Senior C++ Developer

🏢 Summary: Remote B2B role for an experienced C++ Software Engineer to develop and enhance distributed, low-latency financial trading systems for Fixed Income and Derivatives. The position focuses on building, debugging, and optimizing high-throughput systems in real-time trading environments. Requires strong expertise in modern C++ and distributed architecture within Windows/Linux platforms. 🗂️ Requirements: Bachelor’s degree in Computer Science or related field, 5+ years of professional C++ development experience, Experience with C++14 and C++20, Proficiency in object-oriented design and STL, Strong knowledge of multithreading and concurrency, Experience with TCP/IP and network programming, Experience building distributed, high-throughput, low-latency systems, Strong debugging skills in large codebases, Experience working in Windows and Linux environments, Ability to use AI tools to support development and debugging 📃 Skills: C++, C++14, C++20, STL, OOP, Multithreading, Concurrency, Synchronization, Parallelism, TCP/IP, Networking, Windows, Linux, DistributedSystems, LowLatency, HighThroughput, Debugging, SQL, AI 🏢 Description: 🚀 Software Engineer (C++) – Financial Trading Systems Key Details: 🌍 Work Model: 100% Remote 🕒 Working Hours: NYC Time Zone (Minimum 6h overlap required) 💰 Contract & Rate: B2B, 50 - 65 USD 💻 About the Role We are seeking a highly motivated Software Engineer (C++) to work on all aspects of our distributed financial trading systems. This role requires strong C++ development and debugging skills, the ability to understand intricate architectures, and breaking down issues in real-time, distributed financial trading environments. 🛠️ Job Responsibilities 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 Qualifications Education: Bachelor’s degree in Computer Science or a related field. Experience: 5+ years of professional C++ development experience (C++14/20) in Windows/Linux environments. Core Technical Skills: Strong proficiency in object-oriented design, STL, multithreading, and concurrency (synchronization, parallelism). Networking: Solid understanding of networking fundamentals (TCP/IP, latency, throughput) and network programming. System Architecture: Proven experience building complex, distributed, high-throughput, low-latency, and resilient systems. Debugging: Strong debugging skills and the ability to quickly understand and work within large, complex codebases. Modern Tools: Demonstrated ability to leverage AI tools to accelerate ramp-up on large codebases, improve system understanding, and enhance debugging and development productivity. Soft Skills: Strong communication skills with the ability to collaborate effectively across technical and business teams. Self-driven, proactive, and capable of independently ramping up in complex environments. 🌟 Preferred Qualifications Domain Knowledge: Experience building financial software or trading systems (Fixed Income, Derivatives). Best Practices: Strong focus on code quality, testing methodologies, and system reliability. Databases: Familiarity with SQL stored procedures and relational database design and implementation. This role is not perfectly suited for you, but you have a friend who would fit? Recommend your friend and get up to 5000 zł! Referral Program: Talent from your network

🏢 Summary: Senior C++ Developer role focused on building and maintaining real-time backend systems for a fixed-income trading platform in the fintech domain. The position involves developing mission-critical trading applications used by major financial institutions, with full remote work and B2B contract terms. The work covers the full development lifecycle of high-performance trading systems on Windows and Linux. 🗂️ Requirements: 5+ years of professional C++ experience, Strong knowledge of OOP, Knowledge of design patterns, Experience with templates, Experience with multithreading, Strong understanding of data structures, Experience with SQL and databases, Proficiency with Git, Ability to work with Windows and Linux environments, Availability with 6h overlap with New York hours 📃 Skills: C++, OOP, DesignPatterns, Templates, Multithreading, DataStructures, SQL, Databases, Git, Windows, Linux, VisualStudio, Python, Perl, Shell, CommunicationProtocols 🏢 Description: Join our client’s team in the fintech industry , building a cutting-edge fixed-income trading platform. The role focuses on Treasury and Mortgage trading product groups – two of the most liquid asset classes worldwide. This is a unique opportunity to work on mission-critical systems used by leading Investment Banks, Asset Managers, and Hedge Funds . 📌 C++ Developer – Real-Time Trading Applications (Windows/Linux) Key Information 📍 Work mode: 100% Remote 🕒 Contract type: B2B 💼 Experience level: Senior ⏰ Availability: Minimum 6h overlap with New York working hours Tech Stack C++ (OOP, Data Structures, Templates, Multithreading) SQL, Databases Version Control (GIT) Nice to have: Python, Perl, Shell Scripting 🔹 Job Responsibilities Develop and maintain backend servers in C++ for real-time trading applications Work across all phases of the project lifecycle Collaborate with business teams to deliver client-focused solutions Cooperate with QA and support teams to resolve issues ✅ Requirements 5+ years of professional C++ development experience Strong knowledge of OOP, design patterns, templates, multithreading, data structures Experience with databases and SQL Proficiency with GIT Strong analytical and problem-solving skills Excellent communication skills and ability to work independently 🌟 Nice to Have Experience with Visual Studio (Windows) Financial background, especially Fixed Income Knowledge of Perl, Python, Shell scripting Understanding of communication protocols 💰 Offer B2B contract 50–65 USD/hour 100% remote work 🔎 Recruitment Process Initial call Technical verification Client interviews

