Senior Backend Engineer — Java, Spring Boot Microservices

First Orion is hiring an experienced Backend Engineer to own core microservices across our platform. You will work on call treatment orchestration, brand data, analytics, and billing within a hexagonal, event‑driven architecture.

We seek 5+ years in backend or software engineering, strong Java 21 and Spring Boot experience, and proficiency with PostgreSQL, Redis, and Kafka. This is a distributed, collaborative role with regional flexibility in the UK or UAE.