Senior Java OMS Engineer - Hybrid Trading Platform

careers-gtsx; New York (NY); On-site; USD 175,000 - 225,000; Full time

Benefits offered by this job

Daily Meal Allowance

Equinox Corporate Membership Rate

Snacks

Office Game Room

Casual Dress

Job summary

The GTS Wholesale Market Making Team in New York is seeking an experienced Software Engineer specializing in Java to help build, enhance, and scale the order management systems that support our U.S. equities market-making business.

This is a hands-on role focusing on reliability, performance, and scalable design in production trading environments. You will own end-to-end OMS initiatives, collaborate with traders and operations, participate in code reviews, and shape the platform's architecture

Qualifications

• 5+ years of professional software development experience, ideally including significant experience building and supporting production trading systems.
• Strong command of modern Java, including multithreading, concurrency, memory management, performance analysis, testing, and the design of reliable, high-throughput systems.
• Demonstrated experience developing order management or execution management systems for U.S. equities, with a strong understanding of order state, routing, executions, cancels/replaces, market events, controls, and downstream processing.
• Experience within a sophisticated sell-side trading technology organization, electronic market maker, or comparable environment, ideally supporting U.S. equities, retail or wholesale market making, or institutional electronic execution.
• Bachelor's or advanced degree in Computer Science, Engineering, Mathematics, or a related quantitative discipline, or equivalent evidence of exceptional technical achievement.

Responsibilities

• Own end-to-end OMS initiatives from design to production delivery.
• Understand the business, not just the code. Develop a deep understanding of the Wholesale Market Making business, including client and market workflows and the operational and regulatory requirements that shape system behavior.
• Partner directly with stakeholders. Work closely with traders, desk leadership, operations, product, risk, compliance, infrastructure, and other technology teams to define requirements, challenge assumptions, prioritize work, and deliver practical solutions.
• Raise engineering standards. Participate actively in code reviews, provide clear and constructive feedback, improve design consistency, and promote software that is testable, maintainable, observable, resilient, and performant.

Skills

Java

OMS/EMS

Order lifecycle

Production ownership

System design

Communication

Education

Bachelor's degree in CS/Engineering

Job description

The GTS Wholesale Market Making Team in New York is seeking an experienced Software Engineer specializing in Java to help build, enhance, and scale the order management systems that support our U.S. equities market-making business.

This is a hands-on role focusing on reliability, performance, and scalable design in production trading environments. You will own end-to-end OMS initiatives, collaborate with traders and operations, participate in code reviews, and shape the platform's architecture