Job Summary: We are seeking a skilled and experienced C/C++ Developer with strong expertise in Unix/Linux systems, multi-threaded application development, and the payment domain. The ideal candidate will have a proven track record in application development and support within banking or financial services environments, particularly with payment systems involving brands like VISA, Client, or Client. Required Skills • 7+ years of experience with Unix/Linux operating systems and command-line utilities. • Proficient in C or C++ programming. • Strong understanding of Linux/Unix internals, including multi-threading, sockets, and inter-process communication (IPC). • Solid knowledge of Design Patterns and application architecture. • Experience with Stratus Platform / VOS operating system. • Familiarity with SQL, Oracle, NoSQL, or other database management systems. • Experience in banking and payment domains, especially cards processing and payment brands like VISA, Client, etc. • Excellent analytical and problem-solving skills. • Strong hands-on experience in debugging and troubleshooting applications. • Experience using version control systems (e.g., Git, SVN). • Proficiency in data structures and algorithms. Nice To Have • Experience working with POS simulators and payment brand simulators (e.g., VISA, Client, Client). • Familiarity with Control-M, Python, Java, or additional languages. • Exposure to modern front-end technologies. • Understanding of or experience with cloud technologies (AWS, Azure, GCP). Preferred Attributes • Strong communication skills, with the ability to present and discuss complex technical topics clearly. • Effective interpersonal, negotiation, and collaboration skills to work across onshore and offshore teams. • Independent thinker with creative problem-solving capabilities in high-complexity environments.