Developer - Government API's

We’re a leading business management solution with a core purpose: helping more businesses in Australia and New Zealand start, survive and succeed.

At MYOB, we believe what’s good for one business is good for all business—and for all of us. Whether you support them, work for them, or dream of building your own, when businesses run smoothly, everybody feels it. Owners, employees, customers, suppliers—even families. That’s why we’re here: to give every person in business the tools they need to focus on what really matters and do Big Things—whatever big looks like for them.

And for you? Joining MYOB means being part of that impact. It means using your skills to help businesses thrive, shaping the future of work, and growing alongside the people and communities we support. Because while we’re the business of software, we’re really in the business of people. And that makes MYOB Everyone’s Business.

We're MYOB

We’re MYOB, a business management platform designed to unleash the potential of businesses across Australia and New Zealand! As the #originalstartup, our roots are in finance and accounting software, but today we are so much more. We help our Aussie and Kiwi customers unleash their full potential, giving them the tools to Start, Survive and Succeed: all in the one place.

We’re always on the hunt for those who bring a different perspective, diversity of thought and the drive to make our culture even better. Take your career to a new dimension at MYOB.

Our Tech team are true heroes. They’ve taken our legacy success and transformed it into an extraordinary SaaS platform to support SME and Enterprise businesses in ways they never knew they needed. By joining the Tech team, you’ll be an integral part of building our all-in-one business management platform.

About the role

As a full stack developer in Government API(GAPI) you will help design, build and maintain the APIs and services that enable MYOB products to integrate with government agencies such as the Australian Taxation Office (ATO) and New Zealand Inland Revenue (IRD). These APIs provide lodgement gateways for tax forms, Single Touch Payroll (STP), NZ Payday filing and business number lookup services, and must meet strict security, reliability and compliance standards. You'll join a highly dedicated team, committed to providing seamless and creative solutions that uphold the highest quality.

Key Responsibilities

• Design, build and maintain secure, compliant backend services and APIs within the GAPI domain, incorporating AU/NZ regulatory changes (ATO, IRD, STP/Payday).
• Write clean, well‑tested code (unit, integration and contract tests) to protect critical API flows and minimise regressions.
• Collaborate with internal product teams and platform services to support GAPI integration, troubleshoot issues, and drive successful adoption.
• Contribute to platform modernisation and migrations (e.g. .NET upgrades), working closely with developers and platform teams.
• Support operational excellence through documentation, incident response, root‑cause analysis, CI/CD adherence, and auditable, compliant change delivery.

Skills & Experience

• Experience developing and maintaining backend services and APIs (e.g. .NET), including REST/JSON and external system integrations.
• Proficient in C# with hands-on experience in cloud environments and tooling (AWS/Azure).
• Proven experience with database technologies such as MySQL, PostgreSQL and DynamoDB.
• Familiar with Git, DevOps practices, CI/CD pipelines and Agile delivery methodologies.
• Proven focus on test‑driven development, automated testing, observability and building reliable, production‑critical APIs.
• Excellent problem‑solving and communication skills, comfortable collaborating across teams, with exposure to AI tools such as GitHub Copilot and Cursor.

Our Culture & Benefits

Our values have stood the test of time. If you want to work and collaborate where opinions are valued, and your ideas can make a difference, come to a place where Your Work Matters.

• Do your best work in a flexible work environment, right down to financial assistance to set up your home office…it’s called Flexperience, and it’s designed by you and your team!
• Our partnership with Smiling Mind helps support the wellbeing of our team members and customers
• Drive your own learning via conferences, in-house training, LinkedIn Learning, study assistance and a strong focus on leaders creating a learning environment
• A multitude of leave options including up to an additional four weeks of purchased leave, generous parental leave, domestic violence leave, transgender leave, volunteer leave, study leave, plus more!
• Communities built around ‘Wellness’, ‘Belonging’ and the ‘Planet’ where you can make a meaningful contribution
• Access to best-in-class discounts and vouchers from leading retailers, and a lot more.

MYOB are an equal opportunity employer and champion diversity. We are proud to be a Circle Back Initiative Employer and we commit to respond to every applicant. We’d love to hear from you regarding this role, or if it’s not the right time, join our talent community so that we can reach out regarding future roles.