1 to 25 of 307 HTML5 Jobs in London

robust data services that will serve as the backbone for Trafigura's trading operations. Knowledge Skills and Abilities, Key Responsibilities: Frontend Expertise : Strong proficiency in React, JavaScript/TypeScript, HTML5, and CSS3 for building responsive and interactive user interfaces. Java Backend Expertise : Strong proficiency in Java development, including Spring Framework, Spring Boot, and JVM optimisation techniques for high-performance applications. More ❯

Do In performing this position, your core duties and responsibilities will include (but will not be limited to): Helping develop and maintain efficient, reusable, and reliable frontend code using HTML5/CSS3, JavaScript, TypeScript, and React Working closely with cross-functional teams, including UI/UX designers, backend developers, and product managers, to deliver high-quality user interfaces Ensuring the … Information Technology, or a related field Mid to senior level experienced developer Demonstrable success and involvement in software design and implementation of production-ready clients using technologies such as: HTML5, JavaScript, CSS3, Typescript, and React Experience with APIs and using patterns such as REST and GraphQL Experience with testing frameworks and methodologies, ensuring the delivery of high-quality software Geospatial More ❯

with experience of building data pipelines, data models, and data transformation within data warehouses, knowledge of tools such as DBT is desired. Experience with front-end technologies, such as HTML5, CSS3, and JavaScript. Knowledge of JavaScript frameworks, such as React (preferred), Angular, and Vue.js. Knowledge of CSS frameworks, such as Bootstrap, Material UI, and Tailwind CSS. Strong understanding of API More ❯

Essentials 3+ years experience in similar roles Software development, application development and cloud computing experience Experience in architecting software and creating applications from scratch Frontend: proficiency in languages like HTML5, CSS3, JavaScript, Java Backend: proficiency in languages like PHP, Python Django/Flask, Node.JS, Express.JS Operating Systems: Windows, macOS Databases: proficiency in databases like MySQL, SQL Server, MongoDB, PostgreSQL, etc. More ❯

do In performing this position, your core duties and responsibilities will include (but will not be limited to): Helping develop and maintain efficient, reusable, and reliable frontend code using HTML5/CSS3, JavaScript, TypeScript, and React Working closely with cross-functional teams, including UI/UX designers, backend developers, and product managers, to deliver high-quality user interfaces Ensuring the … Information Technology, or a related field Mid to senior level experienced developer Demonstrable success and involvement in software design and implementation of production-ready clients using technologies such as: HTML5, JavaScript, CSS3, Typescript, and React Experience with APIs and using patterns such as REST and GraphQL Experience with testing frameworks and methodologies, ensuring the delivery of high-quality software Strong More ❯

front-end architecture. Uphold high standards for code quality, performance, testing, and security. Participate actively in Agile ceremonies, code reviews, and continuous improvement efforts. Frontend: Angular (preferred), React, TypeScript, HTML5, CSS3, SASS RxJS, NgRx, Jasmine, Karma, Cypress Backend: Java (17+), Spring Boot REST APIs, JSON, OAuth 2.0 DevOps & Cloud: Azure (preferred), AWS (beneficial) Docker, Kubernetes, Terraform CI/CD with More ❯

The Ideal Candidate will have: Experience of working in a professional and agile software development environment. Strong knowledge of C# and the .NET Framework, especially ASP.NET. Strong knowledge of HTML5, ECMAScript 6+, CSS3 and the Web Platform. Strong component-based web development in JavaScript or TypeScript using frameworks such as Web Components, React, VueJs or Angular. In-depth experience in More ❯

Microservices, API Gateway, Messaging Azure DevOps, Jenkins TFSVC, GIT Azure Cloud Platform, Amazon Web Services Identity Access ORM Tools Umbraco SharePoint JSON, XML, XSLT,XPath,XQuery LinQ, Lamba Powershell HTML5, CSS3, SASS Bootstrap React JavaScript, jQuery, jQuery UI SQL Server T-SQL/SQL Server Unit Test Tools .NET Core/Framework C# ASP.NET core, Web API, MVC, WebForms What More ❯

Full Stack Software Developer – ASP.NET C# jQuery HTML5 SQL The ideal candidate will be responsible for building and maintaining internal and external facing web applications. You will be working in a team of experienced developers to build highly performing systems that improve efficiency. Teams use Agile Methodology and follow Scrum and Kanban Frameworks. Role Responsibilities Maintain existing products and provide … 3+ years’ experience in Microsoft SQL development. Strong knowledge of object-oriented programming and designs. Proven experience in client-side programming to provide intuitive UX design (i.e. developments using HTML5 Responsive UI with Bootstrap). Experience working with Team Foundation Server (TFS) with Visual Studio Team Services and/or GIT through Azure DevOps. Proven experience in 3-Tier Architecture More ❯