🏢 Summary: Senior C++ Developer role focused on building and maintaining real-time backend systems for a fixed-income trading platform in the fintech domain. The position involves developing mission-critical trading applications for Treasury and Mortgage products used by major financial institutions. Work is fully remote on a B2B contract with overlap with New York hours. 🗂️ Requirements: 5+ years of professional C++ development experience, Strong knowledge of OOP, Strong knowledge of design patterns, Strong knowledge of templates, Strong knowledge of multithreading, Strong knowledge of data structures, Experience with SQL and databases, Proficiency with GIT, Ability to work with real-time backend systems, Minimum 6-hour overlap with New York working hours 📃 Skills: C++, OOP, SQL, Databases, GIT, Multithreading, Templates, DataStructures 🏢 Description: Join our client’s team in the fintech industry , building a cutting-edge fixed-income trading platform. The role focuses on Treasury and Mortgage trading product groups – two of the most liquid asset classes worldwide. This is a unique opportunity to work on mission-critical systems used by leading Investment Banks, Asset Managers, and Hedge Funds . 📌 C++ Developer – Real-Time Trading Applications (Windows/Linux) Key Information 📍 Work mode: 100% Remote 🕒 Contract type: B2B 💼 Experience level: Senior ⏰ Availability: Minimum 6h overlap with New York working hours Tech Stack C++ (OOP, Data Structures, Templates, Multithreading) SQL, Databases Version Control (GIT) Nice to have: Python, Perl, Shell Scripting 🔹 Job Responsibilities Develop and maintain backend servers in C++ for real-time trading applications Work across all phases of the project lifecycle Collaborate with business teams to deliver client-focused solutions Cooperate with QA and support teams to resolve issues ✅ Requirements 5+ years of professional C++ development experience Strong knowledge of OOP, design patterns, templates, multithreading, data structures Experience with databases and SQL Proficiency with GIT Strong analytical and problem-solving skills Excellent communication skills and ability to work independently 🌟 Nice to Have Experience with Visual Studio (Windows) Financial background, especially Fixed Income Knowledge of Perl, Python, Shell scripting Understanding of communication protocols 💰 Offer B2B contract 50–65 USD/hour 100% remote work 🔎 Recruitment Process Initial call Technical verification Client interviews

🏢 Summary: Senior C++ Software Engineer contract focused on modernizing and scaling a business-critical quantitative analytics platform for real-time pricing, trading, and risk management. The role involves cross-platform migration from Windows to Linux, platform engineering, and improving architecture, scalability, and reliability within a large-scale C++ environment. Onsite assignment in Copenhagen until December 2026 with possible extension. 🗂️ Requirements: 10+ years of C++ development experience, Proven multi-platform C++ development experience, Strong experience with CMake, In-depth knowledge of threading, In-depth knowledge of memory management, Experience with Windows and Linux development environments 📃 Skills: C++, CMake, Linux, Windows, Threading, MemoryManagement 🏢 Description: On behalf of a client within the financial services sector, we are looking for a Senior C++ Software Engineer to support the development and modernization of a business-critical quantitative analytics platform used for real-time pricing, trading, and risk management. The assignment focuses on platform engineering, cross-platform development, and improving the scalability and reliability of a complex analytics environment. You will join an experienced engineering team working on the evolution of a large-scale C++ platform as it expands into areas such as electronic trading, automated execution, and data-driven analytics. Main Responsibilities: Migrate the application from Windows to multiple platforms (Linux and Windows) Review and improve platform architecture, scalability, and reliability. Key Requirements: Expert C++ development with 10+ years of experience Proven experience in multi-platform C++ development Strong experience with CMake In depth understanding of threading and memory management Nice to Have: Experience in financial markets or building systems for trading, risk, or analytics Other Details : Location : Onsite in Copenhagen, Denmark Contract Duration : From as soon as possible until December 2026, with a possible extension.

