1 to 25 of 38 Permanent React Jobs in Newcastle upon Tyne

leaders. Hard Skills Required • Software Engineering: Strong in at least one modern language (JavaScript/TypeScript, Java, Python) • Web & Product Development: Frameworks (React, Node.js, Django/Flask) • AI, GenAI and LLMs: OpenAI, Gemini, Grok, Llama • Agentic AI: Frameworks (langchain, langgraph, Google ADK) • AI enabled code tooling: Cursor, Windsurf, GitHub copilot ...

company. BS/MS in Computer Science or related technical discipline Preferable from premiere institute. Well versed with front end technologies and frameworks like React, Angular, Vue, Advanced JavaScript, HTML, CSS, SASS, LESS, Webpack Well versed with technologies and frameworks like JAVA/C#, Node, Python, Spring, AWS technologies like ...

focus on large-scale, complex systems. Polyglot engineer comfortable working across multiple languages and frameworks (weve used Python, Java, Kotlin, Node.js, C#, JavaScript, Express, React and Next.js to name a few). Passion for learning new technologies and helping others do the same. Proven track record of leading software architecture ...

exciting projects. Writing clean, maintainable code in Java, PHP or C#. Building responsive front-end interfaces using HTML, CSS, JavaScript, and frameworks like React, Vue.js, or Angular. Working with SQL databases and designing scalable, resilient architectures. Collaborating with designers and developers to deliver best-in-class digital solutions. Skills: Strong ...

week in a hybrid model. About you: You have strong C# .Net Core backend development skills You have JavaScript experience, combined with Angular or React You have experience with AWS and microservices You have a thorough understanding of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms ...

large-scale features. Advocate for continuous improvement across tooling, workflows, and engineering practices. Required Experience & Skills Extensive experience building production-grade web applications using React and TypeScript (or equivalent modern frameworks). Strong understanding of component-based architecture, state management, and responsive design. Deep knowledge of browser APIs, performance optimisation ...

technical or team lead role Strong ownership mindset; you execute and lead from the front Excellent communication and decision-making under ambiguity Node.js, React, and TypeScript Python for AI workflows and automation Microservices and distributed system design Experience with AI/LLM frameworks (e.g. LangChain, OpenAI API, Vertex, LiteLLM ...

ownership, and motivation matter more than ticking every box. What they're looking for Experience with (or enthusiasm to learn) JavaScript/TypeScript, Node.js, React, and AWS (Lambda, Fargate, S3) Exposure to modern testing tools such as Cypress, Playwright, Mocha, or Chai A pragmatic, methodical approach to improving legacy systems ...

Experience leading a software team and guiding architectural direction. • Deep experience developing modern web applications, ideally having launched a product to market. • Expertise in React, Redux, TypeScript, Python, FastAPI, and SQLAlchemy. • Strong understanding of cloud technologies (AWS preferred). • Excellent grasp of software architecture, design patterns, and scalable system design. ...

principles Nice to have Not essential, but any of these would be a bonus: Experience with a front-end/full-stack framework like React or Remix Experience with a back-end language, framework, or backend platform like Supabase Experience setting up or running A/B tests Experience building ...

automated testing • Solid understanding of the SDLC and agile methodologies • Experience working with CI/CD pipelines • Proficiency in TypeScript, JavaScript, and ideally ReactJS • Hands‐on experience with Playwright, Cypress, or Selenium • Familiarity with test management tools such as Xray • Knowledge of BDD frameworks (Gherkin/Cucumber) • Excellent analytical, problem ...

helping write them Mentor future hires as we grow - you'll be setting the technical culture for everyone who comes after Tech Stack; React TypeScript Next.js Python AI Tools ...

traffic, ensuring scalability, reliability, and performance Essential Skills Proven experience in a similar web development role Strong commercial experience with modern web technologies (TypeScript, React, or similar) Solid understanding of backend development principles Comfortable working across the stack and interested in full-stack engineering Why Apply? Join a highly respected ...

data handling, and AWS cloud technologies. Key Responsibilities Design, develop, and maintain backend services using TypeScript, Node.js, and PHP 8.1+ and modern JavaScript frameworks (React, Vue, or similar). Build and integrate cryptographic export and data protection components ensuring compliance with relevant standards. Develop and optimise RESTful and GraphQL APIs … TypeScript, JavaScript (ES2020+), and Node.js runtime internals. Experience with PHP 8.1+ (preferably Yii2 or Laravel frameworks). Solid front-end development experience with React, Next.js, Vue, or Svelte. Advanced SQL knowledge with MySQL/Aurora, including schema design and query optimisation. Experience designing and maintaining AWS DynamoDB schemas and indexes. ...

reviews, pairing, and technical guidance Contribute to cloud and platform decisions, including deployment and observability Tech Stack & Environment Frontend: Svelte (primary), with openness to React or Angular experience Strong focus on web components and reusable design systems Modern JavaScript/TypeScript Backend: Node.js or Python (microservices-based) API-driven architecture … Strong experience as a senior or lead fullstack engineer in modern web environments Deep knowledge of JavaScript and frontend architecture Experience with Svelte, React, or Angular (Svelte experience is a plus, not a requirement) Backend experience with Node.js and/or Python Solid understanding of microservices architecture Hands-on experience ...

