We are seeking a skilled Middleware Developer with strong expertise in .NET & Azure development. You will design, develop, and implement integration solutions using .NET Core, C#, Azure, and related Microsoft technologies — collaborating with cross-functional teams to ensure seamless system integration across the organisation. Your responsibilities Design, develop, and deploy integration solutions using .NET Core, C#, ASP.NET, Entity Framework, and LINQ. Implement integration components for A2A, B2B, and data integration patterns. Conduct testing, validation, and performance tuning of integration solutions. Troubleshoot and resolve integration issues with development teams and third-party vendors. Collaborate with DevOps teams to establish CI/CD pipelines for .NET-based integration solutions. Support version control, code reviews, and release management. Provision Azure infrastructure using ARM, Bicep, and Terraform templates. Ensure scalability, reliability, and performance of integration solutions. Apply best practices, monitoring techniques, and automation tools. Manage security using Azure AD, Managed Identities, and RBAC. Document technical designs, deployment procedures, and operational guidelines. Stay current with .NET and Azure trends; recommend process improvements. Your profile Experienced in designing and consuming REST and SOAP APIs, with strong knowledge of OAuth 2.0, JWT, and API security protocols. Proficient in programming and scripting using .NET Core, C#, PowerShell, and Bash, with hands-on experience in YAML, MVC architecture, xUnit testing, ASP.NET, Entity Framework, and LINQ. Skilled in working with Azure core services, including Azure Functions, API Management (APIM), Service Bus, Data Factory, and Logic Apps. Knowledgeable in containerization technologies, including Docker (Dockerfiles and registries) and Kubernetes (deployments, ingress, ConfigMaps, and Secrets), with exposure to OpenShift. Experienced in DevOps and automation, with expertise in building CI/CD pipelines using Azure DevOps and working with ARM templates, Bicep, and Terraform. Well-versed in security and governance practices, including Azure Active Directory, Managed Identities, and Role-Based Access Control (RBAC). Our offer Healthy work-life balance with an extensive mobility offering. Permanent training track for personal and professional growth. Stimulating, innovative workplace with clear career paths. People-oriented environment with interactive health programmes. DEME is a world leader in the highly specialised fields of dredging, solutions for the offshore energy industry, infra marine and environmental works. The company can build on more than 140 years of know-how and experience and has fostered a pioneering approach throughout its history, enabling it to be a front runner in innovation and new technologies. DEME’s vision is to work towards a sustainable future by offering solutions for global challenges: a rising sea level, a growing population, reduction of CO2 emissions, polluted rivers and soils and the scarcity of natural resources. While the company’s roots are in Belgium, DEME has built a strong presence in all of the world’s seas and continents, operating in more than 90 countries worldwide. DEME can rely on 5,200 highly skilled professionals across the globe. With a versatile and modern fleet of over 100 vessels, backed by a broad range of auxiliary equipment, the company can provide solutions for even the most complex projects. DEME achieved a turnover of 2.62 billion euros in 2019.

Middleware Developer.

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