Senior C# Software Engineer Consultant

• Design, implement, and maintain C#/.NET applications for device control, data processing, and operator interfaces.
• Specify, implement, and validate system interfaces and communication protocols between software and hardware.
• Create clear interface definitions and command sets.
• Contribute to product requirements and specifications together with product management, systems engineering, and QA.
• Conceive and evolve modular software architectures that integrate with hierarchical logical and physical system architectures.
• Develop and maintain simulation-based components for system behavior and integration testing.
• Formalize component requirements and contracts for development, integration, verification, and validation.
• Act as Technical Product Owner for your components, locally and in collaboration with global stakeholders.
• Collaborate closely with other business units on system architecture and cross-business requirements.
• Ensure high code quality through code reviews, automated tests, CI pipelines, and documentation in Azure DevOps.

Technologies:

• API
• Azure
• C#
• CI/CD
• DevOps
• Embedded
• Git
• Hardware
• Product Owner
• REST
• WPF
• gRPC
• UX UI Design
• ASP.NET
• Cloud
• .NET Framework
• .NET MVC
• Robotics

• Several years of professional experience in C# and .NET development.
• Strong background in software architecture and API design for complex systems.
• Experience with embedded-adjacent or hardware-software integration topics such as device control, real-time data flows, or industrial protocols.
• Practical knowledge of Azure DevOps or similar tools for CI/CD, work tracking, and documentation.
• Experience with one or more of the following is a plus: WPF or modern desktop UI frameworks, OPC UA or other industrial communication stacks, gRPC or REST, message queues, simulation frameworks, test automation.
• Solid understanding of software engineering practices: version control with Git, code reviews, unit and integration testing, performance profiling, debugging.
• Methodical and analytical working style with a focus on reliability, maintainability, and clear interfaces.
• Excellent communication skills in German and English.

Competitive salary and benefits package Work with a talented and diverse team Collaborative and dynamic work environment 20% work from home, 80% on-site (Graubünden)