Real-Time Crypto Backend Engineer (Kotlin/Python) - London

Blockchain, London-based, is seeking a Back-End Engineer to join our trading platform. You will design and implement high-performance services in Kotlin and Python, building REST APIs and WebSocket streams that power real-time trading and data delivery.

You will collaborate with product, frontend, and trading teams to scale the platform, ensure reliability and latency targets, and contribute to architectural decisions across a globally distributed engineering culture.