Senior Software Engineer - Australia

Powerline; City of Melbourne; On-site; AUD 140,000 - 190,000; Full time

Job summary

Powerline in Melbourne is seeking a Senior Software Engineer to design, build, and operate backend systems powering renewable energy optimization. You will implement scalable Python services, APIs, and data pipelines that process real-time data and integrate optimization models.

You will collaborate with data scientists and energy market experts, contribute across the stack including dashboards, and help establish a robust culture of performance, reliability, and observability as the company

Qualifications

• 5+ years of software engineering experience, focusing on large-scale, real-time systems.
• Strong proficiency in Python with excellent coding, testing, and debugging skills.
• Experience building and maintaining APIs, distributed systems, and data pipelines.
• Solid understanding of SQL and NoSQL database design and deployment.

Responsibilities

• Design, build, and deploy software systems that optimize renewable and battery storage operations.
• Collaborate with cross-functional teams to integrate machine learning and optimization models.
• Own the full software development lifecycle from architecture and design to implementation and maintenance.
• Ensure production systems are scalable, reliable, and high-performing.
• Diagnose bottlenecks, resolve real-time issues, and continuously improve system performance and monitoring/alerting.
• Stay current on trends in software engineering, renewable energy, and grid technology to drive innovation.

Skills

Python

APIs

Distributed systems

Real-time data

SQL

NoSQL

Job description

About the role

As a Senior Software Engineer at Powerline, you will focus primarily on backend systems that power renewable and battery storage optimization. You will design and build reliable, scalable software that integrates real-time data, machine learning, and optimization models.

You will collaborate with a world-class team of engineers, data scientists, and energy market experts to build and evolve our core platform. While your main focus will be backend development, you will also have opportunities to contribute across the stack, working with teammates who build dashboards and interfaces that visualize energy performance in real time.

This is an incredible opportunity to become an early and foundational team member at a climate tech company entering a major growth phase, solving one of the most important challenges in the global energy transition.

This position is based in Australia, with a preference for candidates who can work from our Melbourne office two to three days per week.

Key Responsibilities

• Design, build, and deploy software systems that optimize renewable and battery storage operations.
• Collaborate with cross-functional teams to integrate machine learning and optimization models.
• Own the full software development lifecycle from architecture and design to implementation and maintenance.
• Ensure production systems are scalable, reliable, and high-performing.
• Diagnose bottlenecks, resolve real-time issues, and continuously improve system performance and monitoring/alerting.
• Stay current on trends in software engineering, renewable energy, and grid technology to drive innovation.

Requirements

• 5+ years of software engineering experience, focusing on large-scale, real-time systems.
• Strong proficiency in Python, with excellent coding, testing, and debugging skills.
• Experience building and maintaining APIs, distributed systems, and data pipelines.
• Solid understanding of SQL and NoSQL database design and deployment.
• Strong communication skills and the ability to collaborate effectively with diverse teams, including engineers, data scientists, and energy market experts in a distributed working environment.

Strong Plus

• Experience in energy markets, renewable energy technologies, or energy storage systems.
• Familiarity with machine learning and optimization models.
• Knowledge of data visualization and dashboard tools.
• Front-end development experience, particularly with frameworks like React, Angular, or Svelte