Senior .NET Developer

Job Description

Join an experienced international team working on a globally used Site Rollout and Field Inventory Management platform. We're looking for strong backend-focused .NET developers (preferably senior, but experienced medior candidates are welcome) who are comfortable touching frontend tasks as well. The project is cloud-native, and English is the working language.

Responsibilities

• Develop and maintain cloud-native applications based on .NET Core (C#, Entity Framework, SQL)

• Build and enhance REST APIs in a containerized Azure environment (PaaS/FaaS)

• Follow DevSecOps principles (CI/CD pipelines, secure development practices)

• Write clean, secure, maintainable code (Clean Code, SonarQube checks in place)

• Collaborate on frontend tasks (React with Hooks) not the primary focus, but openness is key

• Work in an international, agile team with daily communication in English

• 510 years of software development experience, with a strong focus on .NET (C#, .NET Core)

• Hands-on Azure experience is essential, especially with:

  • PaaS and FaaS components

  • AZ-204 and/or AZ-400 certification, or practical knowledge equivalent to these certs

  • Alternatively: commitment to quickly obtain one of these certifications with our support

• Strong SQL / relational database knowledge (MS SQL)

• Experience working in containerized, cloud-based environments (e.g., Docker, Kubernetes not architecture or ops level)

• Awareness of secure coding and development practices (DevSecOps mindset)

• Fluent English, both written and spoken this is the working language of the tea

Nice to Have

• React / JavaScript knowledge (especially React Hooks)

• Experience with microservice architectures

• Familiarity with test automation tools (e.g., Cypress)

• Background in enterprise-level system integrations

Why Youll Love Working With Us

• BlackBelt team  Join a smart and skilled team where everyones a tech BlackBelt

• Growth-oriented  We support your development with training and certifications

• Variety  Opportunity to move between projects and Delivery Units

• WOW program  Our Wellbeing Office Way supports your health and balance

•  Flexibility  If you love working from home, your couch is still part of the package

• Caring culture  Weve got your back during challenges, both personal and professional