🏢 Summary: B2B remote contract for a Senior C++ Developer to design, build, and enhance high-performance trading and backend platforms. The role focuses on developing scalable, performance-critical systems and improving an existing technology stack in an international environment. Requires daily overlap with the New York time zone. 🗂️ Requirements: 5+ years commercial experience with C++, Strong knowledge of object-oriented programming, Strong knowledge of low-level programming concepts, Experience with multithreading, Understanding of concurrency and synchronization, Experience with sockets and networking, Knowledge of event-driven architectures, Experience with Windows native APIs, Understanding of OS internals, Experience debugging memory leaks, race conditions, deadlocks, stack corruption, Experience with unit testing, Experience participating in code reviews, Experience working with databases 📃 Skills: C++, OOP, LowLevel, Multithreading, Concurrency, Synchronization, Sockets, Networking, EventDriven, Windows, WinAPI, OSInternals, Debugging, Databases, UnitTesting 🏢 Description: We are looking for an experienced Senior C++ Developer to join our client’s engineering team and help build and enhance next-generation trading and backend platforms . This is an opportunity to work on highly scalable, performance-critical systems in an international environment where technology plays a central role in modern financial markets. B2B contract – salary range: $45–65/hour (no paid vacation included) 100% remote job 5–6 hours daily overlap with the New York time zone is required Responsibilities: C++ application development Participate in application design and implementation Enhancement of existing technological platform Identification and resolution of security vulnerabilities Development of back-end services Design and write unit tests Participate in code and design reviews Requirements: 5+ years of commercial experience with C++ Strong knowledge of object-oriented and low-level programming concepts Solid understanding of: multithreading concurrency and synchronization sockets and networking event-driven architectures Windows native APIs and OS internals Experience with debugging complex issues such as memory leaks, race conditions, deadlocks, and stack corruption Good understanding of software engineering best practices, including unit testing and code reviews Experience working with databases Strong analytical and problem-solving skills Ability to work independently and collaboratively within international teams Degree in Computer Science or a related field Nice to Have: Experience in the financial industry, especially Fixed Income Knowledge of Python scripting JavaScript experience Understanding of communication protocols and network programming fundamentals

🏢 Summary: Long-term C++ developer role in a key national social insurance system supporting pension and disability benefit processes. The position involves development and maintenance of mass data processing modules within a monolithic architecture and microservices environment. The project offers stable work in a small Scrum team with focus on C++ technology. 🗂️ Requirements: Minimum 2 years of experience in C++ development, Strong knowledge of ANSI C/C++98, Knowledge of SQL and relational databases, Experience with DB2, Experience working on UNIX or Windows systems, Experience with Git, Experience with Jira 📃 Skills: C++, ANSI, SQL, DB2, UNIX, Windows, Git, Jira, Tuxedo, OpenShift, Java, Spring, SpringBoot, Hibernate, Python, Shell, UML, CICD, Angular, Scrum 🏢 Description: Szukamy Programisty C++ do długofalowego projektu przy jednym z kluczowych systemów informatycznych w Polsce – systemie, wspierającym procesy związane z przyznawaniem emerytur i rent . System jest częścią rozbudowanego środowiska w obszarze ubezpieczeń społecznych, wykorzystywanego codziennie przez tysiące pracowników Zakładu Ubezpieczeń Społecznych. Dołączysz do niewielkiego, zgranego zespołu (2 programistów, Scrum Master, Product Owner/analityczka), który odpowiada za rozwój i utrzymanie modułów