Senior Full-Stack Software Engineer

Flexsis AG, IT-GITR; Risch-Rotkreuz; Hybrid; CHF 90’000 - 120’000; Vollzeit

Zusammenfassung

Ein führender IT-Dienstleister in der Schweiz sucht einen erfahrenen Senior Full-Stack Software Engineer (m/w/d), um hochqualitative Software zu entwerfen, zu entwickeln und zu warten. Sie werden in einem regulierten Umfeld arbeiten, schwerpunktmäßig mit C#/.NET und React, mit 50% Remote-Arbeit möglich. Bewerbungen sind ab sofort willkommen.

Leistungen

Möglichkeit für Home Office

Qualifikationen

• 5+ Jahre Erfahrung in der Softwareentwicklung.
• Tiefe Expertise in C# und .NET für Backend-Services.
• Erfahrung in regulierten Branchen, besonders Medizinprodukte.

Aufgaben

• Entwicklung und Wartung von Software für Instrumentensoftware.
• Erstellen von robusten Backend-Containern mit C#/.NET.
• Implementierung neuer Benutzeroberflächen mit React und TypeScript.

Kenntnisse

C#

.NET framework

React

TypeScript

Kommunikationsfähigkeiten

Tools

Linux

Jobbeschreibung

EINFÜHRUNG

Flexsis is part of the Interiman Group, one of the leading providers of personnel services in Switzerland. Thanks to our solid expertise and the competences within the Interiman Group, we offer tailor-made solutions in personnel consulting.

For our client Roche Diagnostics in Rotkreuz, we are looking for a motivated and reliable (m/f/d)

Senior Full-Stack Software Engineer 80-100%

AUFGABENBESCHREIBUNG

• 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.

ERFORDERLICHES PROFIL

• 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 Have:

• 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.

WEITERE ANGABEN

Start date: asap - latest: 01/01/2026

Planned duration: 12 months

Extension: possible

Remote/Home Office: 50% remote possible

Are you interested and would you like to seize this opportunity? Then we should definitely get to know each other! Simply click on "Apply now" and we look forward to receiving your complete application documents.