Senior Full-Stack Developer (.Net + React) - (Contractor)

Senior Full-Stack Developer (.NET + React) - (Contractor)

Base pay range : NZ$90,000.00 / yr - NZ$140,000.00 / yr

Please note that as this is a contracting role, we will only be able to accept applications from candidates who are currently based in New Zealand.

Datacom works with organisations and communities across Australia and New Zealand to make a difference in people's lives and help organisations use the power of tech to innovate and grow.

About the Role

As a Senior Full-Stack Developer, you'll be a key part of designing, developing, and maintaining robust web applications.

This role requires a strong understanding of both front-end and back-end development, with a focus on the .

NET and React ecosystems.

You'll be involved in the entire software development lifecycle, from gathering requirements to deployment and ongoing maintenance.

What You'll Be Doing

Full-Stack Development : Design, develop, and implement both front-end and back-end components of web applications, focusing on the .

NET and React stacks.

• .NET Expertise : Demonstrate strong proficiency with the .

NET technology stack, including .

NET Framework / Core, ASP.NET, C#, and related services to build robust back-end systems and APIs.

React Development : Develop user interfaces using React and modern JavaScript / TypeScript, HTML, and CSS.

Focus on user experience and responsive design.

API Development : Design, develop, and integrate RESTful APIs with third-party services.

Database Management : Design and manage relational databases like SQL Server; write efficient SQL queries.

Experience with ORM frameworks such as Entity Framework is a plus.

Quality Assurance : Write unit and integration tests to ensure code quality and application stability.

Deployment & CI / CD : Deploy and maintain applications in cloud environments (e.g., Azure, AWS).

Experience with CI / CD pipelines is a plus.

Code Reviews & Mentoring : Participate in code reviews to ensure quality and share best practices.

You may also mentor junior developers.

Agile Collaboration : Work within an Agile development environment, participating in sprint planning, daily stand-ups, and retrospectives.

Key Skills

Experience & Core Skills

4-5 years of experience with the .

NET technology stack.

3+ years of hands-on experience developing with React.

Strong understanding of software engineering principles and best practices.

Experience with Agile development methodologies.

Deep expertise in the .

NET ecosystem, including .

NET Core, ASP.NET Core, and advanced C# language features.

Proven experience designing and implementing secure, scalable, and well-documented RESTful APIs using ASP.NET Core.

Strong knowledge of Entity Framework Core, including performance tuning for database interactions.

React & Front-End

Strong proficiency in modern JavaScript (ES6+) and TypeScript.

Deep knowledge of core React concepts, including components, hooks, and state management using a library like Redux Toolkit or Zustand.

Experience with modern front-end build pipelines and component libraries (e.g., Material-UI, Ant Design) to build consistent, user-friendly interfaces.

Knowledge of front-end performance best practices, including lazy loading, code splitting, and memoization.

Other Skills

Excellent problem-solving, analytical, and communication skills.

Proficiency in database design and management (e.g., SQL Server).

Experience with cloud computing platforms (e.g., Azure, AWS).

Knowledge of DevOps practices and tools is a plus.

Why Join Us?

Datacom is one of Australia and New Zealand's largest suppliers of information technology professional services.

We maintain a dynamic, agile environment with a small-business feel.

We value our people and offer perks such as social events, flexi-hours and professional development opportunities, in a collegial and supportive workplace.

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