Senior Low-Latency Java Engineer — Trading Systems Leader

Socket.dev; Jefferson Park (NY); On-site; USD 170,000 - 230,000; Full time

Benefits offered by this job

Incentive award

Job summary

Barclays in New York/Whippany is seeking a Senior Low-Latency Java Engineer – VP to design and implement high-performance trading systems. You will work closely with quants, product teams, and other engineers to shape order routing and execution in global markets.

The role centers on Core Java in high-throughput environments, low-latency messaging, JVM tuning, and robust risk controls. You’ll contribute to front-office tech, participate in multi-year projects, and mentor junior staff.

Qualifications

• Proficient in Core Java for high-throughput, low-latency environments.
• Experience designing high-performance messaging systems.
• Knowledge of UDP/network IPC.
• Experience with JVM tuning (ZGC/ Azul Zing).
• Analytical problem-solving in complex systems.

Responsibilities

• Develop and deliver high-quality software solutions.
• Collaborate with product managers and engineers to define requirements.
• Participate in code reviews and promote code quality.
• Stay informed of technology trends and contribute to communities.
• Adhere to secure coding practices and mitigate vulnerabilities.
• Implement effective unit testing to ensure reliability.

Skills

Core Java

Low-latency systems

High-throughput design

JVM tuning

Network IPC

Tools

Exegy

Refinitiv

Job description

Barclays in New York/Whippany is seeking a Senior Low-Latency Java Engineer – VP to design and implement high-performance trading systems. You will work closely with quants, product teams, and other engineers to shape order routing and execution in global markets.

The role centers on Core Java in high-throughput environments, low-latency messaging, JVM tuning, and robust risk controls. You’ll contribute to front-office tech, participate in multi-year projects, and mentor junior staff.