Senior Full-Stack Developer (.NET React)

Datacom; Waitematā; On-site; NZD 90,000 - 120,000; Full time

Job summary

A leading technology services provider in Auckland seeks a Senior Full-Stack Developer to design and maintain web applications using .NET and React. This role involves full-stack development including both front-end and back-end work, API development, and database management. The ideal candidate will have 4-5 years of experience with .NET and 3+ years with React, and will thrive in an Agile environment. Datacom offers a dynamic workplace culture with numerous professional development opportunities.

Benefits

Social events

Remote working

Flexi-hours

Professional development courses

Qualifications

• 4-5 years of experience with the .NET technology stack.
• 3+ years of hands-on experience developing with React.
• Excellent problem-solving, analytical, and communication skills.

Responsibilities

• Design, develop, and implement both front-end and back-end components.
• Develop user interfaces using React and modern JavaScript.
• Design and manage relational databases.

Skills

.NET

React

JavaScript (ES6+)

C#

Agile methodologies

SQL Server

Entity Framework Core

RESTful APIs

Tools

Azure

AWS

Redux Toolkit

Job description

Our Why
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 (your why)

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. You'll 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 and 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.

• .NET & C#
• 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 a solid understanding of TypeScript.
• Deep knowledge of core React concepts, including components, hooks, and an understanding of state management using a library like Redux Toolkit or Zustand.
• Experience with modern front-end build pipelines and using component libraries (e.g., Material-UI, Ant Design) to build consistent, user-friendly interfaces.
• Knowledge of front-end performance best practices, including techniques such as 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 have managed to maintain a dynamic, agile, small business feel that is often diluted in larger organisations of our size. It's our people that give Datacom its unique culture and energy that you can feel from the moment you meet with us.

We care about our people and provide a range of perks such as social events, chill-out spaces, remote working, flexi-hours and professional development courses to name a few. You’ll have the opportunity to learn, develop your career, connect and bring your true self to work. You will be recognised and valued for your contributions and be able to do your work in a collegial, flat-structured environment.

We operate at the forefront of technology to help Australia and New Zealand’s largest enterprise organisations explore possibilities and solve their greatest challenges, so you will never run out of interesting new challenges and opportunities.

We want Datacom to be an inclusive and welcoming workplace for everyone and take pride in the steps we have taken and continue to take to make our environment fun and friendly, and our people feel supported.