Lead C++ / Java Developer

Join LSEG as a Senior Software Engineer, where you will design, build, and operate mission-critical FX market infrastructure and matching platforms using C++ and Java. You will focus on low-latency, high-throughput distributed systems with strict availability, resiliency, and data integrity requirements. This role carries strong expectations for technical leadership, mentoring, and collaboration across engineering, architecture, and product teams.

• Design, build, and operate mission-critical FX market infrastructure and matching platforms using C++ and Java, focusing on low-latency, high-throughput distributed systems.
• Own technical delivery for key platform components, ensuring alignment with architectural principles, performance standards, and operational controls.
• Provide technical mentoring through code reviews, design discussions across teams, and ensure adherence to SDLC standards, engineering best practices, and operational readiness requirements.
• Strong hands‑on experience in both C++ and Java, delivering production-grade systems
• Familiarity with Linux, CI/CD pipelines, build systems, performance testing, and monitoring/alerting
• Proven delivery experience with low‑latency, high‑throughput, distributed systems, ideally in FX, trading, or matching platforms
• 10+ years of software engineering experience as a senior individual contributor
• Up-to-date with modern engineering practices, tools, and industry trends
• Excellent problem-solving skills and the ability to influence technical outcomes without formal authority
• Experience working across the full SDLC, including design, development, automated testing, deployment, and production support
• Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience
• Strong understanding of system integration, messaging, event-driven architectures, and data consistency
• Practical experience with cloud platforms, containerization, and open‑source technologies