.NET Developer – .NET | Next.js | Node.js-Sydney Only

The HR Ally; Sydney; On-site; AUD 150,000 - 210,000; Full time

Job summary

The HR Ally is seeking an experienced Senior Software Engineer / .NET Developer in Sydney, Australia. You will design and develop scalable cloud-native applications using .NET and AWS, with emphasis on microservices, REST APIs, and DevOps practices.

The role requires strong experience across the Microsoft stack and modern frontend technologies as well as AWS cloud capabilities. Ideal candidates thrive in an agile environment, collaborate with cross-functional teams, and demonstrate leadership in

Qualifications

• Experience designing scalable cloud-native apps with .NET and AWS.
• Strong knowledge of microservices, REST APIs, and CI/CD pipelines.
• Proven experience with Node.js and modern DevOps practices.

Skills

.NET Framework, .NET Core / .NET 6+, C

Microservices Architecture & REST APIs

Node.js & NestJS

Kafka and/or IBM MQ

SQL – MSSQL, Oracle, Aurora

NoSQL databases

AWS: Lambda, S3, IAM, CloudWatch, Step

DevOps: GitHub, GitHub Actions, TeamCI

Agile, Jira & Confluence

Job description

Location: Sydney, Australia

Work Rights: Australian PRs & Citizens only – No sponsorship provided

Role Overview

We are seeking a Senior Software Engineer / .NET Developer with strong experience across the Microsoft technology stack, AWS cloud, modern frontend technologies and DevOps. You will design and develop scalable, secure, cloud-native applications using .NET and AWS.

Must-Have Skills

• .NET Framework, .NET Core / .NET 6+, C#
• Microservices Architecture & REST APIs
• Node.js & NestJS
• Kafka and/or IBM MQ
• SQL – MSSQL, Oracle, Aurora
• NoSQL databases
• AWS: Lambda, S3, IAM, CloudWatch, Step Functions, Serverless
• DevOps: GitHub, GitHub Actions, TeamCity, UrbanCode Deploy, CI/CD
• Agile, Jira & Confluence

Strongly Desired

• React.js, Next.js, Redux / Redux Toolkit
• JavaScript / TypeScript & React Testing Library
• Monitoring: Splunk / Observe, Grafana, Prometheus, AppDynamics
• Security: Certificate & Secrets Management, Vulnerability Assessment, SSDLC and secure development practices

Nice to Have

• AI-assisted development using GitHub Copilot, ChatGPT or Claude
• Enterprise application development
• Cloud transformation programs
• Financial Services experience
• Technical mentoring and leadership

If you are an experienced .NET professional looking to work on modern cloud-native technologies, we would love to hear from you.