przetwarzania danych masowych w systemie. Projekt jest stabilny , długoterminowy i daje realną możliwość rozwoju w technologii C++ . Jeśli masz doświadczenie w programowaniu w C++ lub chcesz ją rozwijać w praktyce, szukasz stabilnego, ale dynamicznego środowiska pracy – zapraszamy! Pracujemy w modelu hybrydowym z biura (Wrocław, Katowice) Proces rekrutacyjny prowadzony jest zdalnie (rozmowa telefoniczna, zadanie, spotkanie spotkanie z Zespołem i decyzja). Czym będziesz się zajmować? Tworzenie i rozwijanie oprogramowania w języku C++ (ANSI C/C++98; docelowo C11/C17) Utrzymanie i rozwój systemu o architekturze monolitycznej (obsługa procesów masowych) oraz komponentów opartych na mikrousługach (Tuxedo, OpenShift) Współpraca z zespołami odpowiedzialnymi za interfejsy użytkownika i inne moduły Tworzenie i aktualizacja dokumentacji technicznej Co będzie Ci potrzebne aby móc wykonywać powierzone Ci zadania? Minimum 2 lata doświadczenia jako programista C++ Znajomość języka C++ (ANSI C/C++98; mile widziane C11/C17) Znajomość SQL i relacyjnych baz danych (preferowana DB2) Doświadczenie w pracy na systemach UNIX / Windows Znajomość narzędzi: Git, Jira Umiejętność pracy zespołowej i analitycznego myślenia Mile widziane: Doświadczenie z Tuxedo, OpenShift lub mikroserwisami Znajomość Javy i technologii takich jak Spring, Spring Boot, Hibernate Znajomość języków skryptowych (Python, Shell) Wiedza z zakresu UML, CI/CD, automatyzacji procesów wytwórczych Znajomość Angular lub chęć rozwoju w kierunku front-endu Praktyka w pracy w metodyce Scrum Benefity Pracowniczy Plan Emerytalny Drużyna Active Team Spotkania integracyjne Ubezpieczenie grupowe Prywatna opieka medyczna Multisport Szkolenia Dostęp do zaawansowanych technologii Praca w największej spółce IT

🏢 Summary: Oferta dotyczy roli Middle/Senior C++ Software Engineer odpowiedzialnego za rozwój skalowalnych aplikacji backendowych oraz systemów przetwarzania danych w środowisku Linux. Stanowisko obejmuje projektowanie i optymalizację wysokowydajnych rozwiązań serwerowych oraz pracę z systemami rozproszonymi w międzynarodowym zespole. To długoterminowa współpraca przy zaawansowanych projektach z wykorzystaniem nowoczesnego C++. 🗂️ Requirements: 4–5+ lat komercyjnego doświadczenia w C++ (C++14/17 lub nowszy), Doświadczenie w backend development, Doświadczenie w systemach data-processing, Bardzo dobra znajomość OOP i dobrych praktyk inżynierii oprogramowania, Doświadczenie w tworzeniu skalowalnych aplikacji, Znajomość Linux oraz narzędzi developerskich, Wiedza z zakresu wielowątkowości i programowania współbieżnego, Doświadczenie z API, usługami danych lub systemami rozproszonymi, Komunikatywny język angielski 📃 Skills: C++, C++14, C++17, Linux, OOP, Multithreading, Concurrency, API, DistributedSystems, Backend, DataProcessing 🏢 Description: Do zespołu rozwijającego rozwiązania backendowe i data-processing poszukujemy Middle/Senior C++ Software Engineer , który posiada doświadczenie w tworzeniu skalowalnych aplikacji serwerowych oraz systemów przetwarzania danych. Szukamy osoby, która dobrze czuje się w środowisku backendowym, zna nowoczesny C++ i potrafi pracować nad rozwiązaniami o wysokiej wydajności oraz niezawodności. Twoje zadania: Tworzenie i rozwój backendowych aplikacji w C++ Projektowanie i rozwój skalowalnych systemów przetwarzania danych Implementacja rozwiązań serwerowych i usług API Optymalizacja wydajności oraz stabilności aplikacji Praca z systemami rozproszonymi i środowiskiem Linux Współpraca z międzynarodowym zespołem Wymagania: 4–5+ lat komercyjnego doświadczenia w C++ (C++14/17 lub nowszy) Doświadczenie w backend development oraz systemach data-processing Bardzo dobra znajomość zasad OOP i dobrych praktyk inżynierii oprogramowania Doświadczenie w tworzeniu skalowalnych aplikacji Znajomość Linux oraz narzędzi developerskich Wiedza z zakresu wielowątkowości i programowania współbieżnego Doświadczenie z API, usługami danych lub systemami rozproszonymi Komunikatywny język angielski umożliwiający współpracę międzynarodową Oferujemy: Pracę przy zaawansowanych rozwiązaniach backendowych i data Możliwość pracy zdalnej Współpracę z międzynarodowym zespołem ekspertów Stabilne, długoterminowe projekty Atrakcyjne warunki współpracy dopasowane do doświadczenia Możliwość rozwoju technologicznego i pracy z nowoczesnym C++

