51 to 68 of 68 React Jobs in the City of London

stay hands-on while helping a team build technology that makes a meaningful difference? We're recruiting a Full Stack Engineering Lead (TypeScript, React, Node) for a tech for good business in central London (near Holborn). This is an opportunity to combine technical leadership, practical engineering and a clear … development skills with JavaScript/Typescript and Node.js. Experience building APIs, backend services and cloud-based applications. Familiarity with modern frontend frameworks such as React or Vue. A solid understanding of system design, databases, performance and scalability. Experience with cloud infrastructure, ideally AWS, alongside CI/CD and production monitoring. ...

engineers from other squads to make decisions around technologies, patterns, and approaches to adopt. What you bring Experience with front-end technologies, such as React, Webpack, TypeScript, Redux, and Material UI. Experience building and operating large scale and highly available microservices deployed to the cloud. Experience building microservices with latest ...

contribute to development across our web and mobile applications. You’ll build your skills across a Scala + Play Framework backend and a React + AG-Grid front-end, while using gRPC to communicate with our core product’s backend systems. Working with guidance from senior engineers, you’ll help … product stakeholders to understand requirements, clarify details, and deliver practical solutions. Tech Stack Backend: Scala, Play Framework, REST/JSON and gRPC Frontend: React, TypeScript, AG-Grid Mobile: Current app in CodenameOne, target migration to React Native (or similar JS-based cross-platform framework) Tooling: Jenkins, GitLab, SonarQube, IntelliJ IDEA ...

understand the problem, shape the user experience, think through the system design and then build high‐quality software. The role is primarily focused on React, TypeScript and modern user experience development, but the expectation is broader than UI delivery. You will work close to lawyers, knowledge teams, innovation teams … document previews, citation views, agent workflows, feedback loops, dashboards, admin screens and embedded components for tools lawyers already use. You will mainly work in React and TypeScript, building polished, enterprise‐grade applications that are fast, accessible, secure and suitable for professional legal users. You will work with AI engineers, retrieval ...

customers and internal teams interact with ACE, turning complex operational, sensor and AI-generated data into intuitive, reliable and actionable experiences. Working primarily with React and TypeScript, you will take ownership of frontend features from design and architecture through to implementation, testing and deployment. You will work closely with Product … product experiences that can operate reliably in real-world data centre environments. Duties and Responsibilities Design, build and maintain production-grade frontend applications using React, TypeScript and Next. Build intuitive interfaces that make complex operational, time-series and AI-generated data easy for users to understand and act upon. Develop ...

Fully Remote Senior Full Stack Python Developer (Python, Django, SQL/Postgres, Typescript, ReactJS) - Solo Python Developer Role - Up to £65,000 - Fully Remote (They do have an office based near Gatwick Airport if you want to work from an office) - Open to applicants in the UK Only (No Sponsorship … team. For this role I am looking for a Senior Full Stack Python Developer with: Minimum 5 years Python development experience + 2 years ReactJS experience Someone who has experience of working in small teams and perhaps in solo Python roles Strong English speaking skills Someone who is used ...

/no code Palantir Foundry tooling, or Python and PySpark code repos - to building user-facing front-end applications and widgets in TypeScript or REACT Lead Client Advisory: Sit directly alongside clients, goals and requirements and translate complex technical language into stakeholder appropriate communication AI Integration: Actively embed AI workflows … decompose complex use cases and architect solutions than rote memorising of coding syntax Fluency in core languages (Python, SQL, TypeScript and/or REACT) and the capability to pick up others quickly. You should understand data engineering principles, ETL pipelines, and application development Familiarity with Palantir (Foundry, Gotham, or similar ...

practices and mentor the team as it grows. You will work across front-end and back-end, ensuring secure, scalable multi-tenant applications using React, TypeScript, .NET Core, Node.js and REST/GraphQL, while guiding architecture and delivery. #J-18808-Ljbffr ...

