Engineer - Application Security
Date: 5 Aug 2026
Location: Melbourne, VIC, AU, 3000
Company: Origin Energy Services Ltd
- Help embed security into every stage of the software development lifecycle
- Join a collaborative cyber security team where you'll work hands-on with modern security tooling
- 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.
About the Role
Join Origin's Cyber Security team and play a hands-on role in strengthening the security of our applications and products.
Reporting to the Head of Application & Product Security, you'll work closely with software engineers to identify, investigate and remediate security vulnerabilities while helping embed security practices into everyday development. You'll leverage modern application security tools, support developer education and contribute to building secure software across Origin's technology landscape.
What You'll Be Doing
- Implement and manage application security tooling across CI/CD pipelines, including SAST, SCA, DAST, secret scanning and container security.
- Investigate, triage and support the remediation of vulnerabilities, partnering with development teams to improve application security.
- Participate in security testing activities including code reviews, penetration testing and bug bounty programs.
- Improve secure development practices by maintaining security documentation, supporting developer training and promoting secure coding standards.
- Contribute to incident response, security tool optimisation and continuous improvement initiatives across the application security function.
About You
You're passionate about application security and enjoy working collaboratively with developers to solve complex security challenges.
You'll bring:
- Experience in software development, security engineering or a related technical role, with a solid understanding of secure coding principles and the OWASP Top 10.
- Hands-on experience with application security tools such as SAST, SCA, DAST or similar, along with familiarity with CI/CD and DevOps practices.
- Knowledge of one or more programming languages such as Python, Java, JavaScript, C#, Go or similar, with the ability to understand and review application code.
- Strong analytical, problem-solving and communication skills, with the ability to explain technical security concepts to both technical and non-technical audiences.
- A degree in IT, Computer Science, Software Engineering or a related discipline, with security certifications or a genuine commitment to developing your application security expertise.
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.