C# 6 including advanced language features e.g., generics, lambdas, delegates · Design Patterns and SOLID Principles · Entity Framework 6+ · SQL Server 2014+ · TDD/NUnit · Javascript/JQuery/AJAX · HTML5 · CSS 3 Desirable: · ASP.NET Core · Azure Service Bus · Entity Framework Core · Vue · Agile methodologies/Scrum · Automated browser testing/SpecFlow/Selenium · SignalR · ECMAScript6 · AngularJS Person Specification: · Strong written More ❯

enhance user experience - Making key technical decisions that will shape the platform's future Technical Requirements Must Have: - Strong experience with PHP and WordPress development - Proficiency in modern JavaScript, HTML5, and CSS3 - Experience with Laravel framework - Familiarity with React and modern frontend development - Understanding of RESTful APIs and microservices architecture - Experience with AWS services and cloud architecture - Strong knowledge of More ❯

specific technologies: OData, REST, SOAP, FTP/SFTP, JDBC, CSV, XML, JSON, XSL, encryption standards such as PGP, x509. Minimum 5 years of experience working on JavaScript, CSS3 and HTML5 and third-party libraries such as React Js, Angular, jQuery Minimum 5 years of experience working server-side programming languages such as Net, Java, Ruby and Python Minimum 5 years More ❯

with strategic digital goals. This is an individual contributor role with no direct line management but significant influence over technical decisions and standards. Key Technical Skills Front-End Development: HTML5, CSS3, JavaScript, TypeScript, React (including Next.js) Back-End Development: .NET Framework, .NET Core, ASP.NET Core, Node.js, C# Database Management: SQL Server, with additional experience in NoSQL databases (e.g., MongoDB) Cloud More ❯

and data storage, security, artificial intelligence, natural language processing, UI design and mobile would be very useful. The Client would like to see experience of the following skills: Languages: HTML5, CSS3, C#, Javascript ( is not main focus but knowledge is good) Frameworks: ASP.Net 4-6, MVC, Ajax, JQuery, HTML, Bootstrap and Knockout (required), Angular (optional) DB's: Ms Sql Server More ❯

Technical Stack: ASP.NET 4.6+ MVC 5 C# 6+ including advanced language features (generics, lambdas, delegates) Entity Framework 6+ SQL Server 2014+ TDD/NUnit JavaScript/jQuery/AJAX, HTML5, CSS3 Design Patterns and SOLID Principles Desirable experience: ASP.NET Core, Entity Framework Core Azure Service Bus Vue, AngularJS Agile methodologies/Scrum Automated browser testing/SpecFlow/Selenium SignalR More ❯

and tooling. What You've Got: Expert-level proficiency in JavaScript/TypeScript and modern front-end frameworks (e.g., React, Vue, or Angular). Strong understanding of web technologies (HTML5, CSS3, WebSockets) and browser APIs. Proficient in responsive design and cross-browser compatibility techniques. Knowledge of RESTful APIs and experience integrating front-end with back-end services. Understanding of web More ❯

senior appointments through to recruitment and project solutions, we are ex... Senior Angular Developer - Shipping, Physical Inventory, Oil Harvey Nash London, United Kingdom Principal/Senior UI Software Engineer-HTML5,React,TS,JS-Trading Harvey Nash London, United Kingdom Senior React Developer - Banking, Data Visualisation Harvey Nash London, United Kingdom Senior C++ Developer - Low Latency, Trading Harvey Nash London, United More ❯

or IT. 2+ year of experience in .NET Core and Angular development. Proficiency in C#, ASP.NET Core, and Entity Framework Core. Strong front-end skills in Angular 13+, TypeScript, HTML5, CSS3, and JSON. Experience working with RESTful APIs and integrating front-end applications with back-end services. Sound knowledge of software design patterns and OOP concepts. Experience with MS SQL More ❯

development best practices and architecture Proficiency with at least one modern front-end framework: React (preferred), Angular, or Vue Experience with CSS preprocessors such as SASS or LESS Strong HTML5 and CSS3 layout and styling skills Experience with component-based architecture and design systems Strong experience working with NPM/Yarn, bundlers (Webpack/Vite), and build tools Experience writing More ❯

ASP.NET framework, SQL Server and design/architectural patterns (e.g. Model-View-Controller (MVC)) Knowledge of at least one of the .NET languages (e.g. C#, Visual Basic .NET) and HTML5/CSS3, Angular, React, or Blazor web development. Familiarity with architecture styles/APIs (REST, RPC) Familiarity with Cloud services, especially Microsoft Azure AIS Understanding of Agile methodologies Excellent troubleshooting More ❯

experience in application development. Strong Java/.NET Core skills with experience in development of concurrent and distributed systems Basic Knowledge of User Interface design & development using Angular, React, HTML5, XML & CSS Develop design and architecture exposure and ability to ensure quality across various technology components that are developed by geographically diversified software engineer. Experience writing SQL queries and understanding More ❯

Collaborate closely with team members to ensure adherence to front-end development best practices. Requirements: Proven experience: 5+ years in front-end development with expertise in JavaScript/TypeScript, HTML5 and CSS3 Hands-on experience with frameworks such as React, Angular, and Svelte. Proficiency in UI testing frameworks like Playwright or similar tools. Strong understanding of responsive and adaptive design More ❯

and secure routing. Participate in code reviews, architecture discussions, and Agile ceremonies. Required Skills & Experience 5+ years of experience in ASP.NET (C#) web development. Strong front-end skills with HTML5, CSS3, JavaScript, and any modern framework (React, Angular, or Vue.js). Good understanding of network security principles, firewall rules, ports, protocols, and access control. Exposure to firewall management tools (e.g. More ❯

management hierarchy that allows for autonomy and responsibility in your role Requirements Frontend Expertise: Proficient in modern JavaScript frameworks/libraries (e.g., React, Angular, or Vue.js) and comfortable with HTML5, CSS3, and responsive design principles. We work solely in React currently, so this is essential. Backend Proficiency: Solid experience with backend technologies such as Node.js (our current environment). Experience More ❯

interview with the Hiring Manager & wider team (1 hour) What We Think You'll Need A solid understanding of modern JS libraries/frameworks and core principles. Strong JavaScript, HTML5 (including A11y standards), and CSS3 skills Familiarity with RESTful APIs and integration Knowledge of modern authorization mechanisms, such as JSON Web Tokens/Auth0 Understanding of front-end build tools More ❯