Staff / Principal Data Scientist

Staff / Principal Data Scientist

Location: Braunschweig, Germany | Salary up to €115,000

One of the largest clothing retailers in Europe is hiring a Staff / Principal Data Scientist to join their growing team. With 1,000+ stores across Europe and Asia and over €4 billion in annual revenue, this brand is combining fashion with cutting-edge data science and they’re looking for someone to lead the way.

The Position

• Drive high-impact machine learning use cases across assortment planning, demand forecasting, and markdown optimisation
• Own complex, business-critical data science projects end-to-end, from stakeholder discovery to deployment
• Build and deploy predictive models using Python, Spark, and modern ML frameworks (e.g., PyTorch, scikit-learn)
• Collaborate with data engineering and business teams to develop scalable, production-ready solutions
• Act as a role model and hands-on contributor, mentoring junior data scientists and reviewing code
• Present insights to senior stakeholders and influence strategic decision-making
• Help shape the long-term ML and AI strategy across the retail business

Experience

• 7+ years of data science or ML experience, ideally in retail, fashion, or e-commerce
• Advanced knowledge of Python, SQL, and big data tech like Spark
• Experience with frameworks like scikit-learn, PyTorch, SparkML
• Strong communicator, confident presenting to large groups (50–100 stakeholders)
• Proven experience leading projects and collaborating with cross-functional teams
• Fluent in German (C1+) and English
• STEM degree (Master’s or PhD preferred)

Benefits & Details

• Up to €115,000 salary
• Office-based role in modern Braunschweig HQ (relocation support available)
• 30 days of holiday
• Generous employee discount on products
• Structured progression plan and L&D budget
• Annual capital-forming contributions (e.g., pension, savings)
• 2-stage interview process

For more information, apply or contact Norman Cistovas.

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