Senior .NET 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 Ul design, managed services, product development, and software development.

About the Role

We are looking for an experienced .NET Software Engineer to join a B2B-focused environment in Greece, working on production-level systems used at scale. You will be involved in designing, building, and maintaining modern distributed applications, with a strong focus on quality, performance, and reliability.

This role offers the opportunity to contribute to impactful solutions while continuing to grow your technical skills and career in a professional, international setting.

Responsibilities

• Design, develop, and maintain production-ready applications using .NET Core

• Build and support microservices-based architectures

• Develop and maintain asynchronous flows using message brokers

• Ensure system reliability through testing, monitoring, logging, and metrics

• Collaborate with cross-functional teams to deliver high-quality solutions

• Apply best practices in software design, algorithms, and design patterns

• Continuously improve code quality, performance, and scalability

Requirements

• At least 4 years of experience developing production-level software with .NET Core

• Strong proficiency in C# and MVC

• Experience with microservices architecture

• Experience working with distributed systems at scale

• Hands-on experience with testing, metrics, monitoring, and logging

• Experience with asynchronous communication and message brokers

• Good understanding of web technologies (HTTP, REST, etc.)

• Practical knowledge of algorithms and design patterns

• Strong focus on clean, high-quality code

• Fluent English, written and spoken

What We Offer

• B2B engagement in a professional and international environment

• Challenging projects with real business impact

• Opportunities for technical growth and career development

• Collaborative and quality-driven engineering culture

• Remote environment

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.