51 to 75 of 304 React Jobs in London

stage, hands-on role with significant autonomy and responsibility . You will own full-stack product delivery, from infrastructure and AI integrations through to React/React Native interfaces, collaborating closely with founders, creators, product, and design to turn lean specs into scalable, user-loved software. We’re looking … real mobile experience. Responsibilities Implement features end-to-end (mobile + web frontend → APIs → data models → integrations) while maintaining quality and velocity. Build React Native mobile apps and shared component systems across products. Design and ship scalable backend services (APIs, integrations, AI workflows). Run tight build → test → iterate → ship ...

Supporting CI/CD pipelines and ensuring non-functional requirements (NFRs) are met Building resilient, scalable services within secure environments Tech stack includes: Java | React | PostgreSQL | Kafka | ElasticSearch | AWS | Ansible | REST APIs | Docker | API Gateways | JavaScript | MongoDB | SQL What we're looking for: Strong commercial experience as a Java Full ...

andmaintainablesolutionswithinmoderncloud-basedarchitectures. BachelorsorMastersdegreeinComputerScience,Engineeringorequivalentexperience. ExperiencewithCI/CDtoolsandpractices. Strongproblem-solving&communicationskills. Adaptability/willingnesstolearn(e.g.,Agile). Technicalleadership(mentoring,best-practiceguidance). Desirable: Experiencewithmodernframeworksandlibraries(e.g.,React,Node.js,Terraform,Celery). Experiencewithdatabaseschemadesignandqueryoptimisation. Collaboratewithcross-functionalteams,includingProduct,QA,andDevOps,todeliverhigh-qualityfeatures. Leadcodereviewsandtechnicaldiscussions,andcontributetoarchitecturaldecisions. Leadcomplexcodingtasks;ensurecodequality. Identifyandresolveperformanceandscalabilityissues. Writeclean,maintainable,andwell-documentedcode. Mentorandsupportjuniorandmid-levelengineers. Staycurrentwithemergingtechnologiesandindustrytrends. Estimatework ...

SharePoint 2016 on-premise environments to SharePoint SE and/or SharePoint Online. - Proven expertise in SharePoint Framework (SPFx) development. - Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# and .NET ...

frontend and backend development. Strong software engineering fundamentals, including API design, data modeling, testing, and operational readiness. Excellent stakeholder management skills. Tech Stack: Frontend: React, TypeScript Backend: Java 17+, Python (FastAPI) Databases: NoSQL Cloud: GCP or equivalent DevOps: Docker, CI/CD Experience with ML pipelines and media processing ...

opportunity to join a driven team where your work matters and your input is valued. Key Skills: Backend development (Python, Flask, FastAPI) Frontend development (React, JavaScript, TypeScript) Cloud and infrastructure experience (Terraform, GCP, AWS) Strong problem-solving skills and a pragmatic approach to building solutions Initiative and ownership of projects ...

environment, integrating tools into daily workflows Ensuring performance, accessibility, and compliance standards are met across the platform Main Skills Needed: Strong experience with JavaScript, React, TypeScript, and Node.js Solid understanding of building scalable, front-end heavy applications Familiarity with CI/CD pipelines and tooling such as GitHub Actions Experience ...

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. ...

high-impact, early-stage product teams: you've shipped and scaled full stack products Strong backend (Node.js, Python/Flask, FastAPI) and frontend (React, Next.js, Vue) fundamentals ML/data science proficiency: Python, SQL, pandas, scikit-learn, PyTorch/TensorFlow Experience with cloud platforms (AWS, GCP, Azure) and containerisation (Docker ...

high-performance engineering culture through hiring, coaching, structured performance reviews, and career development pathways. What We're Looking For Backend: Node.js, TypeScript Frontend: React.js, TypeScript Database: MySQL Infrastructure & Tools: AWS, ECS, Kubernetes, Airflow, Kafka, Serverless 10+ years' experience building and managing distributed engineering teams across multiple regions Proven experience leading ...

enjoys solving complex problems and helping teams succeed. You likely bring: Strong development experience in PHP Experience with related technologies such as TypeScript, React, JavaScript, or Python Hands-on experience working with AWS and Infrastructure as Code (Terraform, CDK, or CloudFormation) Deep understanding of MySQL and relational database performance optimisation ...

