Fluent Trade Technologies

Senior C++ (Linux) Developer

Ukraine, remote

What you will do:

· Leading a module/subject

· Giving a hand with emergencies in other modules (i.e. you will be familiar with the entire system)

· Going full cycle, from spec through design and coding to unit tests

What you will need:

· -5-6 years+ of development experience, mainly C/C++

· Extensive Knowledge in Linux environment.

· Strong Multi threading background

· Intermediate English+

· Experience with large-scale systems (not small applications)

Advantage:

· Experienced in High performance or High load software systems, code optimization and latency measurement.  

· Experience in the financial industry and algorithms

· Exposure to a wide range of systems, software and libraries.

· Scripting experience (Bash, Python)

Fluent Trade Technologies is a global fintech software firm at the forefront of providing state-of-the-art technology to the world's largest global banks and hedge funds. Specializing in ultra low-latency strategy and market data solutions, Fluent is committed to delivering cutting-edge innovations to the Financial Industry. With a prominent Israeli R&D center in Jerusalem and development centers in Ukraine's Kharkiv and Dnipro, Fluent is a dynamic and collaborative environment. 

Learn more about us at www.fluenttech.net.

Software Team Lead

Responsibilities:

• Be a leading developer in your team (%50 hands-on).
• Lead a development team of 2-5 strong developers, in a company creating high-end automatic financial trading systems.
• Be responsible for a project, including direct connection with the customer.
• Challenging and fascinating work environment.

Desired Skills & Experience

• 4 years or more of development experience, mainly C/C++
• Extensive Knowledge in Linux environment 
• Strong Multi threading background
• Experience in software quality tools and procedures: unit testing, testability design, code review etc.
• Experienced in High performance software systems, code optimization and latency measurement.
• Basic Leadership and managerial skills:
  • Experience in Effort estimation, architecture and software design
  • Managed a small group of developers
• Customer oriented skills:
  • Excellent English
  • Experience in some customer-related skill: requirements collection, support etc.
  • Experience in project management: task management, planning, pusher personality.

Advantage

• Experience in the financial industry and algorithms
• Exposure to a wide range of systems, software and libraries.
• Scripting experience (bash,python)
• Experience with customer in the US / EU

Fluent Trade Technologies

About Us
Fluent Trade Technologies is a global fintech software company at the forefront of providing state-of-the-art technology to the world’s largest banks and hedge funds. Specializing in ultra-low-latency trading and market data solutions, Fluent is committed to delivering cutting-edge innovations to the financial industry.

With a prominent R&D center in Jerusalem and development hubs in Kharkiv and Dnipro, Fluent offers a dynamic, high-performance, and collaborative environment.

Learn more at www.fluenttech.net.

Position Overview

We are looking for an experienced Server-Side QA Engineer to join our growing testing team.
This role involves deep testing of complex financial systems, including both backend processes and related client applications.
You will work closely with developers and analysts to validate data flows, configurations, and processing logic in a fast-paced trading environment.

Responsibilities

• Perform in-depth analysis of system behavior to identify missing or unclear requirements
• Review technical and functional specifications to define comprehensive test scenarios
• Conduct full coverage testing of configuration files to detect problematic parameters and combinations
• Analyze large-scale log files to validate transaction flows and processing accuracy
• Develop and maintain a strong understanding of the product to become the team’s domain expert
• Participate in rapid testing cycles to ensure timely delivery of high-quality releases
•  

Required Skills & Experience

• 3+ years of experience in server-side QA for complex systems
• Financial industry experience: Forex, equities, trading, or algorithmic trading
• Strong knowledge of Linux/Unix environments
• Experience working with regular expressions, GIT or SVN, and scripting languages (Bash or Python preferred)

• Proven ability to detect and analyze complex bugs, including root cause identification

   

Nice to Have

• Experience in automation testing for applications on Unix and Windows
• Hands-on experience with Python, Bash, Perl, PHP, or similar scripting languages
• Familiarity with Jira, C++, Jenkins
• B.Sc. in Computer Science, Software Engineering, or related field

Fluent Trade Technologies is a global fintech software firm at the forefront of providing state-of-the-art technology to the world's largest global banks and hedge funds. Specializing in ultra low-latency strategy and market data solutions, Fluent is committed to delivering cutting-edge innovations to the Financial Industry. With a prominent Israeli R&D center in Jerusalem and global development centers in Europe and Asia. Fluent is a dynamic and collaborative environment. 

Learn more about us at www.fluenttech.net.

Responsibilities:  

* handle all IT work [which includes FW, security, users VPN both from home and from office ] 

* work with all teams in the global company but also for any other requests to facilitate connectivity, access, permissions to various applications.

* work with the IT director on IT projects which includes new suggestions, overall design, reports are done via JIRA & emails.

* work hand in hand with devops/support people to solve all kinds of issues.

Skills & Experience:

• Experience of at least 5 years as IT staff
• Experience in 3rd party handling (suppliers, vendors, carriers, etc).
• fluent English
• Worked directly with US or EU customers.
• Sys Admin proficiency in main Linux OS flavors: Redhat / Centos 6,7,8, Ubuntu.
• Microsoft Windows Proficiency: Administration level, know and understand the latest Windows
• OS Releases, Windows 7/8/10, and Windows Servers 2008/2012: Remote desktop, Etc.
• Scripting: at least one of the following: BASH, Python, Perl
• Networking know-how: Fortigate firewall setup. Understanding the basics, Static routing, DHCP,
• basic WiFi knowledge.
• IT automation using the latest technologies for example Ansible.
• Solutions-oriented, fast-paced, job tracker, team player.

