1,826 to 1,850 of 3,094 React Jobs in the UK

excels at delivering production-worthy commercial products and services. Responsibilities Develop and manage high-performance, production quality client-facing web GUIs and APIs Design, implement, and oversee maintenance using React, Redux, Typescript, and Javascript Work collaboratively with the team to ship multiple products. Leverage cloud infrastructure to build scalable, reliable real-time systems. Utilize strong debugging and problem-solving skills … design and coding through testing and deployment. Maintain up-to-date knowledge of industry trends and technologies to keep our systems at the forefront. Required Qualifications Strong experience with React, Typescript, and Javascript. Experience with Websockets and other real-time data transport technologies. Proven track record of shipping multiple commercial products to an active user base. Attention to detail and More ❯

of real-time secondary market applications used by credit sales, trading and management globally. We are looking for a candidate with expert knowledge of .NET and JS Typescript/React, database\SQL experience, and with a track record of delivery on large scale real-time distributed systems. Knowledge of the Fixed Income business would be beneficial but not required. Key … software development experience in an investment bank environment or equivalent · Expert in .NET development, including .NET core and server-side development · At least 2 years' recent experience using Typescript, React and CSS with track record of delivery · Exposure to Rx and Redux/state management frameworks · Real-time high throughput application development · Strong understanding of relational databases and SQL · Comfortable More ❯

is entirely yours. As Full Stack Engineer (AI) you will: Design and deliver personalised, AI-powered platform features using LLMs, recommender systems, and reinforcement learning. Ship production features in React (TypeScript/JavaScript) and Python (FastAPI, SQLAlchemy). From ML pipelines to frontend polish and trick debugging, you'll touch every part of the product journey. Experiment with the latest … hear from you if you have: Proven impact (2+ years): Built real products in fast-paced or startup environments, balancing speed, quality, and scale. Full Stack craft: Strong in React/TypeScript and Python (APIs, data pipelines), with cloud experience — ideally GCP, but AWS/Azure works too. Applied AI/ML know-how: Hands-on delivering AI/ML More ❯

user-facing platform. Iterate on product for completely novel technologies. Collaborate with the London-based team on new features and infrastructure. Contribute across the stack — from Python backend to React front-end. 💡 What We’re Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building More ❯

user-facing platform. Iterate on product for completely novel technologies. Collaborate with the London-based team on new features and infrastructure. Contribute across the stack — from Python backend to React front-end. 💡 What We’re Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building More ❯

with ongoing quality training and career development opportunitiesThis is the ideal role for a Software Engineer with front-end experience gained with web applications, JavaScript or TypeScript and modern React to advance their career in a meaningful way with our leading, vital charity.As a critical member of our team, you’ll have the chance to innovate, drive your skills forward … that support hundreds of thousands of people across the UK.Specifically, you will create applications that are feature-rich and easy to use and understand, incorporating responsive user interfaces using React/Next.js. You’ll use TypeScript and Tailwind CSS coupled with organisational branding for style, and insights from user analytics and behaviour tracking tools to ensure we are meeting expectations.Additionally … need:- Significant experience developing web applications for internal teams and external customers- Proven experience building complex web applications with Next.js- Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components- The ability to implement best practices in usability, accessibility and inclusive designOther organisations may call this role Web Developer, JavaScript Developer, Front More ❯

user-facing platform. Iterate on product for completely novel technologies. Collaborate with the London-based team on new features and infrastructure. Contribute across the stack - from Python backend to React front-end. What We're Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building More ❯

