Software Engineer - .NET/AWS

Origin Energy; Council of the City of Sydney; On-site; AUD 90,000 - 120,000; Full time

Job summary

A leading energy company is seeking a skilled software developer to join their team. The role involves taking ownership of ETRM IT systems, delivering application support, and collaborating with stakeholders for continuous improvement. Ideal candidates will have expertise in .NET framework, cloud platforms, and strong problem-solving skills. This position offers a flexible culture and growth opportunities in a dynamic environment.

Benefits

20 weeks paid leave for primary carers

Flexible return options

Access to discounted utilities

Employee EV Car subscriptions

Qualifications

• Experience developing applications using the Microsoft .NET framework.
• Experience with cloud platforms including serverless technologies.
• Advanced skills with Microsoft SQL Server.

Responsibilities

• Own end-to-end technical solutions for ETRM IT systems.
• Deliver expert application support and improve system reliability.
• Collaborate with stakeholders and drive continuous improvement.

Skills

.NET framework, C#

Cloud platforms (AWS or Azure)

Advanced SQL skills

Software development best practices

Problem-solving skills

Excellent communication skills

Self-motivated and adaptable

Job description

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• Full time permanent position | CBD Location
• Own end-to-end projects shaping critical energy trading and risk systems.
• Sydney, Melbourne or Brisbanebased

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.

About the role

ETRM-IT (Energy Trading Risk Management) is an area of the business that is responsible for the on-going development of a custom-built software that allows Origin’s asset portfolio to make prompt, correct and robust interactions with the energy markets for which Origin participates in.

This role will join a high performing team of 2-3 squads that consists of developers, testers business analyst and Delivery Manager to provide ongoing support and maintenance

• Own end-to-end technical solutions, including design, in-depth code-level analysis, development, testing, and deployment of ETRM IT systems across cloud and on-prem environments.
• Deliver expert 2nd and 3rd level application support, driving automation to reduce manual processes and improve system reliability in line with service level agreements.
• Design, develop, and implement advanced enhancements and technical solutions that strengthen and modernise both on-premise and cloud-based platforms.
• Collaborate closely with business and technical stakeholders, clearly communicating technical approaches, timelines, and progress to ensure alignment and business impact.
• Drive continuous improvement by proactively identifying opportunities to optimise systems, streamline processes, and enhance documentation and operational practices.
• Build trusted partnerships across teams, promoting a responsive, high-performance service culture that supports Origin’s dynamic business environment.

Skills & Requirements

• Demonstrated experience developing applications using the Microsoft .NET framework, with strong expertise in C# and related technologies.
• Demonstrated experience working with cloud platforms (AWS or Azure), ideally including serverless technologies such as Lambda.
• Advanced SQL skills and experience with Microsoft SQL Server, including database design and optimisation.
• Deep understanding of software development best practices, design patterns, and modern engineering methodologies.
• Strong problem-solving skills with the ability to design robust, scalable, and maintainable solutions.
• Excellent communication skills, able to clearly articulate complex technical concepts to both technical and non-technical stakeholders.
• Self-motivated, adaptable, and committed to continuous improvement, with a willingness to participate in an after-hours support roster.

So, why join us?

• 20 weeks of paid leave for primary carers with flexible return options.
• Thrive in a culture of personal and professional growth.
• Enjoy a central CBD location with access to parking and public transport.
• Purchase up to four additional weeks of leave annually.
• Engage in opportunities through the Origin Foundation to support your community.
• Powering your career with unbeatable perks - Get discounted electricity, gas, and internet as an Origin employee.
• Explore unique and cost-effective employee EV Car subscriptions.

Origin - Where good change happens

At Origin, we’re powered by people who believe in creating change.

Commitment to Diversity

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.

Additional Information

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.