Senior Full-Stack Software Engineer (m/f/d)

As a first-tier supplier to our renowned business partner Roche Diagnostics in Rotkreuz, we are currently looking for a motivated and dedicated Senior Full-Stack Software Engineer for a temporary assignment of one year, with the possibility of extension.

The perfect candidate brings minimum 5 years of professional software development experience and additionally deep expertise with C# and the .NET framework for building backend services. Also we are looking for someone with strong communication skills in English and a proven track record as a versatile team player.

Tasks & Responsibilities

• Design, develop, and maintain high-quality software across the full stack for our core instrument software.
• Play a key role in building and evolving robust back-end controllers using C#/.NET that interface with instrument hardware and handle data processing.
• Implement the new front-end user interface using React and TypeScript, replacing the existing legacy GUI for instrument management.
• Collaborate closely with project leaders, Testers, and other engineers to define, estimate, and deliver features.
• Ensure all development practices and delivered software meet the stringent requirements of a regulated environment, including documentation, testing, and compliance standards.
• Participate in code reviews, design discussions, and mentoring junior team members.
• Diagnose and resolve complex technical issues, bottlenecks, and performance challenges related to software-instrument communication.

Must-Haves

• 5+ years of professional software development experience.
• Deep expertise with C# and the .NET framework (or .NET Core) for building backend services (e.g., RESTful APIs, device communication layers).
• Proficiency in modern front-end development using React (or a similar modern framework like Angular/Vue) and TypeScript.
• Experience working in a regulated industry (e.g., Medical Devices, Scientific/Lab Equipment) with a strong understanding of compliance, security, and quality assurance best practices.
• Excellent communication skills in English (fluent) and a proven track record as a versatile team player who thrives in a collaborative, cross-functional setting.

Nice-to-Haves

• Experience working with instrumentation.
• Experience in tackling and successfully executing a legacy system overhaul or modernization project.
• Knowledge of Linux operating systems, including shell scripting and system services, is valuable for deployment and debugging on the instrument.
• Knowledge in the area of networking or cybersecurity.
• Familiarity with secure coding practices.

Benefits

• Work with state-of-the-art tools on a modern campus featuring green spaces and an inspiring atmosphere.
• Experience a work culture that promotes diversity and inclusion, where everyone feels valued.
• Benefit from financial support for your professional development and further education.
• Take advantage of unbeatable, year-round discounts with renowned retailers, over 200 top brands, as well as fleet discounts on new car purchases and consistent fuel discounts.
• Become part of one of the most renowned pharmaceutical companies and actively help shape the future of healthcare.
• Enjoy a selection of high-quality meals in modern staff restaurants.
• Where applicable, benefit from on-site parking as part of a sustainable mobility concept.
• Start with professional onboarding and a thorough introduction to your new role during the Welcome Days.
• We offer you a long-term position and diverse development opportunities within the company.

Wir wertschätzen Vielfalt und begrüssen daher alle Bewerbungen - unabhängig von Geschlecht, sozialer Herkunft, Religion, Alter und Identität. Zur leichteren Lesbarkeit und besseren Verständlichkeit verwenden wir nur eine Gender-Form. Selbstverständlich sind im jeweiligen Kontext alle Genderformen gleichermassen gemeint.

Kontakt
Kristof Wildmann

Arbeitsort
Rotkreuz

Pensum
80 - 100%

Position
Mitarbeiter

Branche
IT