Principal Software Development Engineer

Roche; Lavamünd; Vor Ort; EUR 65.000 - 90.000; Vollzeit

Zusammenfassung

Roche Diagnostics seeks a Software Engineer to join a multidisciplinary team building high-quality diagnostic platforms. You will drive full-lifecycle development—from feasibility studies to deployment—working with electrical, mechanical, and software peers to deliver robust solutions.

The role requires a degree in CS/SE/EE with PLC software focus and strong C/C++, Python, PLC Structured Text skills in a regulated domain. English and German communication is essential.

Qualifikationen

• Degree in CS/SE/EE with PLC software focus.
• Strong C/C++ and Python skills in a regulated domain.
• Experience with software architecture and testing in medical device environments.

Aufgaben

• Participate in full software lifecycle from feasibility to deployment.
• Define estimates and deliver development work packages in agile teams.
• Write clear specifications and maintain regulatory documentation.
• Develop and review unit/subsystem code with tests and peer reviews.
• Improve workflows, mentor peers, and advise on technical solutions.

Kenntnisse

C/C++

Python

PLC Structured Text

Software lifecycle

Ausbildung

Bachelor's or Master’s in Computer Science/Software Engineering/Electrical Engineering

Tools

PLC programming environments

C/C++ IDEs

Jobbeschreibung

At Roche you can show up as yourself, embraced for the unique qualities you bring. Our culture encourages personal expression, open dialogue, and genuine connections, where you are valued, accepted and respected for who you are, allowing you to thrive both personally and professionally. This is how we aim to prevent, stop and cure diseases and ensure everyone has access to healthcare today and for generations to come. Join Roche, where every voice matters.

The Position

Are you passionate about developing reliable software that directly impacts global healthcare? As a Software Engineer at Roche Diagnostics, you will join an agile, multidisciplinary team dedicated to building high-quality diagnostic platforms. In this role, you will drive full-lifecycle development-from early feasibility studies to deployment-working closely alongside electrical, mechanical, and software peers to deliver robust solutions.

The Opportunity

• Participate in all PLC software development phases, including feasibility studies, design, implementation, unit testing, debugging, and long-term maintenance.
• Define, estimate, and execute development work packages within an agile team, ensuring high quality and on-time delivery.
• Author clear subsystem/unit specifications based on software architecture guidelines and document all steps in compliance with regulatory standards.
• Design, implement, and review unit/subsystem code alongside automated tests, conducting peer code reviews to optimize application design, usability, and performance.
• Continuously improve software workflows, share expertise with junior developers, and advise line and project management on technical solutions.

Who you are

• You hold a degree in Computer Science, Software Engineering, Electrical Engineering, or a related field, specialising in PLC software development.
• You have solid experience in full-lifecycle software engineering (design, C/C++, python, PLC structured text programming, testing, and debugging), ideally in a regulated domain like medical devices.
• You possess strong analytical skills with a proven track record of writing clean, testable code and detailed technical specifications.
• You thrive in collaborative team environments, enjoy mentoring peers, and actively contribute to optimizing software workflows and architectures.
• You enjoy working hands-on with hardware instrumentation.
• You bring clear technical communication skills and fluency in English and German.

Who we are

A healthier future drives us to innovate. Together, more than 100'000 employees across the globe are dedicated to advance science, ensuring everyone has access to healthcare today and for generations to come. Our efforts result in more than 26 million people treated with our medicines and over 30 billion tests conducted using our Diagnostics products. We empower each other to explore new possibilities, foster creativity, and keep our ambitions high, so we can deliver life-changing healthcare solutions that make a global impact.

Let's build a healthier future, together.

Roche is an Equal Opportunity Employer.