Sr. Java Full Stack Engineers (KDB+)

Job Description

Position: Sr. Java Full Stack Engineer

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Location: Remote (USA) Office location Jersey City, NJ

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Must-Have Skills:

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• Java & Spring Boot Development

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• KDB+ / q Language Experience

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• FIX Protocol / FIX Engine

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• AWS Cloud

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• Capital Markets / Trading / Brokerage Domain Experience

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Highly Preferred (Top Priority):

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• Low-Latency Trading Systems

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• Kafka or 29West Messaging

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• Python & Linux

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• Event-Driven Distributed Systems

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We are seeking a highly experienced software engineer to lead the design and development of next-generation trading systems. This is a hands-on technical leadership role focused on building scalable, resilient, and high-performance trading infrastructure. You’ll collaborate across teams, mentor engineers, and drive innovation in a mission-critical environment.

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

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

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

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• Lead performance tuning and optimization efforts across the platform.

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• Mentor junior engineers and promote engineering best practices.

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

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Qualifications Required:

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• Bachelor’s degree in computer science, Engineering, Information Technology, or equivalent.

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

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• Expertise in Java, Python, and Linux.

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• Deep experience with low latency messaging systems (e.g., 29West, Kafka).

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

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

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

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

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• Solid understanding of the FIX protocol and FIX engines.

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• Worked with AI developer assist tools (e.g. GitHub Copilot).

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

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

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