876 to 900 of 2,263 Permanent React Jobs

Senior Fullstack Engineer

Location
Greater London, England, United Kingdom
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 ...

Sitecore Solutions Architect

Location
Greater London, England, United Kingdom
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 ...

Senior Software Engineer

Location
Greater London, England, United Kingdom
have experience with one or more of: Offensive security — pentesting, security research, bug bounty, CTFs — or building tools for security practitioners TypeScript and React, and the ability to take a feature all the way through to the interface Durable execution and distributed workflow systems Multi-tenant SaaS running untrusted ...

Senior Front-End Engineer, Quantum Tools

Location
Oxford, England, United Kingdom
contribute effectively within a fast moving, highly technical team. You’d be a great fit with: Deep experience in a modern framework such as React, Vue, Svelte or Solid. Experience building interfaces around streaming data, including handling frequent updates, subscriptions, connection failures and clear system‐status feedback. Experience building interactive ...

Senior/Staff Design Engineer

Hiring Organisation
AlphaSense
Location
London, UK
Employment Type
Full-time
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 ...

Full-stack Engineer - BYG DE

Location
Greater London, England, United Kingdom
judgement. The requirements Essential: 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 ...

Product Engineer

Location
Greater London, England, United Kingdom
bring that same instinct to everything they build and everything they do. Our tech stack is built of strongly typed Python, TypeScript, Next.js, React.js, MariaDB and Redis. Our data platform is built using DBT, Prefect, Fivetran and Snowflake. Our production services run on AWS and Vercel. We automate infrastructure ...

Senior UX/UI Designer, Financial Risk Analytics

Hiring Organisation
S&P Global
Location
Greater London, United Kingdom
Employment Type
Full Time
Figma for both high fidelity designs and prototyping Practical understanding of web technologies and what's feasible from a development perspective (CSS, HTML5, Typescript, React) Preferred Experience Bachelor's degree with a focus in HCI, Design or a related field Experience in the financial industry, ideally with Risk Analytics ...

Senior Software Developer (Python)

Hiring Organisation
Netcompany
Location
Leeds, UK
Employment Type
Full-time
product to our clients? We work with a wide range of different technologies including .Net, C #, Java, Salesforce, Sharepoint, Dynamics CRM, Sitecore, ReactJS, Angular, Docker, Azure, AzureDevOps and Octopus. We always use the most suitable, and preferably the latest, technology for each project, giving you the opportunity to learn … Information Technology or similarA curiosity to explore new technologiesIdeally a full-stack or backend technical background with experience in Python, with either Typescript or React and TerraformExperience across the full software development lifecycleAbility to code within projectsExperience in Databases, including MongoDB, SQL or Document DatabaseExperience in Unit TestingExperience in Model ...

Software Engineer

Location
Abingdon, England, United Kingdom
Languages such as Java, C#, F#, C++, Python, TypeScript, and Fortran Frameworks, platforms, and runtimes such as .NET, Eclipse RCP/SWT, JUnit, Angular, React, and Node.js Cloud platforms including Azure and AWS Containerization and orchestration tooling such as Docker and Kubernetes Infrastructure automation tools such as Terraform, Ansible, Helm … more years of software development experience Deep proficiency in at least one of: Java, C#/F# (.NET), C++, Python, or TypeScript (React/Angular/Node.js), and a history of delivering production software in that stack Experience designing and owning the architecture of a complex software system or major ...

Senior .Net Developer

Location
Greater London, England, United Kingdom
supportability is absolutely key.The team needs a full stack developer who can enhance existing applications and write new ones with Angular front end (React is considered) and C# .Net backend.Main Responsibilities:Development• Use technology appropriately and flexibly, taking into consideration the company’s strategy and recommendations.• Adhere to the company … have experience of leading teams designing and developing solutions utilising most of the following technologies:• Strong front end web development experience with Angular or React (we use Angular), Typescript, JavaScript, HTML/CSS with an eye for good UX• Experience in designing and building distributed systems using Microsoft C#, .NET ...

Full-stack Software Developer

Location
Worthing, England, United Kingdom
improving the technology that supports thousands of customers every day. Working across the full stack, you'll develop modern front-end applications using Next.js, React and Angular, alongside scalable back-end services and APIs built with PHP, Laravel and Symfony. You'll join a collaborative Agile team of software engineers … Object Orientated coding and SOLID Principles Recent use of PHP frameworks such as Laravel or Symfony Experience with JavaScript Frameworks such as Angular, React or Vue Strong understanding of HTML5, CSS3 and associated technologies, including accessibility and WCAG standards Extensive knowledge of relational databases such as MySQL Proven experience building ...

Full Stack Engineer, UK

Location
Greater London, England, United Kingdom
Care , Voop for Schools , and Voop for Parents . Frontend build-out of modern web applications and mobile apps for iOS and Android using React and Kotlin Multiplatform. Deployment, optimisation, and real-world testing during pilots and large-scale rollouts. From day one, you’ll contribute to production code, shape … Voop’s full stack platform , including real-time web apps, mobile apps, and backend services. Design and implement frontend experiences across web and mobile (React/React Native/Kotlin Multiplatform). Build and optimise backend services (Hono, Postgres, AWS, Kamailio) powering the Voop network. Work on systems for mobile ...

Senior Java Full-Stack Engineer - Spring Boot & React

Location
Liverpool, England, United Kingdom
A consulting firm specializing in IT is seeking an experienced Senior Java Full Stack Developer to create robust web applications and improve client operational efficiency. Responsibilities include designing scalable applications, participating in the full software ...

