Senior .NET Developer (APIs & Microservices) 10956578

Itproposal; Amsterdam; On-site; EUR 80,000 - 100,000; Full time

Job summary

Itproposal is seeking a Senior .NET Developer (8–10 years) to design APIs and microservices in a modern stack for an onsite role in Amsterdam. The ideal candidate has strong .NET, C#, Azure DevOps, and Git skills, with Vue.js or Angular frontend experience.

You will work in an Agile environment to deliver scalable, secure applications and contribute to UI improvements and test automation. Fluency in English is required; local language isn’t necessary.

Qualifications

• 8–10 years of .NET development experience.
• Strong proficiency in .NET, C#, APIs, and microservices.
• Hands-on with Azure DevOps and Git.
• Frontend experience with Vue.js or Angular.
• Experience with Agile methodologies.
• Interest in test automation; TDD experience is a plus.
• Fluent in English; no local language required.

Responsibilities

• Design and develop APIs and microservices using the Microsoft .NET ecosystem.
• Build intuitive and responsive user interfaces using Vue.js, Angular, or similar frameworks.
• Collaborate with cross-functional teams to deliver high-quality software solutions.
• Work with Azure DevOps for CI/CD, pipelines, and version control (Git).
• Apply or learn test automation; experience with TDD is a plus.
• Ensure code quality, maintainability, and adherence to engineering best practices.
• Contribute to Agile ceremonies and support continuous improvement within the team.

Skills

.NET development

C#

APIs

Microservices

Vue.js

Angular

Azure DevOps

Git

Agile

Test automation

English

Tools

Azure DevOps

Git

Job description

Senior .NET Developer (APIs & Microservices)

Requirement ID: 10956578Location: Amsterdam (Onsite)Start Date: 16 Sep 2026Duration: 6 MonthsStatus: OpenRate:Neg

Role Overview

We are seeking an experienced Senior .NET Developer (8–10 years) with strong expertise in building APIs, microservices, and modern front‑end interfaces. The ideal candidate is highly skilled in Microsoft .NET, C#, Azure DevOps, Git, and has hands‑on experience with Vue.js or Angular. A passion for clean code, test automation, and user‑friendly UI development is essential.

This is a complete onsite role in Amsterdam, working within an Agile environment to deliver scalable, secure, and maintainable applications.

Key Responsibilities

• Design and develop APIs and microservices using the Microsoft .NET ecosystem.
• Build intuitive and responsive user interfaces using Vue.js, Angular, or similar frameworks.
• Collaborate with cross‑functional teams to deliver high‑quality software solutions.
• Work with Azure DevOps for CI/CD, pipelines, and version control (Git).
• Apply or learn test automation practices; experience with TDD is a plus.
• Ensure code quality, maintainability, and adherence to engineering best practices.
• Contribute to Agile ceremonies and support continuous improvement within the team.

Required Skills & Experience

• 8–10 years of experience in .NET development.
• Strong proficiency in Microsoft .NET, C#, APIs, microservices.
• Hands‑on experience with Azure DevOps and Git.
• Front‑end experience with Vue.js, Angular, or similar frameworks.
• Understanding of Agile ways of working.
• Interest or experience in test automation; TDD experience is a plus.
• Strong problem‑solving skills and ability to build user‑friendly interfaces.
• Fluent in English; no local language required.

Competencies

• Digital: Microsoft Azure
• Agile Way of Working
• Core .NET Technologies
• C# 4.0

Work Setup

• Mode: Complete Onsite
• City: Amsterdam
• Language: English