Full Stack .Net Developer

Full Stack .NET Developer

About the Organisation
Our client is a large government organisation undertaking significant digital transformation and technology modernisation initiatives. Working across complex enterprise environments, the organisation is focused on modernising business-critical systems, improving digital services and replacing legacy technologies with contemporary, secure and supportable solutions.
This is an excellent opportunity to join a multidisciplinary technology environment where you will collaborate with developers, architects, business analysts, testers, vendors and stakeholders to deliver high-quality enterprise solutions.
About the Role
We are seeking an experienced Full Stack .NET Developer to contribute to a major technology modernisation project in Canberra.
You will be responsible for designing, developing, enhancing, testing, deploying and supporting enterprise applications and integration solutions using Microsoft .NET technologies. A key component of the role will involve modernising existing legacy VB6 functionality and transitioning it to contemporary .NET solutions.
The technology environment includes.NET 8 APIs, React, SQL Server, SSIS and Power BI Report Server (PBIRS), providing an opportunity to work across the full application lifecycle and technology stack.
The Responsibilities

• Design, develop, maintain and support enterprise applications using Microsoft .NET technologies and modern front-end frameworks.
• Develop scalable web applications, RESTful APIs, microservices and integrated solutions.
• Build responsive front-end applications using React, Angular, JavaScript, TypeScript, HTML5 and CSS.
• Develop applications using C#, ASP.NET Core, .NET Framework and Entity Framework.
• Design, develop and optimise SQL Server databases, stored procedures, views, functions and data-access components.
• Develop and support system integrations, APIs, data interfaces and ETL processes.
• Produce technical documentation including solution designs, specifications, integration designs, deployment guides and support documentation.
• Undertake unit and integration testing, code reviews, troubleshooting, defect remediation and performance optimisation.
• Develop and maintain CI/CD pipelines and automated deployments using Azure DevOps and Git.
• Work closely with business analysts, solution architects, testers, vendors and project stakeholders.
• Support application security, accessibility, privacy, scalability and reliability.
• Contribute to continuous improvement across development processes, coding standards, tools and delivery methodologies.

What You Will Bring
You will be an experienced Full Stack .NET Developer with strong expertise in enterprise-grade application development and a broad technical skill set spanning front-end, back-end, database and integration technologies.
Your experience will ideally include:
Front End

• js
• JavaScript ES6+ and TypeScript
• HTML5, CSS3 and Bootstrap
• Redux and React Hooks
• Responsive web design

Back End

• C#
• NET MVC and ASP.NET Core
• .NET Framework
• RESTful API development
• Entity Framework / Entity Framework Core
• Microservices architecture

Database & Integration

• Microsoft SQL Server and T-SQL
• Stored procedures, functions, triggers and views
• Database design and data modelling
• Query optimisation and performance tuning
• SQL Server Integration Services (SSIS)
• ETL development
• Data migration, transformation and warehousing

Power BI Report Server (PBIRS)
DevOps & Tools

• Azure DevOps
• CI/CD pipelines
• Git
• Visual Studio
• SQL Server Management Studio (SSMS)

You will also bring strong analytical and problem-solving capabilities, attention to detail and the ability to work independently as well as within a small team. Strong stakeholder engagement skills and the ability to adapt to changing priorities in a complex delivery environment will be important.
Desirable Skills and Qualifications

• 5+ years' experience in Full Stack .NET development.
• Experience developing enterprise applications using React.js, ASP.NET Core and SQL Server.
• Experience building SSIS packages for large-scale data migration and integration projects.
• Demonstrated REST API design and development experience.
• Strong database performance optimisation skills.
• Experience working in Agile delivery teams.
• Experience across .NET Core, C#, React.js, JavaScript, TypeScript, SQL Server, SSIS, PBIRS, Entity Framework, Azure, Azure DevOps, Git, CI/CD and microservices.

What's on Offer

• Attractive Hourly Rate and Same Day Pay
• Canberra-based contract opportunity
• Flexible working hours are frequently available within the position's stated work environment

Security Requirements
A current Nationally Coordinated Criminal History Check is required.
How to Apply
Please upload your resume to apply. Please provide a supporting statement highlighting your skills, experience, and capability against the position description to complete this application process. We will be in touch with instructions for suitably skilled candidates.
Submissions close Thursday the 22nd of October 2026.
Please call Lisa Berjak on for any further information. Candidates will need to be willing to undergo pre-employment screening checks which may include, ID and work rights, security clearance verification, and any other client-requested checks.
Why partner with Whizdom?
We're Whizdom. We view you as an extension of our strong, dependable brand and have differentiators which really are different! The Whizdom way:

• We pay our contractors same day you submit your timesheet!
• We are Level 3, DISP certified and have signed the Veteran Employment Commitment and been awarded the highest level of compliance to this important initiative, proactively assisting veterans transitioning from the forces to civilian roles. We've been lucky enough to win industry awards for our high level of process compliance and are ISO 9001 certified. Our commitment to reducing Greenhouse Gas Emissions has been accredited in line with large global organisations.
• We value diversity and welcome applications from Indigenous Australians, people from diverse cultural and linguistic backgrounds and people living with a disability.

Our team of talented people are passionate about your experience, doing the right thing always, with a focus on your long-term career goals. We even give you a best in industry merch pack! Even if this role isn't the exact fit for you, we would love a chat, contact us to find out more!