Data Warehouse Developer

The future looks like you
With over 1,300 stores in 17 European countries and more than 25,000 employees, C&A is one of the leading fashion retailers in Europe. Every day, C&A welcomes millions of visitors to its stores and online shop. We offer durable fashion at affordable prices – for many instead of a few. With over 180 years of experience, we continuously modernize ourselves to become a true omnichannel retailer.

As a data Warehouse Developer within C&A's Data & Analytics team, you will be a key contributor to the design, development, and operation of the One C&A Data Platform - the foundation for all enterprise reporting and analytics across the company.

You will work on ingesting, transforming, and modeling data using modern technologies like Snowflake, Ab Initio, and DataVault Builder, enabling reliable, scalable, and high-quality data products for our internal business users. Your work directly supports C&A's transformation into a data-driven organization, helping teams across Europe unlock insights, improve operations, and drive smarter decision-making.

If you're passionate about data engineering, cloud platforms, and building robust data foundations, this is your opportunity to make a real impact on a large-scale, business-critical platform.

Your Responsibilities

• Model data using modern paradigms such as 3NF, Data Vault, and Snowflake modeling, ensuring consistency, traceability, and auditability
• Design, implement, and maintain robust, scalable data integration pipelines using ETL/ELT tools such as Ab Initio and Datavault Builder
• Ingest and transform complex data formats (e.g., JSON, XML, CSV, Parquet) from diverse source systems into a central staging layer
• Optimize SQL logic and Snowflake queries for performance, reliability, and cost-efficiency across large data volumes
• Contribute to the evolution of our cloud-native data lakehouse and support automation and deployment processes using Git, CI/CD, and Agile methodologies
• Write clean, testable code and proactively implement unit and integration tests
• Document architecture, logic, and data flows clearly in Confluence for knowledge sharing and maintainability

What You Bring

• A degree in (Business) Information Technology, Computer Science, Mathematics, or similar, plus 3+ years of experience in data platform engineering
• Very strong expertise, best 5+ years in the area of Snowflake
• Deep expertise in SQL development, data warehousing, and data modeling (3NF, Data Vault, Snowflake-specific modeling)
• Solid experience with ETL tools such as Ab Initio and/or Datavault Builder
• Hands-on experience with version control (Git), JIRA, and working within agile/scrum teams
• Strong abstraction and analytical thinking to solve complex integration and modeling challenges
• Proactive in writing automated tests and thinking in test scenarios before development
• A structured and consistent approach to documentation and knowledge sharing
• Good English skills; very good German skills are a strong advantage
• A collaborative mindset and a team-oriented spirit

What We Offer
This is an opportunity for you to join us on a truly exciting transformation journey, where you'll be able to leave footprints that last and contribute significantly to our vision. As well as knowing that you played a key part in the evolution of one of Europe's most recognizable retail brands, you will also enjoy:

• Countless learning and development opportunities via our C&A academy
• A flexible hybrid work environment
• An employee discount of 20% in C&A stores
• An exciting job in an international and inspirational working environment
• A positive working atmosphere and a talented team with an open feedback culture

*C&A fosters equal opportunity for people of all backgrounds and identities. We are led by a gender-balanced board that is committed to building a diverse and inclusive organization where everyone can become their best self.

We do not discriminate based on age, disability, gender identity, sexual orientation, ethnicity, race, religion or belief, parental and family status, or any other protected characteristic. We welcome applications from women, men and non-binary candidates of all ethnicities and socio-economic backgrounds. We encourage people belonging to underrepresented groups to apply.

Even if you don't check every box, but see yourself contributing, please apply and help us build an inclusive community.*