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    .NET Developer

    Haystack People
    Utrecht Fulltime €4.000 - €5.500 per maand (o.b.v. 40 uur) 2026-05-26

    About Haystack People

    Our partner is part of Visma and specializes in developing state-of-the-art accounting solutions for administrative offices and freelancers. They combine the agility of a scale-up with the security and stability of a large corporate, offering a unique and dynamic work environment. They prioritize continuous learning and innovation, fostering a culture where new ideas and technologies are always welcome.

    About the Position

    Introduction

    Are you enthusiastic about shaping the future of cloud platforms for a partner within Visma? This is an excellent opportunity to make a significant impact and accelerate software development, leveraging a scale-up mentality with the stability of a large corporate. The organization focuses on creating high-quality accounting solutions for administrative offices and freelancers, utilizing cutting-edge technologies. Their cloud-native product is currently used by 70,000 users.

    Responsibilities

    As an experienced .NET Developer, you will be working on a high-quality accounting solution. Your main tasks will include:

    • Developing new features for the cloud platform in an Azure environment.
    • Working on APIs, refactoring, ensuring code quality, and optimizing performance.
    • Bringing in new ideas and utilizing the latest technologies.
    • Participating in knowledge-sharing sessions and actively contributing your expertise.
    • Collaborating within an Agile Scrum team of 8 developers, a Product Owner, and a Scrum Master.
    • Developing new features in C# .NET Core, deployed in containers on Kubernetes in Azure.
    • Building integrations using RabbitMQ and searches via Elasticsearch.

    Requirements

    • HBO or WO (higher professional education or university) thinking and working level.
    • Minimum of 3 years of demonstrable work experience as a .NET Developer.
    • Experience with .NET Core, C#, and Azure.
    • Dutch language skills preferred (working knowledge required for this role based in the Netherlands).

    Nice to Have

    • Experience with Microservices.
    • Experience with Kubernetes, RabbitMQ, and Elasticsearch.

    Benefits

    • Salary up to €5,500 per month (based on 44 hours).
    • 25 vacation days.
    • Lease car or OV-Business Card (public transport pass).
    • Excellent pension scheme.
    • Laptop and mobile phone.
    • Flexible working hours and the option for hybrid work.
    • Budget and opportunities for training and courses.
    • Knowledge-sharing sessions.
    • Career growth opportunities.
    • Friendly colleagues and enjoyable social events/activities.
    • An informal working atmosphere.

    About Company

    Our partner is part of Visma and specializes in developing state-of-the-art accounting solutions for administrative offices and freelancers. They combine the agility of a scale-up with the security and stability of a large corporate, offering a unique and dynamic work environment. They prioritize continuous learning and innovation, fostering a culture where new ideas and technologies are always welcome.

    How to Apply

    Please apply directly via the provided application link.

    Apply Now

    Your data is only shared with Haystack People

    Location

    Utrecht

    Type

    Fulltime

    Keywords

    .NET
    C#
    Azure
    Cloud
    Microservices
    Kubernetes
    RabbitMQ
    Elasticsearch
    Agile
    Scrum
    Software Development
    Verified Company

    .NET Developer

    Haystack People