901 to 925 of 1,031 ECMAScript Jobs in London

Android Developer - Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
about. My client is based in Central London, this role is remote for the considerable future. Android Engineer, Engineer, Java Developer, React. JS Growth Javascript CSS HTML Frontend Ruby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript ...

UI Developer- Contract

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
will be encouraged to evangelise and prototype new technologies and approaches to help shape the evolving architecture.UI Developers Must Have:Deep knowledge of JavaScript or TypeScript, HTML and CSSExperience of backend systems such as node.js, GraphQL and RESTUse of modern JavaScript frameworks such as React, Redux, Styled Components, Apollo GraphQLUX ...

Frontend Software Developer with Javascript HTML

Hiring Organisation
Nexus Jobs
Location
London, United Kingdom
Salary
£ 45 K
000Sector: I.T. & CommunicationsJob Type: PermanentWork Hours: Full TimeContact: Jas GujralEmail: cv@nexusjobs.comTelephone: 020 7488 6900Apply for this job nowJob DescriptionFrontend Software Developer with Javascript and HTMLOur Client is looking to recruit Frontend Software Developer with at least 3 to 5 years experience of developing Frontend software with Javascript and HTMLWorking … deliver improved UI & UXParticipate in design discussions and be the voice of the customer on usabilitySkills and Experience:Excellent working knowledge of HTML, JavaScript, jQuery, CSS & React FrameworkPreviously delivered multiple responsive websitesHappy to develop from both wireframes and full designsExperience of working with and developing alongside a CMS (preferably with ...

Full Stack Software Engineer - Application Development

Hiring Organisation
Palantir Technologies
Location
London, United Kingdom
Salary
£ 80 K
Require2+ years of frontend software engineering experience.Strong frontend coding skills used to write clean, effective code, regardless of framework, and existing proficiency in JavaScript and understanding of how web technologies work.Familiarity with data structures, loading patterns, frontend frameworks, and other technical tools and concepts.Proficiency with programming languages such as JavaScript ...

Lead Fullstack Engineer (C#, .Net, Angular)

Hiring Organisation
ReVybe IT Recruitment Limited
Location
London, United Kingdom
Employment Type
Permanent
Salary
£100000 - £125000/annum
delivery of new features. Design, develop, and maintain scalable backend services using C# and .NET. Build modern, responsive, and intuitive user interfaces using Angular, JavaScript, and TypeScript. Collaborate closely with Product, UX/UI, and Engineering teams to deliver exceptional user experiences. Drive frontend best practices, ensuring applications are performant … continued growth and technical maturity. What We're Looking For Significant commercial experience developing modern .NET applications. Strong front-end experience with Angular, JavaScript, and TypeScript. Experience designing scalable distributed systems and microservices. A passion for writing clean, maintainable, high-quality code. Strong understanding of SOLID principles and Clean Architecture. ...

Azure Cloud FullStack

Hiring Organisation
Experis
Location
City of London, London, United Kingdom
Employment Type
Contract
Contract Rate
£400 - £520/day
Apps Create clean front-end features using React, Angular or Vue.js Deliver back-end services using .NET, Node.js, or Python Work with JSON and JavaScript to build and consume data-driven interfaces Script and automate operational tasks using PowerShell Apply strong Azure security practices throughout development Troubleshoot issues and support … Front-end development experience with React/Angular/Vue.js Back-end development experience with .NET, Node.js or Python Working knowledge of C# and JavaScript, with confidence using JSON Ability to develop with security in mind, particularly around Azure A collaborative, problem-solving mindset-comfortable investigating and fixing issues ...

ASP.NET MVC Developer – Fintech50

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
involved in greenfield platform development for a global high demand high transaction payments gateway. The frontend development of their web platform in HTML5, Javascript, angular.js and CSS3 and the backend in ASP.NET MVC and noSQL (which will be gained in experience)The ASP.NET MVC Developer will be fully responsible … best training and development packages in the market, all inclusive.My client is based in Central LondonASP.NET MVC, sql, mvc, .net, Angulkar.js, javascript, greenfield ...

ASP.NET MVC Developer - Fintech50

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
involved in greenfield platform development for a global high demand high transaction payments gateway. The frontend development of their web platform in HTML5, Javascript, angular.js and CSS3 and the backend in ASP.NET MVC and noSQL (which will be gained in experience)The ASP.NET MVC Developer will be fully responsible … best training and development packages in the market, all inclusive. My client is based in Central LondonASP.NET MVC, sql, mvc, .net, Angulkar.js, javascript, greenfield ...