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

Location
Greater London, England, United Kingdom
## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. … wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript.You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering and willing ...

Senior Fullstack Developer — Java or Kotlin, React and TypeScript

Location
Manchester, England, United Kingdom
## Senior Fullstack Developer — Java or Kotlin, React and TypeScriptApplylocations: London: Manchestertime type: Full timeposted on: Posted Todayjob requisition id: JR100892Founded in Switzerland in 1968, Zühlke is owned by its partners and located across Europe and Asia. We are a global transformation partner, with engineering and innovation in our DNA. … wider JVM ecosystem, to develop reliable services, APIs and event-driven workflows. You will also contribute to modern web interfaces using technologies such as React and TypeScript.You will work in an increasingly AI-augmented engineering environment. We are looking for people who are curious about AI-augmented engineering and willing ...

Senior Full-Stack Software Engineer (Java & React / Javascript / Angular)

Location
Oxford, England, United Kingdom
Senior Full-Stack Software Engineer (Java & React/Javascript/Angular)****Would you like to help create products to support the sharing of scientific knowledge?****Do you enjoy collaborating to solve complex technical problems?****About the team:**Our dynamic Agile Teams deliver the technology which facilitates researchers to publish quality … functional Agile and DevOps implementation teams**Requirements:**· Demonstrate proficiency in most of these technologies: Java, Spring/Spring Boot, a JavaScript/TypeScript tool (React, Angular, etc.), SQL, with a willingness to learn the others.· Display experience with build tools, Git, and continuous integration (GitHub Actions/Jenkins)· Enjoy collaborating ...

Senior Full-Stack Software Engineer (Java & React / Javascript / Angular)

Hiring Organisation
Elsevier
Location
Oxford, Oxfordshire, UK
Employment Type
Full-time
Senior Full-Stack Software Engineer (Java & React/Javascript/Angular)Would you like to help create products to support the sharing of scientific knowledge? Do you enjoy collaborating to solve complex technical problems? About the team: Our dynamic Agile Teams deliver the technology which facilitates researchers to publish quality … cross-functional Agile and DevOps implementation teamsRequirements: · Demonstrate proficiency in most of these technologies: Java, Spring/Spring Boot, a JavaScript/TypeScript tool (React, Angular, etc.), SQL, with a willingness to learn the others.· Display experience with build tools, Git, and continuous integration (GitHub Actions/Jenkins)· Enjoy collaborating ...

Sr. Full Stack Developer (Java, React & Python)

Location
City Of London, England, United Kingdom
degree in Computer Science, Data Science, or a related field (Ph.D. preferred) with Proven experience of 7+ years in developing IT solutionsProficient in Python & ReactJS and related technologies is required.Experience with GenAI application development including vector stores, RAG solutions, context engineering, prompt engineering, observability is essentialExperience with Agentic AI development ...

Tech Lead

Location
Greater London, England, United Kingdom
assisted engineering tools in the development workflow Experience demonstrating how AI-assisted tools improve software design, development, testing, or maintenance Experience with Go, TypeScript, React, React Native, Temporal, PostgreSQL, GCP, and AI-assisted engineering tools, depending on the team Ability to mentor engineers and lead through influence rather than authority … Engineering Tools Go Programming TypeScript Development System Design ATS Optimization Keywords Hard Skills Go TypeScript JavaScript Python APIs Data Modelling Testing Strategies System Design React PostgreSQL Soft Skills Mentoring Communication Collaboration Influence Coaching Industry Keywords Production Software Regulated Environment Operational Excellence Code Quality Observability Tools & Technologies GCP React Native Temporal ...

L1 Software Engineer

Hiring Organisation
Response Informatics
Location
South East, United Kingdom
Employment Type
Permanent
Salary
GBP 250 Daily
Required Skills Frontend React.js REST API troubleshooting JavaScript/TypeScript basics Backend Python FastAPI REST APIs Postman/Swagger Cloud AWS (EC2, Lambda, S3, CloudWatch, API Gateway, IAM) Support Incident & ticket management (ServiceNow/Jira) Log analysis and application troubleshooting Qualifications Bachelor's degree in Computer Science, IT, or related ...

GenAI Full-Stack Engineer (Python/TypeScript) – Hybrid

Location
Belfast City District, Northern Ireland, United Kingdom
Full Stack Developer (Python/TypeScript/GenAI) for a GenAI platform program at a major global enterprise. The role covers Python, TypeScript, React and Node.js with AWS/Azure cloud architecture, delivering production GenAI systems used across global operations. This hybrid role focuses on feature implementation, system integration, cloud ...

Senior Software Engineer — Build Scalable Cloud Services

Location
Greater London, England, United Kingdom
platform. You’ll write great code, mentor teammates and help shape how the team works. You’ll work with Java, Spring Boot, TypeScript and React, own meaningful pieces from design through production, and contribute to scalable cloud systems on AWS with a focus on performance, resilience and security. #J ...

Lead Software Engineer: Java, JS & AWS Cloud

Location
Glasgow, Scotland, United Kingdom
will help shape architecture, deliver secure, scalable software, and collaborate across internal teams to support business objectives. You will lead development efforts across Java, React JS, Python, and cloud-native environments, ensuring operational stability and high availability of enterprise systems. #J-18808-Ljbffr ...

Full-Stack Software Engineer II, Rebates Platform

Location
Boston, England, United Kingdom
data boundaries, shaping how customers manage rebate programs and derive accurate results. The role requires 3–5 years of professional software experience, strong Java, React, and TypeScript, plus SQL, API design, and automated testing. #J-18808-Ljbffr ...