26 to 50 of 54 React Jobs in Northern Ireland

have a third-level qualification in Computer Science or a related subject, and can demonstrate strong experience in Java, spring, SQL, angular OR react (full stack role) and the full software development lifecycle, we want to hear from you. #J-18808-Ljbffr ...

haves: Experience working in regulated or high‐trust environments Knowledge of zero‐downtime deployment patterns and rollback strategies Exposure to Next.js, Node.js, or React‐based applications from an ops perspective Understanding of secrets management and zero‐trust networking Our Benefits Join a scaling fintech building the next generation of investment ...

seeking an AWS Cloud Engineer to design, build and operate cloud-native solutions on AWS. You will work with frontend and backend teams using React, TypeScript and Python to ensure secure, scalable and observable platforms. You will shape cloud architecture, automate infrastructure, and optimise environments for AI‐driven products ...

Developer to join our development team. The successful candidate will work alongside experienced developers to build, test, and maintain web applications using React on the frontend and Java on the backend. This role is ideal for someone looking to develop their software engineering skills in a collaborative environment.Responsibilities:Utilize knowledge … development best practices.Required Skills & QualificationsEducationBachelor's degree in Computer Science, Software Engineering, or a related field (or equivalent practical experience).Technical SkillsCommercial experience of React.js, JavaScript, HTML, and CSS.Understanding of JavaFamiliarity with REST APIs.Knowledge of version control systems such as Git.Knowledge of Agile/Scrum methodologiesBasic understanding of SQL databases.Understanding ...

seeking a Senior Software Engineer to own and evolve Gavel, the enterprise auction platform. You will work across Node.js/NestJS backend APIs and React/Next.js front-ends, delivering reliable features and AI-assisted development workflows. Based in regional offices (Belfast, Glasgow, Newcastle or Dublin), you will collaborate with ...

other team members to understand business requirements and drive the solution design and development of our digital products. You will have strong experience on React with Python and Large Language Models (LLMs) to support and enhance our client’s AI-driven initiatives. Beyond technical expertise, you will follow software engineering … design, build, and support of scalable and secure full-stack web applications using FastAPI. Experience in Unit Testing with Jest Experience with GraphQL with React for efficient data fetching and state management is preferred. Consume and integrate RESTful APIs to efficiently connect frontend applications with backend services. Work with business ...

group of software engineering professional’s. Learning, developing your skills and becoming a rounded developer in the process. You will have experience with Python, React, and Large Language Models (LLMs) to support and enhance our client’s AI-driven initiatives. Beyond technical expertise, you will follow software engineering best practices … Team and an Agile environmentDesign, build and support scalable and secure full-stack web applications using Python (FastAPI)Exposure to front-end development using React/Typescript.Support and enhance existing web applications to ensure stability and performance.Work with business and technical stakeholders to turn requirements into technical solutions.Build and integrate ...

fastest-growing consultancies globallyJob DescriptionJob Summary: We are looking for a highly skilled and experienced Technical Lead with over 10+ years of expertise in React, Nodejs and AWS to join our innovative team. The ideal candidate will be responsible for designing and implementing robust, scalable, and high-performance software solutions. … least 3 years in technical leadership role in product development or services environment. Strong expertise in Nodejs, Express.js, and related frameworks. Good experience in React or similar front-end technologies. Good experience and certification in AWS cloud platform. In-depth knowledge of software architecture principles and design patterns. Experience with ...

Code projects as part of a collaborative team. Youll work with Dynamics 365 CE and Microsoft Power Platform, leveraging Dataverse, PCF, TypeScript/React and CI/CD practices to deliver secure, scalable solutions. #J-18808-Ljbffr ...

technical stakeholders Significant commercial experience operating at senior developer level in both back-end and front-end areas Nice to have Experience with React Native or React, or equivalent frameworks Experience in writing automated unit tests using NUNIT Good understanding of waterfall, agile and scrum development methodologies, and their practical ...

significant experience working with TypeScript and React. Any further experience with Next.js/Angular/Vue.js is beneficial Experience with mobile development frameworks like React Native is beneficial. Experience with GraphQL, preferably using Apollo Client with React for efficient data fetching and state management. Experience in Unit Testing with Jest ...

significant experience working with TypeScript and React. Any further experience with Next.js/Angular/Vue.js is beneficial Experience with mobile development frameworks like React Native is beneficial. Experience with GraphQL, preferably using Apollo Client with React for efficient data fetching and state management. Experience in Unit Testing with Jest ...

platform Design and implement APIs to expose data for downstream consumers Contribute to cloud-based data platform development in AWS Support lightweight frontend work (React/TypeScript) for data-focused tools where needed Implement observability practices (logging, monitoring, tracing) across data pipelines and APIs Improve reliability, performance, and failure handling … requirements Good communication skills and experience working in cross-functional teams Nice to Have Experience with TypeScript or JavaScript Experience contributing to frontend applications (React) Familiarity with observability tooling (logging, monitoring, tracing) Experience with data modelling and metadata management Exposure to CI/CD practices for data pipelines and services ...

