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Who are Valcon: Valcon is a north-western European consulting, technology and data company based in the UK, the Netherlands, Denmark, Sweden, and even Croatia.Apply now, read the job details by scrolling down Double check you have the necessary skills before sending an application.Valcon is private equity backed and in recent years has bought together some of the most exiting companies from these companies to form one of the brightest and most exciting consultancies around.Were one of the fastest growing companies across Europe and have no plans to stop.What do we do: Our mission is to combine premium consulting with deep technology and data knowledge to add value to our clients.Overview of Technology Practice: Were at the forefront of empowering the future of work, helping organisations of all sizes achieve their goals.For large enterprises, we eliminate manual labour through automation and intelligent tools, boosting knowledge worker productivity.Across the board, we build high-quality, performant and user-friendly solutions that leverage the latest technologies to deliver exceptional results for both scale-ups and large companies.Our Technology Practice has 5 capabilities: IT Architecture Cloud Engineering Software Engineering Intelligent Process Automation Quality Management Were hiring: Mid-Level Software Engineers (C# / .NET) | Join Valcons Growing Tech Team Another exciting project win means we're looking to expand our engineering team, and this is your chance to join a consultancy thats scaling fast and solving real-world challenges with smart, modern tech.At Valcon , we dont just deliver, we build.And were now on the lookout for Mid-Level Software Engineers who are hands-on, collaborative, and passionate about writing clean, modern C# code.What youll be working with: Were looking for developers with solid core engineering skills and a strong background in modern C# and .NET development , including: Core C# & .NET Skills Hands-on experience with C# (latest versions preferred) Deep knowledge of .NET Core / .NET 6/7/8 for building scalable APIs Strong grasp of OOP principles and design patterns API Development Building and maintaining RESTful APIs Solid understanding of HTTP protocols, status codes, headers, etc.API documentation using tools like Swagger/OpenAPI Legacy Systems Exposure to or experience with WCF services we still support some older systems, so comfort working with a mix of modern and legacy tech is key Data Handling JSON serialization/deserialization DTOs and model binding Security API authentication and authorization best practices Knowledge of OAuth2, JWT, OpenID Connect Secure coding practices for exposed endpoints Integration & Communication Consuming third-party APIs (REST/SOAP) Async/await, tasks, and non-blocking design Database Integration Hands-on with Entity Framework Core or similar ORM Confident writing SQL and working with SQL Server Testing & Quality Writing robust unit and integration tests Familiar with xUnit, NUnit, Moq, etc.DevOps & Cloud Awareness (Nice to have) Knowledge of Azure DevOps pipelines, CI/CD workflows Deployment experience on Azure, AWS Lambda, or container platforms Why join Valcon? Youll work on impactful consulting projects across industries You'll be surrounded by smart, supportive people who value clean code and collaboration Youll have space to grow, technically, professionally, and personally