Senior .NET Software Engineer – Stealth Startup (Zurich/Remote)

About the role

We are a fast‑growing stealth technology startup building a next‑generation cloud‑native platform. As a Senior .NET Software Engineer you will join the core engineering team to design, develop, and scale greenfield systems that power our innovative solutions.

Key responsibilities

• Design and implement highly available, scalable services using C# and the latest .NET stack.
• Collaborate with founders and senior engineers to define architecture, tooling, and engineering standards.
• Write clean, test‑driven code and contribute to CI/CD pipelines.
• Participate in code reviews, performance tuning, and troubleshooting production issues.
• Help shape the product roadmap by providing technical insight and feedback.

Required profile

• 5+ years of professional experience developing .NET applications.
• Strong problem‑solving abilities and a passion for building high‑quality software.
• Experience working in Agile, fast‑paced startup environments.
• Excellent communication skills and ability to work independently or within a team.

Required skills

• C# / .NET (including ASP.NET Core, Blazor, MVC, Entity Framework Core)
• GraphQL, SQL Server, Azure, AWS
• Docker, Kubernetes, Helm
• Git, CI/CD, DevOps practices
• React, Angular, TypeScript, JavaScript (ES2024+)
• HTML5, CSS3, Jest
• Agile methodologies, Test‑Driven Development (TDD)

What we offer

• Competitive salary (CHF 110,000‑145,000) plus bonus and equity potential.
• Remote‑working flexibility with occasional on‑site collaboration in Zurich.
• Opportunity to work on cutting‑edge technologies in a greenfield environment.
• Dynamic, fast‑growing startup culture.