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Who are Valcon:Is your CV ready If so, and you are confident this is the role for you, make sure to apply asap.Valcon is a north-western European consulting, technology and data company based in the UK, the Netherlands, Denmark, Sweden, and even Croatia.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 ArchitectureCloud EngineeringSoftware EngineeringIntelligent Process AutomationQuality ManagementWere hiring: Mid-Level Software Engineers (C# / .NET) | Join Valcons Growing Tech TeamAnother 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 SkillsHands-on experience with C# (latest versions preferred)Deep knowledge of .NET Core / .NET 6/7/8 for building scalable APIsStrong grasp of OOP principles and design patternsAPI DevelopmentBuilding and maintaining RESTful APIsSolid understanding of HTTP protocols, status codes, headers, etc.API documentation using tools like Swagger/OpenAPILegacy SystemsExposure to or experience with WCF services we still support some older systems, so comfort working with a mix of modern and legacy tech is keyData HandlingJSON serialization/deserializationDTOs and model bindingSecurityAPI authentication and authorization best practicesKnowledge of OAuth2, JWT, OpenID ConnectSecure coding practices for exposed endpointsIntegration & CommunicationConsuming third-party APIs (REST/SOAP)Async/await, tasks, and non-blocking designDatabase IntegrationHands-on with Entity Framework Core or similar ORMConfident writing SQL and working with SQL ServerTesting & QualityWriting robust unit and integration testsFamiliar with xUnit, NUnit, Moq, etc.DevOps & Cloud Awareness (Nice to have)Knowledge of Azure DevOps pipelines, CI/CD workflowsDeployment experience on Azure, AWS Lambda, or container platforms Why join Valcon?Youll work on impactful consulting projects across industriesYou'll be surrounded by smart, supportive people who value clean code and collaborationYoull have space to grow, technically, professionally, and personally