Senior C++ Software Engineer - Fully Remote

Senior C++ Software Engineer Global FinTech Remote (NI & RoI) Permanent | Full-time Market based salary + bonus & excellent benefits package IT Search is proud to partner with a global FinTech leader expanding its UK engineering presence. We\’re looking for a Senior Software Engineer to join a growing team focused on building and maintaining secure, high-throughput systems enabling real-time global payments. In this role, you’ll work on the design and development of core backend components in modern C++, collaborating with a high-calibre team to ensure performance, scalability, and reliability in a demanding production environment. This is a product-driven role offering strong ownership and the opportunity to shape how mission-critical financial systems are developed. You’ll be working in a collaborative environment with a strong emphasis on engineering best practices and long-term maintainability. Strong experience in modern C++ (C++11/14/17/20) in a production environment Deep understanding of performance-optimized, multi-threaded systems Proficiency in version control, testing, and peer code review practices Comfortable working with APIs and structured data (e.g. JSON, XML) Background in C programming, particularly for system-level code Experience working in Linux environments If you\’re an experienced C++ developer looking to work on systems that make a real global impact, apply via the link or contact Graeme King at IT Search for a confidential conversation.