Forward Deployed Engineer (AI & Full-Stack) Remote (UK-based) 6-Month Initial Contract £60 per hour (Umbrella) Inside IR35 Stack: Go, React/TypeScript, GCP (Cloud Run, Pub/Sub), PostgreSQL, Automated AI Workflows A well established firm is looking for a hands-on Forward Deployed Engineer to join … Build and maintain backend services, messaging tools, and database routines in Go. Update the User Interface: Make targeted updates to screens and forms using React and TypeScript so clients can see and use new features. Connect Existing Software: Plug our system into standard client software (like SAP, Microsoft Teams/ ...

/no code Palantir Foundry tooling, or Python and PySpark code repos - to building user-facing front-end applications and widgets in TypeScript or REACT Client Advisory & Translation: Sit directly alongside clients, distinguish their goals and requirements and translate complex technical language into stakeholder appropriate communication AI Integration: Actively embed … decompose complex use cases and architect solutions than rote memorising of coding syntax Fluency in core languages (Python, SQL, TypeScript and/or REACT) and the capability to pick up others quickly. You should understand data engineering principles, ETL pipelines, and application development Familiarity with Palantir (Foundry, Gotham, or similar ...

help design and deliver secure, scalable payment features in a cloud-based environment, collaborating across squads to set technical direction. You will work with React, TypeScript and microservices, contribute to automated testing, and participate in on-call rotations to ensure high availability and reliability for customers worldwide. #J-18808-Ljbffr ...

Group - Climate positive tech recruitment - We're on a mission to put people and the planet before profit, leaving the... Job Title: Front End React Developer (Contract) Start Date: ASAP About the Role We're seeking a talented and experienced Front End React Developer to join our team … development role with a strong focus on clean, scalable code and modern UI/UX practices. Responsibilities Develop and maintain responsive web applications using React.js Collaborate with designers, backend developers, and stakeholders to deliver high-quality features Write clean, maintainable, and well-documented code Participate in code reviews and contribute ...

Tech Lead - Node.js/React/Typescript/MongoDB/AWS - is required by fast growing and highly successful health tech organisation. The Tech Lead is the technical heartbeat of a product squad, responsible for balancing hands-on engineering, mentorship, and strategic technical decision-making to drive high-impact outcomes ...

Front End Engineer React | TypeScript | Snowflake | Streamlit Location: Liverpool or London Working pattern: Hybrid Contract: 12 month fixed term contract We're recruiting for a Front End Engineer to join an established financial services business, building applications that help users explore complex data and make informed investment decisions. … users, product teams and data engineers, you’ll have input into solution design, usability and software quality. The role Build and enhance applications using React, TypeScript and Streamlit on the Snowflake platform. Create interactive dashboards, charts and data grids that perform effectively with large datasets. Develop tools for comparing portfolios ...

Areti Group in London is seeking a skilled Front End React Developer to join on a contract basis. You will build and enhance user-facing features for a high-impact digital product, focusing on clean, scalable code and modern UI/UX practices. Candidates should have hands-on experience with … React.js, state management (Redux/Zustand), RESTful APIs, and modern build tools. Collaboration with designers and backend developers is essential, with attention to accessibility and best practices. #J-18808-Ljbffr ...

join the FlexONE team in London. You'll contribute to development across web and mobile applications using a Scala + Play backend and a React + AG-Grid frontend, building features, fixing issues and improving usability. The role offers collaboration with senior engineers, guidance, and opportunities to learn Scala/ ...

product. You will design and implement interfaces that translate complex sensor, time-series and AI-generated data into intuitive, reliable experiences. Working primarily with React and TypeScript, you will own frontend features end-to-end—from design through testing and deployment—collaborating with Product, Design and Backend teams to deliver ...

Design, and other engineers to ship reliable agentic experiences. What you'll do here Design and build production systems in Go, with work across React and TypeScript where needed. Contribute to design reviews, code reviews, and technical discussions. What we're looking for Strong experience building and operating production software … systems. Hands-on experience with Go. Experience with React and TypeScript. Experience building systems around LLMs or agentic workflows. Experience with start ups is beneficial but not essential This is a great opportunity to join a thriving start up business who are genuinely investing in getting the right talent ...