976 to 1,000 of 1,292 JavaScript Jobs in the UK

Lead Ruby Engineer

Hiring Organisation
RedCat Digital
Location
London, UK
Employment Type
Full-time
systems to handle increasing data streams. Collaborate with a team of experienced engineers on next-gen research and data analysis tools. Utilise Ruby and JavaScript daily, integrating with data pipelines for Data Lake, Data Warehouse, ML training loops, and data operations workflows. Requirements: Strong expertise in Ruby and Rails with ...

GA4 Analytics Implementation Contractor

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£450.00 - £500.00 per day
similar platforms. Experience implementing Google Analytics events, Advanced Conversions, Consent Mode, Google Gateway, and related tracking frameworks. Comfortable working with custom HTML, JavaScript, and custom tagging requirements for debugging and implementation purposes. Proven capability delivering end-to-end server-side tracking projects and technical implementation workstreams. Strong knowledge of pixels ...

Control Systems Engineer

Hiring Organisation
Noriker Power Ltd
Location
Cheltenham, Gloucestershire, South West, United Kingdom
Employment Type
Permanent, Part Time
Salary
£50,000
least 3 years experience in an engineering environment. Electrical/Power engineering experience would be ideal! Good working knowledge of programming languages such as Javascript, Golang, Labview, c++ or Python, with TCP/IP networking or front-end web development would be an advantage. You are a self-motivated individual ...

Web Instrumentation Analyst

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£70,000 per annum
team members Your Skills & Experience Strong commercial experience with Adobe Analytics implementation Hands-on experience with Adobe Launch, clearly demonstrated across implementation projects Strong JavaScript skills and confidence debugging tracking issues Experience designing, implementing, and troubleshooting data layers Expertise in tag management, tracking implementation, pixel deployment, and QA processes Experience ...

Web Instrumentation Analyst (Adobe)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Manchester, Lancashire, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
business needs. What they're looking for Essential Strong web instrumentation and tagging experience Adobe Analytics experience (Web SDK, Launch/Tags, Analytics) Strong JavaScript knowledge Data layer design and implementation experience Experience with tag management and debugging Experience working in digital product or eCommerce environments Strong stakeholder management ...

Senior Digital Analyst - Implementation

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£50,000 - £60,000 per annum
global function grows. Your Skills & Experience Strong hands-on experience implementing Adobe Analytics in a complex digital environment. Proven experience with Adobe Launch Strong JavaScript skills, particularly in relation to tracking implementation and debugging. Experience designing and implementing data layers, tags and tracking pixels. Experience leading or delivering large-scale ...

Web Instrumentation Analyst (Adobe)

Hiring Organisation
Harnham - Data & Analytics Recruitment
Location
Birmingham, West Midlands, United Kingdom
Employment Type
Full-Time
Salary
£55,000 - £60,000 per annum
business needs. What they're looking for Essential Strong web instrumentation and tagging experience Adobe Analytics experience (Web SDK, Launch/Tags, Analytics) Strong JavaScript knowledge Data layer design and implementation experience Experience with tag management and debugging Experience working in digital product or eCommerce environments Strong stakeholder management ...

AdTech Privacy Test Analyst

Hiring Organisation
Staffworx Limited
Location
London, United Kingdom
Employment Type
Contract, Work From Home
plus Logcat and Xcode Console. Familiarity with tagging stacks (GTM, Tealium, server-side tagging) and CDPs. Scripting for traffic capture and analysis (e.g. Python, JavaScript). Privacy certification (e.g. CIPP/E, CIPT). Contract Details IR35: Outside Location: London & remote hybrid On-site: regular UK device testing required ...

