Site Reliability Engineer - 2025-2026 Intern (Australia)

Posted 2 Days Ago
Be an Early Applicant
Sydney, New South Wales
Internship
Information Technology • Software • Financial Services
We embrace bold ideas and seize opportunities others don’t, from the way we operate to the strategies we deploy.
The Role
Site Reliability Engineers at Citadel Securities manage application reliability, performance, and production readiness. They innovate and automate processes while collaborating with development teams to enhance application functionality through systematic analysis and engineering solutions.
Summary Generated by Built In

Job Description
Citadel Securities' Site Reliability Engineers (SRE) are Software Engineers (SWE), who work to incorporate best practices from SRE to finance, bringing innovation and cutting edge technology to reduce complexity and improve performance. SRE's are responsible for taking applications to production, providing early support for applications in development, and ensuring crisp application function throughout its lifetime. SRE's will have a deep understanding of how applications work and are able to rapidly iterate software for maximizing production quality.
Individuals within SRE teams will work closely with our development teams on automation, refactoring, and there will be movement between the SRE team and Developer teams to allow for maximum cross-pollination. The SREs are also involved in designing and deploying new generations of production applications and software infrastructure.
This role will primarily involve working with a cohesive team of engineers, developers, and the businesses, to build world class systems and the necessary tools to maintain and constantly improve. The position calls for someone with a mind to innovate, automate, and constantly use measurements and statistics to improve. Members of the Citadel Securities SRE team have software development backgrounds and a range of interests including but not limited to chaos engineering, production engineering, networking, UNIX internals and large-scale systems design.
Responsibilities:

  • Ensure the reliability, availability, and performance of applications
  • Be a source of both ideas for improving applications and a part of the team that implements those ideas
  • Understand the end to end flow across the various applications at both a technology and business level
  • Identify and deliver green-field engineering solutions for issues based on root cause analysis
  • Lead by evangelizing the SRE mindset to other teams
  • Provide support and ensure applications are production ready


Qualifications:

  • Bachelor's or master's in computer science, computer engineering or a related field
  • Strong background in computer science fundamentals, data structures, algorithms, distributed systems
  • Fully proficient in at least one modern structured programming language. Python preferred
  • Comfortable with a range of current software development tools and practices (testing, source control, build systems, CI/CD etc.)
  • Ability to communicate effectively in a collaborative, complex and highly technical team environment
  • Intellectual curiosity and passion for solving challenging problems using technology


Opportunities available in Sydney.
About Citadel Securities
Citadel Securities is the next-generation capital markets firm and a leading global market maker. We provide institutional and retail investors with the liquidity they need to trade a broad array of equity and fixed income products in any market condition. The brightest minds in finance, science and technology use powerful, advanced analytics to solve the market's most critical challenges, turning big ideas into real-world outcomes.

Top Skills

Python

What the Team is Saying

The Company
HQ: Miami, FL
1,900 Employees
On-site Workplace
Year Founded: 2002

What We Do

Citadel Securities is the next-generation capital markets firm. Our work is powered by the deepest integration of financial, mathematical and engineering expertise. Combining deep trading acumen with cutting-edge analytics and technology, we at Citadel Securities deliver critical liquidity to the world’s most important financial institutions—while helping shape the global markets of tomorrow.

Why Work With Us

We do not accept the status quo and we are constantly looking to achieve what others think is impossible. That’s true not just in our careers, but also in our communities.

Gallery

Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery
Gallery

Citadel Securities Teams

Team
The Next-Generation Capital Markets Firm
About our Teams

Citadel Securities Offices

OnSite Workspace

Typical time on-site: None
Company Office Image
HQMiami, FL
Company Office Image
Singapore
Company Office Image
Austin, TX
Boston, MA
Company Office Image
Chicago, IL
Company Office Image
Dublin, IE
Company Office Image
Gurugram, Haryana
Company Office Image
London, GB
Los Angeles, CA
Company Office Image
New York, NY
Company Office Image
Paris, FR
Company Office Image
Sydney, New South Wales
Company Office Image
Tokyo, JP
Company Office Image
Toronto, Ontario
Company Office Image
Zürich, CH
Learn more

Similar Jobs

Citadel Securities Logo Citadel Securities

Fundamental Analyst - 2025-2026 Intern (Australia)

Information Technology • Software • Financial Services
Sydney, New South Wales, AUS
1900 Employees

Citadel Securities Logo Citadel Securities

Quantitative Trading - 2025-2026 Intern (Australia)

Information Technology • Software • Financial Services
Sydney, New South Wales, AUS
1900 Employees

Citadel Securities Logo Citadel Securities

Software Engineer - 2025-2026 Intern (Australia)

Information Technology • Software • Financial Services
Sydney, New South Wales, AUS
1900 Employees

Citadel Securities Logo Citadel Securities

FPGA Engineer - 2025-2026 Intern (Australia)

Information Technology • Software • Financial Services
Sydney, New South Wales, AUS
1900 Employees

Sign up now Access later

Create Free Account

Please log in or sign up to report this job.

Create Free Account