51 to 59 of 59 React Jobs in Belfast

Remote Remote Mobile Engineer - React Native (Remote UK)

Hiring Organisation
Bitfinex
Location
Belfast, United Kingdom
encounter, we want to talk to you. Join us, and help lay the foundation for a decentralized future. Currently looking for: Remote Mobile Engineer - React Native Job description As a Mobile-App Developer, you will be a part of the team that works on the development of the Bitfinex mobile … above. On top of this, we expect you to be: Comfortable with high-availability concepts. Highly proficient in JavaScript and ES6+. Thoroughly experienced with React, React-Native (mainly around Expo), Redux and the core principles surrounding these. Familiar with modern front-end pipelines and tools. Experienced with WebSockets, RESTful based ...

Staff Full-Stack Engineer: Mission Control for AI Security

Location
Belfast City District, Northern Ireland, United Kingdom
Proofpoint in Belfast is hiring a Staff Full Stack Engineer for its Mission Control UI, spanning React frontend, API layers, and deployment automation. You will shape the user experience for enterprise-grade AI security agents and collaborate across product, design, and backend teams. This high-ownership role demands deep JavaScript …/TypeScript skills, React expertise, and experience with large-scale systems, cloud-native development, and on-call rotations. #J-18808-Ljbffr ...

Senior UI Engineer - Hybrid (Belfast) React & Data Viz

Location
Belfast City District, Northern Ireland, United Kingdom
Congruity360 is seeking a Senior UI Engineer to join our engineering team in Belfast. You will focus on React-based interfaces, collaborate with designers and product managers, and contribute to a fast-paced development cycle delivering secure, data-rich applications. The role requires strong JavaScript/TypeScript, 3+ years React ...

Senior Front-End Engineer: React/TypeScript & AI UI | Equity

Location
Belfast City District, Northern Ireland, United Kingdom
Group is recruiting a Senior Front End Engineer for a growing software company in Belfast. You’ll build modern, scalable front-end applications using React and TypeScript, with AI-driven UI components contributing to your work. You will collaborate with backend, product and AI engineers to shape new features while ...

Senior Full-Stack Engineer: React/Node.js Expert

Location
Belfast, Northern Ireland, United Kingdom
includes designing scalable web applications and collaborating with cross-functional teams. Ideal candidates should have over 5 years of experience, with strong expertise in React and Node.js, and familiarity with cloud platforms. This position offers a chance to work on innovative projects that impact millions of users worldwide. #J ...

Full-Stack Engineer — Customer Portal (TS/React/Node)

Location
Belfast City District, Northern Ireland, United Kingdom
Portal team and wider engineering in a UK-based setup, with 1 day per week in Manchester or Belfast. You’ll work on TypeScript, React and Node.js, writing REST APIs, and contributing to testing, quality and delivery. You’ll help ensure production readiness and maintainability as the portal evolves. #J ...

Senior Front End Engineer

Location
Belfast City District, Northern Ireland, United Kingdom
recruit a Senior Front End Engineer to join its product engineering team. This is a hands‐on engineering role for someone with strong React and TypeScript experience who enjoys building modern, scalable front-end applications. The business is investing heavily in how users interact with its technology, including new approaches … where AI can dynamically generate or shape elements of the user interface. You'll play an important role in building the React foundations that allow these experiences to work reliably in production. What You'll Be Doing Building and developing complex front‐end applications using React and TypeScript Creating reusable ...

Senior Frontend Engineer: AI-Powered React & TS

Location
Belfast City District, Northern Ireland, United Kingdom
Group is seeking a Senior Front-End Engineer in Belfast to join its product engineering team. This hands-on role focuses on React and TypeScript, building AI-powered, dynamic UIs that scale with the product. You will shape front-end architecture and collaborate with Product, Design and Backend teams ...

Remote Frontend Engineer - React & TypeScript

Location
Belfast, Northern Ireland, United Kingdom
Engineer to join their team in Belfast. The role involves working on dynamic web ordering platforms and requires 3+ years of experience. Skills in React, TypeScript, and NextJS are essential. This position is fully remote, providing flexibility to work from anywhere in Northern Ireland. Join a supportive team to create ...