76 to 92 of 92 React Jobs in Central London

mobile products. You will play a pivotal role in high-impact projects across our entire stack, from crafting polished user interfaces in Next.js and React Native to building robust backend services in Python. This is a high-impact opportunity for someone eager to learn fast, take ownership, solve real problems … help power the next generation of educational technology. Role Responsibilities Build and maintain features across our web app (Next.js) and mobile app (React Native) Contribute to our Python backend and help improve API performance Collaborate on database design and write efficient queries in Postgres Work with AWS services to deploy ...

specs, deployment runbooks Tech Stack & Environment Zeus is built on a consistent TypeScript-first stack: Node.js + TypeScript for backend services Angular (primary) and React for web UI React Native for cross-platform mobile. Our AI/optimisation modules are a deliberate “best tool for the job” exception, implemented ...

Robert Walters Consultancy. Your first assignment will be at JPMorgan Chase, in London. For this role, we are seeking candidates with Python and React/TypeScript experience, using tools such as AWS, CI/CD pipelines, and exposure to Athena being a strong plus. What You'll Do Develop, design … Formal software engineering training or certification with 3+ years of experience. Strong analytical and development skills with computer science fundamentals. Proficiency in Python and React/TypeScript. Experience developing, debugging, and maintaining code in large corporate environments. Knowledge of the software development life cycle and agile practices (CI/ ...

Security Engineer Confidential | AI Startup (Series A, Venture Funded) | London (Hybrid) We are a London and New York based, Series A artificial intelligence startup with $25m in funding from venture capital funds across San Francisco ...

department with a global leading internation bank. This senior software development position requires a candidate with outstanding skills in C# and TypeScript/React, and a robust understanding of pricing models and risk analytics for both vanilla and exotic FX derivatives. The role involves close collaboration with business analysts, traders … development practices. Required Skills & Qualifications: A degree in an IT-related subject with substantial experience in software development. Highly experienced in C#, TypeScript/React, and Quant Library integration. Solid understanding of mathematics as applied to derivatives risk and pricing. Excellent written and verbal communication skills in English. Experience working ...

Senior Engineer (Python, TypeScript, React) Salary £100k + Options London - 3 Days a week Company Building infrastructure that enables proactive, preventative healthcare at national scale. Today, most healthcare systems are reactive acting only once patients are already unwell. This platform changes that, by helping primary care teams identify risk earlier … requirements and solve real user problems Communicate clearly with stakeholders and keep delivery aligned with impact Technical Experience Strong experience with Python , TypeScript , and React Comfortable working in cloud environments (AWS preferred) Familiar with modern DevOps practices and production systems 3+ years of recent experience in relevant technologies Bonus: Experience ...

into buildable tech projects. Prototype at pace in Python—leveraging LLM co-pilots—to stand-up analytics services, REST APIs and lightweight Dash/React front-ends. Own the full stack: data ingestion (SQL, files, feeds), business logic, web/UI, CI pipelines and Linux deployment. Codify best practice … exposure to REST and messaging (Rabbit, Kafka, etc.), and enough Linux to troubleshoot on the command line. UI chops in Dash, Flask or React to whip up proof-of-concept dashboards. Solid grounding in financial products & risk metrics —equities, bonds and derivatives; VaR, stress, PnL explain. Excellent communicator who never ...

Senior Full Stack Engineer (AI) | London | £100k to £150k | React | Django | FastAPI Location: London Salary: £100,000-£150,000 + benefits This role is for Engineers who are intellectual and driven by deep complexity. This is about building tools that help people make sense of exceptionally complex systems. You will … competent as they are ambitious. What you will be doing Building and evolving full stack applications used by technical teams, using Django, FastAPI & React Creating interfaces that help users understand complex behaviour and data Working closely with others to shape how tools should work and feel Balancing speed, quality ...

Role: React Developer Location: London (3 days onsite, 2 days remote) Duration: 5 months FTC Salary: £50-£60k After an extremely successful year, a Digital Agency is looking to expand its Web Development team for its growing and varied client base. You will be responsible for working closely with … client, the work is initially 5 months but could be extended! The successful candidate will have commercial experience in the following skills: React Strong Knowledge of Vanilla JS HTML5, CSS3 Experience with data visualisation/dashboard web applications. An appreciation for UI An understanding of CMS' such as WordPress, Shopify ...

