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November 4, 2026
Senior C++ Developer (Financial Technology)
Senior • On-site
Wrocław, DL, Poland
Quick Facts
Work mode: Hybrid (3 days/week onsite, 2 days remote)
Description
Join a financial technology team as a Senior C++ Developer to build and maintain high-performance C++ applications for trading platforms, order management systems, and order lifecycle processing.
You will develop scalable, highly available distributed applications and work on multi-threaded, socket-based networking components.
You’ll also provide Level 3 production support and participate in code reviews and continuous improvement.
Responsibilities
Design, develop, and maintain high-performance C++ applications in a financial technology environment
Develop trading platform and OMS components for order lifecycle processing
Enhance scalable, highly available, distributed applications
Build multi-threaded systems using socket programming and complex data structures
Collaborate with business analysts, architects, QA, and other stakeholders
Troubleshoot complex production issues and provide Level 3 application support
Participate in technical discussions, code reviews, and continuous improvement
Ensure performance, reliability, scalability, and availability requirements are met
Requirements
5–7 years of hands-on C++ development experience
Strong knowledge of multi-threading/concurrency
Strong knowledge of data structures and algorithms
Proficiency with STL, templates, and type casting
Strong understanding of pointers and memory management
Socket programming and network communication experience
Strong programming experience in Linux/Unix environments
Experience in financial services or capital markets (essential)
Understanding of financial trading systems, preferably equity trading
Familiarity with OMS, order processing, and order lifecycle/state handling
Experience developing and supporting transaction-oriented applications
Ability to investigate and resolve complex technical issues in production
Strong communication and problem-solving skills for IT and business stakeholders
Benefits
Hybrid work model (3 days/week onsite, 2 days remote)
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