Senior C++ Software Engineer

In this role you will own the development of high-performance C++ software within an established R&D team. You will take ideas from prototype to production, leveraging modern C++ to build fast, scalable systems. You’ll collaborate across disciplines to shape low-latency solutions and performance-focused design. This is a hands-on opportunity to deepen expertise in systems programming within a supportive, innovation-driven environment.

• hybrid working
• excellent benefits
• career development in modern C++
• collaborative R&D environment
• opportunities to specialise in systems programming, performance optimisation or security

• Prototype and develop new capabilities using modern C++
• Design and implement memory-safe, efficient code for high-performance, low-latency systems
• Contribute to the development and optimisation of large-scale native applications
• Profile applications to improve performance, concurrency, and memory usage
• Take ownership of technical decisions balancing innovation with delivery requirements
• Collaborate with engineers across design, project coordination, and technical strategy
• Maintain high standards of code quality, system design, and maintainability
• Build deeper expertise in systems programming, performance optimisation or security-focused development

• Strong commercial experience with modern C++ (C++17/20 or beyond)
• Deep understanding of modern C++ techniques (RAII, templates, STL, smart pointers, concurrency)
• Experience profiling and optimising native applications (multithreading, CPU performance, memory efficiency)
• Good knowledge of Linux/Unix environments and systems-level development
• Familiarity with C++ tools (CMake, GCC/Clang, GDB/LLDB)
• Familiarity with Docker and containerisation
• Excellent analytical and complex problem-solving skills
• Ability to work autonomously in complex codebases and make well-reasoned decisions
• Strong communication and cross-disciplinary collaboration
• Interest in, or knowledge of, low-level systems and software security
• Beneficial: experience with cloud computing, Python or Rust

• analytical thinking
• problem-solving
• autonomy
• modern C++ (C++17/20)
• RAII
• templates