Principal Engineer

HomeMade, Mable, Leap in! and Mable Direct are entities under the Attain Healthtech Group of companies. While our companies are diverse, three similarities bind us:

1. We exist to create lasting, positive change across the entire care and support sector - impacting more lives, elevating standards and shaping the future of care

2. We believe in technology as an enabler

3. We’re driven by helping customers attain better outcomes

This position is part of the Mable team.

About Mable

Mable is one of Australia's leading and fastest-growing healthtech platforms. As a purpose-driven company, we are where thousands of people with disability and older Australians have connected with independent support workers of their choosing and on terms that suit them.

With more than 25 million hours of support facilitated since 2014, it's no wonder we have been recognised on the AFR's Top 100, Deloitte Tech Fast 50, were previously awarded Australian Growth & Technology Growth Company of the Year.

By working at Mable, you will join a high productivity and dynamic team environment, leading to meaningful change in Australia's care and support sectors.

To find out more, visit

About the role

We are seeking an experienced Principal Engineer to shape our technical direction and drive innovation across the entire organisation. Reporting to the CTO and leading a team of Staff Engineers, you will operate at the intersection of business and technology, influencing strategy while scaling our most critical engineering systems and practices. We are looking for a strategic leader who thrives on solving complex challenges and genuinely values mentoring the next generation of engineering talent to maintain a high bar for quality.

Key Responsibilities

• Set the bar by defining and embedding top quality coding standards and architectural patterns across the entire engineering org.
• Collaborate with the CTO, Product leaders and senior business leaders to turn ambitious business visions into scalable technical reality.
• Provide technical truth and advice to help leadership make sound decisions on company goals.
• Debt crush by identifying systemic bottlenecks and technical debt that slow us down, then engineer the way out.
• Force multiply our team - mentor and level-up Engineers across the department.?
• Plan and pivot technical strategies for complex projects to keep delivery synchronised with business objectives.
• Lead high-level code reviews that protect the integrity and performance of our group ecosystem.
• Innovate and promote a culture of continuous learning and improvement to ensure our tech and people remains a competitive advantage.

Skills, Knowledge, and Experience

• Strong experience as a Principal Engineer designing distributed architectures that scale.
• Proven ability to bridge deep technical trade-offs with C-suite business goals to drive high-impact outcomes.
• Expert-level mastery of cloud-native infrastructure, platform modernisation, and security-minded architecture.
• Expert in Domain-Driven Design and modular strategies.
• Experience mentoring Staff and Senior Engineers and leading technical design forums or training.
• Proven success navigating the complexity tax of high-growth environments, ideally in regulated domains.
• A 'leave it better than you found it' attitude, balancing long-term technical health with the need to ship at pace.
• Ability to influence across multiple functions and stakeholder levels.

Our benefits

• Power your career Learn from industry experts, experienced leaders, and on-the-job opportunities.
• Access parental leave Get 14 weeks of paid leave for primary carers and 6 weeks of paid leave for secondary carers plus superannuation.
• Work with flexibility We’re a hybrid workplace, balancing time in the office with remote work.
• Flexi Leave Days Get one extra paid leave day per quarter for what makes you happy.
• Take a floating public holiday Acknowledge a significant day your way with family and friends.
• Be rewarded Celebrate wins and recognise great performance with an easy and accessible Reward and Recognition program.

We are one

As an organisation, we celebrate our diversity and welcome all people, regardless of their family responsibilities, ethnicity, faith, sexual orientation, or gender identity. Aboriginal and Torres Strait Islander people are encouraged to apply.

If this role has stood out to you but you don’t feel like you ‘tick all the boxes,’ we strongly encourage you to apply nonetheless. We value diversity in experience, and you might just bring something we are looking for to our organisation!