Senior C++ Engineer

We are looking for a Senior C++ Engineer to join the existing product team.

The team is focused on the core trading engine where actual trading happens - processing incoming messages, matching trades, and implementing various trading protocols such as RFQ, click-to-trade, and list trading.

A key aspect of the role is leveraging modern AI tools (Claude, ChatGPT, and internal solutions) to accelerate onboarding, analyze code, identify bottlenecks, and improve development efficiency.

Locations

• Poland
• Portugal
• Cyprus
• Spain

What you will do

• Develop and enhance core trading systems for Fixed Income and Derivative Securities
• Work effectively in a small, high-performing software development team
• Collaborate with both technical team members and non-technical business stakeholders
• Contribute to the continuous improvement of the trading technology stack

Required

• Bachelor’s degree in Computer Science or related field
• 5+ years of professional C++ development experience (C++14/20) in Windows/Linux environments
• Strong core CS fundamentals: OOP, STL, multithreading, concurrency
• Experience with high-performance systems (low-latency, high-throughput, distributed)
• Solid networking knowledge (TCP/IP, latency, throughput)
• Strong debugging skills and ability to work with large codebases
• Experience using AI tools in development/debugging workflows
• Strong communication skills and ability to collaborate effectively across technical and business teams

Nice to have

• Experience developing financial software or trading systems (e.g., Fixed Income, Derivatives)
• Experience with SQL stored procedures
• Knowledge of relational database design and implementation

Benefits

• Flexible work setup: remote or a hybrid model.
• Health insurance coverage for those based in Poland and Cyprus.
• 50% coverage of health insurance for spouses and children in Poland and Cyprus.
• 24 days of paid vacation.
• 10 days of paid sick leave.
• 50% reimbursement for professional training, education, conferences.
• Work alongside a highly professional team.
• Engaging teambuilding events and activities.
• Relocation Package: assistance for relocation to Poland or Cyprus, if desired.

In case of relocation to Cyprus, we offer

• Flight tickets, accommodation rent for 1st month for our relocated employee and his/her official family.
• Support in visa application and issue process, entry permit and residence permit processing