276 to 300 of 339 ECMAScript Jobs in London

C# .NET Software Developer - with Blazor. Award-Winning SaaS. Remote / Hybrid

Hiring Organisation
RecruitmentRevolution.com
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£45,000 - £65,000 per annum
We are the makers of the fastest-growing vending management software in the British Isles, helping clients monitor/manage their estates of vending and coffee machines, as well as micro markets, through our extensive ...

C# .NET Software Developer - with Blazor. Award-Winning SaaS. Remote

Hiring Organisation
RecruitmentRevolution.com
Location
London, Covent Garden, United Kingdom
Employment Type
Permanent
Salary
£45000 - £65000/annum depending on experience
We are the makers of the fastest-growing vending management software in the British Isles, helping clients monitor/manage their estates of vending and coffee machines, as well as micro markets, through our extensive ...

Full Stack Developer (PHP, Laravel, JavaScript) - Remote

Hiring Organisation
8 Signals Limited
Location
East London, London, United Kingdom
with framework experience in Laravel and CodeIgniter. MySQL/MariaDB database design, querying and optimisation. Front-End Development with skills in HTML, CSS, JavaScript and jQuery. Supporting Front-end mobile-responsive development and cross-browser compatibility. Comfortable working in existing and legacy codebases. Writing clean, maintainable and well-structured code. ...

Full Stack Developer (PHP, Laravel, JavaScript) - Remote

Hiring Organisation
8 Signals Limited
Location
Central London / West End, London, United Kingdom
with framework experience in Laravel and CodeIgniter. MySQL/MariaDB database design, querying and optimisation. Front-End Development with skills in HTML, CSS, JavaScript and jQuery. Supporting Front-end mobile-responsive development and cross-browser compatibility. Comfortable working in existing and legacy codebases. Writing clean, maintainable and well-structured code. ...

Coding and Programming Trainee

Hiring Organisation
ITOL Recruit
Location
Twickenham, Middlesex, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Coding and Programming Trainee

Hiring Organisation
ITOL Recruit
Location
West London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £45,000 per annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Coding and Programming Trainee

Hiring Organisation
ITOL Recruit
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£30,000 - £35,000 per annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Trainee Coding & Programmer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
Havering, Greater London, Romford, United Kingdom
Employment Type
Permanent
Salary
£26000 - £35000/annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Trainee Coding & Programmer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
Hammersmith and Fulham, Greater London, Hammersmith, United Kingdom
Employment Type
Permanent
Salary
£26000 - £35000/annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Trainee Coding & Programmer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
Lambeth, Greater London, United Kingdom
Employment Type
Permanent
Salary
£26000 - £35000/annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Trainee Coding & Programmer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
Greenwich, Greater London, United Kingdom
Employment Type
Permanent
Salary
£26000 - £35000/annum
selection of more advanced courses to get you up to speed. Learn the Command Line (1.5 weeks) Learn Git & GitHub (1.5 weeks) Learn JavaScript (1.5 weeks) Learn Python 3 (1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python ...

Back End Developer Placement Programme

Hiring Organisation
Coding Jobs at ITOL Recruit
Location
Croydon, Greater London, United Kingdom
Employment Type
Permanent
many entry level programming roles and help you get a step ahead. Learn the Command Line (*1.5 weeks) Learn Git & GitHub (*1.5 weeks) Learn JavaScript (*1.5 weeks) Learn Python 3 (*1.5 weeks) JavaScript forms the foundation of almost everything you see on the Internet. Therefore, this is an essential addition ...

Senior UI/UX Designer & Frontend Developer Mobile, Figma, JavaScript

Hiring Organisation
Smart Sourcer Limited
Location
City, London, United Kingdom
Employment Type
Permanent
Salary
GBP 85,000 Annual
Senior UI/UX Designer & Frontend Developer Mobile, Figma, JavaScript, React - Global O utstanding opportunity to join this global enterprise and famous brand within the magic circle of the legal sector. From a technology perspective, this organisation is a leader in its domain, significantly investing in AI and automation within ...

Software Engineer

Hiring Organisation
The Portfolio Group
Location
City of London, London, Cathedrals, United Kingdom
Employment Type
Permanent
Salary
£55000/annum
looking for a Senior-level Software Engineer with strong JavaScript/TypeScript skills and experience across modern web stacks. You'll be instrumental in our transition away from Drupal as we modernise and scale our platform. Tech Stack: At least 4 years commercial experience with JavaScript or TypeScript and Node ...