EW Systems Engineer

Hiring Organisation
MASS Consultants
Location
Salisbury, Wiltshire, South West, United Kingdom
Employment Type
Permanent
Salary
£65,000
Electronic Warfare (EW) principles or exposure to EW-related systems Highly desirable: Model-Based Systems Engineering (MBSE), including SysML/UML Coding experience (JavaScript or MATLAB/Simulink) Defence industry experience, particularly within Electronic Warfare (EW) Service leavers are encouraged to apply. Experience gained working with Electronic Warfare (EW) systems ...

JavaScript Node.JS Developer Blockchain

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
JavaScript Node.JS Developer BlockchainQuant Capital is urgently looking for the best in the market of Javascript Development to join our high profile client.Our client prefers to give very few details about themselves but they are a small London based firm who believe that by taking the lead in providing innovative … commodity industry and overall the opportunity to influence the direction of the project and create a software system to be proud of.Day to Day Javascript Developers will:Working on development of products in an agile manner delivering high quality, tested codeWork with the Tech Lead and other developers to help ...

NodeJS Developer

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
NodeJS Developer – FintechTo 90,000Quant Capital is urgently looking for a JavaScript/NodeJS Developer to join our high profile client. They have recently raised (PE and Bank) 50 million and are set for another 100 million raise in February. They are acquiring users at 50,000 per month … scrum team, taking part in demonstrations and retrospectives. This is a greenfield project working in conjunction with another team building a mobile application. The JavaScript Developer Must have: At least 2 years of software development. This experience may have occurred at school. HTML5, TypeScript/JavaScript, NodeJSProficiency in building responsive ...

NodeJS Developer - Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
NodeJS Developer – FintechTo 90,000Quant Capital is urgently looking for a JavaScript/NodeJS Developer to join our high profile client. They have recently raised (PE and Bank) 50 million and are set for another 100 million raise in February. They are acquiring users at 50,000 per month … scrum team, taking part in demonstrations and retrospectives. This is a greenfield project working in conjunction with another team building a mobile application. The JavaScript Developer Must have: At least 2 years of software development. This experience may have occurred at school. HTML5, TypeScript/JavaScript, NodeJSProficiency in building responsive ...

Fullstack Developer

Hiring Organisation
IO Associates
Location
Bristol, Avon, South West, United Kingdom
Employment Type
Permanent
Salary
£55,000
your skills across the entire stack while learning from experienced engineers. What you'll be doing Developing and enhancing a modern web platform using JavaScript and TypeScript. Building front-end features using Angular or another modern JavaScript framework. Developing REST APIs and backend services with Node.js. Working with SQL databases … architecture. Collaborating with the wider engineering team on new features, deployments and continuous improvements. What we're looking for Commercial or personal experience with JavaScript/TypeScript and Node.js. Experience with Angular, React or Vue. Good SQL knowledge and experience working with REST APIs. Familiarity with Git and Linux environments. ...

UI Developer (FX Trading Platform)

Hiring Organisation
Lorien Resourcing
Location
London, UK
Employment Type
Full-time
trading applications, delivering high-performance, scalable solutions for real-time pricing and trading. The Ideal candidate is a technically strong UI Developer with proven JavaScript/TypeScript, Angular, HTML5 and real-time application development experience. Previous Front Office trading experience, particularly within FX or FX Options, would be highly advantageous. … maintain high-performance UI applications supporting Front Office FX trading platforms. Support platform migrations, UI convergence and modernisation initiatives. Develop scalable, reusable components using JavaScript, TypeScript, HTML5, CSS and Angular. Build responsive applications handling streaming real-time market data. Participate in the full Agile development lifecycle, including design, development, testing ...

.NET Core Developer

Hiring Organisation
Catchfish
Location
Farnham, Surrey, United Kingdom
Salary
£ 50 K
house for the international travel industry which are effecting the globe as you read this message without even knowing it...Required experienceC#.NET CoreAPI developmentPreferred:JavaScript, HTML, CSS, SQLJSON,XMLAngular, React, Vue, Rust, Node, or other modern javascript technologiesMicroservicesAzureCI/CD (preferably Azure Devops)Location: Near FarnhamSalary ...

