About us:
oneZero Financial Systems is a global software development company with offices in the USA, UK, Singapore and Australia. Our platform, deployed with over 200 financial entities worldwide, empowers banks, brokerages and hedge funds with cutting-edge trading technology. It features a high-performance trading environment with real-time integrations to some of the world's leading banks and financial institutions.
oneZero earns 2025 Great Place To Work Australia Certification™ https://www.onezero.com/awards/onezero-earns-2025-great-place-to-work-australia-certification
oneZero is proud to have been named one of Business Intelligence Group's Best Places to Work 2024: https://www.onezero.com/homepage/onezero-2024-best-place-to-work-for-third-year/
The Boston Globe names oneZero a Top Place to Work for 2023: https://www.onezero.com/homepage/the-boston-globe-names-onezero-a-top-place-to-work-for-second-year-in-a-row/
Please see oneZero featured in e-Forex Magazine to learn more about the company and our dynamic team https://e-forex.net/?s=onezero
About the role:
We are seeking a Full-Stack .NET Developer with a Frontend focus, who will help drive the development of modern, cloud-based Web applications built around oneZero’s extensive trading backend systems.
This role requires some exposure to backend development with C# and .NET Core, alongside solid frontend development experience with React and Redux, HTML, and CSS. You will collaborate with a cross-functional team to deliver seamless, reliable, and real-time user interfaces that enhance the user experience for financial applications.
This role is a full-time position in the oneZero Canberra office. Applicants must be based in the Canberra region or be able to relocate.
Benefits Include:
- Bonus plan.
- Flexible workplace, including hybrid work from home a few days per week.
- Dedicated parking space.
- Free Uber Eats lunch provided daily in the office.
- Private Health Insurance.
- Monthly Wellness program subscription.
Required Skills:
- 3+ years of professional experience with C#, ASP.NET Core, and modern frontend technologies.
- Proven track record in designing, developing, and deploying full-stack applications in a fast-paced, agile environment.
- Strong expertise in React, Redux, and responsive design principles.
- Strong knowledge of HTML5, CSS3, and pre-processors like LESS.
- Ability to work autonomously with minimal oversight while collaborating closely with the broader team.
- High attention to detail and a commitment to delivering polished, production-ready code.
- Excellent communication skills, with the ability to explain complex technical concepts clearly to both technical and non-technical stakeholders.
Additional Skills:
- Additional experience in any of the following will be highly regarded.:
- Experience working on financial trading products.
- Experience with C++ or additional backend programming languages.
- Knowledge of cloud services (e.g., Azure, AWS).
- Experience with front-end performance optimisation and profiling.
- Familiarity with CI/CD pipelines and version control (e.g., Git).
- Familiarity with SignalR or WebSockets for real-time communication.
Australian Citizens & Permanent Residents may apply.
Skills Required
- 3+ years professional experience with C#, ASP.NET Core, and modern frontend technologies
- Proven track record designing, developing, and deploying full-stack applications in an agile environment
- Strong expertise in React and Redux
- Strong knowledge of HTML5, CSS3, and pre-processors like LESS
- Ability to work autonomously with minimal oversight while collaborating closely with the broader team
- High attention to detail and commitment to delivering polished, production-ready code
- Excellent communication skills to explain technical concepts to technical and non-technical stakeholders
- Applicants must be based in the Canberra region or be able to relocate
- Experience working on financial trading products
- Experience with C++ or additional backend programming languages
- Knowledge of cloud services (e.g., Azure, AWS)
- Experience with front-end performance optimisation and profiling
- Familiarity with CI/CD pipelines and version control (e.g., Git)
- Familiarity with SignalR or WebSockets for real-time communication
What We Do
oneZero develops multi-asset class trading technology, which empowers financial institutions and brokers to compete in today’s ever-changing global markets. Our powerful software solutions serve all your trading needs, delivering the highest reliability, scalability and high-performance trading technology. oneZero was founded in 2009 by technology experts Andrew Ralich and Jesse Johnson in Cambridge, MA. We have been liquidity neutral and independent ever since. Our technology handles $100B+ ADV, 6M+ transactions/day, and billions of quotes/day. We have 100+ global employees delivering superior results for 200+ customers from development and operations centers in Asia, Australia, Europe, North America and the United Kingdom. oneZero is backed by a top-tier growth private equity firm, Lovell Minnick Partners.
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