NMI

NMI is seeking a Senior Software Engineer to build and evolve high-scale billing, invoicing, and payment-processing systems using C# and PHP. The role combines architectural ownership, mentoring, AI-assisted development with Claude and Cursor, and a strong focus on reliability, security, and performance.

NMI is hiring a Senior Software Engineer to build and scale core billing, invoicing, and payment-processing systems using C# and PHP. The role combines architectural ownership, mentoring, reliability and security improvements, and daily AI-assisted development with Claude and Cursor.

NMI is hiring a remote UK-based Solutions Engineer to help customers scope, integrate, demonstrate, and adopt payment solutions. The role partners closely with Sales, Product, Engineering, and customers across fintech and unattended payment environments.