Senior Low-Latency Java Engineer - Front-Office Trading

Barclays; Hanover Township (NJ); On-site; USD 170,000 - 230,000; Full time

Benefits offered by this job

Medical, dental and vision coverage

401(k) plan

Life insurance

Paid leave for qualifying events

Incentive award

Job summary

Barclays seeks a Senior Low-Latency Java Engineer – VP to build and enhance high-performance trading systems that power electronic execution at scale. You will work with quants, product teams and other engineers across New York/Whippany to shape routing, execution and analytics for trading algorithms.

The role emphasizes core Java, low-latency messaging, UDP networking, and advanced JVM tuning, with a focus on performance and resiliency in a front-office environment.

Qualifications

• Proven experience in core Java development for high-throughput, low-latency systems.
• Design and implement high-performance messaging systems with efficient protocols.
• Experience with UDP-based networking and low-latency inter-process communication.
• Advanced JVM tuning and garbage-collection strategies (ZGC/Azul Zing).
• Strong analytical and problem-solving skills for performance-critical systems.

Responsibilities

• Develop and enhance front-office software in a high-velocity trading environment.
• Collaborate with quants, product teams and other engineers to define requirements and deliver scalable solutions.
• Contribute to design reviews and promote code quality and performance improvements.
• Implement secure coding practices and effective unit tests to ensure reliability.

Skills

Core Java

Low-latency

High-throughput

Messaging systems

UDP

JVM tuning

GC tuning

ZGC

Azul Zing

Analytical thinking

Job description

Barclays seeks a Senior Low-Latency Java Engineer – VP to build and enhance high-performance trading systems that power electronic execution at scale. You will work with quants, product teams and other engineers across New York/Whippany to shape routing, execution and analytics for trading algorithms.

The role emphasizes core Java, low-latency messaging, UDP networking, and advanced JVM tuning, with a focus on performance and resiliency in a front-office environment.