Senior JavaScript Engineer - Belfast

Requirements

Must have:

- Strong commercial experience as a Software Engineer (senior level) - Deep experience with JavaScript / TypeScript, particularly in Node.js environments - Strong frontend capability using React - Hands-on AWS experience across application deployment and infrastructure - Experience using Infrastructure as Code, ideally Terraform - Strong database fundamentals (PostgreSQL, DynamoDB or similar) - Proven experience operating within modern CI/CD environments - Clear understanding of scalable system design and cloud architecture Highly Desirable: - Experience writing backends in Rust - Exposure to AI-powered developer tooling and agentic workflows - Curiosity around AI, data, and emerging technologies - Experience in platform, SaaS, or product-led businesses

Responsibilities:

- Designing and evolving core platform systems with scalability in mind - Delivering full-stack features using TypeScript / Node.js on the backend, and React on the frontend - Architecting and deploying cloud-native solutions on AWS - Defining and managing infrastructure through Terraform - Taking ownership of CI/CD pipelines and release processes - Applying test-driven development and strong automated testing principles - Contributing to architectural decisions and long-term platform direction - Troubleshooting complex production issues across the stack - Working closely with product and delivery stakeholders to shape solutions

Company:

At OCHO, we are a scaling, product-led technology business focused on building modern cloud-native platforms that are integral to our global growth strategy. This Senior Software Engineer position offers you the chance to have architectural influence and technical ownership while shaping the evolution of our platforms. You will join a high-caliber platform engineering team, working in a hybrid environment in Belfast, with a salary range of £60,000 - £70,000 and the potential for a performance-based bonus. We provide a high-growth environment and a clear pathway toward Lead / Principal progression.