1 to 25 of 49 Permanent React Jobs in Belfast

stack products from user interfaces through to the supportive backend databases Build and maintain responsive, high-quality user interfaces using modern frameworks such as React, Angular or Vue. Design and implement robust APIs and services, ensuring security, reliability and maintainability. Work closely with product teams to understand complex business requirements ...

stack products from user interfaces through to the supportive backend databases Build and maintain responsive, high-quality user interfaces using modern frameworks such as React, Angular or Vue. Design and implement robust APIs and services, ensuring security, reliability and maintainability. Work closely with product teams to understand complex business requirements ...

development and delivery of full stack products from frontend to backend. Build and maintain responsive, high-quality user interfaces using modern frameworks such as React, Angular or Vue. Design and implement robust APIs and services, ensuring security, reliability and maintainability. Work closely with product teams to understand complex business requirements ...

other complex, transaction-heavy environments Experience with microservices, containerisation, and orchestration tools such as Docker or Kubernetes Familiarity with front-end technologies such as React or TypeScript alongside back-end development Why Apply? Salary from £75,000 Hybrid working model, Belfast-based Manager-level position within a globally recognised, market ...

experience and a genuine interest in designing and delivering scalable, high-quality software. Experience across some of the following would be beneficial: TypeScript, JavaScript, React and modern front-end frameworks Backend development using TypeScript, Java, C# or another object-oriented language REST APIs, GraphQL and WebSockets AWS and modern cloud ...

/Fargate DevOps & observability: CloudWatch, X-Ray, Dynatrace, monitoring pipelines Databases: SQL (PostgreSQL, MSSQL), NoSQL (DynamoDB, DocumentDB), Graph (Neptune with Cypher) Frontend interest: React, Angular or mobile development understanding LLM integration: Prompt and context engineering patterns We are committed to attracting diverse talent and supporting flexible working. Applications from candidates ...

Python Deep experience with backend frameworks such as Spring Boot/Spring Core and Flask/FastAPI Solid frontend experience with modern JavaScript frameworks (React, Angular, or Vue) Experience designing and delivering scalable, cloud‐native applications Exposure to Gen‐AI concepts including: Large Language Models (LLMs) and transformer‐based systems ...

Python*** Deep experience with backend frameworks such as **Spring Boot/Spring Core** and **Flask/FastAPI*** Solid frontend experience with **modern JavaScript frameworks** (React, Angular, or Vue)* Experience designing and delivering **scalable, cloud‐native applications*** Exposure to Gen‐AI concepts including: + Large Language Models (LLMs) and transformer‐based ...

By Joining Citi, you will become part of a global organisation whose mission is to serve as a trusted partner to our clients by responsibly providing financial services that enable growth and economic progress. Citi ...

years experience in a full stack or front end/back end software engineering role with Typescript Experience with modern JavaScript frameworks such as React Solid backend development experience (Node.js) Experience with AWS (Lambda, API Gateway, AppSync, Fargate) Microservices, event-driven architecture & messaging systems Strong database experience (SQL & NoSQL ...

modern development workflows Docker Cloud platforms such as AWS, Azure or GCP Automated testing and good software engineering practices Exposure to Kubernetes, React, graph technologies or AI-related development would be useful, but none are essential. More important is a strong foundation in software development, a willingness to learn ...

operations and business stakeholders. Analyze issue patterns to drive improvements. Guide documentation efforts. Key Skills and Experience required: Java & Test-Driven Development are essential. React Front End Development Extensive experience system analysis and in programming of software applications Experience in managing and implementing successful projects Subject Matter Expert ...

Bring You'll ideally have experience with most of the following: Commercial experience building applications using TypeScript and Node.js Modern frontend development with React or similar frameworks Experience developing cloud-hosted applications (AWS preferred) REST APIs and microservice architecture SQL databases and data modelling CI/CD pipelines and modern ...

Agile Environment Nice to haves: Strong engineering principles Excellent communication skills - written and verbal Experience in security‐first technical architecture Experience in React and NextJS Our Benefits Join a scaling fintech building the next generation of investment banking. You’ll work at the intersection of capital markets and cutting‐edge ...

understanding of user needs and contributing to the overall product vision. Our tech stack is diverse, encompassing (but not limited to) Python, Go, TypeScript, React, Kubernetes, Mongo, and Generative AI features requiring adaptability and a willingness to learn. **Responsibilities:*** Work with a wide variety of Citi teams (not limited ...

with product and design teams Write clean, maintainable code Participate in code reviews Requirements 5+ years of full-stack development experience Expert knowledge of React and Node.js Experience with TypeScript Strong understanding of database design Experience with cloud platforms (AWS/Azure) #J-18808-Ljbffr ...

trade booking and life cycle processes Knowledge/experience of FIX in equity order management or request for quote flows. Additional technology experience: React JS, Apache NiFi, MongoDB, Solace or similar messaging middleware Education: Bachelor’s degree or equivalent experience required Master’s degree preferred This job description provides ...

shipped projects. Working knowledge of C# and .NET, and comfort reading code you didn't write. Some experience building web UIs. We use React and TypeScript, but any modern framework is a fine starting point. Comfortable with SQL and relational data. A lot of our work is understanding how data ...

Full Stack or Front/Backend Engineer in Typescript in a professional environment. Front-end skills Proficient in HTML5, CSS3, and Typescript Proficient in React, Redux, ReactQuery Experience with modern JavaScript frameworks - React Knowledge of version control systems (Git) Understanding of cross-browser compatibility Familiarity with RESTful APIs, GraphQL ...

Front/Backend Engineer in Typescript in a professional environment.* Front-end skills + Proficient in HTML5, CSS3, and Typescript + Proficient in React, Redux, ReactQuery + Experience with modern JavaScript frameworks - React + Knowledge of version control systems (Git) + Understanding of cross-browser compatibility + Familiarity with RESTful ...

ability to learn and ship matter more. Useful experience Experience with any of the following is useful, but not required: TypeScript, JavaScript, Node.js, React, Svelte, or similar Full-stack SaaS products Databases, APIs, and third-party integrations Workflow or automation products Internal tools, low-code, or developer tools LLMs, agents ...

especially when working in hybrid teams. Experience with AWS/Azure/DigitalOcean or other cloud platforms. Knowledge of front-end frameworks (e.g. Blade, React) for API integration. Contributions to open-source projects or involvement in the Laravel community. Working knowledge of unit testing and automated testing tools What ...

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 ...

Full Stack Developer (Python/TypeScript/GenAI) for a GenAI platform program at a major global enterprise. The role covers Python, TypeScript, React and Node.js with AWS/Azure cloud architecture, delivering production GenAI systems used across global operations. This hybrid role focuses on feature implementation, system integration, cloud ...

with AWS and other engineers. You will mentor juniors, own features end-to-end, and contribute to scalable microservices, GraphQL and REST APIs using React, TypeScript and cloud services. The role is hybrid, based in Belfast City Quays. #J-18808-Ljbffr ...