Job ID: 100308147904Posted: 2026-09-07Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiCiti is a world-leading global bank. We have approximately 200 million customer accounts and a presence in more ...

engineering roles. Your day-to-day Own the design and delivery of Pitchside Experience features end-to-end, across our React Native app and web front end. Show strong design judgement on ambiguous problems, and know when a simple solution beats a clever one. Mentor other engineers and raise … design discussions. Work closely with product, design and other squads to turn vague problems into clear, sequenced plans. You should apply if you have React or React Native frontend experience, or the desire to learn it you have strong experience of software development you’re comfortable across the stack your ...

Title: Senior Framework Architect ( React ) Job Location: Belfast , UK Job Type: Permanent Job Description: The Senior Framework architect will lead the development of the React codebase for our internal design system, strongly contributing to the development and strategic technical direction of internal frameworks, products and systems. You will ensure stability … produce code that aligns to the standards defined in our internal design library. Your primary task is to help build and maintain the internal React framework, which is used to create innovative and intuitive digital products that deliver best-in-class user experience and usability to our clients, both internally ...

while working closely with the application layer across both frontend and backend services. You'll collaborate with software engineers to ensure applications built with React, TypeScript and Python are secure, scalable, observable and production‐ready. You’ll play a key role in shaping cloud architecture, automating infrastructure, improving developer experience … Code using Terraform, CloudFormation or AWS CDK Build and support scalable, secure and resilient application platforms Work closely with engineers developing applications in React, TypeScript and Python Support the deployment and operation of frontend and backend services Design and manage containerised environments using Docker and Kubernetes Build and improve ...

deploy, monitor, and control AI security agents.Responsibilities You will set the technical direction for Mission Control's UI across the full stack: React front end, the APIs behind it, and the automation that deploys and tests your work. You will be the integrator across product, design, and backend — bringing Figma … Belfast officeExtensive meaningful hands-on engineering experience developing large scale systems using JavaScript, TypeScript, or similar.Direct hands-on experience with and deep knowledge of React and TypeScript, plus one or more UI back-ends (Rails, Swing, Node, etc.).Micro-frontend (MFE) experience, or a desire to ramp into it quickly.Cloud ...

deploy, monitor, and control AI security agents. Responsibilities You will set the technical direction for Mission Control's UI across the full stack: React front end, the APIs behind it, and the automation that deploys and tests your work. You will be the integrator across product, design, and backend - bringing … Extensive meaningful hands-on engineering experience developing large scale systems using JavaScript, TypeScript, or similar. Direct hands-on experience with and deep knowledge of React and TypeScript, plus one or more UI back-ends (Rails, Swing, Node, etc.). Micro-frontend (MFE) experience, or a desire to ramp into ...

Job ID: 93953668112Posted: 2026-08-21Location: Belfast, Northern Ireland, United KingdomCategory: Technology, Applications Development, ProfessionalCompany: CitiWe’re looking for a hands-on engineering lead with a passion for building AI-powered products and shaping ...

We’re looking for a hands-on engineering lead with a passion for building AI-powered products and shaping engineering culture. You’ll provide technical leadership while remaining close to the code, partnering with teams ...

Build modern, responsive web applications using React and TypeScript Design scalable, maintainable UI architectures and reusable component libraries Develop backend services, primarily in Python Integrate with REST and GraphQL APIs Design, build, and operate cloud-native solutions on AWS Work with AWS services to deliver secure, scalable, and resilient applications … across both application and AWS infrastructure layers Collaborate with engineers, designers, and stakeholders to deliver production-ready systems Requirements Strong experience building applications with React and TypeScript Experience developing backend services using Python Hands-on experience working with AWS in production environments Understanding of cloud-native architecture and distributed systems ...

operations and the public-facing auction website. It has been built as a modern TypeScript solution using a Node.js backend API with NestJS, a React administrative portal, and a Next.js customer-facing website. The product is hosted on a contemporary AWS cloud architecture using infrastructure as code … reduce external dependency. Key Responsibilities Deliver feature improvements, new features and bug fixes across the Gavel monorepo, including the Node.js/NestJS backend API, React admin portal and Next.js public website, with a focus on reliability, accessibility, performance and maintainability. Maintain and evolve the backend API, developed using Node.js, NestJS ...

Falconsmartit in Belfast, UK, seeks a Senior Framework Architect (React) to lead the development of the React UI Library for our internal Design System. You will work with the Design and Technology teams to ensure the framework is stable, scalable and aligned with our design standards. The role requires … years of experience with TypeScript, React and design systems, plus strong knowledge of HTML/CSS. Expect collaboration across squads, agile processes and modern tooling such as Bitbucket, #J-18808-Ljbffr ...

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 ...