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"Good design is obvious. Great design is transparent."
— Joe Sparano
Gem: Principal Product Designer (Sept 2025)
Portable • Melbourne, Australia 🇦🇺
The Principal Product Designer will lead design projects from discovery to delivery, ensuring that complex client ideas are transformed into usable and impactful products. They will facilitate workshops and guide cross-disciplinary teams towards effective solutions while maintaining a high standard of design practice.
Responsibilities
- Facilitate co-design workshops with clients to reimagine AI-enabled tools for frontline workers.
- Sketch, prototype and test user journeys for digital products supporting people seeking legal or mental health support.
- Partner with developers to translate prototypes into working features, ensuring feasibility without losing design intent.
- Review proposals alongside the Business Director, shaping the design approach that helps Portable win new work.
- Share new prototyping methods with your team that streamline testing and iteration.
Requirements
- Extensive experience in UX and product design, with strength in iteration, testing, and client engagement.
- Strong facilitation skills, including leading workshops and co-design activities.
- Ability to translate complex concepts into user journeys, wireframes and prototypes that are tested and refined with feedback.
- Familiarity with agile/lean ways of working and collaborating closely with developers and strategists.
- Confidence with design and collaboration tools such as Figma and Miro.
- Competence in UI/visual design, able to deliver polished outcomes when required.
- Exposure to (or interest in) AI products and emerging technology, and how to design them responsibly.
- A track record of modelling best practice design methods, and uplifting design capability in others.
Key Skills
- UX and product design
- Iteration, testing, and client engagement
- Facilitation skills
- User journeys, wireframes and prototypes
- Agile/lean ways of working
- Collaboration tools (Figma, Miro)
- UI/visual design
- AI products and emerging technology
- Best practice design methods
Benefits
- Meaningful work with impact
- Flexible work arrangements (2-3 days WFH), flexible hours, and personalised start/finish times
- Enhanced leave benefits
- Growth and career development
- Wellbeing support
- Financial incentives
- Family-friendly policies
About Portable
Imagine a world where machine learning algorithms help first responders stop bushfires before they start. Where carbon-free transport systems shuttle commuters between the suburbs and the city without interruption. Where courts connect people to legal support using artificial intelligence. Wherever Portable works, this world exists. We are Australia’s leading innovation partners for public good, developing empowering services for the public and the people who serve it. Whether we’re coding the system that runs the largest tram network on earth, or rethinking the digital architecture of entire parliaments, we combine a heart for humanity, head for tech, and eye for design to improve quality of life at a societal scale. Our process is shaped by twenty years of experience and thousands of partnerships spanning every pillar of public life, from early childhood education to end-of-life care. Trusted by national governments, international NGOs, and ASX 200 companies, we navigate the worl
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