Senior Backend Engineer: Scale & Architect High-Impact APIs

US Mobile is seeking a backend engineer and hands-on architect to scale and connect millions of devices to wireless networks in York, UK. You will design backend services, deploy new features, and ensure high uptime across distributed systems.

You will work with Java and Spring Boot or Python, build REST APIs, and integrate AI-assisted tooling to streamline development. Collaboration with Product, QA, and DevOps is essential to success.