Software Engineer (Mid-Level) – Full Stack (React + .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 talented and motivated Mid-Level Full-Stack Software Engineerto join our this roleyoullwork on building andmaintainingscalable applications using React TypeScript C# and .NETon both the front and back ends. While full-stack fluency is ideal we welcome candidates with a strength in either frontend or backend as long asyoureeager to contribute across the stack.

This position requires hands-on development and a critical thinking approach to collaboratively within our team to deliver impactful high-quality solutions while bringing your own ideas to the table. Ifyourean engineer with a passion for learning building and contributing to a supportive team environmentwedlove to hear from you.

Responsibilities:

• Build andmaintainfull-stack applications working with React TypeScript C# and .NET.
• Collaborate with team members to implement modern maintainable and scalable solutions on boththe frontendand backend.
• Participate in the full software development lifecycle from planning and design to delivery and operations.
• Ensure high-quality code by actively contributing to testing practices(unit and automated testing) andparticipatingin peer code reviews.
• Bring creative problem-solving and critical thinking to development challengesleveragingyourexpertiseto help strengthen the teams technical decisions.
• Work collaboratively with cross-functional team members including designers and product managers to drive development forward in a team-oriented environment.
• Actively contribute ideas and feedback in technical discussions to improve code architecture and workflows.

Required Skills & Qualifications:

• 36 years of professional experiencein software development with hands-onexpertisein both frontend and backend development.
• Proficiencyin React and TypeScriptfor building modern web applications.
• Strong knowledge of backend development using C#and .NETframeworks to design andmaintainreliable APIs and services.
• Familiarity with system design principles and code optimization techniques.
• Experience with unit testing automated testingframeworks and delivering maintainable code.
• Knowledge of modern API integration principles (e.g. REST GraphQL).
• Excellent debugging troubleshooting and analytical skills.
• Strong communicationand collaboration skills with a critical thinking mindset.
• Ability to actively contribute ideasidentifyareas for technical improvement and drive better solutions.

Nice-to-have Skills & Qualifications:

• Familiarity with containerization technologies like Dockerand orchestration platforms such as Kubernetes.
• Experience working with CI/CD pipelines and DevOps practices.
• Understanding ofauthentication/authorization setups.
• Knowledge of Identity and Access Management (IAM) tools like Keycloakor Microsoft Entra ID.

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.