Senior C++ Software Engineer - Connectivity

4+ years post-graduation professional C++ software development experience (trading industry preferred)

Ability to write clean, reliable, and highly scalable code

Good knowledge of algorithms and data structures

Experience in parallel, asynchronous, and multithreaded programming

Interest in achieving maximum performance from available hardware and software

At Flow Traders, we create the conditions for hard‑working, high‑performing people to do their best work. From a thorough onboarding and ongoing access to Flow Academy, to latest technology and a collaborative, non‑hierarchical culture, we give you the tools, ownership, and support to move fast and drive outcomes. We keep a close‑knit, small‑company feel while offering competitive salary, annual discretionary profit share, and comprehensive benefits, so talent can grow here, and stay here.

See our benefits below:

Flow Academy and opportunities to attend domain-related conferences

Daily catered lunch, great coffee, and a fully stocked kitchen and snack bar

In-house Bar and Lounge with arcade, table tennis, billiards, and game consoles

Company boat

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 (variety of proprietary binary protocols) over TCP / UDP.

The quality of software is ensured thanks to a set of testing suites, which you are expected to use, maintain and extend.