Senior Java Full-Stack Engineer - Low-Latency Trading (Remote)

Eliassen Group; Dover (DE); Remote; USD 96,000 - 110,000; Full time

Job summary

Eliassen Group is seeking a Sr. Java Full Stack Engineer to lead design and development of next-generation electronic trading systems. You will architect distributed, event-driven platforms for low latency and high throughput, mentor engineers, and drive performance and resilience in a W2 contract role.

You will collaborate across teams, support production environments, and participate in an on-call rotation, with compensation in the $70–$80 per hour range on a W2 basis.

Qualifications

• 10+ years of hands-on software design and development experience.
• Expertise in Java, Python, and Linux.
• Deep experience with low latency messaging systems such as 29West or Kafka.
• Proficiency in 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, especially order management.
• Solid understanding of the FIX protocol and FIX engines.
• Experience with AI developer assist tools such as GitHub Copilot.
• Experience with CI/CD tools such as GitHub, Maven, Jenkins, Artifactory, and uDeploy.
• Hands-on experience deploying applications to AWS or other cloud platforms.
• Strong analytical, communication, and organizational skills.
• Ability to manage multiple tasks and thrive in a collaborative team environment.
• Willingness to support production systems and participate in on-call rotations, including occasional weekend support.

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 trading workflows.
• Lead performance tuning and optimization efforts across the platform.
• Mentor junior engineers and promote engineering best practices.
• Support production and non-production environments, including participation in a weekly on-call rotation.

Skills

Java

Python

Linux

Low latency design

Capital Markets knowledge

FIX protocol

AI tools (Copilot)

CI/CD

Education

Bachelor’s degree

Tools

Kafka

29West

KDB+

GitHub Copilot

GitHub

Maven

Jenkins

Artifactory

uDeploy

AWS

Job description

Eliassen Group is seeking a Sr. Java Full Stack Engineer to lead design and development of next-generation electronic trading systems. You will architect distributed, event-driven platforms for low latency and high throughput, mentor engineers, and drive performance and resilience in a W2 contract role.

You will collaborate across teams, support production environments, and participate in an on-call rotation, with compensation in the $70–$80 per hour range on a W2 basis.