Developer – Python & ReactBlunomy is looking for a Developer to join our growing Digital & Data team and contribute to the development of software and data solutions supporting the energy transition.

Working in a collaborative data team, you’ll help strengthen the robustness, maintainability and consistency of Blunomy’s existing product portfolio while developing scalable software, data pipelines and digital tools. You’ll work across Python and React development, data engineering and analytics, applying your technical and problem-solving skills to a range of real energy-sector challenges.

What you’ll do

- Build, modify and maintain code as part of a collaborative development team.
- Develop scalable and reliable data pipelines and APIs supporting Blunomy’s software products.
- Contribute to digital solutions and dashboards used to measure impact and transition progress.
- Apply software engineering principles to produce clean, productive and scalable code.
- Diagnose and debug issues and contribute to code reviews and ongoing improvement of the codebase.
- Apply statistical and analytical techniques to energy and environmental datasets.
- Contribute to production tools, including applications supporting areas such as PV connection approvals and low-voltage network mapping.
- Participate in testing, quality assurance, documentation and Git-based version control.
- Work with project managers, product managers and domain specialists to deliver high-quality solutions on time.




- Participate in project discussions, knowledge sharing and, where appropriate, client meetings and presentations.

What we’re looking for: You’ll have completed a degree or postgraduate qualification in Computer Science, Statistics, Mathematics, Engineering or a related discipline, with a strong interest in data analytics and a genuine passion for energy, the environment and sustainable development. Developer Python and React Posi…

You’ll bring experience with

- Python or R
- Software engineering and application development
- Source control such as Git
- Statistical and machine-learning concepts
- Data analysis and problem solving

Knowledge of cloud platforms such as Azure, GCP or AWS, or parallel computing technologies such as Spark or Dask, would be advantageous.

You’ll also be someone who communicates well, works collaboratively, can deliver to project timelines and enjoys operating in a fast-paced, project-based environment.

Location: Sydney or Melbourne

Employment: Full-time, permanent

Working model: Hybrid – 3 days in the office / 2 days working from home

Applications are managed through Blunomy’s recruitment platform, Welcome to the Jungle. Follow the application link to view the full Position Description, learn more about Blunomy and apply. Applications will close on 29th October 2026. Developer (Python & React) – Blunomy – Permanent contract

📌 Developer (Python & React/Energy & Data) (Sydney)
🏢 Blunomy
📍 Sydney