Senior Java Engineer — Secure Cloud Microservices
Summary
Callsign is hiring a Senior Java Engineer in Abu Dhabi to build secure, scalable cloud microservices. Day to day: writing production Java 17+ code, designing microservices and driving architecture reviews, threat modeling, implementing authentication/authorization, and deploying on Kubernetes, Docker, Helm, and AWS with CI/CD, plus mentoring and on-call duties.
Callsign is hiring a senior software engineer to build secure, scalable systems in a fast-paced cloud environment. You will write production-ready Java 17+ code, design microservices, and drive architecture reviews.
You will threat-model features, implement robust authentication/authorization, and ensure reliable deployments on Kubernetes with Docker, Helm, AWS, and CI/CD pipelines. Mentoring teammates and owning on-call responsibilities are expected.