Software Engineer Low Latency

Engineering remote

4IRE Group is a Swedish-Ukrainian holding company providing software development outsourcing and world-class tech & business consulting in Blockchain, Fintech, and Green Finance. Leveraging 13+ years of experience on the market, we build ready-to-go Web 3.0 and Fintech solutions to help our clients speed up market entry and outperform their competitors who build products from scratch.

The Latency Critical Trading team seeks a software engineer, ideally with strong Options product knowledge, who is excited to architect, design, and implement low latency C++ systems that are robust, resilient, accurate, stable, and blindingly fast.


  • Degree in computer science or a related field;
  • Preferred working knowledge of Options and Option Pricing Models within a High Frequency Trading Environment;
  • A strong background in data structures, algorithms, and object-oriented programming in C++;
  • Strong template, meta programming, and generic programming knowledge a plus;
  • Comfortable with new features of C++17 and C++20;
  • Strong understanding of low-latency and real-time system design and implementation;
  • Good understanding of Linux system internals and networking;
  • Deep understanding of CPU architecture and the ability to leverage CPU capabilities;
  • Strong financial experience across multiple asset classes, particularly Options knowledge;
  • Strong understanding of multiple trading venue protocols and unique behaviors (for both Market Data, and Order Entry, with a focus on Market Data);
  • Knowledge of any other development language, including Java, Python, or Perl and shell scripts (a plus).


  • Assisting in the development of a tick by tick backtesting research platform and exchange simulation.
  • Collaborating with hardware and software developers across divisions to build ultra-low latency trading systems.
  • Contributing towards the team’s technical direction by driving new initiatives.
  • Developing and optimizing large-scale parallel computation problems that requires large quantities of data shared across resources.
  • Developing systems, interfaces, and tools to historical market data and trading simulations that increase research productivity.
  • Designing and implementing a low latency high-frequency trading platform, which includes collecting quotes and trades from and disseminating orders to exchanges around the world.
  • Optimizing this platform by using network and systems programming, as well as other advanced techniques to minimize latency.
  • Helping build and maintain our automated test and benchmark framework, risk-management, performance- tracking, and other tools.
  • Testing, implementing, and benchmarking different feed handlers (internal and external) on different hardware offerings and settings. (e.g. Solarflare, Mellanox NICs, different switches, different compilers and compiler flags, different OS options, etc.).
  • Working closely with trading teams to gather requirements and develop solutions in a fast-paced environment.
  • Working with development and support teams to adapt to exchange technical upgrades.

We offer

  • Competitive salary depending on the background;
  • The ability to grow professionally and develop your career;
  • Great atmosphere, with the vibe and energy of a high-growth tech company;
  • Experienced colleagues who are ready to share knowledge;
  • Long-term employment;
  • Friendly team (we are a company with a family atmosphere).