🏢 Summary: Senior C++ Developer role focused on building and optimizing a large-scale embedded multimedia platform used globally. The position involves working with a multi-million-line codebase, enhancing system components, and contributing to scalable and secure architecture. This role offers direct impact on the quality and architecture of a global embedded product. 🗂️ Requirements: Minimum 5 years of professional experience in C++ development, Practical experience with UNIX/Linux systems, Strong understanding of object-oriented programming, Knowledge of software design principles, Experience in designing scalable solutions, Ability to diagnose and resolve performance and system-level issues 📃 Skills: C++, Linux, UNIX, OOP, Embedded, Debugging 🏢 Description: O firmie: Naszym klientem jest międzynarodowa firma technologiczna rozwijająca zaawansowane rozwiązania software’owe wykorzystywane w urządzeniach elektronicznych oraz systemach cyfrowych dostępnych globalnie. Organizacja tworzy i rozwija skalowalne platformy, które integrują treści, oprogramowanie i technologie komunikacyjne, wpływając na sposób korzystania z usług multimedialnych przez użytkowników końcowych. Firma działa w modelu produktowym, w środowisku międzynarodowym, łącząc kompetencje inżynierskie z podejściem nastawionym na jakość, bezpieczeństwo i długofalowy rozwój technologii. Zespoły pracują w rozproszonej strukturze, współpracując przy projektach o dużej skali i wysokim poziomie złożoności technicznej. O stanowisku: Poszukujemy doświadczonej osoby na stanowisko Senior C++ Developer , która dołączy do zespołu rozwijającego zaawansowaną platformę embedded wykorzystywaną w urządzeniach multimedialnych. Rola zakłada pracę nad dużym, wielomilionowym repozytorium kodu, rozwój i optymalizację komponentów systemowych oraz współtworzenie skalowalnego i bezpiecznego środowiska dla globalnego produktu technologicznego. To stanowisko dla osoby, która chce mieć realny wpływ na architekturę i jakość rozwiązania wykorzystywanego przez miliony użytkowników. Do Twoich zadań należeć będzie: Projektowanie, rozwijanie i utrzymywanie wydajnego kodu w C++, Analiza i eliminowanie błędów wydajnościowych oraz systemowych, Dbanie o jakość kodu, jego organizację oraz automatyzację procesów, Udział w przeglądach kodu i przeglądach architektury, Implementacja specyfikacji technicznych i współpraca przy ich tworzeniu, Współpraca z zespołami międzynarodowymi (Europa, USA, Azja), Rozwój oprogramowania dla systemów opartych o UNIX/Linux oraz środowisk embedded. Szukamy osoby, która… Posiada min. 5 lat doświadczenia zawodowego w programowaniu (C++), Ma praktyczne doświadczenie w środowisku UNIX/Linux, Bardzo dobrze rozumie programowanie obiektowe i zasady projektowania oprogramowania, Potrafi projektować i rozwijać skalowalne rozwiązania, Sprawnie diagnozuje i rozwiązuje problemy techniczne, Dobrze odnajduje się w dynamicznym, produktowym środowisku, Komunikuje się w języku angielskim (min. B2) – praca w środowisku międzynarodowym, Mile widziane: Znajomość Python lub JavaScript, Doświadczenie z systemami embedded (Linux/Android), Praktyka w debugowaniu systemów wbudowanych. Co oferuje nasz klient: Udział w rozwoju globalnego produktu technologicznego o dużej skali, Pracę w międzynarodowym środowisku i współpracę z doświadczonym zespołem inżynierów, Realny wpływ na architekturę i kierunek rozwoju platformy, Możliwość pracy przy nowoczesnych rozwiązaniach embedded i systemach multimedialnych, Stabilną współpracę w oparciu o długofalowy projekt technologiczny, Konkurencyjne warunki finansowe i pakiet benefitów adekwatny do poziomu stanowiska. Zatrudnienie w oparciu o kontrakt B2B lub umowę o pracę Osoby zainteresowane prosimy o przesłanie aplikacji przed formularz poniżej. Zastrzegamy sobie możliwość odpowiedzi tylko na wybrane aplikacje.

