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software engineer (.net)

Jun 28, 2026 by Relational Business Software

Καλλιθέα·Hybrid·Πληροφορική·Permanent·Full Time

About the job

.NET Engineers to contribute to the development of complex, high-impact products for leading Financial Services clients. Working with modern technologies such as C#,  microservices and ASP.NET MVC in an Agile environment, you will help deliver robust, scalable solutions that drive meaningful transformation. As part of our Product-Chapter Matrix, you will collaborate with a dedicated engineering community that supports professional growth while ensuring the delivery of real-world features. This role is suited for individuals who value technical excellence, teamwork, and a culture that empowers people to succeed.

The Role

  • Build and scale .NET services and REST APIs.

  • Write clean, maintainable code and participate in code reviews.

  • Collaborate in Agile squads with engineers, BAs, and stakeholders.

  • Take ownership of features from development to deployment.

What You Bring

  • 1–4 years of experience with C# and the .NET ecosystem.

  • Solid CS fundamentals (OOP, Data Structures, Algorithms).

  • Proficiency in ASP.NET Web API, ASP.NET MVC and SQL.

  • Ability to communicate effectively in English.

  • Nice to have: Unit testing (TDD), Docker/Kubernetes, or CI/CD.

Our Tech Landscape

  • Backend: .NET, C#, Web API, Microservices, MVC

  • Data/DevOps: SQL Server, Redis, Azure DevOps, Git.

  • Infrastructure: Docker, Kubernetes, Prometheus, Grafana.

Why Relational FS?

  • Mentorship: Structured coaching via our engineering chapters.

  • Flexibility: Hybrid work model and a people-centric culture.

  • Security: Private health insurance and competitive salary from Day 1.

  • Projects: Drive transformative change for top-tier financial clients.

  • Scale: Work on complex, large-scale products for top-tier clients.

About the company

We understand diverse employee needs, including those of parents and individuals with personal commitments. We offer flexible working conditions and adopt the latest trends such as the matrix model and agile methodologies, to ensure work-life balance.

We collaborate with various training platforms to support your continuous learning, whether it’s reskilling or upskilling. We offer tailored training programs to meet your needs. Our development model also includes peer coaching to help you tackle challenges and grow professionally.

We value diversity as it enriches our workplace and enhances our collective success. We foster an inclusive environment where every employee feels valued, respected, and enabled to bring along a wealth of perspectives and ideas.

We always want to hear what you have to say. Regular evaluations and research, such as eNPS, help us understand you and ensure we meet your needs.

Our reward is our employees’ loyalty, with many team members being part of the Relational family for over 10 years.


About the company

We understand diverse employee needs, including those of parents and individuals with personal commitments. We offer flexible working conditions and adopt the latest trends such as the matrix model and agile methodologies, to ensure work-life balance.

We collaborate with various training platforms to support your continuous learning, whether it’s reskilling or upskilling. We offer tailored training programs to meet your needs. Our development model also includes peer coaching to help you tackle challenges and grow professionally.

We value diversity as it enriches our workplace and enhances our collective success. We foster an inclusive environment where every employee feels valued, respected, and enabled to bring along a wealth of perspectives and ideas.

We always want to hear what you have to say. Regular evaluations and research, such as eNPS, help us understand you and ensure we meet your needs.

Our reward is our employees’ loyalty, with many team members being part of the Relational family for over 10 years.