This role is for a Senior Mobile and Digital Applications Developer at iOCO, an airline technology company based in Johannesburg, Gauteng. You will design, build, and maintain mobile and digital applications across iOS, Android, and web platforms using React Native, React, and TypeScript. Responsibilities include developing backend services with Java and Spring Boot, integrating with airline systems via REST/SOAP APIs, and managing app lifecycle from testing to deployment. Key tasks involve implementing features like user authentication, flight booking, and push notifications while ensuring security, performance, and offline functionality. Requirements include 7+ years of mobile/web development experience, expertise in React/React Native, Java/Spring Boot, and knowledge of CI/CD, Agile, and airline/e-commerce integrations. A diploma/degree in Computer Science or equivalent experience is required.