26 to 50 of 95 React Jobs in Central London

round , with significant upside potential as the business scales toward Series A and beyond. Core requirements: 3 plus years of engineering experience Strong in React and comfortable across the full JavaScript and TypeScript stack Backend experience building REST APIs using NestJS or Express Or Python Experience with MongoDB or similar ...

Understanding of financial markets or trading systems. Knowledge of FCA Market Abuse Regulation. Experience in performance optimisation and profiling. Familiarity with modern UI frameworks (React, Typescript). Exposure to containerisation and orchestration tools. Understanding of architectural frameworks and best practices. Knowledge of AWS or other cloud platforms. ...

academic group Experience with production machine learning or LLM-based systems Exposure to enterprise data platforms or similar tools Frontend development experience (e.g., React) Familiarity with distributed computing frameworks (e.g., Spark) What’s on Offer Competitive compensation package, including equity Comprehensive benefits Hybrid working model Opportunity to build products ...

testing, performance, security) Manage dependencies, risks, and stakeholder expectations Experience Proven experience as an Engineering Manager or similar role Background in web engineering (React, JavaScript/TypeScript, modern frameworks) Experience with CMS (content management systems platform) Experience of building teams from ground up Experience leading product-led, cross-functional teams ...

energy, trading, or fintech into the product What Were Looking For Strong frontend fundamentals across HTML, CSS, JavaScript, and a modern framework, ideally React A track record of shipping customer-facing products and being able to demonstrate their impact Strong product instinct, with the ability to think beyond the brief ...

offer. ABOUT THE ROLE Tech Stack Backend : AWS Serverless Service, including Lambda, API Gateway, DynamoDB, S3, SNS, SQS, EventBridge, Kinesis, Node.js, YAML Frontend : React/Next.js, React Native Programming Languages : TypeScript; JavaScript, Python Infrastructure : Terraform, GitHub CI/CD pipelines Responsibilities Provide technical leadership and mentorship to your team. … product planning meetings and provide technical input to guide the team's priorities. Design, develop, and maintain full-stack applications using Node.js, AWS Lambda, React with Next.js, TypeScript, and Terraform. Write clean, efficient, and well-tested code that adheres to best practices and coding standards. Ensure code quality, organisation ...

scale systems end-to-end, not those with superficial exposure or purely design-focused experience. Candidates must have strong experience of Java Full Stack, React, Kubernetes & Docker. Experience in building responsive, component based user interfaces using modern front end frameworks. Hands on expertise in API design and development (REST/ ...

London Nice to have Exposure to NLP or search systems (e.g. semantic search) Experience working with LLMs or generative AI Frontend experience (e.g. React ) Experience with Elasticsearch or OpenSearch Experience with AWS or similar cloud platforms Benefits Flexible working Pension contributions Training & development Stock option plan Work from home budget ...

aerospace, defense, or other high-performance engineering organizations is advantageous. Experience building frontend-heavy SaaS applications with strong attention to UX. Familiarity with TypeScript, React, Postgres, and AWS. Strong generalist mindset with the ability to work across the stack and operate independently in high-autonomy environments. ...

impact calculations) and validate results. Developbackend services and APIs(TypeScript/Node; NestJS or similar) to support data access, computation, and model inference. Buildmodern React experiences(components, state, data visualisation) that explain insights and recommendations clearly to end users. Integrate AI into your delivery workflow(e.g., Copilot, code generation, automated ...

thrive on learning new technologies and don’t believe in one-size-fits-all solutions. That being said, you can expect to work with React, TypeScript, NextJS, Styled Components You have experience with AI-assisted development tools like Cursor to enhance productivity and streamline coding workflow. You have experience interacting ...

Banking client is seeking to recruit a Senior Full Stack Developer (React & .NET Core) on an initial 6 month based in London. It is hybrid and will require 3x days onsite per week. About the Role We are seeking a highly experienced Senior Full Stack Developer with deep expertise … React JS on the front-end and C# .NET Core on the backend. The ideal candidate will have substantial hands-on experience developing scalable applications, strong exposure to cloud-native architectures, with experience in the financial sector. Experience with CI/CD , microservices , and event-driven architectures is essential ...

