Principal Software Developer - .Net

Principal Software Engineer | .NET, Payments Platform Location: Belfast Type: Permanent About the Opportunity: This role sits within a Belfast-based engineering group responsible for a high-throughput payments gateway handling millions of card transactions daily. The platform supports customers ranging from small businesses to enterprise-scale venues, where resilience, performance, and uptime are critical. As a Principal Software Engineer, you will act as a senior technical leader within the team, shaping delivery across complex initiatives while remaining hands-on. You will guide engineers of varying levels, influence technical direction, and ensure systems meet high standards for security, scalability, and reliability. What Youll Be Doing: Acting as a senior technical authority within the team, guiding solution design and implementation Leading delivery of complex features and initiatives across the payments platform Designing, modifying, and reviewing complex .NET code with a strong...