Senior Software Engineer - Fullstack (Java | AI)

Team: Objective

Location: Sydney

Commitment: Full time

Workplace Type: hybrid

What you'll be doing:

As a Senior Software Engineer, you'll play a key role in designing and building cloud-native software while helping your team deliver reliable, scalable products.

You'll:

• Design and build modern full-stack applications.
• Own technical decisions and contribute to solution architecture.
• Lead code reviews and champion engineering best practice.
• Improve CI/CD, testing, observability and operational excellence.
• Drive reliability, scalability and performance across our platforms.
• Lead incident response and drive operational improvements to prevent repeat issues.
• Champion AI-assisted engineering to improve productivity and quality.
• Shift quality left by shaping acceptance criteria, edge-case coverage, and verification practices to identify issues early.
• Confirm features are genuinely live, working as intended, delivering measurable outcomes for customers, and meeting business metrics.
• Partner closely with Product and Design to solve complex customer problems.
• Mentor engineers and help grow technical capability across the team.

We're looking for someone who has:

• Strong experience building modern cloud-based applications.
• Expertise across the full software development lifecycle.
• Experience designing scalable distributed systems.
• Strong knowledge of Azure or AWS.
• Experience with containers, CI/CD and modern DevOps practices.
• A passion for engineering quality, system design and continuous improvement.
• The ability to mentor others while remaining hands-on.

Experience using AI development tools such as GitHub Copilot, Cursor or other AI-assisted engineering platforms will be highly regarded.

Why join Objective?

At Objective, our engineers don't just build software, they influence how it's built.

You'll join a collaborative product engineering team where you'll have the opportunity to shape architecture, improve engineering practices and work with modern cloud technologies to build software that makes a real difference to governments and communities.

We offer:

• Hybrid and flexible working.
• Modern cloud-native technology stack.
• Investment in AI and emerging engineering practices.
• Genuine technical ownership and influence.
• Career growth within a high-performing engineering organisation.
• A collaborative, supportive engineering culture.