The role involves modernizing legacy .NET Framework 4.5 applications (Windows Services, Web, and WCF) currently hosted on on-prem servers and migrating them to AWS cloud-native architecture. The role is required to engage directly with new strategic initiatives as well as maintain contact and on-going support to in-flight project/ programme engagements & BAU.

- Ten or more years of experience in development, solution architecture with a strong track record of timely incident resolution and a well-developed understanding of incident response frameworks and industry best practices.

- Experience in implementing changes in a controlled environment, following change management processes, and ensuring minimal disruption to production systems.

- Your work will directly support goal of maintaining optimal system functionality, minimizing downtime, and improving operational efficiency in line with organisational standards and strategic objectives.

Key Responsibilities :

Must Have :

- Strong hands-on experience with C# and .NET, including migration from .NET Framework (4.x) to .NET 8

- Strong understanding of OOP principles, and refactoring of legacy enterprise applications

- Proven experience on Windows Services, Web Applications, and WCF Services

- Experience converting WCF services to REST APIs using ASP.NET Core Web API

- Experience with AWS application services, especially ECS (Elastic Container Service), ECR (Elastic Container Registry), ALB (Application Load Balancer), and S3

- Experience with containerization and deployment using Docker

- Good knowledge of SQL and relational databases (preferably Oracle SQL)

Good to Have :

- Hands-on experience with Terraform for AWS infrastructure provisioning

- Experience with integrating systems to Apigee, CA Layer 7 API Gateway or similar.

- Familiarity with CI/CD pipelines (preferably Jenkins, GitHub Actions, or similar)

- Testing experience using xUnit/NUnit/MSTest, Moq, integration and regression testing

- Exposure to modernization of Windows Forms-based applications and strategies for phased migration/replacement

- Understanding of security solutions, IT compliance and risk management.

- Understanding of API modernization patterns (versioning, contract compatibility, backward compatibility)