Senior .NET Software Engineer

This is us

At Avenga, we believe that human creativity empowers technology that matters. Operating globally, our 6000+ specialists provide a full spectrum of services, including business and tech advisory, enterprise solutions, CX, UX and UI design, managed services, product development, and software development.

This is the job

We are looking for a Senior .NET Software Engineer to join a long-term international project for a global client. The role focuses on designing and developing scalable backend services, working with distributed systems, and building integrations with device management platforms.

At the beginning of the engagement, you may be required to attend a short on-site training period in Europe, focused on understanding the product and related processes.

This is you

• 8+ years of experience with C# and .NET
• Strong understanding of OOP, SOLID, and design patterns
• Experience with Entity Framework or similar ORM
• Experience with microservices and distributed systems
• Familiarity with authentication (OAuth2 / OIDC)
• Experience with monitoring/logging tools is a plus
• Solid problem-solving and communication skills
• Upper-intermediate English

Nice-to-have skills:

IoT / MQTT / serial communication experience

This is your role

• Design and develop API services
• Build and maintain microservices-based solutions
• Integrate with external systems and devices
• Optimize performance and code quality
• Collaborate in an Agile, cross-functional team

What awaits you at Avenga?

• Long-term projects, growth, and a supportive team
• At Avenga, everyone matters. We provide equal opportunities in recruitment, career development, and leadership, regardless of race, ethnicity, gender identity, sexual orientation, disability, age, religion, or any other characteristic. We are committed to fostering a work environment where our diverse community of employees, candidates, and business partners actively shapes our growth. By bringing together people from different backgrounds and experiences, we build a workplace where everyone feels free to be themselves while honoring the boundaries of others.