Full-time

Senior Java Developer - FIX Protocol / Electronic Trading

Posted by act digital • Lisboa, Distrito de Lisboa, Portugal

📍 Lisboa, Distrito de Lisboa 🕒 March 02, 2026

About the Role

We are looking for a FIX Gateway Developer / Engineer to join a team responsible for the development, integration, and operation of FIX-based trading gateways in a high-performance and low-latency environment.

This role focuses on FIX protocol integration, backend development, and operational support, working closely with trading, infrastructure, and integration teams.

Key Responsibilities

  • Develop, configure, and maintain FIX Gateways (FIX 4.x)
  • Implement and support FIX protocol integrations with internal and external systems
  • Analyze and troubleshoot connectivity, messaging, and performance issues
  • Develop and maintain scripts for automation and operational support
  • Ensure gateway stability, availability, and performance
  • Participate in CI/CD pipelines and deployment activities
  • Work closely with infrastructure and middleware teams
  • Contribute to documentation and operational procedure...

Ready to Apply?

Submit your application today and take the next step in your career journey with act digital.

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