Software Developer | Software Developer (m/w/d)

ONEJOON GmbH

Bovenden, Niedersachsen, Deutschland
Published Mar 5, 2026
Full-time
Permanent

Job Summary

As a Software Developer at ONEJOON, you will play a critical role in developing industrial furnace and process technology for global markets. Your day-to-day responsibilities involve creating and refining software modules using Siemens TIA Portal (SCL & KOP) and designing WinCC Unified user interfaces. You will be responsible for verifying input data, implementing functional descriptions, and conducting software installations and customizations. This role is highly collaborative, requiring participation in both virtual and physical commissioning as well as Factory Acceptance Tests (FAT). You will also handle the basic parameterization of drives and thyristor controllers. This position is ideal for professionals who enjoy a mix of technical development and hands-on application in an international plant engineering environment. The role is attractive due to its blend of tradition and innovation, offering mobile working options, professional development programs, and a supportive 'one-family' culture across locations in Bovenden or Böblingen.

Required Skills

Education

Bachelor's or Master's degree in Technical Computer Science, Mechatronics, Electrical Engineering, or Automation Technology; or a state-certified technician qualification in a related field.

Experience

  • At least 3 years of professional experience in software development or automation.
  • Professional experience in Siemens TIA Portal and WinCC Unified.
  • Experience in drive technology and drive diagnosis tools.
  • Proven experience in technical documentation and creating checklists.
  • Experience in commissioning and Factory Acceptance Testing (FAT).

Languages

German (Fluent)English (Intermediate)

Additional

  • Willingness to travel is required. Candidates must demonstrate high levels of initiative, organizational skills, and the ability to work independently. Location constraints: Bovenden or Böblingen.