Principal Software Engineer

Principal Software Engineer

location: Sydney, Australia

Job Description:

• Technical
• 107837
• Hybrid

Location: Sydney, Australia (Hybrid)
Company: Schneider Electric
Job Type: Full-Time

About the Role

Schneider Electric is accelerating the future of energy through intelligent, software‑driven systems. As a global leader in energy management and automation, we build solutions that power homes, buildings, infrastructure, data centers, and industry in more than 100 countries.

We are looking for a Principal Software Engineer to take a key technical leadership role within our Sydney‑based team, working on the next generation of our Home Energy Management System (HEMS) platform. In this role, you will be the go‑to expert for complex distributed systems, define technical direction, and build cloud‑native software that manages IoT devices deployed across thousands of residential sites.

This is a high‑impact, high‑ownership position for engineers who thrive on depth, autonomy, and system‑level thinking.

What You’ll Do

Lead & Influence

• Own the architecture, design, and operation of critical platform components.
• Set technical direction and define long‑term architectural patterns.
• Provide thought leadership on cloud systems, performance engineering, and IoT scale challenges.
• Drive engineering excellence through standards, reviews, and mentoring.

Design & Build Systems at Scale

• Architect and deliver software powering IoT device communication, telemetry flows, and data processing pipelines.
• Make informed decisions on systems trade‑offs: performance, reliability, scalability, and cost.
• Design data models and storage solutions for large‑scale IoT workloads.
• Ensure platforms meet strong security, quality, and operational benchmarks.

Collaborate & Integrate

• Partner with product, operations, and engineering teams to translate complex requirements into dependable solutions.
• Work with external technology partners and third‑party platforms.
• Communicate clearly across technical and non‑technical stakeholders.
• Support and mentor engineers to grow capability across the team.

Innovate & Improve

• Continually evaluate and adopt new technologies in cloud, IoT, and edge computing.
• Identify opportunities for simplifying architecture, improving performance, or reducing operational overhead.
• Contribute to internal knowledge‑sharing, engineering documentation, and cultural development.

What You Bring

Core Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related field.
• ~10 years of experience building and operating production software systems.
• Demonstrated ownership of complex, distributed architectures.

Technical Expertise

• Expert‑level Python skills — must be deep, hands‑on mastery.
• Strong experience with Django or similar frameworks (Flask, FastAPI, Rails, etc.).
• Solid experience with AWS and/or Azure, including designing cloud infrastructure.
• Strong foundation in SQL/NoSQL design, performance tuning, and data modeling.
• Experience with IoT communication at scale, device protocols, and event‑driven systems.
• Understanding of networking, messaging, and distributed systems fundamentals.

Domain Knowledge

• Background in smart home, IoT, energy management, or connected device ecosystems.
• Familiarity with solar, batteries, metering, and home energy flows is advantageous.
• Understanding of edge‑to‑cloud communication patterns.

How you collaborate

• Influence and guide technical decisions confidently, even without direct authority.
• Communicate clearly and effectively in both technical and non‑technical environments.
• Collaborate smoothly across teams and disciplines, contributing to a strong engineering culture.
• Comfortable navigating modern cloud‑native tooling, CI/CD pipelines, automation, and multi‑tenant concepts.
• Adapt quickly to new technologies, frameworks, and evolving architectural patterns.

What We Offer

• Opportunity to shape technical direction for a global leader in energy management
• Ownership of complex, high-impact systems in a growing domain
• Hybrid work arrangement in Sydney
• Collaborative environment that values technical excellence
• Competitive compensation package
• Impact on sustainability and the global energy transition

#LI-SK3

All applicants must have full working rights in Australia.

If this role resonates with you, we’d love to hear from you. Join us in building the future of home energy.

Looking to make an IMPACT with your career?

When you are thinking about joining a new team, culture matters. At Schneider Electric, our values and behaviors are the foundation for creating a great culture to support business success. We believe that our  IMPACT values – Inclusion, Mastery, Purpose, Action, Curiosity, Teamwork – starts with us.

IMPACT is also your invitation to join Schneider Electric where you can contribute to turning sustainability ambition into actions, no matter what role you play. It is a call to connect your career with the ambition of achieving a more resilient, efficient, and sustainable world.

We are looking for IMPACT Makers; exceptional people who turn sustainability ambitions into actions at the intersection of automation, electrification, and digitization. We celebrate IMPACT Makers and believe everyone has the potential to be one.