.NET Developer

About The Company Zentraler IT-Betrieb Niedersächsische Justiz (ZIB) is the central IT service provider for the judiciary in Lower Saxony, Germany. The organization maintains a modern IT infrastructure supporting approximately 18,000 computer workstations and works on a wide range of digitalization initiatives.

Around 400 colleagues contribute to developing and operating technology that supports the work of the state’s courts and judicial offices. ZIB is committed to building reliable, secure digital services for a modern judiciary.

About The Role ZIB is seeking experienced Senior Software Developers to join the team responsible for applications supporting integrated electronic office workstations. In this role, you will help design, develop, and improve complex software solutions that support judicial business processes.

You will work on applications for Windows and Microsoft Office environments, contributing throughout the development lifecycle, from understanding requirements and analyzing workflows to implementation and quality assurance.

The positions are based in the Oldenburg or Wildeshausen area, with the possibility of a service location in Lower Saxony that is as close as practicable to your home. The successful candidates will collaborate with colleagues and stakeholders to deliver dependable, secure, and high-quality applications. The role requires a willingness to travel for work within Lower Saxony and to complete and pass the security screening required under Section 7(1) of the Lower Saxony Security Screening Act.

Qualifications

• A completed university or university of applied sciences degree in computer science, a comparable qualification, or vocational training as an IT specialist in application development combined with several years of relevant professional experience.
• A strong understanding of object-oriented software architectures and experience developing complex software solutions.
• Confident use of relational database systems, particularly Microsoft SQL Server.
• Experience developing web applications, preferably using C.
• In-depth knowledge of .NET Core and container technologies is an advantage.
• Strong decision-making, resilience, creativity, flexibility, and a clear commitment to quality and security.
• Excellent written and spoken communication skills, a collaborative approach, initiative, and a service-oriented mindset.
• Good English skills and German proficiency at a minimum of C1 level under the Common European Framework of Reference for Languages.
• Willingness to travel within Lower Saxony and to undergo and pass the required security screening.

Responsibilities

• Analyze, design, and implement complex software solutions for judicial business processes.
• Develop modern applications in Windows and Microsoft Office environments using agile methods.
• Contribute to quality assurance throughout the software development lifecycle.
• Analyze existing workflows and identify opportunities to improve their efficiency and effectiveness.
• Work with colleagues and relevant stakeholders to translate operational needs into maintainable, secure software.
• Apply sound architectural principles and database knowledge to deliver reliable applications for integrated electronic workstations.

Benefits

• A permanent, secure position within the Lower Saxony judiciary, with compensation up to pay grade 11 under the TV-L collective agreement.
• An annual special payment and additional occupational pension provision.
• Flexible working arrangements, including remote work or teleworking and flextime.
• A thorough onboarding program, strong professional development opportunities, and career prospects.
• Potential civil servant appointment, subject to personal eligibility and budgetary requirements.
• Health and wellbeing initiatives, including corporate fitness and support from the ZIB health team, as well as additional offers through Corporate Benefits.

To apply, submit a detailed application quoting reference number 5112 ZIB E 75/26 by December 1, 2026. Applications may be sent by email or by post to Zentraler IT-Betrieb Niedersächsische Justiz, SG 1001 – Personnel, Organization and Public Relations, Mühlenstraße 5, 26122 Oldenburg, Germany.

Equal Opportunity The State of Lower Saxony actively promotes the professional development of women in fields and positions where they are underrepresented and particularly welcomes applications from women in accordance with the Lower Saxony Equal Rights Act. Applicants with severe disabilities will receive preference where qualifications and suitability are equal. ZIB welcomes applications from qualified candidates and is committed to fair consideration throughout the recruitment process.