd in beweging. Samen met onze fantastische medewerkers creëren we de winkelervaring van de toekomst.

Retail
Rotterdam
Active in 11 countries
5,500 employees
60% men - 40% women
Average age is 32 years