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Senior .NET Developer

  • Cloud Nine

Job description

As a Senior .NET Developer you will play a key role in designing, developing, and maintaining web applications and digital platforms for clients. This is a unique opportunity to work in a dynamic, collaborative environment where your expertise will help shape the future of digital experiences. You responsibilities:

  • Develop and maintain high-quality web applications and digital solutions using .NET technologies

  • Collaborate with cross-functional teams, including designers, front-end developers, and project managers, to deliver engaging, user-friendly applications

  • Participate in the entire software development lifecycle, from requirements gathering to deployment and ongoing maintenance

  • Optimize applications for maximum speed and scalability

  • Troubleshoot, debug, and resolve technical issues to ensure smooth project delivery

  • Contribute to continuous improvement by recommending new tools, technologies, and processes

We offer

  • A creative, inclusive, and supportive work environment

  • Opportunities for professional growth and learning

  • Flexible working conditions and competitive compensation

  • The chance to work on innovative projects with leading brands

About Cloud Nine

Cloud Nine is one of the leading digital agencies in Sweden with customers throughout Europe. We are an international company with offices in Stockholm, Helsinki, and Gdansk with several colleagues on the European continent.

Job requirements

  • 5+ years of experience as a .NET Developer, preferably in a digital agency or similar environment

  • Knowledge of .NET Core, C#, and ASP.NET

  • Strong experience with SQL Server, Entity Framework, and RESTful APIs

  • Familiarity with front-end technologies such as HTML, CSS, JavaScript, and frameworks like React or Angular is a plus

  • Experience with e-commerce platforms such as Litium, Centra, and Shopify is highly desirable

  • Experience with Umbraco (CMS) is highly desirable

  • Knowledge of cloud platforms (e.g., Azure or AWS) and DevOps practices

  • Excellent problem-solving skills and attention to detail

  • Strong communication skills in English; Swedish or Finnish is a big plus

  • Ability to work in a collaborative environment and manage multiple projects simultaneously

  • We care about building relationships between employees and the culture of our organization, thus we welcome you to work at least 2 days a week in the office

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