C#​/.Net Full Stack Developer

CLdN is a leading provider of integrated quay-to-quay and door-to-door logistics solutions. Founded in 1929, CLdN ensures reliable, cost-effective transport linking Europe’s major economic areas. With more than 30 vessels and over 200 sailings per week, CLdN offers shortsea roll‑on/roll‑off (RoRo) connections between the European continent, the United Kingdom, Ireland, Iberia and Scandinavia. CLdN also offers the lowest CO₂ footprint of all Western European RoRo operators.

Through an extensive network of ships, terminals and infrastructure, CLdN’s cargo and multimodal services have a strong Europe-wide reach. Our 3,000 employees help deliver our mission: to excel as an integrated provider of maritime links.

As a C#/.Net Full Stack Developer, you collaborate closely with developers and leverage your .NET expertise to support the Lead Solutions Architect in shaping and delivering robust solutions.

Act as a key link between functional analysts and delivery teams, ensuring shared understanding of needs, constraints and priorities.

Contribute to solution design: challenge assumptions, propose alternatives, and help shape a robust implementation approach.

Design, build and maintain mission‑critical systems in C#/.NET, with a strong focus on reliability, performance and long‑term maintainability.

Translate functional needs into clear technical solutions (components, services, interfaces, data flows), and support developers with practical guidance.

Ensure high engineering quality: code reviews, clean architecture, testing strategy (unit/integration), and structured validation before releases.

Collaborate in an Agile/Dev Ops way of working: contribute to refinement, estimates, delivery planning, and continuous improvement.

Troubleshoot complex issues across application, database and integration layers, and help prevent recurring incidents through improvements.

Share knowledge and raise the bar: mentor colleagues, document key decisions, and promote best practices across the team.

Medior-level experience (at least 3 years) as a C#/.NET developer in an environment where quality, stability and delivery matter.

Strong communication and influencing skills: you can align people, explain trade‑offs, and keep discussions constructive.

You can work comfortably in Dutch and English.

You're pragmatic and hands‑on: you enjoy solving problems but also care about sustainable solutions.

• Strong knowledge of C# and .NET 8 or higher
• Solid working knowledge of Visual Studio
• Experience with Azure Dev Ops, including Boards, Repos and Pipelines/CI/CD
• Good knowledge of Git
• Experience with test mocking frameworks
• Knowledge of ASP.NET Core
• Experience with modern web frameworks
• Good understanding of SQL Server Familiarity with microservices architecture
• Understanding of domain‑driven design
• Experience with Blazor, preferably Blazor Server, is considered a strong asset

• Competitive gross monthly salary in line with your qualifications and experience
• Eco vouchers
• Sectoral bonus according to applicable sector regulations
• A work‑from‑home allowance for each day worked remotely
• Full‑time contract of 38 hours per week
• 5 extra days off in addition to statutory vacation days
• Hybrid working: max. 3 days per week after 6 months of service
• Work hours with flexible start (7:30-9:30 AM) and finish (4:00-6:00 PM)

• Hospitalisation insurance with the option to add family members, with an additional contribution for each member included

• Company car with fuel card, temporary company car at start
• After the initial period: option to order an electric car within our company car policy