Senior Backend Developer (Cyber Security) At a glance Modern backend engineering environment AWS, Kubernetes, Docker, Golang, Java Microservices, data-intensive systems, distributed architecture Hybrid working Salary up to £120k The Opportunity Ocho is partnering with a high-growth, next-generation Cloud Security platform building cutting-edge solutions that help organisations identify and prioritise real security risks in real time. This is not a legacy environment. This is modern cloud-native engineering at scale. You will join a strong backend team solving complex distributed systems challenges daily, working across AWS, GCP and Azure, and building systems that operate in high-performance, high-availability environments. If you enjoy ownership, technical depth, and working on meaningful security-driven products, this is a serious opportunity. The Role As a Backend Developer, you will take ownership across the full lifecycle of short-life, high-impact engineering projects, from design and development through to deployment, monitoring and production optimisation. You will: Design, build and deploy backend services in Golang and/or Java Contribute to system architecture, scalability planning and SLO definition Perform reliability and performance analysis across distributed systems Work with data-intensive technologies including messaging and event systems Collaborate closely with DevOps, Frontend and Product teams Participate in design and code reviews within a high-performing engineering group This is a role for engineers who want to build properly engineered systems, not just ship features. Tech Environment You will work with a modern stack including: AWS, GCP, Azure Kubernetes and Docker Golang and Java Neo4j, ElasticSearch, Redis, TimescaleDB RabbitMQ and event-driven systems CI/CD pipelines Microservices architecture About You We are keen to speak with engineers who have: A degree in Computer Science, Software Engineering or related discipline Commercial backend experience in a high-level language, ideally Golang and/or Java Experience building or operating cloud-based systems Exposure to distributed systems, messaging platforms or data-intensive applications Experience working within microservices architecture Familiarity with CI/CD environments What's in it for you? Salary up to £120k Hybrid working model (Belfast office) 35 days holiday Private pension & healthcare For more information about this opportunity, connect with Neill Ferguson on LinkedIn or submit your CV via the link below. Skills: java kotlin aws senior developer engineer cyber Benefits: Work From Home