Overview
Job Title: .NET Developer
Location: Melbourne / Sydney, Australia
Experience Level: 9+ years
Technology Stack: .NET 9 / ASP.NET Core / C#
We are seeking a talented and motivated .NET Developer to join our growing engineering team based in Melbourne, Victoria. In this role, you will design, develop, and maintain high-quality software solutions using the latest Microsoft .NET 9 ecosystem. You will collaborate closely with product managers, architects, and fellow developers to deliver scalable, maintainable, and performant applications that serve thousands of users. This is an exciting opportunity to work on up-to-date cloud-native applications in a collaborative Agile environment, with opportunities for career growth and continuous learning.
Responsibilities
1. Design and develop robust, scalable web applications and APIs using .NET 9, ASP.NET Core, and C#
2. Build and consume RESTful and GraphQL APIs, ensuring high availability and performance
3. Write clean, testable, and well-documented code following SOLID principles and best practices
4. Participate in code reviews to maintain high code quality across the team
5. Work with Azure cloud services including Azure App Services, Azure Functions, Azure Service Bus, and Azure SQL
6. Implement CI/CD pipelines using Azure DevOps or GitHub Actions
7. Collaborate with front-end developers (React/Angular/Blazor) to integrate back-end services
8. Design and optimise relational and non-relational databases (SQL Server, PostgreSQL, Cosmos DB)
9. Diagnose and resolve performance bottlenecks, bugs, and technical debt
10. Participate actively in Agile ceremonies including sprint planning, stand-ups, and retrospectives
11. Contribute to technical documentation, architecture decisions, and solution design
12. Mentor junior developers and support knowledge sharing within the team
Required Skills & Experience
Core Technical Skills
13. 9+ years of professional .NET development experience using C#
14. Strong proficiency with .NET 9 (or .NET 8/7 with willingness to upskill to .NET 9)
15. Deep experience with ASP.NET Core — MVC, Web API, Minimal APIs
16. Solid understanding of Entity Framework Core and LINQ
17. Proficiency with SQL Server or PostgreSQL — query optimization, stored procedures, migrations
18. Experience with unit testing and integration testing using xUnit, NUnit, or MSTest
19. Familiarity with design patterns: Repository, CQRS, Mediator, Factory, Dependency Injection
20. Experience with Microservices architecture and containerization (Docker, Kubernetes)
21. Version control using Git and familiarity with GitFlow or trunk-based development
Cloud & DevOps
22. Hands-on experience with Microsoft Azure (or willingness to upskill)
23. Experience with CI/CD tools such as Azure DevOps Pipelines or GitHub Actions
24. Understanding of Infrastructure as Code (Bicep, ARM Templates, or Terraform)
25. Familiarity with monitoring tools like Application Insights, Datadog, or Grafana
Soft Skills
26. Excellent verbal and written communication skills
27. Strong problem-solving ability and analytical mindset
28. Ability to work independently as well as collaboratively in a team environment
29. Proactive approach to identifying and resolving technical challenges
30. Commitment to continuous learning and staying current with industry trends
Desirable Skills (Nice to Have)
31. Experience with Blazor WebAssembly or Blazor Server for full-stack .NET development
32. Familiarity with front-end frameworks such as React, Angular, or Vue.js
33. Knowledge of message brokers — Azure Service Bus, RabbitMQ, or Apache Kafka
34. Experience with SignalR for real-time communication
35. Exposure to Dapr (Distributed Application Runtime)
36. Microsoft Azure certifications (AZ-204, AZ-400, or equivalent)
37. Contributions to open-source .NET projects
38. Experience with domain-driven design (DDD) methodologies
39. Knowledge of security practices — OWASP Top 10, OAuth 2.0, OpenID Connect, JWT
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