Frontend Technical Architect – Retail Wealth Management

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 100 K
Architect – Retail Wealth Management 100,000 Plus Bonus and Bens 10% Pension Quant Capital is urgently looking for a Technical Architect with strong frontend JavaScript Experience to join or well known Fintech client who are a well know wealth management software business. We are looking for a technically strong architect … modelling techniques • Technical Understanding of Microsoft .NET Framework/.NET Core, Node.js My client is based in South West London Technical Architect, React, Javascript ...

Junior ASP.NET Developer- Tonbridge

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 60 K
impressive performance and productivity benefits of React, we have chosen to gradually phase out these older frameworks. We use open source JavaScript libraries extensively, most notably Lodash, Plotly Charts and React Virtualized.You will focus on a third-generation .NET web application suite, although legacy solutions also comprise of ASP.NET WebForms.Day … experience of an ORM – Ideally Dapper or Entity Framework 6 • Backed by ASP.NET WebAPI endpoints in C#. The candidate should have secure knowledge of JavaScript and/or C#. Although we don’t require React experience, any exposure to structured frameworks such as React, Ember or Angular will be beneficial. ...

Front-End Developer

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 80 K
that will shape their web applications and digital platform to the next level. The frontend development of their web platform is in HTML5, Javascript, Jquery, angular.js and CSS3.As a Front-end Developer you MUST have:2 + year’s commercial development experienceHTML5CSS3JQuery + JavaScriptXMLsome exposure to Angular.js would … solving skills.This is a business who truly invests in their staff.My client is based in LondonJavascript, front-end, ui, ux sql, mvc, .net, Angular.js, javascript, greenfield, HTML, HTML5, CSS, CSS3, UI, UX, fluid, responsive, design, phonegap, cordova, WebGL, JQuery ...

Front-End Developer (React and React Native)

Hiring Organisation
Foresters Financial
Location
Bromley, Kent, United Kingdom
Employment Type
Full-Time
Salary
Competitive salary
Integrate applications using RESTful APIs Deploy applications and support releases into production Build responsive, accessible and well-structured user interfaces using HTML, CSS and JavaScript Contribute to front-end architecture and application design Collaborate with the business, architects and other multi-skilled team members to gather requirements and shape solutions … office. What we require Proven experience developing with React JS and React Native Strong experience with Redux Toolkit Solid understanding of modern JavaScript, HTML and CSS Experience building secure, customer-facing front-end applications Ability to work with web services that integrate with external systems Experience designing or working closely ...

Front-End Developer (React and React Native)

Hiring Organisation
Foresters Financial
Location
Bromley, London, United Kingdom
Employment Type
Contract, Work From Home
Integrate applications using RESTful APIs Deploy applications and support releases into production Build responsive, accessible and well-structured user interfaces using HTML, CSS and JavaScript Contribute to front-end architecture and application design Collaborate with the business, architects and other multi-skilled team members to gather requirements and shape solutions … office. What we require Proven experience developing with React JS and React Native Strong experience with Redux Toolkit Solid understanding of modern JavaScript, HTML and CSS Experience building secure, customer-facing front-end applications Ability to work with web services that integrate with external systems Experience designing or working closely ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give … friendly advisors will be in touch. Keywords: Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Ilford, Essex, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give … friendly advisors will be in touch. Keywords: Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Uxbridge, Middlesex, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give … friendly advisors will be in touch. Keywords: Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
Barnet, Hertfordshire, United Kingdom
Employment Type
Full-Time
Salary
£25,000 - £45,000 per annum
little as 3-6 months: Step 1 - Introduction to Development - Complete a selection of professional and industry recognised coding courses covering HTML5, CSS3, Javascript and Python. The training is delivered via multimedia rich video tutorials, presentations and quizzes, through a portal that you study from home. These courses will give … friendly advisors will be in touch. Keywords: Coding, programming, web developer, software developer, app developer, Trainee, PHP, HTML, SQL, CSS3, Java, Javascript, Python, C#, Trainee Web Developer ...

Fullstack Developer

Hiring Organisation
Hudson River Trading
Location
London, United Kingdom
Salary
£ 80 K
data, trading activity, and more using React and Python.The interview process will evaluate your backend programming skills (primarily Python), and your experience working in JavaScript/TypeScript on a modern web framework (React skills are required!). It is important that you are excited about and comfortable with working … roles at HRT, see this blog! ProfileBachelor’s degree in Computer Science, Engineering, or a related fieldExperience working with Python and ReactExperience working with JavaScript or TypeScriptStrong verbal and written communication skillsExcellent multitasking and time management skillsAbility to work independently and collaborate across teamsAbility to look at a technical system ...

