Staff / Principal Data Scientist

Salary up to €140,000 Location: Braunschweig 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 €140,000 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 .