Junior Backend Software Developer (.NETC#)

We are excited to announce the development of our new Software Development Hub in Warsaw - an important step in our journey of global growth.

This initiative marks an important step forward in bringing together top technical talent optimizing our processes and shaping the future direction of our organization.

Job Overview:
We are looking for a motivated and technically capable Junior Backend Developerto join our this role you will work on designing and developing scalable backend services using C#and .NET directly contributing to impactful projects while learning from senior developers.

Weoperatein a fast-paced environment and this role is ideal if you already have a solid foundation in backend development but want to take your skills to the next level. You will collaborate closely with our team to build robust systems and modernize processes tackling real-world challenges while growing into a highly capable backend developer. A combination of technical aptitude accountability and a willingness to learn are essential for success in this role.

This is your opportunity to join a talented team contribute to meaningful work and develop under the guidance of experienced professionals.

Responsibilities:

• Contribute to the development of backend systems using C#and .NET following best practices for clean maintainable and testable code.
• Assistin designing implementing andmaintainingscalable APIs and microservices following modern standards (e.g. REST GraphQL).
• Participate in code reviews troubleshooting and bug-fixing activities to ensure high-quality software delivery.
• Collaborate with the team on feature delivery and deployment workflows contributing to DevOps-enabled environments and CI/CD pipelines.
• Pair with senior developers to learn architectural concepts best practices and operational requirements.
• Take initiative in growing your skills while producing value for the teamdelivering ontasks with increasing independence over time.
• Work alongside the team tooptimizeperformance debug production issues and refine backend solutions.
• Required Skills & Qualifications:
• 1 years of experiencein software development (including internships projects or professional work) with hands-on experience using C#and .NETframeworksor equivalent foundational knowledge.
• Ability to write organized testable and maintainable code with curiosity about improving software quality through unit testsand automated testing frameworks.
• Understanding ofmodern API development principles including familiarity with RESTful APIsor GraphQL.
• Willingness and ability tooperatein a DevOps environment including learning about deployment pipelines and basic containerization concepts (e.g. Docker Kubernetes).
• Enthusiasm for problem-solving combined withstrong communicationskills and a collaborative mindset.
• A self-starter attitude with a demonstrated ability to take ownership of tasks ask questions and grow through feedback.

Nice-to-have Skills & Qualifications:

• Experience with IAM technologies like Keycloakor Microsoft Entra ID.
• Familiarity with containerization technologies (e.g. Docker) and orchestration platforms (e.g. Kubernetes).
• Hands-on work with CI/CD pipelines and deployment systems.
• Exposure to building scalable production-grade services within enterprise settings.

What We Offer:

• Constructive cooperation based on trust and respect for the employee
• Bonus system
• Employee Pension Scheme financed entirely by the employer (PPE)
• Attractive well-being package (platform MyBenefit life insurance lunch card gift cards)
• Private medical care with telemedicine and rehabilitation
• Employee Foundation support
• Internal development programs
• Remote work (2 times per week) and workation
• Flexible working hours
• Additional 2 days of holiday for volunteering

Ready to apply

Learn more about the VELUX Group online at you can read more about working at our company and what to expectofour recruitment process.

We look forward to receiving your application and CV as soon as possible. We are conducting interviews on an ongoing basis until we have the right match.

All inquiries will be treated confidentially.

About VELUX

In the VELUX Group we offer you a world of opportunities and the chance to create a bright future. From the forefront of the roof window category we enable those who liveworkand play under the rooftransformtheir spaces and live a healthier everyday life with more daylight and fresh air.

The VELUX Group is an international family-owned business with strong financial roots and each year we can create real impact by reinvesting in society our employees and planet through our foundations. With 20 production companies in 12 countries and sales companies in 37 countries our products are widely available. We employ around 12000 people and our company is headquartered in Denmark. Alongside the rest of our values courage and mutual respect define our actions every day and how we wish to contribute to the world.

Equal Opportunity Employer

At VELUX Residential we believe in fostering a diverse workplace for everyone to thrive develop and perform at their best and where you feel welcome respected and valued. We are committed toproviding equal opportunities for all- whether you are applying for a role or already a part of VELUX Residential. That means we recruit hire train and promote people based on their skills and potential without regard to race color religion sex age neurodiversity disability protected veteran status national origin sexualorientationor any other basis prohibited by applicable law.

We value diversity and strive to ensure that our employment decisions are fair and inclusive focusing only on what truly matters: your qualifications and how you can contribute to our shared mission and success.