Lead Front-End Developer

Hiring Organisation
Picture More
Location
London, South East, England, United Kingdom
Employment Type
Full-Time
Salary
£75,000 - £80,000 per annum
collaborate with designers and back-end developers, integrating APIs and ensuring everything runs smoothly across devices. Key responsibilities: Build and maintain applications using React, JavaScript/TypeScript, HTML5, CSS3. Translate UI/UX designs into clean, reusable code. Optimise apps for performance and accessibility. Manage application state and API integrations. … Work within a friendly, collaborative team. What we’re looking for: Strong React, Vue or Angular and JavaScript (ES6+) skills. Experience with TypeScript, HTML5, CSS3. Understanding of responsive design and component architecture. Git and modern front-end workflows. Attention to detail and a problem-solving mindset. Desirable skills: Testing tools ...

Contract AI Software Engineer - SC Cleared

Hiring Organisation
Searchability NS&D
Location
London, South East, England, United Kingdom
Employment Type
Contractor
Contract Rate
£500 - £700 per day
Build and integrate workflows using LangChain and/or LangGraph Develop robust backend services using Python Contribute to frontend or full-stack development using JavaScript/TypeScript where required Deploy, scale, and maintain solutions on AWS Collaborate with cross-functional teams including data scientists, product owners, and DevOps Ensure solutions … Engineer working with AI/LLM-based systems Hands-on experience with LangChain and/or LangGraph Excellent Python development skills Solid experience with JavaScript and TypeScript Proven experience deploying applications on AWS Strong understanding of software architecture, APIs, and cloud-native development Active SC Clearance (must be in place ...

Automation Assurance Specialist

Hiring Organisation
83zero Limited
Location
City of London, London, United Kingdom
Employment Type
Permanent, Work From Home
Salary
£55,000
development, internal initiatives and knowledge-sharing activities Technology Exposure You will gain experience across a broad technical landscape, including but not limited to: Java, JavaScript, Node.js, Kotlin Spring Boot and RESTful microservices Selenium, Playwright, Cucumber, REST testing NoSQL databases Git-based version control systems Your Profile Essential experience: ISTQB Foundation … certification (or equivalent experience) Strong experience in functional, integration, exploratory and manual testing Experience building and contributing to automation frameworks (Java or JavaScript) Hands-on experience with backend and frontend automated testing tools Experience working in agile delivery environments Confident using Git-based version control tools (GitHub, GitLab etc.) Ability ...

Full Stack Developer

Hiring Organisation
Rise Technical Recruitment
Location
Camden, London, Camden Town, United Kingdom
Employment Type
Permanent
Salary
£60000 - £70000/annum
commercial experience in full stack development with solid skills in C#, ASP.NET, SQL Server, and AWS cloud environments. Experience with RESTful APIs, HTML, CSS, JavaScript for integration, and a passion for keeping up with modern backend technologies is essential. Experience with Zoho is a bonus. This is a unique chance … C#, ASP.NET, and SQL Server skills * Commercial experience in backend-focused development * Skilled in designing and consuming RESTful APIs * Comfortable with HTML, CSS, and JavaScript for integration and debugging * Experience with AWS services * Strong problem-solving skills, attention to detail, and effective communication * Experience with Zoho is a plus Rise ...

Full Stack Developer

Hiring Organisation
Rise Technical Recruitment Limited
Location
North London, London, England, United Kingdom
Employment Type
Full-Time
Salary
£60,000 - £70,000 per annum
commercial experience in full stack development with solid skills in C#, ASP.NET, SQL Server, and AWS cloud environments. Experience with RESTful APIs, HTML, CSS, JavaScript for integration, and a passion for keeping up with modern backend technologies is essential. Experience with Zoho is a bonus.This is a unique chance … C#, ASP.NET, and SQL Server skills* Commercial experience in backend-focused development* Skilled in designing and consuming RESTful APIs* Comfortable with HTML, CSS, and JavaScript for integration and debugging* Experience with AWS services* Strong problem-solving skills, attention to detail, and effective communication* Experience with Zoho is a plus Rise ...

Senior Front - End Developer

Hiring Organisation
TQR
Location
London, United Kingdom
Employment Type
Permanent
high-traffic, customer-focused features. Key Responsibilities Develop and optimise features across multiple e-commerce websites Build responsive UI components using HTML, SCSS, JavaScript, TypeScript, React and PHP Contribute to kiosk-based applications built with TypeScript Maintain and improve large, scalable front-end codebases Drive improvements in performance, accessibility … assisted development workflows Enjoys mentoring and supporting colleagues Technical Requirements Essential: 5+ years commercial front-end development experience Strong knowledge of HTML, SCSS, JavaScript, jQuery, TypeScript, React and PHP Experience with Node.js, npm, webpack and modern build tools Google Tag Manager and GA4 event tracking Comfortable working in large, enterprise ...

Trainee Web Developer

Hiring Organisation
IT Career Switch
Location
East London, London, England, 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, England, 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, England, 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, England, 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
London, South East, England, 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 ...