Senior C# Backend Developer

Xensam: Join the Future of SAM

Xensam is the leader in AI-powered, cloud-based Software Asset Management. Our technology gives clarity in complex IT environments, helping every user make smart, data-driven decisions and maximize software ROI.

We’re scaling fast and looking for people who want to join the journey. At Xensam, you play a key role in a team built on energy, focus, and positivity. We value experience, but even more, the person behind it.

Together, we build the future of SAM.

About The Role

As our Senior C# Backend Developer at Xensam, you will design and build high-quality backend services and integrations using modern C# and .NET technologies.

You will be part of an international team, playing a key role in developing and maintaining core components of our system while driving initiatives forward, with a focus on integrating third-party APIs, optimizing performance, and contributing to scalable and secure software solutions.

Responsibilities

You will design, develop, debug, test, and optimize backend systems using C# and the .NET platform. You will also work with RESTful APIs, asynchronous programming, dependency injection, and secure coding practices. Other responsibilities include:

• Integrate and manage multiple third-party APIs within our product ecosystem.
• Contribute to architecture discussions and technology choices.
• Collaborate using version control systems (e.g., Git) and build systems/tooling (e.g.Wix Toolset).
• Ensure performance, security, and reliability across services.
• Work closely with other backend developers, QA, and the product manager in an Agile environment.

Qualifications

• Preferably a degree in Computer Science or a related field.
• Strong knowledge of C#, .NET and backend development principles.
• A minimum of 5 years experience in software development, debugging, testing, and optimization.
• Experience with API integration (REST, JSON), and asynchronous programming patterns.
• Solid understanding of relational databases and proficiency in writing SQL queries.
• Familiarity with secure coding practices, authentication protocols (OAuth2, JWT), and error handling strategies.
• Knowledge of Agile methodologies and experience working within Agile teams.
• Strong communication and teamwork skills, with a willingness to collaborate and support others.
• Strong proficiency in written and spoken English.

What You Get

• A key role in an exciting international expansion.
• The opportunity to help build our office in Romania from the ground up.
• Three days in-office (with remote work on Mondays and Fridays). Office location is Strada Constantin Mille 18, Bucuresti.
• An opportunity to shape your career growth while contributing to the company’s success.
• A dynamic position embracing "freedom under responsibility".
• If sales targets are met, all employees enjoy an annual destination trip.
• Competitive salary and benefits.
• Other location-specific benefits.

Our values at Xensam

Rebellious

We challenge the norm and act with initiative – always with responsibility.

Humane

We foster a caring, inclusive environment that values diversity and respects individuality.

Harmony

We value balance and create a supportive workplace where people thrive.

As part of our recruitment process, we conduct background checks on final candidates to fulfill our commitments to customers and ensure a safe work environment.