FIS, a leading global fintech company, is seeking a Senior Software Engineer to join their team working on Connex on HP Nonstop platform to modernize payments processing in Australia. This role focuses on implementing crucial security standards for online payment messages and developing support for advanced encryption systems. The position requires extensive experience in HPE NonStop development and payment systems, making it ideal for seasoned developers passionate about financial technology and security. FIS offers a collaborative work environment with opportunities for professional growth and making a significant impact in the fintech industry. The role combines technical expertise in specialized systems with the opportunity to work on critical financial infrastructure, making it an excellent opportunity for experienced engineers looking to advance their careers in financial technology.