Senior Software Engineer

At the company, we’re building and evolving the core systems behind millions of holidays each year. As a Senior Software Engineer, you contribute directly to how our platform is designed, scaled, and improved.

You’ll work in a small, autonomous Agile team where ownership, pragmatism, and quality go hand in hand. This role goes beyond coding — you influence architecture, improve engineering practices, and help the department grow.

Rotterdam / Girona the company office (Hybrid)

August 2026

Fulltime

• Design and build scalable, cloud‑native applications on Azure
• Own technical decisions and contribute to architecture
• Improve and modernize existing legacy systems
• Drive engineering practices like CI/CD, testing, and clean architecture
• Identify and reduce technical debt
• Collaborate with product and stakeholders to deliver real impact
• Mentor engineers and contribute to team growth
• Help define team standards and technical direction

C#, .NET, Azure, SQL, React, Git Hub, Git Hub Copilot, Visual Studio / VS Code

We actively leverage AI‑powered tools such as Git Hub Copilot to improve productivity and code quality.

• 5+ years of experience with C# and .NET
• Experience building cloud‑native applications on Azure
• Strong knowledge of SQL and data modeling
• Solid understanding of system design and clean architecture
• Experience with CI/CD, automated testing, and Dev Ops practices
• Experience with legacy systems and modernization
• Ability to balance speed and quality pragmatically
• Ownership mindset and drive to improve systems and processes
• Strong stakeholder communication skills
• Experience mentoring others and influencing technical direction

• You have real influence on architecture and technical decisions
• A pragmatic engineering culture focused on impact
• International product with real scale and complexity
• Opportunity to own and shape the technical direction and ways of working of the team

• Monthly gross salary between €6300 and €6700 plus 6 ATV days (based on full‑time employment, excluding 8% holiday allowance). ATV days do not apply to part‑time contracts.
• Enjoy up to 20 % off when booking with our brands for you, your family, and your friends.
• As an international company we support a hybrid way of working. We provide you with office furniture and IT equipment.
• We enjoy the journey so enjoy 25 holidays based on full‑time employment.
• A personalized Reflect & Develop Plan to support your career growth.
• Benefit from coaching sessions designed to support your well‑being.
• Receive work‑from‑home and travel allowances to ease your daily routine.

The information provided above applies to a Dutch contract. Please note that different terms and conditions will apply in the case of a Spanish contract.

We are an equal‑opportunity employer, committed to creating an inclusive and safe environment for all employees.