Back end developer jobs in Belfast

 ...posture discovery, real-time threat protection, and integrated API security. From misconfigurations to malware defense, Upwind ensures end-to-end, cost-effective cloud infrastructure protection. At Upwind, you’ll have the opportunity to think creatively, explore new ideas,... 

 ...00 - £80,000 - Small, high-calibre team; end-to-end ownership of a genuinely complex product...  ...sophisticated data intelligence product. Backed by institutional investment and growing...  ...services using Node.js and Fastify - Develop and maintain React-based frontend features... 

 ...production AI. Within Actonomy, Forward Deployed Engineers work directly with customers to deploy Actonomy Core and help organisations develop impactful AI solutions You will work alongside customers to understand business problems, configure and implement Actonomy Core,... 

 ...client, a global technology organisation , is looking for a Back-End Software Engineer (Java) to join an established engineering team...  ...excellent opportunity to become part of a collaborative team developing and enhancing large-scale backend platforms that support mission... 

 ...Hypership is hiring a Forward Deployed Engineer in Belfast. You'll own delivery end-to-end: discovery, design, build, ship - working directly with the client and using agentic tooling as your default way of working. Full-stack with cloud experience required. UK security clearance... 

 ...EY and help to build a better working world. Senior Full-Stack Developer - Technology Consulting – Belfast In Digital Engineering we...  ...technologies, lead developer teams and understand a product from end to end. Your Key Responsibilities Actively participate and... 

 ...SENIOR DEVELOPER Equipple | Belfast, Titanic Quarter — hybrid, minimum two days a week in the office Permanent, full...  ...React 19 and React Router v7 in TypeScript on the front end, Node 22 in TypeScript on the back, Postgres underneath, all running on AWS. We work semi-asynchronously... 

 ...exceptional operators and builders to join our new department. We are backed and led by serial entrepreneurs, including Paul Müller (founder...  ..., with proven domain expertise and the drive to take extreme end-to-end ownership. You have excellent verbal and written... 

 ...approach to support, digging into issues to identify root causes and developing long-term, proactive solutions to prevent recurrence Document...  ...experience with C#, .NET and commercial experience with a Front-end framework (React/Angular/Vue ) ~ AWS Cloud experience ~... 

With a legacy as a pioneer in the ALSP market, Factor leads the next evolution in legal services through AI-integrated contracting. Factor is the market leader in Integrated Law™, combining the expertise of Traditional Law, the efficiency of New Law, and the close business...

 ...in JavaScript and at least one modern front-end framework Experience with CI/CD tools...  ...logging, and alerting solutions Design, develop, and maintain scalable applications using Python...  ...seamless integration between front-end and back-end systems Technologies: ARM AWS... 

 ...Control's UI across the full stack: React front end, the APIs behind it, and the automation...  ...hands-on engineering experience developing large scale systems using JavaScript, TypeScript...  ...React and TypeScript, plus one or more UI back-ends (Rails, Swing, Node, etc.). Micro-... 

 ...the way we embed AI tooling throughout our developer experience. Primary Job...  ...prompts, skills, and workflow improvements back to the team so our AI-enabled developer experience...  ...practices Hands-on experience with front-end frameworks such as Bootstrap Knowledge... 

 ...maintainable UI architectures and reusable component libraries Develop backend services, primarily in Python Integrate with REST and...  ...s next. Community & Culture: Opportunities to volunteer, give back, and be part of initiatives that make Instil a truly inclusive and...