1 to 25 of 323 React Jobs in London

Front-End Developer (React and React Native) Competitive Bromley,Kent Fixed Term Contract Full-Time We’re looking for an experienced Frontend Developer (React & React Native) to join our Digital Solutions team on a 12-month fixed-term contract. In this hands-on role, you’ll play a key part … involved across the full development lifecycle from collaborating with the business to understand customer needs, through design and build, to testing and release. Strong React and React Native expertise, a passion for clean, scalable front-end development, and a customer-first mindset will be critical to your success. What ...

will also have: 5+ years experience of building microservices with Java (Spring Boot) Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS Experience using version control software - Git Experience using online version control tools - GitHub, GitLab etc Experience using Docker, Docker Compose Experience with ...

experience of building microservices with Java (Spring Boot) (and NodeJS as a bonus) Experience using JavaScript/Typescript to build fronted web applications using React, HTML and CSS Experience with cloud technologies such AWS or Azure Experience with CI/CD (Gitlab, GitHub, Jenkins) Experience using version control software ...

Technical Expertise Backend Development : Experience in building microservices using either Python with FastAPI , or TypeScript with Express or equivalent Frontend Development : Experience in building React applications using TypeScript, leveraging frameworks such as Next.js or Vite . GenAI Frameworks : Familiarity with tools like LangChain , LangGraph , CrewAI , or Vercel AI (in Python ...

major ecosystem (e.g., Java/Spring Boot , Python/FastAPI , Node.js/TypeScript , or Go ). Frontend Familiarity: Experience with modern frameworks like React , Next.js , or Vue.js (even for backend-leaning roles). Database Management: Proficiency in SQL ( PostgreSQL , MySQL ) and familiarity with NoSQL ( MongoDB , Redis ). Cloud & DevOps: Working ...

including design, development, testing, and deployment. Some of the languages and frameworks our teams work with: Java Python C#/.NET Full stack JavaScript (React, Node.js etc.) We expect you to have deep experience in at least one of the above, you will also be flexible and comfortable picking ...

including design, development, testing, and deployment. Some of the languages and frameworks our teams work with: Java Python C#/.NET Full stack JavaScript (React, Node.js etc.) We expect you to have deep experience in at least one of the above, you will also be flexible and comfortable picking ...

/.NET, TypeScript/Node, Ruby, PHP, Scala, Rust Hands-on experience with modern frameworks (Spring, .NET, Django, FastAPI, Rails, Express/NestJS, Laravel, React, Vue, Next.js, Angular or equivalent) Solid grounding in REST and/or GraphQL API design Working knowledge of relational and NoSQL databases—query design, indexing ...

clients. YOUR PROFILE Required Extensive experience building services using ASP.NET Core and C# Experience developing front-end web applications using modern frameworks such as React, Angular , or Blazor/Razor Experience with cloud technologies such as AWS or Azure Experience with CI/CD pipelines (e.g., GitLab, GitHub, Jenkins ...

focus on emerging technologies and innovation Nice-to-Have Experience with AWS or GCP ML platforms (e.g., SageMaker, Vertex AI) Front‐end development (React) or backend development (.NET/C#) Commercial awareness and understanding of business value delivery #J-18808-Ljbffr ...

Additional Skills Experience bu ilding low-latency, high-throughput systems. Strong understanding of software design patterns and system design. Exposure to full-stack development (React, TypeScript) is a plus. Domain Experience (Must have) Financial Markets or Investment Banking. Derivatives or e-trading platforms. What We’re Looking For Strong problem ...

have skills: AWS Knowledge of Open Source BPMN workflow engines (Camunda, Activiti or Flowable) Experience on a front-end javascript framework such as react, angular or vue.js RedHat OpenShift for container orchestration Knowledge of NCSCs 14 cloud security principles. SC Clearance: Zaizi works with UK Central Government departments ...

within Umbraco Experience deploying or supporting applications in Azure (App Service, SQL Database, Blob Storage, Azure Front Door) Front-end exposure (e.g. JavaScript, CSS, React or similar a bonus) Familiarity with CI/CD pipelines and DevOps practices Experience writing unit and integration tests Awareness of application security best practices ...

work with the following technologies to ensure scalable, high-performance applications: Programming Languages: JavaScript/TypeScript, Java, C# Frameworks: Vue/Angular/React/Node/Next, Spring/Spring Boot, .NET/ASP.NET Cloud platforms: AWS, GCP, Azure CI/CD:Jenkins, GitHub Actions, Azure DevOps IaC: Terraform ...

increasing responsibility. · Proven experience in implementing AI-driven applications and SaaS (multi-tenant) solutions. · Strong technical proficiency in both frontend and backend development (e.g., React, Python, Java, Typescript). · Proven experience with systems design, design patterns, architectural trade-offs, and integration best practices. · Proven experience with automated testing frameworks (e.g. ...