ongoing quality training and career development opportunities This is the ideal role for a Software Engineer with front-end experience gained with web applications, JavaScript or TypeScript and modern React to advance their career in a meaningful way with our leading, vital charity. As a critical member of our team, youll have the chance to innovate, drive your skills forward … support hundreds of thousands of people across the UK. Specifically, you will create applications that are feature-rich and easy to use and understand, incorporating responsive user interfaces using React/Next.js. Youll use TypeScript and Tailwind CSS coupled with organisational branding for style, and insights from user analytics and behaviour tracking tools to ensure we are meeting expectations. Additionally … need: - Significant experience developing web applications for internal teams and external customers - Proven experience building complex web applications with Next.js - Expertise in JavaScript and/or TypeScript and modern React, including Hooks, Context API, Server and Client Components - The ability to implement best practices in usability, accessibility and inclusive design Other organisations may call this role Web Developer, JavaScript Developer More ❯

user-facing platform. Iterate on product for completely novel technologies. Collaborate with the London-based team on new features and infrastructure. Contribute across the stack — from Python backend to React front-end. 💡 What We’re Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building More ❯

user-facing platform. Iterate on product for completely novel technologies. Collaborate with the London-based team on new features and infrastructure. Contribute across the stack — from Python backend to React front-end. 💡 What We’re Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building More ❯

user-facing platform. Iterate on product for completely novel technologies. Collaborate with the London-based team on new features and infrastructure. Contribute across the stack — from Python backend to React front-end. 💡 What We’re Looking For 3+ years in full-stack software engineering. Strong background in TypeScript + React or Python , and solid understanding of SQL . Experience building More ❯

Software Engineer – Robotics & Industrial AI Platform Location: Reading Hybrid: Onsite 2-3 days per week Languages: C++, Python, TypeScript (Angular or React) Desirable: AWS familiarity We are a growing technology company building a platform that supports fleets of autonomous inspection robots and turns large volumes of sensor and image data into clear, actionable intelligence. Our software helps major industrial and … design features and review code What We’re Looking For: 2–3 years’ experience in software development Proficiency in C++ and Python Experience with TypeScript and either Angular or React Good understanding of core software engineering practices (testing, version control, documentation) Awareness of basic cybersecurity and secure coding principles Comfortable learning new tools and technologies Clear communication and a collaborative More ❯

Software Engineer – Robotics & Industrial AI Platform Location: Reading Hybrid: Onsite 2-3 days per week Languages: C++, Python, TypeScript (Angular or React) Desirable: AWS familiarity We are a growing technology company building a platform that supports fleets of autonomous inspection robots and turns large volumes of sensor and image data into clear, actionable intelligence. Our software helps major industrial and … design features and review code What We’re Looking For: 2–3 years’ experience in software development Proficiency in C++ and Python Experience with TypeScript and either Angular or React Good understanding of core software engineering practices (testing, version control, documentation) Awareness of basic cybersecurity and secure coding principles Comfortable learning new tools and technologies Clear communication and a collaborative More ❯

Any experience of communication interfaces (OPC UA. RS232/485), would be desirable. Experience using two or more of the following: Modern C++, C# or Java. Experience with Python, React/Angular or databases would be advantageous. Applicants do need to demonstrate relevant project experience (ideally software associated for hardware/instrumentation). Projects in banking, IT consultancy services or … indefinitely without the need for company sponsorship will be considered (applicants with restricted time-limited visas will not be progressed). Keywords: C++, C#, Java, Python, Hardware/Software, React/Angular, Instrumentation, Databases, Desktop/Enterprise, Cloud-Native, Communications, South Cambridgeshire Another top job from ECM, the high-tech recruitment experts. Even if this job's not quite right More ❯

WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable working across … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable working across … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable working across … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable working across … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

WHAT YOU’LL BRING Strong experience with Service Fabric and Kubernetes Proven experience architecting and scaling B2B SaaS platforms Strong full-stack technical expertise – especially across C#, JavaScript, and React Experience integrating with APIs and identity platforms (e.g. Microsoft Entra ID/Azure AD) Solid understanding of cloud infrastructure – ideally Azure and Service Fabric A collaborative mindset – comfortable working across … product, engineering, and client delivery A pragmatic, hands-on approach to problem-solving and decision-making Background in IAM or SSO is a bonus OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects Help More ❯

