Mid–Senior.Net Developer

4 weeks ago

Johannesburg, South Africa Recru-It Full time

Key Responsibilities Design, build, and maintain backend services using .NET 6/7/8 (C#). Develop and maintain RESTful APIs for identity verification, biometric services, and external system integrations. Implement microservices and modular architecture to ensure scalability and maintainability. Write clean, reusable, and testable code following SOLID principles and industry best practices. Integrate external systems via secure APIs. Deploy and manage applications on Azure App Services, AKS, Azure SQL, and Azure Functions. Implement CI/CD pipelines using Azure DevOps or GitHub Actions. Utilize Azure API Management for API gateway and governance. Configure Azure Key Vault for secrets and certificates management. Implement monitoring and logging with Azure Monitor, Application Insights, and Log Analytics. Implement RBAC, OAuth2.0 / OpenID Connect / JWT for secure authentication. Ensure compliance with POPIA/GDPR data protection standards. Optimize APIs and database queries for high transaction volumes. Use Azure Load Balancer, Traffic Manager, and App Gateway for scalability and HA. Implement fault‑tolerant designs with message queues (Azure Service Bus) and event‑driven architectures. Collaborate within Agile/Scrum teams and contribute to sprint planning, stand‑ups, and retrospectives. Required Technical Skills Core Development : C#, .NET 6/7/8, ASP.NET Core, Entity Framework Core, LINQ, Web API Architecture : Microservices, REST APIs, Domain‑Driven Design, Clean Architecture Cloud (Advantage) : Azure App Services, Azure Functions, Azure API Management, Azure SQL, Azure Key Vault, Azure Blob Storage, Azure Service Bus, Azure AD DevOps & CI/CD : Azure DevOps Pipelines, GitHub Actions, Docker, Kubernetes, Helm Database : SQL Server, Azure SQL, Stored Procedures, Indexing, Performance Tuning Security : OAuth2.0, OpenID Connect, JWT, HTTPS/TLS, IdentityServer4, Azure AD B2C Testing : xUnit/NUnit/MSTest, Moq, Postman Collections, Swagger/OpenAPI Monitoring : Application Insights, Azure Monitor, Log Analytics, ELK Stack Version Control : Git, GitHub/Azure Repos Deployment : Containers (Docker), Azure Kubernetes Service (AKS), ARM/Bicep templates Other Plus Skills : PowerShell scripting, Terraform (IaC), API Gateway configuration, CI/CD automation Qualifications Bachelor's Degree in Computer Science, Software Engineering, or related field. 47 years of professional experience in .NET software development. At least 2+ years working in Azure Cloud environments. Experience in scalable platform design or identity/verification systems is an advantage. Soft Skills Strong analytical and problem‑solving abilities. Passion for writing clean, efficient, and maintainable code. Excellent teamwork and communication skills. Proven ability to work independently and deliver in fast‑paced environments. Attention to detail with focus on performance and security. Added Advantages Experience with CI/CD pipelines for regulated industries (government, banking, healthcare). Familiarity with biometric integrations (fingerprint, face, ID verification APIs). Experience with Agile, Scrum, or DevOps culture. Knowledge of container orchestration (AKS/ECS) and infrastructure as code (Terraform/Bicep). Reports to: Chief Technology Officer (CTO) #J-18808-Ljbffr

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