Senior .NET Developer (6 Month rolling contract) - Sydney
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Overview
Senior .NET Developer (6-Month Rolling Contract) - Sydney
$900-$950 p/d
Join a leading telecommunications provider on a large-scale transformation program, integrating legacy platforms with modern applications and cloud services. You'll play a key role in building APIs, modernising critical systems, and ensuring seamless communication across enterprise systems.
Responsibilities
* Designing and developing integration solutions using .NET 8
* Rewriting and integrating legacy systems (VB.NET, VB6) into modern platforms
* Building and consuming REST and GraphQL APIs for system interoperability
* Working with AWS cloud infrastructure and Terraform (IaC) for scalable deployments
* Supporting containerised integration solutions with Docker (Kubernetes a plus)
* Collaborating with architects, analysts, and developers to deliver reliable integrations
* Driving best practices in API design, code quality, and maintainability
What you'll bring
* Strong commercial experience with .NET 8, ideally in integration-heavy environments
* Proven background in AWS and Terraform for cloud-based development
* Solid database knowledge across SQL and MongoDB
* Strong understanding of REST APIs, GraphQL, and microservices
* Hands-on experience with Docker (Kubernetes preferred)
* Background working in large, structured enterprise environments
* A focus on clean, maintainable integration code and process improvement
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