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C++ Software Engineer

LSEG

Saint Louis, MO · Senior Associate

Listed on LSEG’s own careers site. You apply with them directly — we never stand between you and the employer.

What this role is

This role builds market data infrastructure and financial systems at a major exchange, working with C++ to develop high-performance trading and market logic code. It suits engineers with 2+ years of C++ experience who want to work on low-latency financial systems alongside collaborative teams.

Our summary, not LSEG’s wording. The full posting is on their site.

Skills this role names

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What they ask for

Required

  • 2 years of C++ experience
  • Strong object-oriented programming knowledge
  • Full software development lifecycle experience
  • Automated regression testing and unit testing
  • Code review participation
  • Bug-free code delivery
  • Collaboration with QA and Operations
  • Written and oral communication skills
  • Analytical problem-solving
  • Test-driven development
  • Ability to adapt to new technologies

Nice to have

  • Linux development experience
  • Agile methodology exposure
  • Automated testing experience
  • Python, Unix, or Powershell scripting
  • JavaScript or Node.js knowledge
  • Real-time programming experience
  • Multi-threaded application debugging
  • Design pattern knowledge
  • Passion for learning and development
  • Understanding of financial markets and market data
  • Low-latency financial systems experience

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