Job Description

We are seeking an experienced Senior Web Software Engineer (m/f/d) for our client to develop and enhance complex web applications in an industrial environment (924678JP). In this role, you will be responsible for the architecture, implementation, and integration of web-based solutions - including connecting hardware via various device interfaces. You will work closely with interdisciplinary teams and actively contribute your extensive full-stack experience to the technical design and further development of the system landscape.

Responsibilities:

- Conceptualization, design, and implementation of full-stack web applications using C# or Java
- Responsibility for software architectures (backend/frontend) and overall technical solutions -
Development of modern web frontends using JavaScript and ideally React -
Connecting and programming hardware via device and communication interfaces -
Contributing to technical concepts, reviews, and performance and quality optimization -
Close collaboration with embedded, hardware, and system teams for solution integration -
Taking on technical project management tasks or leading small working groups

Requirements:

- Several years of experience in full-stack web development with C# or Java
- At least 3 years of practical experience in the software architecture of complex systems
- Solid knowledge of JavaScript, ideally in conjunction with React
- Proven experience in programming hardware via device interfaces (e.g., serial interfaces, fieldbus, proprietary protocols, sensors/actuators)
- Proficient use of common web development tools, frameworks, and best practices (REST, APIs, testing, CI/CD, version control)
- Analytical, structured, and solution-oriented approach, as well as a high degree of personal responsibility
- Team spirit, strong communication skills, and willingness to collaborate across disciplines
- Advantageous: Experience in technical project management or leading workgroups
- Advantageous: Practical experience in Linux embedded development and the interaction of embedded and web components

Education:

- Completed studies in computer science, software engineering or a comparable field (university of applied sciences/university/ETH)

Languages:

- German (native speaker/fluent)
- English skills at least at B2 level

Reference number:

924678JP

Role:

Senior Web Software Engineer (m/f/d)

Location:

Zurich and

surrounding area Workload:

100% (Approx. 50% on-site, remote work only within Switzerland)

Start date:

February 2, 2026

End date:

July 31, 2026

Job Type: 100%

Work Location: On the road