Join a fast-growing company with strong financial backing and a decade of experience in this space * Work with an exciting tech stack (React, React Native, Relay, GraphQL, Django, Kubernetes, AWS) * Since you're joining a small team, there's a real opportunity to progress quickly over the next … technical side * A strong desire to keep learning new things! * 1+ years relevant experience, with knowledge of: * Modern Javascript/front-end development skills * React * Server-side experience (we use Python/Django) * SQL databases (we use PostgreSQL) and APIs Bonus points for: * React Native or mobile application development * Experience ...

Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native (back end leaning) Why? start-up financial services, revolutionising the industry Start : ASAP Inside IR35 £400 day rate Location : Hybrid - 1-3 days in the office (Central London) Our Client A start-up FinTech is launching credit card, personal loans … similar role with a strong portfolio of projects (back end leaning) Expertise in Node.js and AWS Lambda for serverless backend services. Proficiency in React with Next.js for frontend development. Proficiency in TypeScript, JavaScript and experience with infrastructure as code using Terraform. Beneficial experience of React Native Understanding of RESTful APIs ...

Full Stack Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native (back end leaning) Why? start-up financial services, revolutionising the industry Start : ASAP Inside IR35 £400 day rate Location : Hybrid - 1-3 days in the office (Central London) Our Client A start-up FinTech is launching credit card … similar role with a strong portfolio of projects (back end leaning) Expertise in Node.js and AWS Lambda for serverless backend services. Proficiency in React with Next.js for frontend development. Proficiency in TypeScript, JavaScript and experience with infrastructure as code using Terraform. Beneficial experience of React Native Understanding of RESTful APIs ...

Sitecore, Optimizely, Umbraco, Alterian, Immediacy, Ektron, Kentico, Sitefinity or dotnetnuke. Our client can provide you with industry recognised training in: .NET 10.0, JavaScript, React, Angular 21, Microservices, MongoDB, Vue.js, TypeScript, Azure, AWS, ASP.NET Core Web API, Entity Framework, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. This ...

backend and DevOps teams across the full delivery lifecycle Required Experience Strong experience in UI or Frontend Architecture within complex environments Expertise in React, JavaScript (ES6+), TypeScript, HTML5 and CSS3 Experience designing SPA or micro-frontend architectures Strong understanding of API integration (REST, API gateway patterns, BFF) Experience working ...

Desirable Experience: Payments, FX, fintech, banking, or regulated financial services. Legacy modernization involving VB.NET, VB6, or older .NET Framework systems. Front-end development using React, Blazor, or similar frameworks. Third-party integrations and vendor platforms. Performance tuning, observability, monitoring, and production support. Benefits & Perks 4 X Life insurance Pension scheme ...

Software Engineer Tech : AWS, NodeJS, TypeScript, JavaScript, ReactJS, React Native (back end leaning) Why? start-up financial services, revolutionising the industry Day Rate : Inside IR35 £400 day rate Start : ASAP Location : Hybrid - 1-2 days in the office (Central London) Our Client A start-up FinTech is launching credit card … similar role with a strong portfolio of projects (back end leaning) Expertise in Node.js and AWS Lambda for serverless backend services. Proficiency in React with Next.js for frontend development. Proficiency in TypeScript, JavaScript and experience with infrastructure as code using Terraform. Beneficial experience of React Native Understanding of RESTful APIs ...

performance and observability* Experience with monitoring tools such as CloudWatch and/or Datadog* Experience with testing strategy and LLM evaluation Nice to have: * React, Next.js and TypeScript experience* Experience delivering AI-enabled user experiences, such as chat-based interfaces or intelligent workflows* Familiarity with GenAI concepts, including LLMs ...

technical environments. Core Skills 5+ years building and shipping production software Strong full-stack engineering background in high-scale environments Strong frontend capabilities with React, TypeScript and Next.js Strong backend engineering expertise in Go Ability to adapt quickly to new tools, systems and technical challenges Strong systems design skills across ...

PyTorch/TensorFlow, MLflow; 3-5+ years of experience in designing and developing scalable web applications using modern front-end frameworks such as React/TypeScript. Experience working in high-performance teams using Agile methodologies. Experience with CI/CD concepts and implementing build and deployment pipelines incorporating Security ...