Application Support Engineer; Weekend Shift

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. One Zero's core product features a high-performance trading environment with real-time integrations with some of the world's leading banks and financial institutions.

Over the last few years, oneZero has seen a surge of interest from our client base in trading digital assets like bitcoin and other cryptocurrencies. Our platform is primed and ready to support this emerging asset class, allowing our clients to actively participate in the digital asset space 24 hours a day, 7 days a week.

We’re excited to expand and evolve our support model to accommodate the continuous trading hours of these digital assets. This change will also put us in the perfect position to handle the transition of traditional OTC FX markets to extended off-hours trading.

Come and join the oneZero team to collaborate on this brand-new industry dynamic!

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 for three consecutive years:

The Boston Globe names oneZero a Top Place to Work in 2022, 2023, and 2024:

Please see oneZero featured in e-Forex Magazine to learn more about the company and our dynamic team

The Application Support Engineer position supports customer-facing operations by responding to operational and business issues. This position is also responsible for planning, deploying, and supporting client implementations of oneZero's products.

This position will be responsible for planning and executing weekend activities in coordination with our existing Monday-through-Friday support team. This work will include carrying out upgrades and migrations for the oneZero application software, processing client service requests, and providing application support to clients over the phone, email, and live chat.

The successful applicant for the Application Support Engineer position will be required to work full-time hours spread across set days during the usual business week and weekend. The typical schedule will be four weekdays and one weekend day per week. This is subject to an initial 8-week training period from the commencement date, during which all work will be performed Monday to Friday.

• Monitor production systems and analyze alerts to determine severity, business impact, and appropriate response strategy using technical expertise and operational experience.
• Investigate system anomalies by correlating logs, metrics, and traces to identify root causes and determine remediation approaches.
• Determine and execute appropriate corrective actions based on assessment of technical risk, business impact, and available remediation options (e.g., service restarts, failovers, configuration adjustments, rollbacks).
• Exercise independent judgment to balance response speed against technical risk when selecting among multiple remediation options in consultation with industry best practices.
• Evaluate incident severity and business impact to determine when immediate action is warranted versus when to coordinate with engineering teams for complex or systemic issues.
• Evaluate and enhance runbooks, operational procedures, and monitoring strategies based on operational experience and evolving system requirements.
• Plan and coordinate deployments by assessing risk, determining validation strategies, monitoring key performance indicators, and making go/no-go decisions during rollout phases.
• Plan and execute client implementations by evaluating…