226 to 250 of 374 React Jobs in the City of London

pace, rapid growth, involvement in the entire product development process and a high degree of ambiguity. Must have experience working in Financial Services/Payments domain. Technology Stack: Typescript, React, Next JS, NodeJS, Express, PostgreSQL. If you're interested in hearing more about this opportunity, please apply with your most up-to-date CV More ❯

needed Help shape engineering culture, mentor others, and drive quality What You’ll Bring 6+ years of experience building secure, responsive web apps (HTML5, CSS3, TypeScript) Deep knowledge of ReactJS and modern state management (Redux, Zustand, etc.) A strong eye for design and seamless user experience Comfort in ambiguity and rapid prototyping Curiosity about full-stack and real-time (socket More ❯

in data visualisation and a solid understanding of large datasets and real-time data interaction. Required Experience: Strong experience in JavaScript UI development Proven experience with Vue.js (experience with React or Angular is also acceptable if comfortable working with Vue) Strong expertise in data visualisation and charting Experience with grid libraries such as AG Grid (or alternatives like DevExtreme, Kendo More ❯

but to have a real impact on product design, technical decisions, and industry-leading greenfield projects. Tech-wise, they’re all about modern JavaScript and TypeScript, utilising Node and React within a “you build it, you run it environment " with AWS and Kubernetes. Can you also speak GraphQL-oquently about APIs? The platform has recently fully migrated over to using More ❯

for exceptional candidates) 🏙Working Arrangement: Hybrid (3 days in office), London 📝 Employment Type: Permanent ✅ Core Tech : Python, PostgreSQL, AWS ☑ Other Tech: BigQuery, pub/sub, Celery, Redis, RabbitMQ, Typescript, React ⚠ Opportunity to scale an innovative ML learning product to meet growing customer demand ⚠ We've recently partnered with an incredibly exciting London-based start-up who are just about to More ❯

for the frontend team, looking to grow to 5 engineers by end of 2025. What They’re Looking For: Deep frontend engineering experience using modern JavaScript/TypeScript frameworks (React, Angular, or similar). Comfort designing frontend architectures in greenfield environments A CS or technical background - you understand what’s happening under the hood Bonus: experience with 3D/mapping More ❯

Candidate: Proven track record as a Product Owner or Product Manager in B2B SaaS in FinTech, RegTech, or compliance Technically fluent and confident working closely with engineering teams (e.g. React, Node.js, Python) Experience working in fast-paced startup settings with a strong focus on product-market fit Strong customer focus with a growth mindset and excellent communication skills Reach out More ❯

re building cutting-edge technology that leverages the latest advances in AI to solve high-impact problems. 🛠️ Tech Stack: Python - core backend and ML integration TypeScript/Node.js/React - full-stack development AWS - scalable, production-grade infrastructure This is a hands-on role where you’ll work across the stack and have real influence over the architecture, tooling, and More ❯

ideally in startup or scale-up environments. Technical leadership, either as a Tech Lead or hands-on Engineering Manager. Building and scaling production systems using most of their stack: React, Next.js, TypeScript, Vercel AWS, Golang, Postgres, Kafka, Redis Driving projects from design through to implementation and production monitoring. Collaborating closely with cross-functional teams to ship user-centric features. Note More ❯

think How to Build an MVP (Michael Seibel) Code-first vs Product-first (Zach Lloyd) Simple Made Easy (Rich Hickey) (First 25mins) 🖥️ Our Tech Stack Golang (Backend) Typescript/React/NextJS (Frontend) Terraform for managing infrastructure AWS for cloud Docker PostgreSQL database GraphQL, Hasura, Apollo Client Company benefits Equity options included in all offers 🏥 Private health care including mental More ❯

deployed to users Strong understanding of product development and navigating large codebases Located in London/Paris and open to working in office Tech Stack: Python FastAPI Typescript + React Open source LLMs On premise deployments Benefits Currently Offered (likely to improve as company grows): 100% coverage for travel expenses Childcare support Min. 3 months fully paid parental leave More ❯

solutions and the rationale behind decision-making to both technical and non-technical audiences through documentation and presentations. Exposure to two or more software development languages (e.g. Java, JavaScript, React) Excellent communication and stakeholder management skills Preferred Experience with other systems such as LabWare, LabVantage, IDBS, SampleManager, Nugenesis, Empower Experience in cloud-based technologies (e.g. AWS, Kubernetes, Kafka, Snowflake, MongoDB More ❯

Software Engineer - Up to £120k + Equity Salary: £80,000 – £120,000 + Equity About Them Our client are a fast-growing AI startup revolutionising the video intelligence space. They've been building a cutting-edge video AI platform that More ❯

Mars Petcare consists of five Divisions: Pet Nutrition, Royal Canin, Mars Veterinary Health & Diagnostics and Kinship. The Pet Nutrition division is currently embarking on a 3-year Digital Transformational program that aims to digitize Mars irreversibly. As part of our More ❯

Full Stack Engineer - Up to £120k + Equity Location: Central London, 5 days onsite Salary: £80,000 – £120,000 + Equity About Them Our client are a fast-growing AI startup revolutionising the video intelligence space. They've been building More ❯

