Feb 09, 2023

Software Engineer, C++

  • Flow Traders
  • Cluj-Napoca, Romania
Software Engineering

Job Description

Flow Traders is looking for experienced C++ Software Engineers to join our growing Development team in Cluj office. The ideal candidate is curious, methodical and a multi-tasker. This is a unique opportunity to join a leading proprietary trading firm with an entrepreneurial and innovative culture at the heart of its business. We value quick-witted, creative minds and challenge them to make full use of their capacities. If you aim high, the sky is the limit!

At Flow Traders you will work on developing low-latency systems that are used to trade different asset classes (including equities, derivatives, cryptocurrencies) at many venues around the world. We are looking for motivated software engineers that can take ownership of the full software development life cycle. You will work closely with product owners and traders to gather, discuss and clarify requirements; collaborate with quality assurance engineers to define acceptance criteria and take responsibility for testing and ensuring quality of your implementations; and deploy production and work together with operations engineers and traders to perform post-deployment support and validation.


Some of the Technologies we use in the development process

Languages, Frameworks, and Systems

We do not expect previous experience with all the items listed below.

  • C++ (Standard in use: C++17. Migrating to C++20 )
  • Compilers: gcc 10 / clang 13
  • Python
  • Build system: CMake
  • Version control: Git
  • Testing frameworks: Google Test, Pytest, and Nosetest
  • Version control/code review system: Bitbucket
  • Operating system: Debian Linux
  • Continuous integration system: Bamboo
  • Deployment automation: Ansible


What you will do

Main Technical Activities include:

Exchange Connectivity: Your primarily responsibility will be writing software that communicates with exchanges through their APIs, receiving market data and sending orders over the network in different protocols, such as TCP, UDP, Websocket. The quality of software is ensured thanks to a set of testing suites, which you are expected to use, maintain and extend.

Trading Strategies: Your main responsibility will be to implement trading algorithms based on requirements provided by traders. You will acquire and develop the necessary trading knowledge to successfully translate the requirements into actual software implementation.

Platform and Libraries: Your will work mainly on developing core frameworks and libraries that are used by other teams. You are expected to write fast, reliable and extensible software. You will be also responsible for maintenance and extension of our testing frameworks.


What you need to succeed

  • Proficient in C++
  • Good knowledge of data structures and algorithms
  • Understanding of full software development life cycle
  • Ability to write clean and simple code
  • Relevant experience with unit and regression testing
  • Knowledgeable about computer architecture and memory subsystem
  • Experience with some Linux distribution
  • Good interpersonal and team playing skills
  • Able to communicate with stakeholders with different backgrounds


Recruitment Process 

  1. Submit your application
  2. Complete our Technical assessment
  3. Motivational Interview 
  4. Technical Interview(s)
  5. Final Cultural Fit Interview


What we offer

We like to think that talent grows at Flow and stays at Flow. To ensure this, we provide our employees with an extensive onboarding program, access to Flow Academy, the best working environment, the latest technology and continuous support. We go out of our way to retain the small business feeling with which we started and stimulate innovation and collaboration through teamwork and our non-hierarchical approach. We offer competitive salary, annual discretionary profit sharing and other fantastic perks and benefits, such as:

  • Flow Academy for continuous learning and opportunities to attend domain-related conferences
  • Home-like office and a relaxation room
  • Group health insurance plan
  • Meal tickets and fruit and sweet/savory snacks provided throughout the day
  • Weekly chair massages
  • Gym subscription
  • Christmas dinner
  • Annual company trip and a variety of events throughout the year
  • Global rotations between our offices worldwide
  • and more!

Flow Traders does not accept unsolicited resumes from any professional staffing or search firms. All resumes, and any other information identifying potential candidates, submitted to any employee at Flow Traders via-email, the Internet or directly without a valid and signed search agreement will be deemed the sole property of Flow Traders, and no placement fee will be paid in the event the candidate is hired by Flow Traders.