Senior .NET Software Developer

Archipel Academy BVZaltbommel, Gelderland, Nederland

Hybrid Full-time

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Experience Level

Senior

Qualifications

What do we offer you?The opportunity to work with the latest technologies in an innovative environment. A challenging role with significant responsibility and the freedom to contribute your ideas. A close team of enthusiastic colleagues, including Testers, within Scrum teams. Unlimited vacation days. Company-sponsored sports activities. Unlimited learning opportunities for professional growth. Hybrid working options are available.

About the job

Join Our Team as a Senior . NET Software Developer!

Your next challenge as a Senior . NET Developer: Innovate and contribute to Europe's leading learning platform!

Are you a passionate Senior . NET Developer eager to harness cloud technology? Do you want to work on a groundbreaking SaaS platform that shapes the future of learning and development? This is your opportunity!

At Archipel, Europe’s premier all-in-one learning platform, you will have the chance to engage with cutting-edge technologies in a dynamic and stimulating environment. Collaborating with a close-knit Scrum team, you will work on complex web applications utilized daily by thousands of users. Innovation drives us, and we are always exploring new ways to enhance our platform.

What will you do?

Develop and optimize backend systems using . NET Core and EF Core.
Deploy and manage infrastructure as code (IaC) in Azure.
Work with various Azure resources, including App Services, Storage Accounts, Key Vaults, and Service Bus.
Design and implement scalable, high-performance APIs.
Collaborate with Product Owners, Designers, and Testers in an agile/Scrum environment.
Proactively identify and implement improvements.
Translate complex requirements into concrete technical solutions.

Your Skills:

Expertise in C#, . NET Core, EF Core, and SQL Server.
Extensive experience with Azure cloud services and IaC.
Knowledge of API development and web services.
Experience in database design and data modeling.
A minimum of 5 years of relevant work experience.
Higher professional education (HBO) level of thinking and working.
Strong communication skills in Dutch and/or English.

About Archipel Academy BV

Archipel is the leading all-in-one learning platform in Europe, dedicated to fostering innovation in education and professional development. We pride ourselves on our cutting-edge technology and our commitment to creating impactful learning experiences.

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Senior .NET Software Developer

Archipel Academy BV

Full-time|Hybrid|Zaltbommel, Gelderland, Nederland

Join Our Team as a Senior .NET Software Developer!Your next challenge as a Senior .NET Developer: Innovate and contribute to Europe's leading learning platform!Are you a passionate Senior .NET Developer eager to harness cloud technology? Do you want to work on a groundbreaking SaaS platform that shapes the future of learning and development? This is your opp…

Dec 23, 2025

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.NET DeveloperLocation: Dordrecht / HeemstedeHours: 32–40 hours per weekAre you the independent .NET Developer who thrives on having complete ownership over a product? We are searching for someone to take the reins of QBridge—our software solution in dental technology. With the departure of the current developer, you will fully assume control: you will steer the direction, manage the timeline, uphold quality standards, and drive future enhancements. This is a unique opportunity for someone who enjoys taking responsibility and finds comfort in organization, structure, and ownership. What will you do as a .NET Developer (QBridge)?As a .NET Developer, you will be responsible for maintaining, modernizing, and evolving QBridge. You will work independently, without a Product Owner, and actively gather input from stakeholders. You will be the technical powerhouse behind this product, ensuring that QBridge remains stable, secure, and future-proof. Your main tasks/responsibilities include:A. Development & Maintenance (.NET)Maintain, enhance, and expand QBridge (VB.NET + C#).Analyze existing code, resolve bugs, and execute refactoring.Develop new functionalities based on customer and chain needs.Optimize product performance, stability, and security.B. Integrations & ConnectionsMaintain and develop connections with dental labs, Exquise NG, and external systems.Work with web services, REST/SOAP APIs, and file exchanges.Ensure QBridge remains current with technological and process developments.C. Functional Management (without PO)Independently gather requirements from internal stakeholders.Set priorities, create planning, and manage your own backlog.Advise on technical choices and future-proofing.D. Quality, Documentation & Release ManagementWrite and maintain technical documentation.Conduct tests, regression tests, and quality controls.Prepare, test, and roll out releases.Ensure knowledge retention for continuity and transferability.E. Further Development & ModernizationContribute ideas for future architecture (API-first, cloud-ready).Identify bottlenecks and improvement opportunities in the codebase.Propose innovations within the dental technology sector.

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Full-time|On-site|Utrecht, Utrecht, Netherlands

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Feb 17, 2026

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Caesar

Full-time|On-site|Utrecht, Utrecht, Nederland

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Oct 18, 2019

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Medior .NET/Azure Developer at Cloud Republic

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Full-time|On-site|Utrecht, Utrecht, Nederland

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Oct 18, 2019

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Freelance Backend Developers in .NET, Java, or Python

Monks

Contract|On-site|Amsterdam

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Feb 4, 2026

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Senior Azure .NET Developer at Priva | De Lier, Zuid-Holland

Priva

Full-time|On-site|De Lier, Zuid-Holland, Netherlands

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Apr 14, 2026

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Junior Backend .NET Engineer

Funda

Full-time|On-site|Amsterdam, Noord-Holland, Netherlands

Are you ready to embark on a journey where your work directly influences the housing market across the Netherlands? Join Funda as a Junior Backend .NET Engineer and contribute to a platform that helps millions of individuals find their next home. You'll gain invaluable experience from seasoned colleagues, develop real features, and witness the immediate impact of your contributions. Rather than joining just another tech firm, you'll play a vital role in enhancing the country's premier housing platform.Your Role at a GlanceImmerse yourself in the dynamic field of backend development, encompassing tasks from creating microservices to optimizing existing systems. You'll be guided by expert engineers who will challenge you to assume greater responsibilities—from your first pull request to deploying your very own features in a live environment.You will work with cutting-edge technologies such as .NET 8, Azure, and Kubernetes, learning to craft code that is not only functional but also scalable, secure, and straightforward to maintain.Your ResponsibilitiesCollaborate with your team to develop backend features for the Funda platform, which may include an API for property data retrieval or integration with mortgage information.Implement small enhancements to existing services and understand how our microservices interconnect.Create unit tests and refine your code based on peer feedback.Assess feature performance and devise strategies to enhance speed and stability.Engage in discussions regarding technical design decisions and learn how to build scalable systems.Become proficient with modern tools such as Azure DevOps, Docker, and Kubernetes.Explore Our Engineering Blog: Tom's career shift from musician to engineer at FundaYour TeamAt Funda, diverse scrum teams are dedicated to enhancing various segments of our platform—from refining the search experience to updating the systems used by real estate agents to manage their listings.We are actively seeking talent for multiple teams. Throughout the recruitment process, we will collaborate with you to identify where your skills, interests, and aspirations align best.

Nov 4, 2025

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AI Developer (.NET/Azure AI Foundry)

Devoteam

Full-time|On-site|Amsterdam

Are you a passionate AI Developer with experience in .NET and Azure AI Foundry? Join our innovative team at Devoteam in Amsterdam, where we harness cutting-edge technology to drive business transformation. As an AI Developer, you will be responsible for designing and implementing AI solutions that meet our clients' needs. Your expertise will help us deliver outstanding results in a fast-paced environment.

Feb 16, 2026

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