Advantage:

• Experience with working with development groups as an IT team leader
• Infrastructure maintenance: LAMP, monitoring tools,
• Bug management systems, e.g. Jira, Bugzilla, ...
• Server configuration tools, e.g. OMSA, PSP, …
• Monitoring skills: Nagios, Centreon, Zabbix, server configuration management: puppet/chef/salt.
• Configuration Management: Ability to understand and support software developers:
• Makefile, Scons, RPM building, compilation, and linkage, Phabricator.
• RHCE Certificate
• Networking: Ability to troubleshoot using advanced techniques. Understanding Wifi.
• Understanding fiber connectivity (Single-mode and Multimode), L3 routing protocol such as BGP, UDP unicast and multicast traffic
• Familiarity with firewall setup and configuration. Fortigate Appliances is a plus. VPN for clients.
• Familiarity with low latency switches such as Cisco Nexus Routers, Dell Force10, Arista
• Switches, Solarflare NIC cards is a plus.
• Worked with servers remotely or on-site.
• VOIP knowhow (SIP signaling, RTP stream (also in firewall), debug and phone troubleshooting of SIP Trunks and end products.
• Virtual machines: working & installing Cloud machines, QEMU, Docker, public Cloud suppliers: AWS,GCP. Cloud networking, etc.

Fluent Trade Technologies is a global fintech software firm at the forefront of providing state-of-the-art technology to the world's largest global banks and hedge funds. Specializing in ultra low-latency strategy and market data solutions, Fluent is committed to delivering cutting-edge innovations to the Financial Industry. With a prominent Israeli R&D center in Jerusalem and global development centers in Europe and Asia. Fluent is a dynamic and collaborative environment. 

Learn more about us at www.fluenttech.net.

Position Overview:

Join a team of proficient DevOps engineers within a company specializing in developing advanced automated financial trading systems. Responsibilities include integrating our software onto customers' servers and Fluent servers, and becoming a technical expert on all Fluent Trade Technologies.

Job Duties:

• Deploy new versions to Production, Staging, and QA environments.
• Manage version and configuration mappings across environments.
• Lead the configuration process, thoroughly understanding the implications of each configuration option for complex software packages.
• Assist in automating the deployment process.

Requirements:

• Ability to work within business hours EST time zone.
• Minimum 3 years of experience in DevOps.
• Proficiency in Linux environment (Preferably RedHat 8).
• Proficiency in SVN and GIT (Preferably GitLab).
• Experience with MariaDB/MySQL at the level of a DBA, with knowledge of stored procedures preferred.
• Docker experience.
• Ability to learn and improve the configuration process for complex software products.
• Experience with Ansible (preferred) or other automation software.
• Excellent English communication skills; strong organizational skills required.
• Proficiency in scripting languages (Preferably Python, or other scripting languages).
• Proven experience in configuration of large and complex software systems.
• Proven experience in writing technical documentation in English.

Advantages:

• Experience in the financial industry and algorithms (preferred).
• Experience writing release notes for deliveries.
• Experience with RPMs, including building them.
• Experience with Jenkins, Ansible, Solace, Solarflare, and BigData technologies.
• Experience optimizing C++ applications running on Linux servers.

Fluent Trade Technologies is a global fintech software firm at the forefront of providing state-of-the-art technology to the world’s largest global banks and hedge funds. Specializing in ultra-low-latency strategy and market data solutions, Fluent is committed to delivering cutting-edge innovations to the financial industry.

With a strong R&D center in Jerusalem and development centers in Ukraine, Fluent offers a highly technical, collaborative, and fast-paced environment.

Learn more about us at www.fluenttech.net

🔹 Role Overview

We are looking for an experienced Senior Automation QA Engineer to join our growing QA team.

This role is automation-first, with a strong server-side and backend focus, combined with browser-based UI automation.
You will work on testing a complex, configuration-driven financial system, ensuring correctness, stability, and scalability.

The work includes:

• automation of backend and UI test scenarios,
• server-side validation via logs and system behavior,
• and continuous improvement of test coverage and quality.

🔹 Responsibilities

• Design, develop, and maintain automated tests for backend services and web UI
• Analyze server-side logs and system behavior to validate processing correctness
• Review specifications and requirements to identify edge cases, missing scenarios, and risks
• Ensure full test coverage for configuration-driven logic and complex flows
• Collaborate closely with developers and QA to improve testability and automation coverage
• Gradually replace manual tests with automation, while supporting manual execution where needed
• Participate in rapid release cycles, ensuring high quality and stability

🔹 Must-Have Requirements

• 3+ years of experience in QA, with a strong focus on automation
• Proven experience with automation frameworks (Playwright, Python-based frameworks, Robot Framework, or similar)
• Strong Linux / Unix command-line skills
• Experience with server-side testing, including logs, configurations, and backend flows
• Solid understanding of CI/CD pipelines (e.g. Jenkins)
• Experience with version control systems (Git / SVN)
• Strong analytical skills and ability to perform root-cause analysis

🔹 Nice to Have

• Experience with Playwright for UI automation
• Backend automation experience using Python
• Experience testing distributed systems or microservices
• FinTech, trading, banking, or other complex domain exposure
• Experience with Jira, Jenkins, or similar tools
• Scripting experience (Python, Bash, or equivalent)
• Familiarity with AI-assisted / embedded automation approaches