.NET Developer

Hiring Organisation
Noir
Location
Hereford, Herefordshire, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
.NET Developer, .NET 10.0, C# 14, Azure, JavaScript, Agile - Hereford (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Be the first of your friends to declare, "I love where … experience with: .NET, .NET Core, C# and Azure SQL. Our client will provide you with industry recognised training into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Their benefits include the following: Bonus ...

.NET Developer

Hiring Organisation
Noir
Location
London, South East England, United Kingdom
Employment Type
Full-Time
Salary
£80,000 - £100,000 per annum
.NET Developer, .NET 10.0, C# 14, Azure, JavaScript, Agile - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Be the first of your friends to declare, "I love where … experience with: .NET, .NET Core, C# and Azure SQL. Our client will provide you with industry recognised training into: .NET 10.0, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. Their benefits include the following: Bonus ...

Remote Java Developer – Fintech

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
possibility of making serious money doing something you are passionate about.My client is based in Central London, Fully RemoteJava Engineer, Java Developer, React.JS Growth Javascript CSS HTML Frontend Ruby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript ...

Remote Java Developer - Fintech

Hiring Organisation
Quant Capital
Location
London, UK
Employment Type
Full-time
making serious money doing something you are passionate about. My client is based in Central London, Fully RemoteJava Engineer, Java Developer, React. JS Growth Javascript CSS HTML Frontend Ruby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript ...

Java Developer- Fintech

Hiring Organisation
Quant Capital
Location
London, United Kingdom
Salary
£ 70 K
something you are passionate about.My client is based in Central London, this role is remote for the considerable future.Java Engineer, Java Developer, React.JS Growth Javascript CSS HTML Frontend Ruby, Java, Ruby on Rails, CSS, HTML5, Linux REST, Javascript ...

Java Developer - Fintech

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

JavaScript Developer - React / TypeScript

Hiring Organisation
Ncounter
Location
London, UK
Employment Type
Full-time
6977Location: LondonSalary: 80,000-90,000 per yearPosted: 2026-09-28JavaScript Developer – React/TypeScriptNcounter is supporting a growing technology consultancy delivering digital transformation programmes across law enforcement, public safety and wider government. We are looking for an experienced Frontend Developer who can combine strong hands-on engineering with … security and the ability to make better use of information are critical. The role: Design and build modern web applications using React, TypeScript and JavaScript Develop dashboards, data-rich interfaces and intuitive user journeys for complex operational environments Work directly with technical and non-technical stakeholders to understand requirements ...

Senior Software Developer

Hiring Organisation
Hackajob Ltd
Location
Manchester, North West, United Kingdom
Employment Type
Permanent, Work From Home
full stack team across Golang, React and Cloud platforms. Core skills within the team are Kafka, SQL, .Net, Golang, SQL, NodeJS, CSS, JavaScript and Typescript. This role is eligible for inclusion in the Companys hybrid working from home policy. Qualifications Knowledge of Kafka, Google Spanner, Golang, SQL, .Net, Golang JavaScript ...

.NET Developer

Hiring Organisation
Noir
Location
London, United Kingdom
Employment Type
Full-Time
Salary
£40,000 - £50,000 per annum
.NET Developer - World Class Entertainment Company - London (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their … Core, C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious ...

.NET Developer

Hiring Organisation
Noir
Location
Farnham, Surrey, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
.NET Developer - World Class Entertainment Company - Farnham (Tech stack: .NET Developer, .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client has been producing unparalleled entertainment experiences for over 50 years. Today their … Core, C# and Azure SQL. Our client can provide you with Greenfield project work and exposure to: .NET 10.0, ASP.NET Core, C# 14, Blazor, JavaScript, React, Microservices, Azure, ASP.NET Core Web API, Agile, Azure SQL, Node.js, Elasticsearch and MongoDB. This is a truly amazing opportunity to work for a prestigious ...