Full Stack Engineer

Location
Greater London, England, United Kingdom
maintainable applications. Ship quickly using modern serverless and Backend-as-a-Service platforms such as Vercel, Supabase and Firebase. Build applications using TypeScript/JavaScript, React/Next.js and Node.js. Integrate AI capabilities, including LLM APIs, automation and agents, to improve and streamline business workflows. Work directly with stakeholders across … allows. What We’re Looking For Demonstrable in-depth professional software engineering experience, ideally within a Full Stack role. Strong proficiency in TypeScript/JavaScript and modern web development. Hands‐on experience with React/Next.js and Node.js. Experience building and deploying applications using platforms such as Vercel, Supabase, Firebase ...

Front End Engineer

Hiring Organisation
Interactive Brokers
Location
London, United Kingdom
Salary
£ 80 K
most critical platform initiatives — continuously improving our trading UIs in Vue. You'll be working on technically demanding challenges: building and adapting high-performance JavaScript/TypeScript libraries for real-time browser connectivity, low-latency data parsing, robust error handling, and more. If you're excited by the intersection … commercial software development experience, with a strong emphasis on single-page application (SPA) development Deep, production-level experience with at least one major JavaScript framework — Vue3 (ideally), Angular or React; experience with more than one is a strong plus Strong TypeScript skills; able to design and build robust, well-typed ...

Senior Software Engineer, SCRIBE

Location
Greater London, England, United Kingdom
production infrastructure. You’ll work across both the front end and back end of the system, designing and developing clean, intuitive web interfaces in JavaScript while architecting and implementing robust, scalable services in Python that power them. The ideal candidate will be an adaptable all-rounder, comfortable switching between user … experienced full-stack engineer with substantial experience developing Python web applications and backend services using frameworks such as FastAPI or Flask, alongside modern JavaScript or TypeScript frameworks such as React or Vue. You will be confident designing RESTful APIs and secure, scalable cloud infrastructure, ideally on AWS, and integrating ...

Senior Platform Architect

Location
Greater London, England, United Kingdom
configurations, OAuth, advanced data privacy frameworks, and token‐based AI authentication capabilities. Technical Web Stack: Solid understanding of frontend and scripting capabilities (HTML, CSS, JavaScript) and modern SaaS application development architectures. Soft Skills & Leadership Exceptional Communication: Proven track record of influencing senior stakeholders, distilling highly technical AI concepts into business … ITSM platforms. Advanced Analytics & Business Intelligence: Experience utilizing advanced diagnostic analytics systems for root‐cause and trend analysis. Modern Frontend Frameworks: Familiarity with modern JavaScript frameworks such as React, Vue, or Node.js to assist in custom app development. Practical experience using AI‐augmented tooling (e.g., Claude Code, Cursor) to enhance ...

Full Stack Web Developer - Website Development (mid-level)

Hiring Organisation
Moneycorp
Location
London, United Kingdom
Salary
£ 80 K
Moneycorp Website. Manage and update website templates, components, and landing pages.Build, test, and deploy new front‐end features using HTML, CSS, REACT, JavaScript, following responsive design best practices.Support back‐end development including API integrations, data handling, and server-side logic.Ensure cross-browser compatibility, accessibility compliance, and optimisation for speed … technical stakeholders and translating business requirements into technical solutions. Desirable Knowledge, Skills & Experience:Experience with front‐end technologies including HTML, CSS/SCSS, and JavaScript beyond React. Experience translating Figma designs into accurate, responsive web pages. Exposure to server‐side tracking such as Meta (Facebook) CAPI. Experience contributing ...

Principal Technical Architect

Location
Greater London, England, United Kingdom
nCino offers exciting career opportunities for individuals who want to join the worldwide leader in cloud banking. Leads installations of technical systems, applications, or process designs for client’s purchased or outsourced technology and business ...

Senior Software Engineer (Fullstack) - Servicing, FinCrime

Hiring Organisation
Wise
Location
Greater London, United Kingdom
Employment Type
Full Time
Salary
87000 to 111000 GBP Annually
This job is with Wise, an inclusive employer and a member of myGwork – the largest global platform for the LGBTQ+ business community. Please do not contact the recruiter directly. Wise is a global technology company ...