Principal Engineer - Customer Device & UI Engineering
📍 Location (New Zealand): North Shore, Auckland 🇳🇿
💼 Employment Type: Permanent, Full-time
💰 Base (NZD): 150k – 170k per annum
📅 Start Date: Immediate / Negotiable
About the Role
We are looking for a Principal Engineer who has a proven track record of building customer-facing software experiences on connected devices.
This role is ideal for an engineer who combines deep technical leadership with strong hands-on development experience, delivering polished user interfaces across embedded platforms and mobile ecosystems.
You will play a key role in shaping how software interacts with real users — designing and delivering intuitive interfaces running on modern hardware products.
🧠 What You’ll Be Doing
Lead architecture and technical direction for customer-facing device software
Design and develop modern UI applications for embedded and connected devices
Work hands-on with Qt / Qt Quick / QML to build high-quality interfaces
Drive the development of interfaces used directly by customers in production devices
Collaborate with product, UX, hardware, and mobile teams
Guide engineering standards, UI performance, and maintainability
Mentor engineers and influence long-term technical strategy
✅ Must-Have Experience
Strong commercial experience with Qt (Qt/QML/Qt Quick) development
Demonstrated delivery of user interfaces deployed to real customer devices
Experience building UI software for:
Embedded Linux devices
Consumer or industrial hardware products
Experience developing or integrating with mobile platforms
iOS (iPhone)
Android
Proven history of shipping products used by external customers
Strong C++ development background
Experience owning technical outcomes from concept → release
⭐ Highly Desirable
Cross-platform UI architecture experience
Graphics performance optimisation
Touch interfaces or human-machine interface (HMI) development
Experience working closely with hardware teams
UX collaboration or design-driven engineering mindset
Experience delivering software into regulated or high-reliability environments
👤 What Success Looks Like
You are someone who:
Builds software that users actually interact with
Understands the difference between backend systems and product experience
Has repeatedly shipped polished UI software into production devices
Can balance architecture leadership with hands-on coding
🌍 Why Join
Work on real products used by customers worldwide
Influence product experience at a principal level
High ownership and technical autonomy
Collaborative engineering culture focused on quality delivery
👉 Apply Now! 📩
SourceIn (sourcein.co) has been formally appointed by the client to provide recruitment and candidate pre-screening services for this role.