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# Software Engineer (C# / .NET)

- **Company:** Moody's
- **Location:** Brussel, Belgium
- **Experience:** Experienced
- **Contract:** Permanent contract
- **Skills:** Clean Code Principles, JavaScript (Programming Language), .NET Framework, Artificial Intelligence, ASP.NET MVC Framework, HTML5, Unit Testing, C Sharp (Programming Language), Cascading Style Sheets (CSS), Software Quality, Code Review, Continuous Integration, Database Queries, Software Debugging, Dependency Injection, Programming Tools, Web Development, Language Integrated Query, Entity Framework, Github, Microsoft Visual Studio, NuGet, Nunit, Performance Tuning, Mstest, TypeScript, ReactJS, Git, Xunit, Jenkins, Web Api
- **Published:** October 20, 2026
- **Apply:** https://www.indeed.com/viewjob?jk=ba19e44f19fbbea1

## About the Role

* Proven experience shipping production software (2+ years).
 * Strong proficiency in C# including async/await, LINQ, generics, dependency injection, and modern language features.
 * Experience with ASP.NET MVC and Web API on .NET Framework 4.8.
 * Working knowledge of modern .NET (.NET 10) and ASP.NET Core MVC.
 * Experience building web applications using HTML5, CSS3, and JavaScript.
 * Experience working with and understanding existing codebases, including debugging and troubleshooting in production environments.
 * Ability to write clean, testable, and maintainable code, supported by unit testing frameworks such as xUnit, NUnit, or MSTest.
 * Proficiency with Git, Visual Studio, and NuGet.
 * Strong collaboration skills and ability to work effectively in a cross-functional environment.
 * Strong problem-solving mindset with rigor in debugging and root-cause analysis.
 * Experience with React and TypeScript.
 * Basic knowledge of SQL and Entity Framework / EF Core.
 * Exposure to .NET Framework to .NET migration projects.
 * Familiarity with CI/CD practices and tools such as GitHub Actions and Jenkins.
 * Curiosity about emerging technologies, including AI and modern developer tools.
 * Demonstrated proficiency in artificial intelligence concepts, with hands-on experience using AI tools to streamline workflows and enhance operational efficiency. Proven ability to implement AI-powered solutions to solve business challenges. Demonstrates a growing awareness of AI risk management and a commitment to responsible and ethical AI use., * Strong technical foundation built through formal education, self-directed learning, or hands-on professional experience.

## Description

Contribute to the ongoing success of Orbis by enhancing, maintaining, and evolving high-scale .NET applications that support critical financial decision-making for thousands of clients worldwide.

 * Maintain and support existing .NET Framework 4.8 and .NET 10 applications, ensuring their stability, reliability, and performance in production.
 * Investigate, troubleshoot, and resolve bugs and production incidents by analyzing application behavior, logs, and code.
 * Identify and implement performance optimizations and code quality improvements across existing applications.
 * Design and deliver new features and enhancements aligned with established architecture, development standards, and business needs.
 * Collaborate closely with product, design, and data teams to define and deliver impactful technical solutions.
 * Ensure high-quality, maintainable code through testing, code reviews, and continuous integration practices.
 * Contribute to technical documentation and actively share knowledge to support team effectiveness and application ownership.