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LSEG (London Stock Exchange Group) Logo

Lead Software Engineer

LSEG (London Stock Exchange Group)

$110,600 - $184,400
Aug 26, 2025
New York, NY, US
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The real time market data developer role builds real-time applications processing the world’s most critical financial data. Our high performance software must deliver from exchanges spread across the globe to our clients in just a few milliseconds while normalizing the data into a common format.

Requirements

  • 5+ years of object oriented development in C++
  • Ability to thoroughly test and debug code using test driven development
  • Ability to suggest/research new technologies and quickly adapt to change
  • Object oriented design
  • Experience developing on Linux
  • Experience with automated testing
  • Experience with debugging multi-threaded applications

Responsibilities

  • Implement performance and tuning modules for high efficiency and reliability
  • Identify bottlenecks and bugs in codes and devise solutions to these problems
  • Maintain code quality, code design and re-factor to gain the best performance
  • Ensure code quality with peer code reviews and providing constructive feedback
  • Develop automated tests
  • Oversee work efforts with the QA and Operations teams for application change controls and identify system performance issues
  • Analyze key performance indicators, liaise with Operations, cross function application teams to identify bottleneck and make improvements

Other

  • 8+ years of full life-cycle software development experience
  • Superb communication skills (written and oral)
  • Ability to collaborate in a team focused environment
  • Excellent analytical skills and a passion for solving problems.
  • Ability to work with both Technical Architects and Product Owners in order to build to specification