Sunweb Group · Standplaats: Rotterdam · 21 mei 2025
Software Engineer (.NET Core / Azure)
Job description
At Sunweb Group , we're on a mission to build smart, scalable tech that transforms how millions experience travel. As a Software Engineer , you'll play a key role in developing the internal core systems behind our booking platforms and customer journeys.
You'll work in a full Agile team with three other engineers and a product owner - all passionate about writing great code, solving real business challenges, and taking the occasional great holiday too. We work with .NET Core , React , and Azure , and we're constantly experimenting with better ways to build.
What you'll do
Build and improve software using the Microsoft tech stack (.NET Core, C#, Azure)
Design and develop scalable, cloud-native applications
Maintain and enhance CI/CD pipelines and automated testing frameworks
Collaborate with your cross-functional Agile team on planning, delivery, and problem-solving
Participate in architectural discussions and shape key technical decisions
Our tech environment
Microsoft tech stack: .NET Core, C#, Azure (Functions, AKS, SQL)
CI/CD pipelines and infrastructure-as-code
Code reviews, test automation, and a clean architecture approach
A culture of experimentation, knowledge sharing, and ownership
What skills will bring you to the top?
You have at least 3 year of experience as a C# developer, preferably in a .NET Core environment.
Familiarity with container orchestration platforms like Kubernetes or AKS is a strong plus
Knowledge of SQL and experience with Azure databases for robust data handling is a significant advantage.
Experience in building cloud-native applications on Microsoft Azure is highly desirable.
Basic understanding and practical experience with unit testing and integration testing.
You are adaptable, eager to learn, and focused on delivering results efficiently.
Strong communication and collaboration skills to work effectively within a diverse, cross-functional team.
Why join our journey?
Monthly gross salary between € 4.300,- and € 5.500,- excluding 8% holiday allowance
We enjoy the journey so enjoy 25 holidays plus 6 ATV days, (based on fulltime employment)
Up to 20% discount on holidays for you, your family, and friends
Hybrid work setup with IT equipment and home office furniture provided
Travel and remote work allowances
Access to LinkedIn Learning and a personalized Reflect & Develop Plan to support your career growth.
Regular knowledge-sharing sessions with experienced engineers.
Opportunities to grow into senior or specialist roles.
Let us introduce Sunweb Group
Sunweb Group is one of Europe's largest online travel companies, sending over 1.3 million travellers each year to unforgettable destinations. With offices in eight international markets and over 600 colleagues, we're united by one mission: to create seamless, high-quality holiday experiences at competitive prices.
We operate leading brands like Sunweb and Eliza Was Here, powered by our custom-built travel tech. Our Fast Forward culture values focus, trust, and innovation - enabling you to grow your career while helping millions press pause and create lifelong memories.
Ready for departure?
Do you want to become part of our team as a Software Engineer? Click on "Apply". Do you have any questions? Please feel free to reach out to , our Talent Acquisition Specialist via . We are looking forward to hearing from you!