# Sr. Market Data Software Engineer at DXC Luxoft · Luxoft > Open job at DXC Luxoft · Luxoft. Workplace: Remote (Poland). Source: Poland Dev Jobs, https://poland-devjobs.com/jobs/luxoft-sr-market-data-software-engineer-w2qmfj5 Posted 11 November 2026. Last checked on the employer's career site: 12 November 2026. ## Facts - Company: [Luxoft](https://poland-devjobs.com/companies/luxoft) - Location: Remote (Poland) - Workplace: Remote (Poland) - Employment type: Full-time - Polish: Not required - Skills: C++, Linux, Python - Not mentioned in the job post: salary, visa sponsorship, relocation, where you can apply from ## Job description Project description The ideal candidate combines strong modern C++ skills with experience in market data protocols, Linux, networking, and performance optimization. Responsibilities • Design, develop, and maintain C++ market data feed handlers for direct exchange feeds and third-party data providers. • Build and maintain order books, quote and trade processing, and normalized market data interfaces. • Implement sequence tracking, gap detection, recovery, snapshot processing, and feed arbitration. • Develop efficient subscription management and data distribution, including conflation and backpressure handling. • Optimize latency, throughput, CPU utilization, and memory consumption under peak market conditions. • Support trading sessions, exchange calendars, symbol mapping, trading status messages, and corporate action updates. • Build tools for packet capture analysis, feed replay, automated testing, and production diagnostics. • Monitor data quality, feed health, latency, and recovery performance. • Investigate production issues and participate in the team’s production support rotation. • Collaborate with OMS/EMS, infrastructure, QA, and client application teams on integration and delivery. Required Qualifications • Strong professional experience developing production systems in modern C++. • Experience building real-time market data or other high-throughput, latency-sensitive systems. • Strong understanding of multithreading, synchronization, memory management, data structures, and algorithms. • Experience developing and debugging applications on Linux. • Working knowledge of TCP/IP, UDP multicast, socket programming, and binary protocols. • Understanding of market data concepts, including quotes, trades, order books, sequencing, and recovery. • Experience profiling and diagnosing performance, concurrency, and memory issues. • Familiarity with Git, code reviews, automated testing, and CI/CD. • Ability to investigate complex issues and communicate clearly across engineering and business teams. Preferred Qualifications • Experience with U.S. equities, options, or futures market data. • Familiarity with protocols such as Nasdaq ITCH, NYSE Pillar, Cboe PITCH, CME MDP, CTA, or UTP. • Experience with lock-free data structures, shared memory, CPU affinity, and cache-aware design. • Familiarity with hardware timestamping, PTP, kernel bypass, or specialized network interfaces. • Experience supporting redundant feeds, failover, and disaster recovery. • Python or shell scripting skills for testing, analysis, and operational tooling. • Familiarity with OMS/EMS integration and market data distribution to browser-based trading applications. Responsibilities - The ideal candidate combines strong modern C++ skills with experience in market data protocols, Linux, networking, and performance optimization. Responsibilities - Design, develop, and maintain C++ market data feed handlers for direct exchange feeds and third-party data providers. - Build and maintain order books, quote and trade processing, and normalized market data interfaces. - Implement sequence tracking, gap detection, recovery, snapshot processing, and feed arbitration. - Develop efficient subscription management and data distribution, including conflation and backpressure handling. - Optimize latency, throughput, CPU utilization, and memory consumption under peak market conditions. - Support trading sessions, exchange calendars, symbol mapping, trading status messages, and corporate action updates. - Build tools for packet capture analysis, feed replay, automated testing, and production diagnostics. - Monitor data quality, feed health, latency, and recovery performance. - Investigate production issues and participate in the team’s production support rotation. - Collaborate with OMS/EMS, infrastructure, QA, and client application teams on integration and delivery. Required Qualifications - Strong professional experience developing production systems in modern C++. - Experience building real-time market data or other high-throughput, latency-sensitive systems. - Strong understanding of multithreading, synchronization, memory management, data structures, and algorithms. - Experience developing and debugging applications on Linux. - Working knowledge of