Senior Applied Scientist (all genders)

Sorry, this job was removed at 08:10 a.m. (CST) on Wednesday, Oct 15, 2025
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Berlin
In-Office
eCommerce • Retail
The Role

THE ROLE & THE TEAM
We are ambitious and committed to be leading Ad-Tech in the fashion domain for our customers and partners; therefore we are scaling our Applied Science backbone for Ads recommendation and personalization working backwards from user, content and context understanding.

As a Senior Applied Scientist in Zalando Marketing Services, you will play a key role in developing and delivering effective and scientifically-sound solutions to our main business problems: real-time recommendation for our Sponsored Product and Campaign advertisements. Open-research problems play an important role, at the intersection of Recsys, Machine/Reinforcement Learning, Causal inference, giving opportunities for scientific contributions.

We are looking for someone who can lead the research part of AI heavy projects end-to-end and guide more junior colleagues into delivering impact from science-based systems. You will support the team working in a structured and transparent way and achieve results that we can all proudly celebrate. This position is a unique opportunity to have visible impact, and connect with exceptional talents in the team and across Zalando from many different backgrounds. 


INCLUSIVE BY DESIGN

At Zalando, our vision is to be the leading pan-European ecosystem for fashion and lifestyle e-commerce - one that is inclusive by design. We only assess candidates based on qualifications, merit, and business needs. We welcome applications from people of all gender identities, sexual orientations, personal expressions, racial identities, ethnicities, religious beliefs, and disability statuses. We only want to know why you’re great for this role, so please avoid including your picture, age, and marital status in your CV as well.

We want to provide you with a great candidate experience. Please feel free to inform us of any accommodations you may need, so we can best support and assist you throughout the hiring process.

do.BETTER - our diversity & inclusion strategy: https://jobs.zalando.com/en/our-culture/diversity-and-inclusion

WHAT WE’D LOVE YOU TO DO (AND LOVE DOING)
  • You’ll work with various stakeholders to understand business context, and contribute to developing/customising a relevant and scalable solution and support with implementation

  • Develop long-term scientific roadmaps to address complex problems in Ad recommendation such as customer behaviour modeling, Multi-objective modeling etc.

  • You’ll work on various AI heavy problems that needs to design and implement machine learning approaches support the implementation of a solution and measure it against success criteria (e.g. customer feedback)

  • Utilize your extensive scientific experience in researching, deploying, and architecting machine learning and deep learning solutions to enhance Zalando’s advertisement offering

  • Collaborate with Business Owners, Product Managers and Engineers to define the vision and the roadmap for content optimization on Zalando

  • Contribute in defining and executing roadmaps, in a way that balances research and delivery in our product landscape

  • Foster an inclusive culture and diverse team environment

WE’D LOVE TO MEET YOU IF
  • PhD in Statistics, Computer Science, Mathematics, or Physics or MSc with proven publications track in top tier conferences such as SIGIR, KDD, Recsys, ICLR, NeurIPS, ICML, JMLR,

  • At least 3 years of industry or industry related research experience in Machine Learning/Data Science/Deep Learning.

  • Extensive hands-on experience in deep learning with proficiency in Python and frameworks like PyTorch

  • Experience in project leadership and mentoring more junior colleagues under uncertainty and ambiguity

  • Proficient in explaining details, benefits and impact of the projects to diverse audiences

  • Experience in Advertising/Ecommerce and background in Economics are considered a plus
     

If you think you have what it takes, we encourage you to apply even if you don't meet every single requirement. You may just be the right candidate for this or other roles!

OUR OFFER

Zalando provides a range of benefits, here’s an overview of what you can expect. Ask your Talent Acquisition Partner to learn more about what we offer.

  • Employee shares program

  • 40% off fashion and beauty products sold and shipped by Zalando, 30% off Lounge by Zalando, discounts from external partners

  • 2 paid volunteering days a year

  • Hybrid working model with up to 60% remote per week, actual practice is up to each team to best support their collaboration

  • Work from abroad for up to 30 working days a year

  • 27 days of vacation a year to start for full-time employees

  • Relocation assistance available (subject to prior agreement)

  • Family services, including counseling and support

  • Health and wellbeing options (including Wellhub, formerly Gympass)

  • Mental health support and coaching available

  • Drive your development through our training platform and biannual peer-to-peer review

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The Company
HQ: Berlin
10,000 Employees
Year Founded: 2008

What We Do

Welcome to Zalando. Here’s some key info about us:

Our position and vision:
- We’re Europe’s leading online platform for fashion and lifestyle
- Founded in Berlin in 2008, we bring head-to-toe fashion to more than 50 million active customers in 25 markets; offering clothes, footwear, accessories, and beauty
- Our vision is to become The Starting Point For Fashion.

Our offering:
- Our assortment of international brands ranges from world-famous names to local labels
- Our platform is a one-stop fashion destination for inspiration, innovation, and interaction
- As Europe’s most fashionable tech company, we work hard to find digital solutions for every aspect of the fashion journey: for our customers, partners, and friends of our brand.
- Our logistics network with 12 centrally located fulfillment centers allows us to efficiently serve our customers throughout Europe, supported by warehouses in Italy, France, Poland, and Sweden with a focus on local customer needs.

Our beliefs:
- Our ambition is to combine our passion for self-expression through fashion with our unwavering commitments to sustainability and D&I
- We believe that our integration of fashion, operations, and online technology gives us the capability to deliver a compelling value proposition to both our customers and fashion brand partners.

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