Title: Software Engineer Location: UK Remote Salary: £65,000 - £85,000 + Bonus Industry: Web 3/Blockchain/Cybersecurity Key words: React/Node/AWS/Wedo is partnering with a fast-growing cybersecurity company on a mission to protect digital assets across the crypto ecosystem. They’re hiring a Software Engineer to help design and build secure … and Platform teams to clarify requirements and ship solutions quickly Champion improvements in reliability, scalability, and security Troubleshoot complex production issues and design long-term fixes Tech Stack Core: React UI, Node Backend with some Python services Cloud: AWS (Lambda, API Gateway, S3, KMS, Nitro Enclave) APIs: REST (GraphQL a plus) DevOps: CI/CD pipelines, automated testing, modern observability More ❯

Founding Software Engineer (React and Python) About the Opportunity You will be joining an elite founding engineering team that includes the world’s number one authority in Multi Agent Reinforcement Learning, seasoned Meta Product leaders, and one of the only people in the UK who has trained a trillion token language model from scratch. This role is based in London … technology critical environments • Deep familiarity with large scale model training and production deployment, especially for reinforcement learning or transformer based architectures • Hands on experience building and maintaining Frontend applications - React, Typescript • Strong programming background in Python and or relevant frameworks such as TensorFlow, PyTorch or Hugging Face • Fluent in cloud native development, containerisation, orchestration (for example Docker or Kubernetes) and More ❯

Founding Software Engineer (React and Python) About the Opportunity You will be joining an elite founding engineering team that includes the world’s number one authority in Multi Agent Reinforcement Learning, seasoned Meta Product leaders, and one of the only people in the UK who has trained a trillion token language model from scratch. This role is based in London … technology critical environments • Deep familiarity with large scale model training and production deployment, especially for reinforcement learning or transformer based architectures • Hands on experience building and maintaining Frontend applications - React, Typescript • Strong programming background in Python and or relevant frameworks such as TensorFlow, PyTorch or Hugging Face • Fluent in cloud native development, containerisation, orchestration (for example Docker or Kubernetes) and More ❯

Marketo and Adobe Assets Knowledge of Analytics, Target is a plus. Strong proficiency in Java, JSP, Sightly/HTL, Sling, and OSGi. Solid front-end skills: HTML5, CSS3, JavaScript, React/Angular Familiarity with Adobe I/O, GraphQL, and Content Fragment Models. Strong problem-solving skills and ability to work independently or in a team. Excellent communication and collaboration More ❯

Founding Software Engineer (React and Python) About the Opportunity You will be joining an elite founding engineering team that includes the world’s number one authority in Multi Agent Reinforcement Learning, seasoned Meta Product leaders, and one of the only people in the UK who has trained a trillion token language model from scratch. This role is based in London … technology critical environments • Deep familiarity with large scale model training and production deployment, especially for reinforcement learning or transformer based architectures • Hands on experience building and maintaining Frontend applications - React, Typescript • Strong programming background in Python and or relevant frameworks such as TensorFlow, PyTorch or Hugging Face • Fluent in cloud native development, containerisation, orchestration (for example Docker or Kubernetes) and More ❯

Founding Software Engineer (React and Python) About the Opportunity You will be joining an elite founding engineering team that includes the world’s number one authority in Multi Agent Reinforcement Learning, seasoned Meta Product leaders, and one of the only people in the UK who has trained a trillion token language model from scratch. This role is based in London … technology critical environments • Deep familiarity with large scale model training and production deployment, especially for reinforcement learning or transformer based architectures • Hands on experience building and maintaining Frontend applications - React, Typescript • Strong programming background in Python and or relevant frameworks such as TensorFlow, PyTorch or Hugging Face • Fluent in cloud native development, containerisation, orchestration (for example Docker or Kubernetes) and More ❯