TCP/IP, UDP multicast, socket programming, and binary protocols. - Understanding of market data concepts, including quotes, trades, order books, sequencing, and recovery. - Experience profiling and diagnosing performance, concurrency, and memory issues. - Familiarity with Git, code reviews, automated testing, and CI/CD. - Ability to investigate complex issues and communicate clearly across engineering and business teams. Preferred Qualifications - Experience with U.S. equities, options, or futures market data. - Familiarity with protocols such as Nasdaq ITCH, NYSE Pillar, Cboe PITCH, CME MDP, CTA, or UTP. - Experience with lock-free data structures, shared memory, CPU affinity, and cache-aware design. - Familiarity with hardware timestamping, PTP, kernel bypass, or specialized network interfaces. - Experience supporting redundant feeds, failover, and disaster recovery. - Python or shell scripting skills for testing, analysis, and operational tooling. - Familiarity with OMS/EMS integration and market data distribution to browser-based trading applications. SKILLS Must have - The ideal candidate combines strong modern C++ skills with experience in market data protocols, Linux, networking, and performance optimization. Responsibilities - Design, develop, and maintain C++ market data feed handlers for direct exchange feeds and third-party data providers. - Build and maintain order books, quote and trade processing, and normalized market data interfaces. - Implement sequence tracking, gap detection, recovery, snapshot processing, and feed arbitration. - Develop efficient subscription management and data distribution, including conflation and backpressure handling. - Optimize latency, throughput, CPU utilization, and memory consumption under peak market conditions. - Support trading sessions, exchange calendars, symbol mapping, trading status messages, and corporate action updates. - Build tools for packet capture analysis, feed replay, automated testing, and production diagnostics. - Monitor data quality, feed health, latency, and recovery performance. - Investigate production issues and participate in the team’s production support rotation. - Collaborate with OMS/EMS, infrastructure, QA, and client application teams on integration and delivery. Required Qualifications - Strong professional experience developing production systems in modern C++. - Experience building real-time market data or other high-throughput, latency-sensitive systems. - Strong understanding of multithreading, synchronization, memory management, data structures, and algorithms. - Experience developing and debugging applications on Linux. - Working knowledge of TCP/IP, UDP multicast, socket programming, and binary protocols. - Understanding of market data concepts, including quotes, trades, order books, sequencing, and recovery. - Experience profiling and diagnosing performance, concurrency, and memory issues. - Familiarity with Git, code reviews, automated testing, and CI/CD. - Ability to investigate complex issues and communicate clearly across engineering and business teams. Nice to have Preferred Qualifications • Experience with U.S. equities, options, or futures market data. • Familiarity with protocols such as Nasdaq ITCH, NYSE Pillar, Cboe PITCH, CME MDP, CTA, or UTP. • Experience with lock-free data structures, shared memory, CPU affinity, and cache-aware design. • Familiarity with hardware timestamping, PTP, kernel bypass, or specialized network interfaces. • Experience supporting redundant feeds, failover, and disaster recovery. • Python or shell scripting skills for testing, analysis, and operational tooling. • Familiarity with OMS/EMS integration and market data distribution to browser-based trading applications. ## How to apply Apply on the job page, https://poland-devjobs.com/jobs/luxoft-sr-market-data-software-engineer-w2qmfj5: its Apply button opens the employer's own application page. ## More jobs from Luxoft - [Sr. Market Data Software Engineer](https://poland-devjobs.com/jobs/luxoft-sr-market-data-software-engineer-9l4lm3f): DXC Luxoft · Luxoft, Remote (Poland). Posted 11 November 2026. - [Sr. Market Data Software Engineer](https://poland-devjobs.com/jobs/luxoft-sr-market-data-software-engineer-ucryowr): DXC Luxoft · Luxoft, Remote (Poland). Posted 11 November 2026. - [Modernization Lead/Architect](https://poland-devjobs.com/jobs/luxoft-modernization-lead-architect-w906v6t): DXC Luxoft · Luxoft, Remote (Poland). Posted 10 November 2026. - [Senior Java Developer with Azure & DevOps](https://poland-devjobs.com/jobs/luxoft-senior-java-developer-with-azure-devops-d8z4bsa): DXC Luxoft · Luxoft, Wrocław, Poland. On-site. Posted 10 November 2026. - [Senior Java Developer with Azure & DevOps](https://poland-devjobs.com/jobs/luxoft-senior-java-developer-with-azure-devops-ud5l0rv): DXC Luxoft · Luxoft, Wrocław, Poland. On-site. Posted 10 November 2026.