collaborate directly with portfolio managers and the operations team, owning features from conception to deployment. The work splits roughly: 60% Web Development – React frontend + Python FastAPI backend for trade booking, dashboards, fund analytics, and reporting 30% Data and Domain Modelling – Data pipelines for research, modelling instrument and trade structures … will power the operational infrastructure for managing the portfolios—handling trade workflows, portfolio data, and analytics within days of writing it. The Stack Frontend: React, TypeScript (shadcn/ui, Vite, AG Grid) Backend: Python, FastAPI (SQLAlchemy ORM, MySQL, Redis, QuestDB) Infrastructure: AWS (EC2, S3, SQS, RDS), CloudFormation, Git, Cypress Integrations ...

data points every second • Building software solutions/products with scale, reliability and latency considerations in mind Skills: 5+ years of experience as a React Developer Strong knowledge of optimization/performance An interest in real time solutions A Computer Science Degree from a top tier University Experience working ...

next generation Financial Services Regulatory Compliance platform. This is a hands on role where you'll work across the stack, leading frontend development with React and Next.js while also contributing to a Python (FastAPI) backend that powers AI driven insights and data heavy systems. You'll have real ownership, influence … shape a platform used to simplify complex regulatory information. What you'll be doing Leading the development of responsive, high performance frontend features using React and Next.js Working closely with product, design, and data teams to create intuitive user experiences Building and maintaining scalable APIs and backend services in Python ...

will directly influence how our application looks, feels, and scales. Design and build scalable backend services using Node.js Create clean, reusable frontend components with React and TypeScript Work closely with engineers, designers, and product owners to ship valuable features Turn business ideas into clear, well-structured technical tasks Suggest … What You Bring 2+ years of experience working with JavaScript/TypeScript in a full-stack role Solid experience with Node.js and Express.js Strong React skills and a good grasp of modern frontend patterns Experience with relational databases (PostgreSQL, MySQL, or similar) Understanding of authentication and authorization (OAuth2, JWT) Familiarity ...

real engineering problems in lean environments, this is it. What You'll Do Full Stack Development: Ship features across backend (majority) and front end (React/Next.js). Hands-On Problem Solving: Own complex engineering challenges end-to-end in an environment with limited process and support. Integrations: Build … process—because you've done it before. Are comfortable taking responsibility for deployments, testing, reliability, debugging, and performance. Have strong experience with: Node.js, Express.js React/Next.js (or similar) PostgreSQL/SQL Firestore GCP & Firebase Thrive in fast-paced, ambiguous, high-ownership environments. Bonus: Experience in hospitality tech or fintech. ...

Your work will focus on: Designing and implementing robust event-driven microservices and APIs Building scalable, cloud-native systems on AWS Developing modern, responsive React front-ends Integrating LLM-powered capabilities into real-world workflows Collaborating closely with product and AI specialists to turn ideas into reliable, customer-ready features … What you'll be working with You should be comfortable with most of our core technologies: Node.js and TypeScript React and modern front-end tooling AWS (e.g., Lambda, ECS/Fargate, API Gateway, SQS/SNS, DynamoDB, RDS) NestJS or equivalent back-end frameworks Microservices and event-driven architectures ...

using frameworks such as FastAPI • Designing clean, scalable APIs used by both internal teams and external customers • Developing intuitive and responsive user interfaces using React • Shaping cloud infrastructure and deployment approaches • Writing well tested, maintainable code that is built for production • Improving reliability, performance and developer experience as the platform … pride in the quality of what you build. You will likely have experience with • Python in a backend environment using FastAPI, Flask or Django • React or a modern JavaScript framework on the frontend • API design and integration • Cloud platforms such as AWS, GCP or Azure • Testing, code quality and production ...

Figma (or similar) Portfolio showing end-to-end product design work Experience building and maintaining design systems Development HTML, CSS, JavaScript/TypeScript React (our stack is React + TypeScript + Tailwind) Comfortable turning designs into responsive, accessible interfaces Experience creating reusable component libraries Mobile development (React Native, iOS, Android ...

React/Next.js Developer – Contract (Outside IR35) Location: Remote (UK-based preferred) Contract Length: 2 months Contract Type: Outside IR35 Rate: £300 per day Start: ASAP Overview We're looking for an experienced React/Next.js Developer to join us on a short-term contract to help deliver and enhance … great opportunity for a contractor who can hit the ground running and add value quickly. Responsibilities Build and enhance frontend features using React and Next.js Translate designs and requirements into high-quality, maintainable code Work with APIs and backend services to integrate frontend functionality Optimise performance, accessibility, and SEO where ...

projects A willingness to both teach others and learn new techniques Grade and Role Title e.g. Software Engineer C9s C9 Full Stack Python/React developer Skills: Very brief, we go deeper later in the process Proficient in Python (4+ years) including: FastAPI ORM Agent frameworks MCP Proficient in React ...