Senior Software Engineer, Trading Systems

Hybrid Every other week onsite/5 days in Jersey City, NJ

Our client seeks a senior software engineer to lead design and development of next-generation electronic trading systems. The role focuses on low-latency, high-throughput, distributed platforms with event-driven architectures. You will collaborate across teams, mentor engineers, and drive performance, scalability, and resilience improvements in a mission-critical environment.

Due to client requirements, applicants must be willing and able to work on a w2 basis. For our w2 consultants, we offer a great benefits package that includes Medical, Dental, and Vision benefits, 401k with company matching, and life insurance.

Rate: $75.00 to $85.00/hr. w2

Responsibilities

• Architect and develop distributed, event-driven trading systems optimized for low latency and high throughput.

• Design and implement asynchronous processing frameworks and resilient messaging services.

• Collaborate with internal and external teams to deliver robust, end-to-end electronic trading workflows.

• Lead platform-wide performance tuning and optimization initiatives.

• Mentor engineers and promote engineering best practices.

• Support production and non-production environments, including participation in a weekly on-call rotation.

Experience Requirements

• 10+ years of hands-on software design and development experience.

• Expertise in Java, C/C++, Python, and Linux.

• Deep experience with low-latency messaging systems such as 29West or Kafka.

• Proficiency with KDB+ or other time-series databases.

• Background in building scalable, distributed, asynchronous, and event-driven applications.

• Advanced knowledge of low-latency design patterns and performance optimization techniques.

• Experience with Capital Markets or Brokerage systems, including order management.

• Understanding of the FIX protocol and FIX engines.

• Familiarity with AI developer assist tools such as GitHub Copilot.

• Experience with CI/CD tools including GitHub, Maven, Jenkins, Artifactory, and uDeploy.

• Hands-on experience deploying applications to AWS or other cloud platforms.

• Ability to analyze end-to-end systems to identify performance, scalability, and resilience bottlenecks.

• Strong analytical, communication, and organizational skills.

• Ability to manage multiple tasks and work in a collaborative team environment.

• Self-driven innovation and comfort working with leadership.

• Willingness to support production systems and participate in on-call rotations, including occasional weekend support.

Education Requirements

• Bachelor’s degree in Computer Science, Engineering, Information Technology, or equivalent.