Senior Java Software Engineer (Distributed systems)

Overview

My client is looking for 3 Senior Backend Engineers to join the team on a 12 month contract. As a Backend Software Engineer, you''ll design, build, and operate Java-based backend services that power messaging security capabilities. You''ll own solutions end-to-end from implementation and testing through deployment, monitoring, and production support.

This role is ideal for a strong backend engineer who enjoys working with distributed systems, APIs, cloud-native technologies, and large-scale messaging infrastructure while solving complex security challenges.

Responsibilities

• Design, develop, and maintain backend services using Java and modern engineering practices
• Build security capabilities that detect and prevent spam, phishing, malicious links, malicious attachments, and messaging abuse
• Work within a large existing Java codebase and contribute to long-term platform improvements
• Design and evolve APIs, ensu...