Frontend Developer

ALTEN Nederland; Utrecht; Hybrid; EUR 50,000 - 65,000; Full time

Benefits offered by this job

Lease car with fuel card

Hybrid working options

Monthly net expense allowance

27 vacation days

Pension scheme without personal contribution

Job summary

A leading technology consulting firm is seeking a skilled Medior C# Front-End Engineer in Utrecht. The role involves designing responsive applications and collaborating with teams to deliver innovative solutions. Candidates should have 3+ years of C#/.NET experience and strong problem-solving skills. This full-time position offers hybrid working options, career growth opportunities, and competitive benefits including a lease car and 27 vacation days, alongside exciting projects across different industries.

Qualifications

• 3+ years of professional experience in C#/.NET development, preferably with a front-end focus.
• Strong understanding of design patterns and software architecture.
• Experience with modern .NET frameworks and front-end tooling.

Responsibilities

• Design and maintain front-end applications using C# and the .NET ecosystem.
• Translate technical requirements into efficient code.
• Troubleshoot complex front-end issues.

Skills

C#

Front-end Development

Object-Oriented Programming

Problem-Solving

Analytical Skills

C++

Education

Bachelor’s or Master’s degree in Computer Science or related field

Tools

.NET Framework

Blazor

WPF

Job description

The Position

We are looking for a skilled Medior C# Front-End Engineer to join our growing team in Utrecht. In this role, you will contribute to innovative, high-impact client projects across a range of industries, building user-focused, high-quality applications with modern .NET technologies.

Responsibilities

• Designing, developing, and maintaining engaging and responsive front-end applications using C# and the .NET ecosystem
• Translating technical requirements and UI/UX designs into scalable, efficient code
• Troubleshooting and resolving complex front-end issues with creative solutions
• Writing clean, maintainable code with proper unit testing and peer code reviews
• Collaborating closely with back-end developers, designers, and product owners to deliver seamless user experiences
• (Optional but appreciated) Leveraging C++ knowledge for performance‑critical front‑end modules or native integration

Your Profile

• Bachelor’s or Master’s degree (HBO/WO) in Computer Science, Software Engineering, or a related field
• 3+ years of professional experience in C#/.NET development, preferably with front‑end focus
• Strong understanding of object‑oriented programming, design patterns, and software architecture
• Experience with modern .NET frameworks and front‑end tooling (Blazor, WPF, or similar)
• Knowledge of C++ is a plus
• Strong problem‑solving and analytical skills
• Excellent communication skills in English for collaboration with colleagues and clients
• Proactive, eager to learn, and open to exploring new technologies

Working Conditions

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

Why Join Us?

• Exciting Projects Across Industries: Contribute to solutions in automotive, high‑tech, transport, defence, and telecom sectors
• Diverse Client Portfolio: Work with global leaders as well as innovative scale‑ups
• Career Growth: Continuous training, mentorship, and access to top industry events
• Collaborative Culture: Join a team‑oriented environment that values knowledge sharing, innovation, and personal growth

About ALTEN

ALTEN is a global leader in engineering and technology consulting, supporting top‑tier clients in innovation and R&D. With over 57,000 employees in 30+ countries, we operate in sectors including aerospace, automotive, telecom, energy, and life sciences.

ALTEN Netherlands has offices in Eindhoven, Capelle aan den IJssel, Apeldoorn, Groningen, Amstelveen, and now Utrecht. Our 550+ consultants deliver high‑value technology and IT solutions, helping companies drive digital transformation for over 20 years.

Senior Level

• Mid‑Senior level

Employment Type

• Full‑time

Job Function

• Information Technology
• IT Services and IT Consulting

Referrals increase your chances of interviewing at ALTEN Nederland by 2x.

Ready for your next challenge?

Apply now and take your C# front‑end expertise to impactful projects at ALTEN Netherlands!