Senior .NET Developer

Senior .NET Developer – SaaS
- Solothurn / Hybrid

(Key skills: C#, .NET Framework, .NET Core/.NET 6+, ASP.NET MVC, Angular, SQL Server, RESTful APIs, Microservices, Agile, Test-Driven Development, Frontend & Backend Development, CI/CD, Cloud Platforms)

Are you an experienced Full Stack .NET Developer with a passion for building scalable, enterprise-grade web applications? Do you thrive in collaborative, fast-paced environments where innovation, quality and user experience drive delivery? If so, this could be your next exciting challenge.

Our client, a growing international SaaS business serving financial services and enterprise customers, is seeking a Senior .NET Developer to join their Swiss engineering team. You will be instrumental in developing, enhancing and maintaining mission-critical applications that support key business workflows and deliver significant value to customers.

In this role, you will design and build both frontend and backend components of modern, data-driven web applications. You’ll implement user interfaces using ASP.NET MVC and Angular, applying best‑practice patterns for maintainability and performance. On the backend, you’ll architect robust microservices and APIs using C# and .NET Core/.NET 6+, ensuring scalability, reliability and testability throughout the stack. You will also work with relational databases such as SQL Server, contributing to data modelling, query optimisation and migrations as required.

You’ll participate fully in an Agile delivery process, collaborating with product owners, UX designers, QA engineers and Dev Ops specialists. Your responsibilities will include writing automated tests, supporting staging and production releases, troubleshooting incidents, and helping refine overall engineering processes to drive quality and continuous improvement. Experience with modern development environments, source control and CI/CD pipelines will help you thrive in this role.

The ideal candidate will have a solid track record of building and maintaining scalable enterprise applications, comfortable owning technical decisions and producing high-quality code. You’ll bring strong communication skills, a pragmatic approach to problem solving, and the ability to break down complex requirements into well-structured solutions. Experience with Angular and frontend technologies alongside backend .NET development is highly desirable.

This is a fantastic opportunity to join a forward-thinking SaaS technology business where your engineering expertise will have a tangible impact on product success and customer outcomes. You’ll work in a hybrid environment based in Solothurn, supported by a culture that values innovation, collaboration and continuous learning.

Solothurn / Hybrid working (once a week in the offices).

CHF 100,000 – CHF 130,000 + Bonus + Benefits

Applicants must have the right to work in Switzerland.