We are looking for a Sumex Application Developer to join our team next year and support the existing team in the further development and maintenance of the Sumex environment. We are seeking a dedicated and collaborative individual. The role will focus on configurations, interfaces, build pipelines, and CI/CD processes within the Sumex application environment.
Your future tasks:
* Further development and support of application-specific extensions in the Sumex environment
* Configuration and adaptation of existing build pipelines
* Support in the DevOps process, especially CI/CD
* Containerization in Linux environments using Docker, Kubernetes, and in accordance with open OCI (Open Container Initiative) standards
* Working on interfaces, including debt resolution
* Contributing to the further development of the work environment with the goal of being able to develop without customer data in the future
* Contributing to the definition of new packages and environment components (content and priorities will be determined in the new year)
* Close collaboration with the team for joint problem-solving and knowledge transfer
Your profile:
* Solid experience in application development, ideally in the Sumex context
* Very good knowledge of Java – especially in working with legacy frameworks
* Experience in DevOps, especially CI/CD, build pipelines, and automation
* Good knowledge of Linux and container technologies (Docker, Kubernetes) and OCI-compliant container standards
* Understanding of interface architectures and technical debt reduction
* Advantage: Experience in developing workstation environments or sandbox approaches without production data
Your soft skills:
* Team-oriented, strong communicator and collaborative
* Hands-on mentality – you work pragmatically, solution-oriented and transparently
* You actively involve the team so that they can independently continue operations and maintenance after the assignment is completed
Languages:
* German: Native speaker or similar level
Reference number: 924645DO
Role: Sumex Application Developer (m/f/d)
Location: Lucerne and
surrounding region Workload: 100%
Start date: February 1, 2026 or by agreement
Duration: 2-3 months
Job Type: 100%
Work Location: On the road