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Market Connectivity Developer – External Onboarding

Equity IT
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senior full-time $100,000 to $175,000 New York, New York

First indexed 8 Oct 2026

Description

We are seeking a Market Connectivity Developer to join our Information Technology team at Equity IT. As a Market Connectivity Developer, you will lead the onboarding of external trading teams, integrating third-party trading systems into the Millennium ecosystem.

Responsibilities:

  • Lead the onboarding of external trading teams, integrating third-party trading systems into the Millennium ecosystem.
  • Develop and maintain front-office market connectivity and trading solutions.
  • Partner with brokers, exchanges, ECNs, and third-party platform providers to support reliable integration and connectivity.
  • Troubleshoot and resolve complex production issues, providing Level 3 support for trading systems.
  • Collaborate with global stakeholders to deliver seamless connectivity across asset classes and regions.

Requirements:

  • 5+ years of Java development experience, including multithreaded application development.
  • 3+ years of C++ development experience.
  • Strong understanding of object-oriented programming principles.
  • 5+ years of experience within a financial institution.
  • Strong knowledge of FIX protocols, including FIX 4.2 through FIX 5.0.
  • Extensive Linux development experience and working knowledge of TCP/IP, UDP, and multicast networking protocols.
  • Strong understanding of market structure across equities, futures, options, and FX products.
  • Excellent written and verbal communication skills; knowledge of binary trading protocols is a plus.

Benefits:

  • The estimated base salary range for this position is $100,000 to $175,000.
This listing is enriched and indexed by YubHub. To apply, use the employer's original posting: https://mlp.eightfold.ai/careers/job/755958016731