Senior Engineer - Software
Date: 19 Jan 2026
Location: Melbourne, VIC, AU, 3000 Barangaroo, NSW, AU, 2000
Company: Origin Energy Services Ltd
- Initial 6-month contract + extensions
- Own end-to-end projects shaping critical energy trading and risk systems.
- Sydney or Melbourne based
Join a team that's All Kinds of Useful
At Origin, being useful is more than a tagline - it’s how we approach work every day. As a collective, we’re a team that thrives on finding better ways, working together, and owning our impact. From powering homes to delivering award-winning internet and helping to lead Australia’s energy transition. If you’re driven by purpose and excited to be part of something bigger, we’d love to have you on the journey.
The Role
As a Senior Software Engineer you will demonstrate a passion for our customers and provide on-going development and support of all IT systems that aim to allow prompt, correct and robust interactions with the energy markets.
Reporting to the Technical Lead, the Senior Software Engineer will have technical and software development skills, strong trouble shooting and analysis skills and an ability to understand business priorities and requirements.
This role will interact with internal and external stakeholders ranging from software engineers, project managers, IT shared services, service providers and vendors.
Responsibilities & Duties
- Provide technical support services for ETRM (Energy Trade and Risk Management) IT system
- Resolution of 2nd and 3rd level application support
- End to end ownership of technical problems and solutions including software design
- Design, develop and implement advanced technical solutions for both on premise and cloud based platforms.
- Understand, develop, and adhere to ETRM processes, policies & procedures
- Apply continuous improvement methodology to all work processes, procedures & documentation
- Driving customer focus and ensuring we are delivering valuable outcomes for the business
About you
- Proven experience in a similar role with experience in dev-ops and / or agile development
- Extensive experience in Microsoft .NET framework application development
- AWS cloud platforms, ideally in serverless technology like Lambda
- Knowledge and skill in best practice software development methodologies and design patterns
- Strong skills in identifying and designing solutions using software development patterns and best practices
- Excellent problem solving skills
- Enthusiastic attitude to embracing change
- Commitment to participating in the after-hours support roster
- Excellent oral and written communication skills with an ability to articulate technical information to non-technical people
- Self starter, demonstrated commitment to deadlines
- Tertiary qualifications in IT, Engineering or related discipline
- Knowledge and experience with Agile development processes
Origin - Where good change happens
At Origin, we’re powered by people who believe in creating change.
We are committed to fostering a diverse, gender equitable workforce, where everyone is welcome, and all applications are evaluated on merit and potential. We encourage applications from Aboriginal and Torres Strait Islander Peoples, people living with disabilities, culturally diverse people, any stage in life, people with intersex variations and people within LGBTQ+ communities, including trans and gender diverse.
Enjoy a challenging career in an exciting industry where you can grow and explore your potential. If you think you have transferable skills, an appetite to learn and would be a great fit, we’d love to hear from you.
Here's a little about us: https://www.originenergy.com.au/about/careers/
Background checks may be required to determine your suitability for this position as part of the recruitment process and during your employment. These checks may include police checks, AusCheck, medical assessment and/or drug and alcohol testing.
Please note unsolicited CVs from agencies will not be accepted.
Origin recognises Aboriginal and Torres Strait Islander Peoples as the Traditional Custodians of country throughout Australia, and we pay our respects to Elders past, present and future.