Salary: £30,000 - 60,000 per year Requirements: 7 years of full stack engineering experience Strong commercial experience with React, TypeScript, Node.js, and Python Deep understanding of AWS including EC2, ECS, S3, and Lambda Experience with Docker and Kubernetes in production environments Hands-on experience building modern CI and CD pipelines Experience leading engineers and owning technical delivery A product mindset with the ability to translate business objectives into technical solutions Strong communication skills and confidence influencing stakeholders Experience in startup, scale-up, or greenfield environments is highly valued Comfort working with PostgreSQL is expected Exposure to MongoDB is beneficial Experience with distributed systems or event-driven architectures is a plus Exposure to platform engineering or developer tooling is a plus Experience building SDKs or integrating third-party services is a plus Responsibilities: Lead the design and delivery of full stack features across React, TypeScript, Node.js, and Python Architect scalable backend services, APIs, and integrations Partner with Product and UX to shape features from idea to release Own the full delivery lifecycle from planning through QA, release, and iteration Build and optimize CI and CD pipelines using GitHub Actions, Docker, Kubernetes, and AWS Provide architectural guidance and technical leadership across teams Mentor junior and mid-level engineers, raising the bar on quality and velocity Contribute to engineering standards, rituals, and best practice adoption Present demos and technical updates to keep stakeholders aligned Technologies: AWS Lambda Architect Backend Cloud Docker EC2 GitHub JavaScript Kubernetes MongoDB PostgreSQL Python React TypeScript UX UI Design NodeJS Kafka Fullstack More: We are OCHO, partnering with a high-growth technology business in Belfast to appoint a Principal Full Stack Engineer. This hybrid, permanent role offers a chance to influence technical direction while delivering impactful, customer-facing software. We focus on modern, scalable platforms using JavaScript technologies and cloud-native infrastructure. We provide opportunities for professional growth within a product-first culture, where engineering plays a central role in our success. Work-from-home options are also available. last updated 11 week of 2026