Middleware Specialist – .NET & WSO2 Integration

Job SummaryWe are seeking a highly capable Middleware Specialist with strong expertise in .NET technologies (C#, VB.NET) and the WSO2 integration stack, including API Gateway, Enterprise Integrator, and CIAM. The ideal candidate should not only be technically proficient but also possess the mindset and soft skills required of a high-quality support engineer to ensure operational excellence and end-to-end application integration.Key ResponsibilitiesDesign, develop, and maintain middleware components using WSO2 API Gateway, Enterprise Integrator, and CIAM.Develop and maintain APIs and middleware solutions following enterprise integration patterns and security standards.Build and support services using C# and VB.NET within the .NET Framework.Configure and manage WSO2 Identity Server for SSO, federated authentication, OAuth2, and SAML integrations.Troubleshoot and resolve middleware and integration issues across dev, test, and production environments.Monitor performance, perform root cause analysis, and apply continuous improvements to stability and availability.Collaborate with developers, DevOps, and security teams to enable secure and scalable integration services.Create and maintain up-to-date technical documentation and support knowledge base articles.Required Technical SkillsProven experience in WSO2 API Gateway, Enterprise Integrator (ESB/Mediator), and CIAM/Identity ServerStrong programming skills in .NET Framework, especially C# and VB.NETGood understanding of REST, SOAP, XML, JSON, OAuth2, OpenID Connect, SAMLFamiliarity with CI/CD, DevSecOps, containerization (e.g., Docker), and version control (e.g., Git)Knowledge of enterprise-grade performance monitoring and alerting toolsPreferred AttributesExperience in banking or financial services domainITIL certification or familiarity with incident/change/problem management workflowsWillingness to participate in on-call support rotations if needed#J-18808-Ljbffr