376 to 400 of 1,001 React Jobs in London

years).- Experience in people management of at least 2-3 years.- Proven experience with front technologies such as TypeScript, JavaScript, CSS, React, Vue, and Angular (among others).- Great team spirit with a problem-solving attitude and user experience focus- A good dose of humility and the willingness ...

Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.). Demonstrated experience taking products from inception to delivery at scale. Full stack experience (React, frontend development) — a nice to have. About You You think in systems and care deeply about correctness, reliability, and scale. You’re comfortable navigating ambiguity ...

systemsPractical cloud native experiencePreferred Qualifications, Capabilities, and Skills:Experience with Java and OracleFamiliarity with messaging platforms such as RMQ and KafkaKnowledge of KubernetesExperience with ReactJS and JavaScriptFunctional knowledge of FX or Derivatives Settlements domainIf you’re ready to join a team that values innovation, inclusion, and professional growth, we invite ...

assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands‐on experience building production UIs with React and TypeScript in large‐scale applications Strong knowledge of modern front‐end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

advantage.Experience with Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.).Demonstrated experience taking products from inception to delivery at scale.Full stack experience (React, frontend development) — a nice to have.About YouYou think in systems and care deeply about correctness, reliability, and scale.You're comfortable navigating ambiguity and can drive ...

with Web3 tooling and libraries (ethers.js, viem, web3.js, Solana web3.js, etc.).Demonstrated experience taking products from inception to delivery at scale. Full stack experience (React, frontend development) — a nice to have. About YouYou think in systems and care deeply about correctness, reliability, and scale. You're comfortable navigating ambiguity ...

delivery-focused environment. Ability to understand system architecture and technical trade-offs. Experience with Python and Django Experience with frontend frameworks (Vue.js, React, or similar). Ideal Background Tech lead transitioning into delivery ownership Hands-on coding involvement Senior Engineer who led cross-team delivery Experience in SaaS ...

Have Skills & Experience Knowledge of highly available architectures Experience with Postgres or other relational database systems Exposure to front-end technologies such as React.js Experience working in public sector or regulated data environments 25 days Annual Leave (plus bank holidays) An additional day of paid leave for celebrations 1 additional ...

assisted development and automation capabilities, to improve the value realized by automation Required Qualifications/Skills Hands-on experience building production UIs with React and TypeScript in large-scale applications Strong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architecture Expertise in performance optimization ...

enterprise-authorized AI-assisted development and automation capabilities, to improve the value realized by automationRequired Qualifications/SkillsHands-on experience building production UIs with React and TypeScript in large-scale applicationsStrong knowledge of modern front-end engineering, including state management, asynchronous data flows, and UI architectureExpertise in performance optimization, testing ...

Help us shape the product from definition to release Build end to end features, fix bugs, improve infra, support customers Write frontend TypeScript in React Expand our 3rd party integration marketplace Contribute to our technical architecture planning Support sales and marketing teams Skills Multiple years of industry experience ...

SecDb, Quartz, RICE or equivalent).Track record delivering front-to-back workflow integrations across complex organizations.Strong experience with front-office UI/tooling (e.g., React/TypeScript) and automation for workflow-critical systems.Experience modernizing legacy estates and improving resilience, observability, and incident management.J.P. Morgan is a global leader in financial ...

with ambiguity Hold yourself to a high bar without needing external pressure Strong candidates will have: Proficiency across the stack (we use Python, TypeScript, React) Experience building platforms, primitives, or internal tools that others build on top of A track record of shipping products independently—not just contributing to larger ...

trading business leveraging a wide variety of mathematical and computer science methods and tools including hardware acceleration, advanced calculus, development including C++, Python, JavaScript React, mathematical finance/programming and statistics and probabilityDevelop pricing models using numerical techniques for valuation including Monte Carlo Methods and partial differential equation solversCollaborate closely ...

clearly to drive shared product and technical goals.What you will need10+ years of software engineering experience building and scaling production systems with Python, Django, React, MongoDB, and AWS, including significant experience operating at the Senior Staff level.Strong product mindset with a focus on impact, reliability, and customer value, combined with ...

operating with ambiguityHold yourself to a high bar without needing external pressureStrong candidates will have:Proficiency across the stack (we use Python, TypeScript, React)Experience building platforms, primitives, or internal tools that others build on top ofA track record of shipping products independently—not just contributing to larger effortsDeadline ...

ownership, and speed Familiarity with tools that power today\'s AI agents: eval frameworks, agent tooling, RAG pipelines, and prompt engineering Prior experience with React, TypeScript, and/or Go Previous roles where you interfaced with customers or led technical projects with external stakeholders Our values Trust: We build trust ...

with large scale data sets with structured or unstructured data Experience in building user facing applications over large amounts of data using technologies like React, Angular, JavaScript etc. Experience implementing process improvements and automation Skills that will help Global Risk Management experience High level of intellectual curiosity Experience implementing strategic ...

looking forEssentialFull-stack engineering – Strong experience designing, building, and operating production web applications across frontend and backend systems. Experience with modern technologies such as React, TypeScript, Python, Flask, or FastAPI—or comparable frameworks and languages.Production system design – A strong understanding of system design, API design, data modeling, asynchronous workflows, automated ...

degree in computer science/related engineering field 5+ years of hands‐on fullstack experience shipping and supporting production web applications Deep expertise in React and TypeScript, or another modern front‐end framework, and strong, well‐foundated opinions about building interfaces for data‐heavy workflows Adaptability across languages and comfort ...

Experience Edge, content modelling, publishing pipelines and Sitecore PowerShell Extensions (SPE) automation. Front-End & Head Architecture Architecting headless front ends against SitecoreAI using Next.js, React and TypeScript with the Sitecore Content SDK. Designing and operating rendering hosts — hosting choices (Vercel, Azure), preview and production separation, caching and invalidation strategy. Component ...

your commercial judgement.The requirementsEssential:Proven track record designing and building backend systems using Python, with the ability to work across front-end codebases, particularly React or TypeScript, to deliver projects end to end.You use AI (like Cursor, Claude Code or similar) in your daily flow—whether for work ...

science, information sciences, psychology, or human-computer interaction is preferred.Hands-on experience with modern front-end technologies (e.g., HTML/CSS, JavaScript/TypeScript, React) and evolving design systems.Experience building AI and agentic experiences, and you are already leveraging AI to speed up and augment your end-to-end design ...

commercial judgement. The requirementsEssential: Proven track record designing and building backend systems using Python, with the ability to work across front-end codebases, particularly React or TypeScript, to deliver projects end to end. You use AI (like Cursor, Claude Code or similar) in your daily flow—whether for work ...

information sciences, psychology, or human-computer interaction is preferred. Hands-on experience with modern front-end technologies (e.g., HTML/CSS, JavaScript/TypeScript, React) and evolving design systems. Experience building AI and agentic experiences, and you are already leveraging AI to speed up and augment your ...