Senior .NET Developer (f/m/x) – Full Time
Location: SpainJoin QSI, a wholly owned affiliate of the European Society of Radiology (ESR), in supporting the implementation of the ESR’s guidelines and eHealth tools. We develop proprietary Clinical Decision Support (CDS) software that integrates with healthcare IT systems.Responsibilities
Design, develop and test full‑stack web applications in an agile environment.Collaborate with engineering, implementation, and commercial specialists to deliver high‑quality software.Minimum Requirements
3+ years professional experience in a software role.Experience with C#, ASP.NET, RESTful APIs, HTML, CSS, JavaScript, and SQL Server.Familiarity with SOLID principles and unit testing.Excellent English, written and spoken.Preferred Qualifications
Formal education in Computer Science or related field.Experience with ASP.NET MVC, Razor Pages, Blazor, Bootstrap, and jQuery.Knowledge of agile principles, FHIR/HL7, and healthcare IT.Front‑end development experience.Offer
Permanent contract.Hybrid working (office and home office).Annual salary of €50,000 depending on qualification and experience.Exciting and empowering company culture with passionate people.

📌 Senior.Net Developer (Madrid)
🏢 Qsi
📍 Madrid