Senior .NET Full Stack

The Position

As part of our growing business, we are looking for a Full stack Engineer to join our team in Capelle aan den IJssel. You will work on diverse and challenging projects for leading clients across various sectors, contributing to the design and development of modern, high-quality software solutions.

Key Responsibilities

• Design, develop, and maintain scalable and maintainable .NET applications using C#, ASP.NET (Core), and related technologies.
• Build modern front-end solutions using frameworks such as Angular or React.
• Collaborate closely with back-end and front-end engineers to deliver full stack functionality.
• Translate functional requirements into clean, efficient, and testable code.
• Participate in code reviews, write automated tests, and apply software engineering best practices.
• Work together with cross-functional teams to align technical solutions with client and business needs.
• Stay up to date with the latest trends and technologies within the Microsoft ecosystem.

Your Profile

• 3–5 years of experience in software development with the .NET framework and C#.
• Experience with modern front-end technologies such as Angular or React.
• Familiar with REST APIs, Entity Framework, and SQL databases.
• Knowledge of CI/CD pipelines, Azure DevOps, or cloud services (Azure preferred) is an advantage.
• Strong problem-solving and analytical skills with an eye for quality and detail.
• A proactive and collaborative mindset, able to work independently as well as in a team.
• Completed HBO or WO degree in Computer Science, Software Engineering, or a related field.
• Fluent in English; knowledge of Dutch is an advantage.
• Comfortable working remotely with engineering teams in other countries than the Netherlands.

Working Conditions

• Lease car with fuel card
• Possibility of hybrid working
• Monthly net expense allowance
• 27 vacation days, with the option to buy 10 extra days
• Pension scheme without personal contribution

Why Choose ALTEN?

Exciting projects in leading sectors: Work on impactful projects in defence, transport, telecom, and finance, where your skills truly make a difference.

Diverse customer base: Collaborate with both large enterprises and smaller innovators, gaining valuable and varied experience.

Focus on professional growth: Develop your skills through continuous training, professional events, and collaboration with top experts.

Innovative and collaborative culture: Be part of an environment that values creativity, encourages knowledge sharing, and puts teamwork first.

About ALTEN

ALTEN is a global leader in engineering and technology consulting, supporting top clients in their innovation and R&D strategies. With more than 57,000 employees in over 30 countries, we are active in sectors such as aerospace, automotive, telecom, finance, energy, and life sciences.

ALTEN Nederland is a key entity within the ALTEN Group, with offices in Eindhoven, Capelle aan den IJssel, Apeldoorn, Groningen, and Amstelveen. Our 550+ consultants deliver high-quality solutions in the field of Technology and IT. For more than 20 years, we have contributed to impactful projects in high-tech, defence, transport, telecom, and finance across the Netherlands—supporting companies in their technological transformation.