2 of 2 Permanent Legacy Systems Jobs in Warrington

based technology company with their own air traffic management platform expanding its engineering team to support a major programme delivering secure, cloud-native systems for national defence users. This role sits within a highly experienced engineering group working on mission-critical applications used across air, land and maritime operations. … will work end-to-end across backend and frontend systems, contributing to the design and delivery of resilient, secure software in a pure cloud environment. Key responsibilities: Design, develop and maintain full-stack features across a .NET backend and Angular frontend. Build and operate scalable, secure services hosted entirely ...

APIs around legacy systems. The focus here is on API infrastructure that powers core products, third-party integrations and AI services, including systems that automate real end-to-end workflows, not just surface-level features. They are now hiring an Software Engineer to take real ownership … testing mindset and care for clean, maintainable code Nice to have, not essential: API gateways or API management platforms Event-driven or message-based systems Building APIs for external partners or developers Supporting AI services via APIs This is a strong move for someone who wants to grow beyond ...