Role: Software Engineer - AI Agents | Rust | Typescript | React Location: London, 4 days in office (Shoreditch) Salary: Up to £200,000 About the company We’re an early-stage technology company building a new AI-powered product focused on improving how organisations design, reason about, and operate complex models and workflows. … spanning backend services, APIs, and frontend user experiences. Work across Rust for performance-critical systems and TypeScript across the product stack. Build and maintain React-based user interfaces for complex, interactive workflows. Use modern AI-assisted development tools to improve speed and code quality. Design and optimise systems with ...

Senior Product Engineer (Python, React, TypeScript) Are you passionate about building world-class products that empower customers globally? Join a fast-paced, venture-backed AI technology company at a pivotal stage of growth! My client are a venture-funded AI startup — already recognised as a $Unicorn and most recently achieving … deliver real impact to enterprise customers. 🔍 About the Role We are looking for a Senior Product Engineer with a strong background in Python, React, and TypeScript , who thrives in a collaborative and fast-growing environment. 📌 What You’ll Do Build scalable and maintainable features across our core product using Python ...

work on a wide variety of projects including: Bank connectivity and transaction ingestion Live transaction categorisation Data modelling Tech Stack: Go (backend leaning), Typescript, React, PostgreSQL, Terraform, Python, LLMs where appropriate. Help shape the stack! What We’re Looking For Senior-level Product Engineer (ideally 6+ years experience), building with … other backend-focused languages A full-stack background (Typescript, React), with solid architectural fundamentals Experience handling large or complex datasets at scale, and thoughtful about data sensitivity, privacy, and personal information An interest in product and how people actually use what you build A pragmatic, ownership-driven mindset Why Join ...

implement cutting-edge prompting methods to maximize model efficacy. Full-Stack Impact: While focused on AI, you’ll work across the stack (Python, Postgres, React) to ensure our research translates into a seamless user experience. 💡 About Solve Intelligence We are the fastest-growing startup transforming the IP landscape. … pipelines into live environments. LLM Mastery: Practical experience with prompt engineering and modern LLM architectures. Technical Versatility: Familiarity with the full stack (Postgres, TypeScript, React). Clear Communication: Ability to articulate complex technical decisions clearly. Nice-to-Haves: Publications at top ML conferences (NeurIPS, ICLR, ICML). Familiarity with frameworks ...

Senior Frontend Engineer Web3 Remote (HQ-London) 60-110k Plexus has another great opportunity with one of our long-term clients within the Web3 space. They are a leading web3 technology company building innovative ...

Digital Solutions Architect £120,000 + bonus | London | Hybrid (3 days in office) | CMS | Node | React | Next | APIs We're working with a major sports & entertainment data business, the teams behind digital experiences for the largest sports leagues and franchies around the world. As they scale their product and MarTech … client-facing discussions Stay hands-on when needed: troubleshooting, prototyping, helping unblock complex builds What we're looking for Strong engineering background (Node.js, React, Next.js or adjacent tech) Experience designing digital solutions (CMS, content platforms, APIs, microservices) Comfort working in fast-paced, agency/consultancy-style environments Ability to communicate ...

clarity, usability, and interaction quality Prototype rapidly in Figma , exploring content discovery, search, summarisation, and intelligent UI behaviour Translate prototypes into high-quality React/TypeScript interfaces Work hands-on with design systems to create accessible, scalable, reusable UI components Collaborate with designers to test, refine, and elevate user journeys … Requirements: Strong UX/UI and interaction design background - with a portfolio showing shipped, consumer-facing digital products Experience building rich, interactive UIs in React + TypeScript A designer's eye for detail: spacing, motion, feedback, clarity, and hierarchy Ability to take an ambiguous user problem and shape it into ...

Role: React Developer (Junior - Mid-Level) - Up to £130k Base Salary + Bonus + Package Salary: Up to £130k Base Salary + Bonus + Package Location: London (Hybrid) Skills Required: Extensive React experience needed This firm is an elite investment institution that uphold extremely high tech standards. They are made … limits. They’ll find the best team to suit your skillset/interests but you'll be working with the latest versions of React, directly with traders and quants to build out highly reactive UI's and frontend tools from scratch. This role is greenfield and will allow ...