Software Tester 80 - 100 %

Hamilton Medical AG; Bonaduz; On-site; CHF 90,000 - 120,000; Full time

Job summary

Hamilton Medical AG is seeking a Software Tester (80-100%) in Bonaduz, CH to shape the quality of embedded software across ventilator systems.

You will develop tests from requirements, execute integration and system tests, and collaborate with global development and quality teams to improve software quality. The role emphasizes systematic testing and hands-on defect analysis.

Qualifications

• Bachelor's degree or higher in Computer Science, Embedded Systems, or related engineering.
• Experience testing embedded devices and translating requirements into tests.
• Strong analytical skills and attention to detail.
• Proficient in an object-oriented language such as C++.
• Excellent written and spoken English (B2+).

Responsibilities

• Develop and maintain test cases based on software requirements.
• Plan and run integration, system, and exploratory tests.
• Analyze results, document defects, and verify fixes with developers.
• Create and maintain test documentation per standards.
• Ensure adequate test coverage and traceability.
• Contribute to test automation and maintain test environments.
• Keep tests reliable and improve methods with international teams.

Skills

Embedded testing

Test design

Test automation

C++

English (B2+)

Analytical skills

Independent work

Education

Bachelor's in Computer Science

Embedded Systems

Engineering discipline

Job description

This job posting was published here directly by one of our clients. The State Secretariat for Economic Affairs has no control over its content or quality.

Software Tester 80 - 100 %

Hamilton Medical AG Vacant since : 21.10.2026 7402 Bonaduz (GR) 80% - 100% By agreement Permanent

For more than 40 years, Medical has shaped the future of mechanical ventilation. We develop Intelligent Ventilation solutions that support clinicians in critical moments.

Our ventilators are used in intensive care units, during emergency transport, and in MRI environments. They help medical teams care for adult, pediatric, and neonatal patients worldwide.

Here, your work has real impact. Every improvement you make supports better respiratory care for patients around the globe.

How you can make a difference:

• Develop and maintain test cases based on software requirements
• Plan and execute integration, system, and exploratory tests
• Analyze test results, document defects, and verify fixes with developers
• Create and maintain test documentation in accordance with applicable standards
• Ensure adequate test coverage and clear traceability
• Contribute to test automation and maintain test environments
• Keep existing tests reliable and effective through ongoing improvement
• Improve testing methods and close collaboration with international development and quality teams

That's what you bring along:

• Bachelor's degree or higher in Computer Science, Embedded Systems, or a related engineering discipline
• Experience in testing embedded devices
• Ability to understand requirements and translate them into effective tests
• Passion for systematic testing, finding defects, and improving software quality
• Strong analytical skills and keen attention to detail
• Independent, structured, and solution-oriented approach to work
• programming skills in an object-oriented language (e.g. C++)
• written and verbal communication skills in English, with a minimum proficiency of B2

An advantage:

• Experience in medical devices or other safety-critical environments
• Experience with embedded software engineering
• Familiarity with UNIX-like systems or real-time operating systems such as VxWorks
• Experience with test automation and
• Written and verbal communication skills in

• Work location 7402 Bonaduz (GR)
• Workload 80% - 100%
• Employment start By agreement
• Employment duration Permanent

• By online Online form