> Markdown version of [/jobs/ext/2315093-senior-backend-developer-net-azure](https://www.wearedevelopers.com/jobs/ext/2315093-senior-backend-developer-net-azure). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Backend Developer (.NET / Azure) - **Company:** S4D - **Location:** Amsterdam, Netherlands - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Clean Code Principles, .NET Framework, Artificial Intelligence, Architectural Patterns, Unit Testing, Microsoft Azure, C Sharp (Programming Language), Code Review, Continuous Integration, Relational Databases, Cursor (Graphical User Interface Elements), DevOps, Programming Tools, Github, RabbitMQ, Service Development Studio, Software Deployment, Software Engineering, Azure Service Bus, .NET Core, Backend, Kubernetes, Apache Kafka, Microservices - **Published:** August 5, 2026 - **Apply:** https://nl.indeed.com/viewjob?jk=a139721e830f7af2 ## About the Role * 5+ years of hands-on backend software engineering experience with C# and .NET Core. * Mentorship Experience: A proven track record of guiding junior/mid-level engineers, sharing knowledge, and fostering best practices (TDD, clean code, peer reviews). * End-to-End Feature Ownership: Demonstrated experience designing and delivering backend features from initial idea to production deployment. * Event-Driven Mastery: Solid understanding of microservices patterns and event-driven messaging (Azure Service Bus, MassTransit, RabbitMQ, Kafka, etc.). * Azure Cloud Experience: Practical experience working with core Microsoft Azure infrastructure and cloud components. * Testing Mindset: Deep appreciation for testable architecture and unit testing best practices. Nice-to-Haves * Experience with Kubernetes and container orchestration. * Knowledge of SQL Server relational database design and optimization. * Familiarity with modern CI/CD pipelines and DevOps workflows (Azure DevOps / GitHub Actions). * Hands-on experience with MassTransit specifically. * Experience with legacy system migration (.NET Framework to modern .NET). * Familiarity with developer AI tooling (e.g., Cursor, Claude code). ## Description We are looking for a Senior .NET Backend Developer who combines strong system design skills with a passion for engineering excellence. In this role, you will take end-to-end ownership of core backend services - driving solutions from initial architecture through deployment and production across our cloud platforms. Beyond shipping high-quality code, you will play a key role in raising the engineering bar across the team. You'll mentor mid-level and junior developers, establish best practices around testability and clean architecture, and foster a collaborative environment. We also encourage our engineers to utilize modern AI developer tools (like Cursor, Claude code) to accelerate daily workflows and problem-solving., * End-to-End Ownership: Own backend services across their full lifecycle-from initial architectural design and technical scoping to coding, deployment, and operational health. * Mentorship & Team Leadership: Coach and mentor junior and mid-level developers, conduct constructive code reviews, and help elevate engineering standards across the team. * System Design & Architecture: Help define architectural patterns, design scalable microservices, and ensure our event-driven integration flows are resilient and decoupled. * Hands-on Service Development: Write clean, modular, and maintainable C# code targeting modern .NET Core runtimes. * Messaging & Workflows: Build robust asynchronous integrations using Azure Service Bus and MassTransit. * Quality & Performance: Champion automated unit testing, continuous integration, and proactive performance profiling. * AI-Assisted Engineering: Utilize AI coding tools to boost daily productivity and streamline system troubleshooting. ## Related Videos - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [Innovating Developer Tools with AI: Insights from GitHub Next](https://www.wearedevelopers.com/videos/1268-innovating-developer-tools-with-ai-insights-from-github-next) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Back(end) to the Future: Embracing the continuous Evolution of Infrastructure and Code](https://www.wearedevelopers.com/videos/440-back-end-to-the-future-embracing-the-continuous-evolution-of-infrastructure-and-code) - [Meet Your New BFF: Backend to Frontend without the Duct Tape](https://www.wearedevelopers.com/videos/682-meet-your-new-bff-backend-to-frontend-without-the-duct-tape) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) ## Related Articles - [Backend Developer Salary in Germany [2023]](https://www.wearedevelopers.com/magazine/196-backend-developer-salary-in-germany-2023) - [Software Developer Salary in The Netherlands [2023]](https://www.wearedevelopers.com/magazine/217-software-developer-salary-in-the-netherlands-2023) - [The 7 Most Popular Backend Frameworks for Developers](https://www.wearedevelopers.com/magazine/403-the-7-most-popular-backend-frameworks-for-developers) - [What Are The Top Skills Required For Azure Developers?](https://www.wearedevelopers.com/magazine/77-what-are-the-top-skills-required-for-azure-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [Dev Digest 121 - AI goes offline](https://www.wearedevelopers.com/magazine/456-dev-digest-121-ai-goes-offline)