About Proximus Luxembourg Proximus Luxembourg is a leading historical player in the ICT & Telecoms markets. Proximus Luxembourg addresses both residential and business markets through its commercial brands Tango, Proximus NXT and more recently Codit. With PSF support status, the company has almost 750 employees. All these experts share a passion for digital technology, a spirit of openness and innovation, and a desire to simplify, connect and make their customers'' personal and professional activities ever more secure. Proximus Luxembourg is actively contributing to the acceleration of Luxembourg''s digitalisation and its economic influence through the development of connectivity, resilient infrastructures and 5G, as well as innovative technologies such as Blockchain, Artificial Intelligence, Machine Learning and IoT. Proximus Luxembourg is a subsidiary of the Proximus group (Euronext Brussels: PROX), provider of digital services and communication solutions operating in the Belgian and international markets. Your mission : We are seeking a skilled Azure Integration Services Developer with expertise in C# to join our dynamic team. The ideal candidate will be responsible for designing, developing, and implementing integration solutions using Microsoft Azure services, ensuring seamless data flow and connectivity between systems. Your role will involve leveraging Azure tools like Logic Apps, Azure Functions, Service Bus, API Management, and other related services to build efficient, scalable, and secure integrations. Key Responsibilities Integration Design and Development : Develop and maintain cloud based integration solutions using Azure Integration Services (Logic Apps, API Management, Service Bus, Event Grid, etc.). Design and implement RESTful APIs and microservices using C# and ASP.NET Core. Build and manage Azure Functions for serverless architecture. Azure Platform Expertise : Configure and optimize Azure services for integration workflows. Implement secure and scalable solutions leveraging Azure Active Directory (AAD) and OAuth for authentication. Use Azure DevOps for CI/CD pipelines to automate deployments and manage code. Data and Messaging Systems : Work with Azure Service Bus, Event Hubs, and Event Grid for messaging and event driven architectures. Ensure robust data exchange between applications using JSON, XML, and other data formats. Integrate with external and internal databases (e.g., SQL Server, Cosmos DB) and APIs. Collaboration and Troubleshooting : Collaborate with cross functional teams to gather requirements and provide technical solutions. Debug, test, and troubleshoot integration workflows and C# code to resolve issues promptly. Maintain technical documentation for integration processes and workflows. Performance and Security : Ensure integrations are performant, cost efficient, and compliant with best practices. Implement Azure security best practices, including role based access control (RBAC), data encryption, and netw