Gopher) Agile Delivery Methodologies, SCRUM, SCRUMBAN Working in an agile environment using JIRA and Confluence Experience working in a data-centric organisation Desirable Skills React front-end development React. Native cross-platform mobile application development Android development (Java/Kotlin/Dagger2) Image Processing, ANPR (automated number plate recognition ...

scale high-performing teams and communities, leading recruitment, onboarding, coaching, Communities of Practice, and contributing to wider engineering brand and culture. Tech stack React, Next.js, Typescript Java Kotlin Python Swift GraphQL Federation Cloud: Azure While M&S is principally a Java environment, the Personalisation group has a mix of Python ...

APIs or vendor systems Experience with data synchronisation or complex system integration Strong communication skills and ability to work effectively within existing teams Desirable - React/Next.js frontend experience ...

.NET/C# Fintech or Payments background required. Solid understanding of REST APIs, microservices, and cloud-based architectures Experience working with frontend programming languages (React or Angular) Ability to pick up context quickly and contribute from day one as a contractor. Interested? Please apply or email cnisbett@trg-uk.com ...

/fullstack development using Node.js , Python , and AWS serverless architecture Strong database design skills (PostgreSQL, DynamoDB, Elasticsearch) Familiarity with frontend frameworks like Vue or React Comfortable mentoring developers and influencing technical direction Experience in financial services or a data-heavy B2B environment is a plus 🛠 Tech Stack: Node.js , Python ...

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/ ...

hiring a Senior Fullstack Product Engineer for an AI-native London startup building collaborative, LLM-powered tools from first principles. Stack: TypeScript, Node, React, Postgres, AWS Comp: Above-market salary + meaningful equity This is senior in scope - not just years. You will: • Own complex user-facing features ...

Collaborate with engineers, product, and design to ship high-quality features Requirements Experience in product-focused engineering environments Strong skills in TypeScript, Node.js, and React Experience with modern frontend tooling (e.g. Tailwind or similar) is a plus Solid knowledge of relational databases (e.g. PostgreSQL) Experience with cloud platforms and infrastructure ...

have strong C# .Net, ASP.Net development experience You have a strong knowledge of databases (SQL or Oracle) You're comfortable with JavaScript/React You have a thorough knowledge of Computer Science fundamentals such as OOP, Design Patterns, Data Structures, Algorithms You are collaborative with excellent communication and stakeholder management ...

releases. Drive continual improvement in release processes, collaborating with agile delivery teams and leveraging knowledge of tools like Swagger/OpenAPI, Gradle, Liquibase, Kafka, React and Typescript. Nice to have: Immediate availability Hays Specialist Recruitment Limited acts as an employment agency for permanent recruitment and employment business for the supply ...

SharePoint 2016 on-premise environments to SharePoint SE and/or SharePoint Online. - Proven expertise in SharePoint Framework (SPFx) development. - Proficiency in TypeScript, JavaScript, React, HTML5, CSS3, and modern front-end development practices. - Strong experience integrating SharePoint solutions using RESTful APIs and Microsoft Graph. - Solid experience with C# and .NET ...

Engage senior stakeholders across technology and business Translate complex technical decisions into clear, commercial outcomes Technology Environment Backend: TypeScript/C# Frontend: JavaScript/React Cloud: AWS (containers, serverless, broader ecosystem) What They're Looking For Strong platform/solution architecture experience in modern cloud environments Background building scalable, distributed ...

team Modern technical landscape: work with current tools and cloud technologies Requirements Strong hands‐on experience with Python (Django) Front‐end experience with JavaScript (React or Vue) Experience with relational databases Experience or exposure to Heroku Exposure to Azure or other cloud platforms Experience working in a small company ...

maintain backend services (TypeScript/Node.js) Develop and extend APIs Contribute to high-volume data ingestion and processing workflows Ship frontend features in React/TypeScript when needed Write clean, well-tested, well-documented code Participate actively in code reviews and engineering standards Collaborate closely with Product and Engineering leadership ...