Principal Python Developer - Data Platforms Job in Sydney Apply Today

Job Description

Are you a Python expert who loves building tools and platforms that empower thousands of engineers? Our client’s Data Platforms team is seeking a Senior Python Engineer to help deliver cutting-edge solutions that support strategic data and analytics platforms used across the organisation.


About the Role:

You’ll be part of a highly skilled team of software, platform, and DevOps engineers, driving the design, development, and delivery of Python solutions that underpin core data and DevOps capabilities. Your work will touch everything from CI/CD pipelines to production-grade Python applications, enabling hundreds of teams to work smarter, faster, and more efficiently.


What You’ll Do:

- Build and maintain platforms and developer toolchains used by thousands of engineers.

- Lead and promote software engineering best practices, standards, and patterns across the organisation.

- Design, develop, and deliver Python solutions in GitHub Enterprise and help migrate DevOps capabilities to the cloud.

- Contribute to Agile delivery, automation, and re-usable assets that reduce cost and improve efficiency.

- Provide expertise in CI/CD, test automation, build pipelines, and secrets management.


What We’re Looking For:

- Deep expertise in Python, ideally with experience in large-scale projects or Python migrations.

- Strong Git skills; experience with GitHub or Bitbucket in large teams is a plus.

- Familiarity with DevOps platforms such as Jenkins and GitHub Actions.

- Experience with automation and testing tools (pytest, mock, sphinx, black, flake8).

- Knowledge of Python packaging (PyPA) and build automation (Setuptools).

- Exposure to other scripting languages (Scala, Java, Groovy, Bash, PowerShell) is advantageous.

- Experience in production-grade software engineering delivering reliable, maintainable, scalable solutions.

- Understanding of secrets management (Azure Key Vault, HashiCorp Vault).


Why Join?

This is your chance to work in a highly expert, collaborative environment where your contributions directly impact hundreds of teams. You’ll have the opportunity to shape engineering standards, work on complex data platforms, and drive automation that improves the way software is delivered across the organisation. Exceptional benefits on offer, and this role is a Permanent Full Time Opportunity, preferably for Sydney based candidates but also will consider VIC, QLD or SA based candidates as well!

At Sestra People, we elevate women’s voices in technology. Data shows women may not apply unless they meet 70–100% of the criteria—we encourage you to apply anyway. Your skills, experience, and perspective are valued here.