Graduate/Junior Developer who have recently graduated from university and have a basic understanding of any of the following technologies: Python, JavaScript, PHP, React, React Native, Django, Postgres, Docker and Agile; which might have been acquired as part of your degree course or through a placement year in industry. ...

high-volume data) Own features end-to-end (API/DB/internal tools) Help level up a growing engineering team Tech TypeScript, Node.js, React AWS (incl. S3), Kubernetes MySQL, MongoDB, Elasticsearch What they want Strong TypeScript engineer with real backend depth Startup/small team experience (must be comfortable ...

reliability What we're looking for: → 10+ years as a full-stack engineer with a track record of building complex products → Expert in TypeScript, React, Next.js on the frontend; Go on the backend → Hands-on with GCP — Cloud Run, GKE, BigQuery, Cloud SQL, Vertex AI → You think commercially as well ...

design decisions independently. Third-party API and webhook integration experience. Desirable Skills & Experience B2B SaaS, internal tooling, or enterprise software background. PDF generation — Puppeteer, React-PDF or similar. TypeScript. Cloud engineering— AWS, Azure or similar. Redis or other caching experience for optimisation. What We Offer Base salary ...

Developing backend services using Python and SQL, with integration into Azure-based infrastructure and Snowflake data platforms. Building intuitive, performant front-end interfaces using React and modern JavaScript/TypeScript frameworks. Contributing to architecture decisions across multiple products, ensuring consistency, scalability, and long-term maintainability. Designing and developing APIs … Experience working with modern data platforms such as Snowflake (or similar analytical warehouses). Experience with .NET is desirable. Strong frontend development experience using React and modern JavaScript/TypeScript. Experience designing and building APIs and distributed systems. Solid understanding of data engineering concepts, including data modelling, ETL/ ...

ALERT 🚨 – Senior Electronic FX UI Specialist 💻 React/TypeScript/FX Trading UI – Front Office Platform 🕑 Strong experience building high-performance, real-time trading applications 📍 London (collaborative, front office, low-latency environment) 💰 Highly competitive SVP base + bonus Highlights: 🔷 Build and evolve modern frontend trading applications supporting FX market making ...

Engineers to their team. The team are open to hiring pure backend engineers, or full-stack engineers. Their technical stack is Rust , Typescript and React on the frontend. They do not require any experience in any of these technologies , the team hire on pure technical acumen rather than years ...

looking for highly talented engineers who are ambitious, driven, and eager to make an impact. Roles Available: 🔹 Full-Stack Engineer – Strong expertise in TypeScript, React, Python and Golang. They can consider someone who its more frontend, or backend leaning, but the expectations is to work across the stack and pick ...

+ meaningful equity 🏙️ Location : London, flexible working arrangements, ideally 2/3 days in office 💻 Tech Stack : Python, Flask, FastAPI, React, TypeScript, GCP (Backend Leaning) Our y-combinator backend client are building an elite engineering team within the AI space. The platform is being used across the globe ...

SharePoint. Strong knowledge of programming language with expertise in web development. Experience with client-side and front-end frameworks such as jQuery, Bootstrap, React, and Angular. ...

pipelines What You'll Work With Python backend services LLM orchestration layers Vector databases (Pinecone, pgvector or similar) API integrations (CRMs, property systems) TypeScript React Next.js Nice to Haves Voice and telephony systems (Twilio, SIP, WebRTC) STT/TTS pipelines (Deepgram, ElevenLabs or similar) Messaging integrations (WhatsApp Business API) Observability ...

Must have** - Senior or lead-level engineering experience, with a proven track record of shipping production-quality work independently. - Full-stack capability: strong React/TypeScript frontend fundamentals with solid backend experience (language is not a constraint). - Practical, hands-on knowledge of AI application development: LLMs, RAG architectures ...

role in shaping how we deliver digital experiences at scale. Responsibilities: Build and maintain full-stack applications using TypeScript, Next.js, Node.js and React Develop and maintain a design component library from Figma designs Write high-quality, secure, tested and performant code Own and improve automated testing strategies (unit, integration … trade-off discussions Provide coaching and mentoring to peers Proactively support and maintain existing applications Experience & Knowledge: Strong hands-on experience with TypeScript, React, Next.js, Node.js Experience with AWS, Kubernetes, Docker and Lambda functions Experience working with Contentful CMS (content modelling, delivery APIs) Familiarity with infrastructure as code Testing experience ...