76 to 100 of 299 React Jobs in London

consultant, PM), ideally in the SaaS space Previous software development experience in one or more of the following areas: Front End – JavaScript, TypeScript, React; Back‐End – Java, Ruby, Go, Node, Python, Swift/Objective‐C; Experience with data formats and data transformation Great oral and written communication skills Superior organisational ...

using modern technologies and engineering practices. Your Role Design, develop and maintain scalable microservices using Java and Spring Boot. Build responsive web applications using React, JavaScript/TypeScript, HTML and CSS. Develop and integrate REST APIs and cloud-native applications. Work across the full software development lifecycle, from design through … skills through innovative client projects and emerging technologies. Skills & Experience Strong experience building RESTful microservices using Java and Spring Boot. Frontend development experience with React, JavaScript/TypeScript, HTML and CSS. Experience designing and integrating REST APIs. Proficiency with Git and platforms such as GitHub or GitLab. Experience working with ...

full-stack development across a modern back-end stack (e.g. C#/.NET Core and/or Python ) and front end (e.g. Angular or React , JavaScript/TypeScript). Strong database and data-modelling skills (e.g. SQL Server/PostgreSQL; schema design; DBML or equivalent). Experience building and maintaining … project and client to client; the list below is representative rather than fixed. Back end: C#/.NET Core, Python Front end: Angular or React, JavaScript/TypeScript Data: SQL Server, PostgreSQL, DBML, NoSQL databases Cloud & DevOps: Azure, AWS, Docker, Azure DevOps, GitHub, CI/CD, PowerShell, YAML Ways ...

Lead PHP Developer PHP Laravel/Symfony/CodeIgniter; HTML, CSS, SQL/MySQL, AWS inc AI Search; Javascript Vue.js, React.js; Full Stack/Full Lice Cycle, Professional Services/Finance Systems. Permanent, London (Hybrid 2/3), £130k - £150k (On Experience) +Benefits Lead PHP Developer/Senior Web Developer ...

will combine hands-on delivery with team leadership, guiding multi-disciplinary teams to meet client objectives and drive value. You will work across React, Node.js, Python, and Java, with cloud design on AWS/Azure, and bring AI delivery experience to the table. You’ll thrive in a consultancy setting ...

with AI‐enabled design and secure, scalable architectures. The role requires hands‐on engineering across the stack, experience with C#/.NET or Python, React/Angular on Azure, and modern DevOps practices, collaborating across a greenfield estate. #J-18808-Ljbffr ...

applications for performance, scalability and responsiveness. Contribute to UI architecture and continuously improve the user experience. Required Skills & Experience Strong commercial experience with React and modern JavaScript (ES6+). Proven experience building sophisticated front-end applications and user interfaces. Experience developing real-time, data-driven applications. Experience building market data ...

your own pace and become job-ready in as little as a few weeks. Our programme includes: Official Training in HTML, CSS, JavaScript, and React.js Official AWS certification Official Microsoft Azure certification [NH1] 30+ hands-on coding projects to build your portfolio Interactive tools including GitHub and real-world coding ...

organisations can join up effectively and frontline staff are supported to work efficiently. Key Responsibilities Full-stack development of the Thalamos solution (Typescript, Postgres, React, AWS/Terraform) Working with the Product and Client Teams to help refine and iterate upcoming features from a technical perspective. Participating in development meetings ...

infrastructure as code (Terraform) Familiarity with NoSQL (MongoDB), caching (Redis), and data optimisation Exposure to test frameworks (Playwright, Selenium) Some Front End awareness (React/TypeScript) Experience integrating with enterprise systems or complex data flows ...

design and implementation of distributed, service-oriented architectures using Java or Kotlin, ensuring reliability and maintainability. Create intuitive and responsive user interfaces using React, improving how salespeople access insights and manage client workflows. Contribute to the development of data-driven application features that enhance sales workflows and client interaction. Integrate ...

still have a sound technical knowledge, in order to help inspire the team. Here’s their stack: Python, C#, TypeScript, .NET Core, React, Azure, Redis, Terraform, REST APIs, Distributed Systems, Distributed Storage, Azure Tables, SQL Server, Cosmos, xUnit. The candidate What’s in it for you? They’re offering ...

they see the world. Key Responsibilities Technical Leadership: Provide hands‐on technical guidance across frontend and backend systems (e.g., .NET/C#, Node.js, React, Next.js). Lead technical discovery, architecture and design reviews, proofs‐of‐concept, and spikes. Champion best practices for performance, security, accessibility, reliability, observability, and documentation. Drive ...

