McMahon Services is undertaking a significant multi-year digital transformation program and is expanding its internal software development capability.
We are seeking expressions of interest from an experienced
Full Stack Developer
to join our growing technology team in Adelaide.
This is an exciting opportunity to work on multiple large-scale greenfield projects that will transform how we manage projects, finance, commercial operations and business processes across the organisation.
Working closely with business leaders and end users, you'll help design and build modern enterprise applications that will drive long-term digital capability across the business.
Why Join Us?
This is more than a project role.
We're establishing a long-term internal development capability to support an extensive pipeline of technology initiatives, providing ongoing opportunities to innovate, influence and grow.
You will work with:
Modern web application technologies
Enterprise-scale business systems and integrations
Automated workflow orchestration platforms
AI-assisted development tools and engineering practices
Emerging agentic and AI-enabled capabilities
Modern software delivery, DevOps and cloud-based technologies
You'll contribute across the full software development lifecycle, including:
Building backend services, APIs and integrations using C# and .NET
Developing modern Angular front-end applications
Designing and maintaining SQL Server databases and data models
Integrating enterprise platforms and business systems
Collaborating with stakeholders to deliver fit-for-purpose solutions
Participating in solution design, testing, deployment and support
About You




We'd love to hear from professionals who have experience with:
C# and .NET development
Angular or modern front-end frameworks
SQL Server and relational database design
API development and system integration
Cloud and modern software delivery practices
Enterprise application development
Strong communication skills, commercial awareness and a cooperative approach are highly valued.
About McMahon Services
McMahon Services is one of Australia's leading privately owned industrial services and construction businesses. We deliver complex projects across civil infrastructure, environmental remediation, demolition, decommissioning, asset management, recycling and disposal for major industry, government and Defence clients across Australia.
Guided by our RISE values of Reputation, Integrity, Safety and Excellence, we deliver complex projects that create lasting value for our clients, communities and people.
Behind the trucks, plant and people sits a growing internal technology capability. We are investing significantly in modern tooling, structured data and AI-assisted delivery to support how our business operates and scales.
No recruitment agencies please.
At McMahon Services, we embrace diversity and inclusion as fundamental values. We believe that a diverse workforce fosters innovation, creativity and a deeper understanding of the communities we serve. We are committed to creating an inclusive environment where all employees feel valued, respected and empowered to contribute their unique perspectives and talents. We encourage applications from people of all backgrounds, identities and experiences.
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📌 Full Stack Developer - Fit (Adelaide)
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