Data Engineer (m/f/d)

Karlsruhe, Münster

Your tasks with perspectives

• You will accompany and shape the future-oriented transformation of our current Big Data Analytics world towards the rapidly growing AI and cloud technology environment (IT target image, Data Integration Hub).
• You are responsible for data modeling and for the design and implementation of data integration processes (ETL) for our business analytics solutions as well as for machine learning models.
• You are part of a highly motivated and agile team and will take on development activities ranging from requirements analysis to development and test automation, as well as maintenance and support of new Big Data solutions and products.
• You work in a cross-functional work environment/team and enjoy contributing to the design of software architectures and the selection of technologies.

Your personality with profile

• You have a completed degree in (applied) computer science, business informatics or a comparable qualification as well as several years of relevant professional experience.
• You have strong programming skills in Python (programming logic, problem-solving approach, concept development, flowcharts, tests) as well as good database knowledge (relational databases, SQL).
• Ideally, you are familiar with big data processing tools such as Spark and Kafka. Knowledge of data lake technologies like Delta or S3 is also a plus.
• You can deploy and, if necessary, make changes to existing deployments, or you are willing to learn these skills in the Openshift environment.
• You have fluent German skills (at least C1 level) and good English skills (B2 level).
• Logical and analytical thinking skills combined with an independent and team-oriented work style, as well as a sense of responsibility and quality awareness, complete your profile.

In addition to an attractive salary and 30 days of vacation, we offer you the following benefits:

• Flexible working: We work in a balanced hybrid mix of remote work and presence in modern office environments (activity-based working).
• Work-life balance: With our individual working time models such as part-time work, the option of full-time work between 30-40 hours and our lifetime working time account (sabbatical and/or leave of absence before retirement) you will find the right balance.
• Balancing private life and career: We offer you a family budget and support in special family situations such as caring for family members.
• Individual benefits: In addition to a company pension scheme (subsidized BAV), you have the choice between bike leasing, IT hardware leasing, capital-forming benefits and/or an additional day off as well as other options.
• Onboarding: Guided and individualized training with a mentor, as well as regular feedback sessions with your People Lead, will support you as you settle in. We also welcome you to our welcome event, #enter.
• Health Management – ​​Health, Family and Life: We support and guide you through our programs, including collaborations with the family cooperative and voiio. Enjoy a diverse range of meals in our company restaurants and connect with others through our sports activities.
• Career model and further training: In our development dialogues you discuss your professional, methodological and personal career goals and pursue them using our diverse range of further training opportunities.
• Our company values: Respectful, open and honest, responsible, supportive of one another and results-oriented – guided by team spirit, customer focus and the desire for innovation and intensive knowledge exchange.
• Future security and job security: As a cooperative company with decades of experience, we are pioneers of digital transformation in the banking world and a systemically important employer.
• Kununu: We are a Top Company 2026 and proud of a Kununu score of 4.3 and a recommendation rate of 90%.

Salary range and career level:
The annual salary for this position, based on a 38-hour week, ranges between €70,000 and €100,000, depending on relevant experience and qualifications, and fits into our career model as follows:
Career level: Associate | Professional | Specialist | Senior Specialist | Principal | Executive