Senior React Native Engineer/Outside IR35/Hybrid Working (1 day a week in London)/12 Month Contract I'm working exclusively with a client who are on the lookout for a Senior React Native Engineer to join their team in London. This role requires one day a site in their office in Central London. Role Requirements: React … Native React.js Typescript Desirable: Next.js Github Knowledge of AWS HTML/CSS Responsive Design If you are interested in this role, please apply or email your latest CV to (url removed) ASAP! Senior React Native Engineer/Outside IR35/Hybrid Working (1 day a week in London)/12 Month Contract More ❯

Senior Full Stack AI Engineer | Node.js | React.js | LLMs | Remote Europe | Up to £100K Maze is proud to be partnering on a retained basis with one of the fastest-growing platforms in the creator economy space to hire a Senior Full Stack AI Engineer . This is a high-impact role for an expert Full Stack Engineer with demonstrable experience implementing … AI models in production. Key Requirements Subject Matter Expert (SME) with Typescript, Node.js, React, Next.js Strong experience with LLMs, Image/Video generation, classification. Strong experience implementing AI models in production , through projects such as chatbots. Solid backend knowledge: APIs, caching, relational/non-relational databases Really nice to have - experience with GraphQL, tRPC, TanStack, AWS, Prisma Why join? Own More ❯

I am supporting a leading global FinTech based in London with their search for a Senior React Engineer. You will primarily be building a single system for their frontend/UI that will be used on all of the companies products (both internal & external). This will also integrate with AI and involve you collaborating with other Development teams across … the business - As it stands they have around 100 Developers (20% of the global business). You will be a SME with React & TypeScript and really drive engineering standards on the frontend across a variety of projects! Its completely greenfield and will give you a chance to make key decisions and put your stamp on the direction of the project … looking for someone who is passionate about development as a whole and really excited about UI/Frontend Development. You will need to have an in depth understanding of: React.js - 6+ years (Solid understanding of fundamentals & up to date with latest tools) TypeScript Next.js Frontend/UI Architecture Experience building internal tools/design systems Experience as a library maintainer More ❯

FULLY REMOTE and do not have office expectations. With this in mind, you'll need to be comfortable working remotely and independently. Key skills required 3-4 years experience React.js Typescript Next.js - A plus Python Django API Development AWS Nice to have: PostgreSQL This is a 2 stage interview process that will include a 30 min call with their CTO More ❯

FULLY REMOTE and do not have office expectations. With this in mind, you'll need to be comfortable working remotely and independently. Key skills required 3-4 years experience React.js Typescript Next.js - A plus Python Django API Development AWS Nice to have: PostgreSQL This is a 2 stage interview process that will include a 30 min call with their CTO More ❯

and deployment pipelines Collaborate closely with product, design, and engineering teams Contribute to technical strategy and mentor fellow engineers Key Requirements: Subject Matter Expert (SME) with Node.js, TypeScript, and React/Next.js Solid backend knowledge: APIs, caching, relational/non-relational databases A proactive, product-minded approach with a desire to move fast Really nice to have - Interest in AI More ❯

Senior Software Engineer (React/Python) Salary: Up to £120k Location: On-site (London) Senior Software Engineer (React/Python) - would you like the opportunity to work for a company that specialises in digital products and experiences, combining research, analysis and insights with technology and creativity to solve business challenges? They are looking 3x motivated, hands-on Software Engineers who … Engineer, you will get a lot of responsibility and work in an award-winning team who are looking to double this year. Key requirements: 4+ years’ experience working with React, TypeScript. Experience working with Python. Experience working with React Native would be a bonus. If you’re a Senior Software Engineer (React, Python) looking for a new challenge, please apply. More ❯

Frontend Developer (React) Salary: £40,000-£50,000 Location: 2-3 days p/week in London Frontend Developer (React) - would you like the opportunity to work for an organisation currently on a mission to make home buying and selling simpler? You’ll be joining their in-house product and platform team, where you’ll work alongside and learn from … highly experienced software developers and product managers. As a Frontend Developer (React), you will get a lot of responsibility and work in an award-winning team, getting the opportunity to work on a wide variety of projects and tasks. Requirements: At Least 1-year commercial experience building web-based applications. Experience in Frontend development (HTML, CSS, JavaScript, React). If … you’re a Frontend Developer (React) who enjoys working on a variety of projects and tasks, please apply. More ❯

Senior Frontend Developer (React) 2-3 days p/week in London Up to £85k plus equity Would you like the opportunity to join an organisation looking to revolutionise the construction space? They have significantly increased their customer base recently and are now actively seeking a Senior Frontend Developer (React). As a Senior Frontend (React) Developer, you will be … their designers, product owner and data team. The team are built around working together, collaborating when they can, and encourage sharing ideas. Key requirements: Experience with their stack: TypeScript, React, Next.js. AWS. Enjoy coming to the office and working in a small team. Vercel deployments from GitHub, with GitHub Actions is a bonus. If you’re a Senior Frontend Developer … React) looking to have an impact in an early-stage start-up, please apply. More ❯

Software Engineer - TS, React, Next.js, Node Up to £80k Remote working Would you like the opportunity to work for a fast-growing start-up, currently looking for several Fullstack TypeScript Engineers? You will be joining a dynamic product team, where you will be building great software and diving into the world of AI. The company is committed to providing a … teams. You will work within a unified codebase that drives their B2B software and custom AI. As a Software Engineer, you will be working across their stack using TypeScript, React, Next.js, Node.js, and LLMs. Core requirements: Commercial experience with their stack TypeScript, React, Next.js and Node.js Strong expertise in designing and maintaining scalable, high-performance web applications Hands-on experience More ❯