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Senior Software Engineer, JavaFIX

Harris Allied


Job Location:

New York City, NY - USA

Monthly Salary: Not provided by the employer
Posted: 24 October 2026 (7 hours ago)
Application Deadline: 21 January 2027
Vacancies: 1 Vacancy

Job Summary

Senior Software Engineer/Java FIX

Industry leading fintech with unparalleled expertise delivering highly liquid scalable trading solutions for the global derivatives market has an immediate need for a Senior Software Engineer to join their growing team in a full-time role. This is an opportunity to design and implement a global real-time interactive trading system for the interdealer this hands on lead role you will develop the connectivity layer of the application leveraging Java and FIX using QuickFix/J on a low code platform. You will be responsible for the development of new software products and enhancements to existing products for the global market.

Responsibilities

  • Design and develop the connectivity engine in FIX
  • Triage critical production issues and provide rapid response during trading system incidents as part of the level 3 response team
  • Writing clean high-quality high-performance maintainable code
  • Develop and support software including applications database integration interfaces and new functionality enhancements.
  • Collaborate with cross-functional teams to ensure project meets business objectives and compliance standards.
  • Support test and deployment of new products and features.
  • Participating in code reviews

Qualifications

  • 5 years developing production software in Java.
  • 3 years developing electronic trading technology software.
  • Experience with low latency trading market structure FIX protocol and related data.
  • Design and develop efficient defect-free code under tight time constraints.
  • Exceptional analysis and triage of real-time production systems
  • Clear concise and accurate written communication skills
  • Strong work ethic and an entrepreneurial spirit; thrive in a high-pressure environment.
  • Willingness to learn and desire to implement AI solutions that increase developer productivity.
  • Expertise with Object Oriented Design Database Design and XML Schema
  • Experience with Agile or Scrum software development methodologies
  • Ability to multi-task organize and prioritize work.

Required Experience:

Senior IC


About Company

You have the goods. You're on a growth path and are ready to make an impact in the right setting. We can help. Harris Allied builds great teams and careers.

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