🏢 Summary: Opportunity to develop and optimize high-performance software systems for the financial sector using C/C++. The role covers full software development lifecycle, feature implementation, system integration, and performance optimization of production systems. It focuses on building stable, maintainable, and performance-critical applications. 🗂️ Requirements: 5+ years professional software engineering experience, Strong proficiency in C, Strong proficiency in C++, Experience with Visual Studio, Experience with Git or SVN, Knowledge of relational databases, Knowledge of transactional databases, German language skills minimum B2 level 📃 Skills: C, C++, VisualStudio, Git, SVN, SQL, RelationalDatabases, TransactionalDatabases 🏢 Description: Join our team developing high-performance software systems for the financial sector. Your Responsibilities: Design and implement new features using C / C++. Integrate new components into the existing software architecture. Contribute to the full software development lifecycle. Ensure code quality, stability, and maintainability. Support and optimize performance-critical systems in production. Your Profile: 5+ years of professional software engineering experience. Strong proficiency in C / C++. Experience with Visual Studio and version control (Git/SVN). Knowledge of relational and transactional databases. German language skills (minimum B2 level).

🏢 Summary: Offer for an Embedded C/C++ Engineer to develop and maintain real-time embedded software for industrial automation systems, including converters, inverters, and motion control devices. The role focuses on new feature development, integration into existing products, and implementing security-by-design in embedded environments. Work involves architecture design, hardware-software integration, and testing in RTOS-based multiprocessor systems. 🗂️ Requirements: 3+ years embedded software development experience, Strong C experience in embedded systems, Strong C++ experience in embedded systems, Experience with RTOS environments, Experience with real-time systems, Knowledge of secure coding practices, Experience with firmware debugging, Ability to design and optimize embedded software, Experience with hardware-software integration, Experience with unit and functional testing 📃 Skills: C, C++, RTOS, Cortex-A, Cortex-R, CycloneV, NXP, LS10xx, Sitara, Ethernet, CMake, Microkernel 🏢 Description: We are currently looking for Embedded (C/C++) Engineers to join a newly formed team at a client operating in the industrial automation domain, which will be responsible for the development and maintenance of advanced embedded solutions. You will join an engineering team responsible for developing and extending embedded software for converters, inverters, and distributed motion systems used in industrial automation. The project covers both new feature development and integration of enhancements into existing products, with a strong emphasis on security-by-design, secure communication, and secure coding practices for real-time embedded devices. Key responsibilities: Designing, developing, troubleshooting, and debugging embedded software in C/C++ Implementing and enhancing security features and applying secure coding practices Contributing to robust architecture for real-time, high-performance embedded devices Analyzing hardware compatibility and influencing hardware design to support secure solutions Participating in creation and review of designs, code, test cases, and technical documentation Performing unit and functional testing to ensure correct operation and system compatibility Tech Stack: Languages: C / C++ Hardware: Multiprocessor environments (e.g. Cortex-A, Cortex-R, CycloneV, NXP LS10xx, TI Sitara) Operating System: Microkernel-based RTOS Communication: Ethernet-based real-time industrial protocols Build system: CMake Ideal candidate profile: Minimum 3 -5+ years of experience in embedded software development Strong hands-on experience with C/C++ in embedded systems Experience working with RTOS-based environments Solid object-oriented programming skills Ability to analyze, design, debug, and optimize embedded software Experience with firmware debugging Conditions: Work model: hybrid in Katowice (3 days a week) Salary: 130-150 PLN net/h Employment type: B2B + benefits (medical care, life insurance, trainings, Multisport) Recruitment steps: Phone call with Recruiter (Aleksandra) Technical verification call by the client Interview with the client Feedback and decision