You will further develop our backend systems in Java and Kotlin and optimize a successful business application
You will share responsibility for the software architecture of our backend systems
You will make key technical decisions for the system landscape
You will manage the build and deploy processes of the applications and handle the integration of additional tools
You will perform code reviews and ensure code and design quality
You will be the team's point of contact for subject-matter questions
You will work in an agile team on software products within a forward-looking market

Completed vocational training as an IT specialist (Fachinformatiker) or a university degree in an IT-related field, e.g., Applied Computer Science, or a comparable qualification
Minimum of 5 years' professional experience developing backend systems for web-based software
Solid knowledge of Linux
Fluent in Kotlin and/or Java
Deep understanding of the Java Virtual Machine (JVM)
Familiarity with various design patterns and the ability to apply them where appropriate
Ability to implement very complex requirements in a technically sound and cost-efficient manner
Passion for technology and commitment to developing first-class products
High level of reliability and sense of responsibility
Good communication skills and emphasis on positive team interaction
Desirable: experience with the Spring Framework, Spring Cloud tech stack, Gradle, Docker, MongoDB, PostgreSQL, Kafka
Also advantageous: knowledge of HTML, CSS, JavaScript/TypeScript, Angular framework
Business-fluent German (spoken and written)

A career with long-term development opportunities in an exciting and stable growth industry
You won't get bored: varied and challenging tasks, a dynamic working environment and a hands-on mentality await you
We achieve results together: we foster an appreciative and pleasant working atmosphere with flat hierarchies, short decision-making paths and a first-name culture
Regular office and team events, such as summer parties and Christmas celebrations, are part of our culture
Opportunities for professional and personal development are identified in regular feedback meetings with your manager
We offer not only flexible working hours and a flexitime system with time-off compensation, but also mobile working up to 50% and workation
We contribute to the cost of screen glasses for computer work, including discounted options
With our bike/e‑bike leasing you can get to the office affordably while doing something good for your health and the environment
Of course, we also provide a contribution to your company pension plan, as well as regular services from our company doctor

Senior Software Developer, Java, Kotlin

Key skills