1 to 25 of 41 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 ...

existing approaches and drive change Preferred Qualifications Experience with CI/CD pipelines and DevOps practices Knowledge of microservices architecture Exposure to frontend technologies (React, Angular, etc.) Prior experience in financial services or regulated industries ...

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 ...

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 ...

Qualifications: GUI development frameworks such as eGUI, GTK, Tauri Yocto, Petalinux, and uBoot Python, Jupyter Notebooks, or Matlab Web development languages (HTML, Javascript, Typescript, React) IOS/Android development Experience with communications protocols - TCP, QUIC, WiFi Knowledge of GNU Radio and Software Defined Radios Experience with FPGAs and exposure ...

application software, Internet software or iOS/Android operating systems - Familiarity with front-end development technologies including but not limited to JavaScript frameworks (e.g., React, Angular, Vue.js), HTML5, CSS - Knowledge of operating system principles and experience in system architecture, performance, and power consumption optimization. - Experience in publishing academic papers ...

time in a senior or lead role Strong experience with Node.js (NestJS) and TypeScript A good knowledge of a Front End framework like Vue, React or Angular. Solid understanding of cloud infrastructure (preferably AWS) and CI/CD practices A thoughtful approach to system design, security, and performance at scale ...

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. ...

daily stand-ups Influence engineering practices and culture beyond your immediate team Essential Skills & Experience Strong proficiency in TypeScript Experience building production systems using React, React Native, Node.js, or similar frameworks Solid understanding of system design, scalable architecture, and full-stack development Experience with platforms and tools such ...

Senior Frontend developer focused on React. Responsibilities of the Senior Front End Developer: Assist in the design and implementation of frontend solutions using React, HTML, and CSS using modern JavaScript frameworks. Integrate RESTful API’s and backend data. Write unit tests using Jest. Implement and manage CI/CD pipelines. ...

kind you hope moon), remote-friendly vibes, and a budget for hardware that won't make you weep. You Are: A wizard with React, TypeScript, and the mystical arts of state management. Someone who sees a "minor CSS tweak" request and doesn't immediately draft their resignation letter. Intrigued ...

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 ...

years development experience. PHP - core tech requirement. Golang - they are increasingly using this so ideally they are looking for engineers who have this. JavaScript & React - mainly a backend role but frontend experience would be good. Other skills - SQL, APIs, Microservices, AWS - most of this is non-essential. Confident collaborating with ...

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 ...

lean preferred) Salary range: 100-150k Location: Central East London (x3 days per week onsite - Tues/Wed/Thurs) Tech stack includes: React, Angular, Typescript, NodeJS, NestJS, GCP, Python, PostgreSQL Current team size: x2 Engineers, x1 Data Scientist & x1 ML Engineer We're working with a SaaS startup ...

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 ...

make our products better. Tech stack You don't need experience with everything, but an appetite to learn and share knowledge is key. ReactJS, NextJS, Typescript, Playwright, EventStore, AWS. About you You love software engineering. You enjoy playing with new technologies, keeping ahead of trends, and sharing ideas. You care ...

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 ...

points every second • Building software solutions/products with scale, reliability and latency considerations in mind Skills: 2-6 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 ...

level, and see what it takes to win. This role will be demanding. What We're Looking For Exceptional aesthetics. Strong frontend engineering skills (React/TypeScript) with an eye for polish. Product sense for complex, information-dense interfaces, such as document workflows. Sharp intuition about LLMs ...

Full-Stack Python Engineer (Backend-leaning, React exposure) EdTech - Outside IR35 I'm supporting an EdTech start-up doing some genuinely exciting work in the learning space, and they're looking for a Full-Stack Python Engineer to join on a 6-month contract. This is a hands-on build … Head of Tech and contributing directly to core product features. It's mostly back-end-focused, but there will be some front-end React work initially, so full-stack experience is important. What they're looking for: A strong Python engineer (4–5 years) who's comfortable owning back ...

Engineer (React.js) - Global Markets Technology - Investment Bank Behind every trade, market move, and risk calculation, there's a user interface that needs to perform flawlessly. This leading global investment bank is seeking a UI Engineer (React.js) to join its Global Markets Technology team in London (hybrid, 3 days in office … that turn complexity into clarity for trading, risk, and analytics platforms used worldwide. Responsibilities: Design and develop high-quality UI components and applications using React.js, TypeScript, and modern JavaScript. Collaborate with UX, product, and backend teams to deliver seamless, user-centric solutions. Translate complex business and technical requirements into intuitive ...

using a code-first approach . Apply strong architectural principles and design patterns to deliver robust solutions. Collaborate with a cross-functional team (including React developers) to ensure seamless integration of front-end and back-end. Get hands-on with C#, .NET, SQL , Web APIs , and React for complex feature … Hands-on expertise in C#, .NET, SQL , and Web APIs . Cloud experience (Azure preferred, AWS considered). Knowledge of front-end technologies (ideally React but not essential) Ability to understand and guide front-end work within the overall architecture. Evidence of delivering complex technical solutions and influencing design decisions. ...