Skills Quantitative methods: regression, classification, clustering, machine learning, statistics Large‐scale data sets (structured or unstructured) Building user‐facing applications over large data volumes (React, Angular, JavaScript) Process improvements and automation High intellectual curiosity and ability to challenge the status quo Strong analytical, problem‐solving, written and verbal communication skills ...

trade-offs between architecture, speed, and usability. Full-stack engineering - Strong hands-on experience with front-end and back-end development (e.g. .NET Core, React, Node.js, Azure services). Why work for us? We want you to enjoy your work and flourish in your role.Our working environment is friendly ...

with a demonstrable track record of shipping production AI systems that serve real users. Hands‐on engineering ability in Python (and ideally TypeScript/React for front end UI) and Java, and comfortable building production systems directly. Deep understanding of LLMs, retrieval‐augmented generation (including hybrid retrieval across semantic, graph ...

into product velocity and org effectiveness. Mentored senior engineers or been the go‐to technical leader for a broader group. Our stack Python, FastAPI, React, TypeScript, Node.js, AWS (Fargate, Aurora, SQS), Postgres, MongoDB, Docker. We're stack‐agnostic in our hiring and care most about strong engineering fundamentals ...

worthwhile. Technology Stack We share our tech stack with the caveat that we don’t require previous experience in it: TypeScript (frontend & backend), Node.js, React, Apollo GraphQL, Postgres, Redis. We use Datadog and Sentry on 100% cloud-based (AWS) infra. We take developer experience and reliability seriously: all engineers ...

Title: Senior Full Stack Developer (React & Java script) Contract Length: 12 Months Location: London - 3 Days a week onsite Daily Rate: Circa £650/Day (Inside IR35) About the Role Join our dynamic team as a Senior Full Stack Developer, where your expertise in React JS and C# .NET Core … collaborative environment and are eager to make an impact, we want to hear from you! Key Experience Needed: Front-end: Strong proficiency in React.js, JavaScript/TypeScript, Redux/RTK, and modern UI patterns, develop framework is essential Back-end: Expertise in C# .NET Core, REST APIs, and microservices-based ...

Job Summary City of London, England We are looking for a senior, experienced software engineer to assist with the development and maintenance of our in-house corporate network management utilities and applications. The candidate must ...

deliver secure, production-ready code in a small focused team. Ideal candidates have 10+ years in software development, strong NodeJS/TypeScript or Python, React experience, and hands-on AI experience with agents or LLMs in regulated or financial contexts. #J-18808-Ljbffr ...

will turn business requirements into robust, secure technical solutions and design scalable, high-performing applications and services. The role requires hands-on TypeScript (React, AWS CDK), API design, and a strong focus on testing, automation, and observability. You will mentor juniors and help drive CI/CD and cloud initiatives. ...

Skills and Experience Particularly strong in Kotlin or Java. Experience in designing and implementing data-driven APIs. Exposure to frontend development, especially React.js, Tailwind, REDUX, and Typescript. Past project experience with large-scale web services. Cloud infrastructure experience with AWS, Google Cloud, Azure, etc. Passion and proven background in picking ...

Software Engineer Key Technologies: C#, .NET, SQL Server, JavaScript, React City of London, On-site Perm Role: £80,000 - £120,000 What you will get: A chance to work on the latest Microsoft technologies. Excellent benefits for you and your family. Flexible working hours to prioritise wellbeing. Various perks ...

office Duration - Initially 6 months Rate - 550- 650/day Inside IR35 via Umbrella Skills and Experience Required TypeScript or Javascript Next.js or React AWS Terraform Experience providing feedback to engineering teams via code review Exposure to a wide range of languages, frameworks, and cloud technologies Core Competencies: Highly proactive ...