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Who we are

You enjoy creating and innovating. You never stop striving for better. You take responsibility and you get results. You love being part of a team. Above all, you want your work to matter: Welcome to our world! At Sonova we create sense by bringing sound to life. Our innovative hearing care solutions help millions of people enjoy life’s unforgettable moments.

We offer exceptional career opportunities through market-leading brands from consumer to medical, products and services that keep pushing hearing care forward, and a culture where you can quickly belong and perform at your best.

If you want the freedom to explore, opportunities to grow, and make positive change on people lives through your work, this is the place for you.

Join Sonova. Create sense.

Warszawa, Poland

Experienced Software Engineer C# .NET / Web Backend Solutions


This is your opportunity to work in a scaled agile environment within international teams developing high-tech solutions for the medical hearing health care sector. The customer oriented software you develop is used by health care professionals and people with hearing loss to support them on their hearing journey. For your work, you apply the latest technologies such as .NET Core 3.1, .NET 5, Terraform, CosmosDB, Service Bus and many other Azure services, Serilog, ELK stack (Elasticsearch, Logstash, Kibana), xUnit, git, GitHub, Octopus and your preferable tools including Docker, Kubernetes, Visual Studio 2022, ReSharper, Rider or VS Code. You also actively contribute to the architectural evolution of our platforms to ensure their sustainability.  


Your tasks 


  • Design, develop, test, integrate, maintain and operate backend services for client applications 
  • Support other teams in developing cloud services for mobile-, web-, desktop-, big data clients 
  • Further develop micro-service based cloud platform (deployment, monitoring, identity management, security) 
  • Contribute to agile, developer-driven culture and environment 


Your profile 


  • Strong C# programming skills, 5+ years of experience with C# and .NET 
  • Strong understanding of the ASP.NET Core and modern web api design 
  • BSc/MSc degree in computer science, software engineering or equivalent 
  • Knowledge about Microsoft Azure cloud platform, including: 
  • CosmosDB, SQL Server, Storage, Functions, Kubernetes Services,  
  • Web Apps, Servicebus, Event Hub 
  • Good understanding of the HTTP, REST APIs and design patterns 
  • Experience with microservice architecture concepts and distributed systems 
  • Proven expertise in building highly reliable, secure and scalable services 
  • Result-oriented team player with a pragmatic approach and good communication skills 
  • Passionate about best practice software development and technologies 
  • Open-source spirit and staying up to date with the .NET community is a big plus 
  • Fluent in written and spoken English 


Our offer 


  • Onboarding program provided with close cooperation with Swiss peers   
  • Dedicated technical mentor  
  • Support in further training and development opportunities  
  • An open corporate culture, supportive atmosphere  
  • High innovation pace and interesting med-tech products  
  • Modern office with comfortable working environment  
  • Cafeteria benefit system covering private medical care etc.  
  • Contract of employment and stable working conditions 


Sonova is an equal opportunity employer.

We team up. We grow talent. We collaborate with people of diverse backgrounds to win with the best team in the market place. We guarantee every person equal treatment in regard to employment and opportunity for employment, regardless of a candidate’s ethnic or national origin, religion, sexual orientation or marital status, gender, genetic identity, age, disability or any other legally protected status.