Full-Stack .NET Developer -BAU Applications

The Aquarium; Willoughby City Council; On-site; AUD 120,000 - 150,000; Full time

Job summary

The Aquarium is seeking an experienced Full-Stack .NET Developer to own feature development for a new online portal. You will work across the .NET backend, React frontend and Azure environment within a modern microservices architecture.

Key responsibilities include designing, building and deploying portal features, developing scalable APIs, and collaborating with UI/UX designers in an Agile environment to deliver high-quality software leveraging AI-assisted tooling where appropriate.

Qualifications

• Strong commercial full-stack development experience using .NET and React.
• Proven ability to take ownership of features from design through to deployment.
• Strong hands-on experience with Azure Functions, App Services, Storage and Key Vault.
• Experience working with containers and AKS.
• Experience designing or developing microservices.
• Good knowledge of API design, integration and cloud-native development.
• Experience working in Agile delivery environments.
• Strong communication and stakeholder collaboration skills.

Responsibilities

• Design, build and deliver new portal features across the full technology stack.
• Develop scalable backend services and APIs using .NET.
• Build responsive, user-friendly interfaces using React.
• Develop and support Azure services, including Functions, App Services, Storage and Key Vault.
• Work with containers and Azure Kubernetes Service (AKS).
• Build event-driven integrations using message bus and messaging technologies.
• Contribute to microservices design, development and integration.
• Collaborate with UI/UX designers working in Figma.
• Participate in Agile ceremonies, estimation, code reviews and release activities.
• Use AI development tools such as Claude, Codex and GitHub Copilot to improve delivery quality and efficiency.

Skills

Full-stack .NET

React

Azure

API design

Agile delivery

Communication

Tools

Azure Functions

App Services

Azure Storage

Key Vault

AKS

Job description

Full-Stack .NET Developer -BAU Applications

Full Stack .NET Developer (.NET / React / Azure / Microservices)

Full Stack .NET Developer (.NET / React / Azure / Microservices)

We are seeking an experienced Full-Stack .NET Developer to take end-to-end ownership of feature development for a new online portal. The role will work across the .NET backend, React front end and Azure environment, delivering new capabilities within a modern microservices architecture.

Key responsibilities

• Design, build and deliver new portal features across the full technology stack.
• Develop scalable backend services and APIs using .NET.
• Build responsive, user-friendly interfaces using React.
• Develop and support Azure services, including Functions, App Services, Storage and Key Vault.
• Work with containers and Azure Kubernetes Service (AKS).
• Build event-driven integrations using message bus and messaging technologies.
• Contribute to microservices design, development and integration.
• Collaborate with UI/UX designers working in Figma.
• Participate in Agile ceremonies, estimation, code reviews and release activities.
• Use AI development tools such as Claude, Codex and GitHub Copilot to improve delivery quality and efficiency.

Required experience

• Strong commercial full-stack development experience using .NET and React.
• Proven ability to take ownership of features from design through to deployment.
• Strong hands-on experience with Azure Functions, App Services, Storage and Key Vault.
• Experience working with containers and AKS.
• Experience designing or developing microservices.
• Good knowledge of API design, integration and cloud-native development.
• Experience working in Agile delivery environments.
• Strong communication and stakeholder collaboration skills.

Highly desirable

• Strong message bus or event-driven architecture experience.
• Experience with Azure Service Bus or similar messaging platforms.
• SQL Server experience.
• Experience collaborating with designers through Figma.
• Practical experience using Claude, Codex, GitHub Copilot or similar AI-assisted development tools.