Senior Software Developer (C++)

FlexTrade
Great Neck, NY

About Us

FlexTrade Systems is a provider of customized multi-asset execution and order management trading solutions for buy- and sell-side financial institutions. Through deep client partnerships with some of the world's largest, most complex and demanding capital markets firms, we develop the flexible tools, technology and innovation that deliver our clients a competitive edge. Our globally distributed engineering teams focus on adaptable technology and open architecture to develop highly sophisticated trading solutions that can automate and scale with your business strategies.

At FlexTrade, we hold our values close to heart, with pride and gratitude, as they guide us in everything that we do. We are dedicated to giving our clients a competitive edge, taking ownership of our responsibilities, being flexible to adapt to ever changing environment and technology, bringing integrity to ever interaction and we continue to improve, grow together and collaborate as one team. All of these while having fun truly makes FlexTrade a wonderful place to work .

The Team

We are looking for a mid-level, skilled C++ developer to join our team. The ideal candidate will have experience working with low-latency products and trading exchanges. The successful candidate will be passionate about finance and technology. You approach problems not only from a technical point of view, but also from the business aspect. As a C++ developer, you will be responsible for designing, building, and maintaining low latency, high-performance integrations with market data providers and maintaining existing ones. You will also be responsible for delivering continuous optimization for latency, scale, and resiliency improvements. We use agile scrum methodology to plan and manage our projects. We believe a great developer will pick up skills as needed.

About You

You will be part of a small close-knit team of engineers that work in an Agile and collaborative fashion to build performant software that sits at the core of FlexTrade's business. Working in close collaboration with client-facing teams, you will design and develop solutions for market data problems raised and assist teams in moving changes to production.

Typical responsibilities in the group:

  • C++ Development: integrate with Exchange/3rd Party feed handler APIs.

  • C++ Development: implement new features or performance enhancements in FlexTrade’s Market Data APIs.

  • Deploy, Support and Manage central data feeds: manage FlexTrade’s central feeds.

  • Exchange Reporting & Audits

  • Take ownership of specific modules within the system and work on bug fixes and enhancements.

  • Bachelors or Master’s Degree in Computer Science (or related field).

  • Minimum 5 years of professional software development experience using C++ .

  • Proficient in C++ (Concurrent programming techniques: Shared memory, Atomics and lock-free data structures)

  • Strong understanding of data structures, algorithms, and software design principles.

  • Excellent problem-solving and analytical skills.

  • Working knowledge of Linux C++ development environment: vim, gdb, make, valgrind etc.

  • Experience working in Linux Environments with good command of shell, python, awk, sed

  • Motivation to understand/develop an understanding of various financial data elements and how they are used for trading

  • Ability to work collaboratively with a team and demonstrate passion for developing high-quality software.

  • Proven experience in hands-on development and deployment of significant components into production environments.

  • Strong analytical and debugging skills to support active production systems.

  • Excellent written and verbal communication skills, enabling effective internal and external client communication.

  • Ability to manage multiple initiatives concurrently.

  • Proficiency in collaborating with distributed users and development teams across different time zones.

Does this sound like you? We would love to hear from you. Please use the link on this page to apply, and we will get back to you as soon as we are able. For more information visit or follow us on twitter and LinkedIn for the latest updates.

** FlexTrade Systems, Inc. does not accept unsolicited resumes from search firm recruiters. Fees will not be paid in the event a candidate submitted by a recruiter without an authorized agreement for a particular SOW (Statement of Work) in place is hired: such resumes are deemed the sole property of FlexTrade Systems, Inc.**

**FlexTrade Systems, Inc. is an equal opportunity employer and makes employment decisions without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, protected veteran status, disability status, or any other status protected by law.**

Posted 2026-02-23

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