ECMAScript Jobs in London

176 to 200 of 1,358 ECMAScript Jobs in London

China Technical Graduate Programme - Based in Guangzhou

london, south east england, united kingdom
FDM Group
Graduate Programme? Up to 12 weeks of hands-on training in our Skills Lab with expert coaches Learn practical skills such as Object-Oriented Programming, Java, Springboot, React, Python, JavaScript, Git, SQL, cloud platforms, and CI/CD pipelines and AI integrations Make an impact and work on real projects with top global brand Get ongoing support, mentoring & career coaching More ❯
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Software Engineer

london, south east england, united kingdom
Hybrid / WFH Options
Cocentric
communication skills – able to work well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects More ❯
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China Technical Graduate Programme - Based in Guangzhou

london (city of london), south east england, united kingdom
FDM Group
Graduate Programme? Up to 12 weeks of hands-on training in our Skills Lab with expert coaches Learn practical skills such as Object-Oriented Programming, Java, Springboot, React, Python, JavaScript, Git, SQL, cloud platforms, and CI/CD pipelines and AI integrations Make an impact and work on real projects with top global brand Get ongoing support, mentoring & career coaching More ❯
Posted:

Software Engineer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Cocentric
communication skills – able to work well across disciplines Bonus: experience with identity systems (e.g. Microsoft Entra ID/Azure AD), SSO, or HRIS integration OUR TECH STACK Frontend: React, JavaScript Backend: C#, .Net, Azure Service Fabric, Kubernetes Infrastructure: Azure, Service Fabric, Cosmos DB WHY COCENTRIC Be a key part of a product that’s transforming how the frontline workforce connects More ❯
Posted:

AWS Developer

City of London, London, United Kingdom
Hybrid / WFH Options
RP International
We're Looking For (Must-Haves): Active SC Clearance or immediate eligibility (with 5+ years of continuous UK residency). Strong proficiency in software development with Node.js, TypeScript, or JavaScript . Proven, hands-on experience building and maintaining CI/CD pipelines with GitHub Actions . AWS Certified – please list your certification IDs in your application. Excellent troubleshooting skills and More ❯
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AWS Developer

London Area, United Kingdom
Hybrid / WFH Options
RP International
We're Looking For (Must-Haves): Active SC Clearance or immediate eligibility (with 5+ years of continuous UK residency). Strong proficiency in software development with Node.js, TypeScript, or JavaScript . Proven, hands-on experience building and maintaining CI/CD pipelines with GitHub Actions . AWS Certified – please list your certification IDs in your application. Excellent troubleshooting skills and More ❯
Posted:

AWS Developer

london, south east england, united kingdom
Hybrid / WFH Options
RP International
We're Looking For (Must-Haves): Active SC Clearance or immediate eligibility (with 5+ years of continuous UK residency). Strong proficiency in software development with Node.js, TypeScript, or JavaScript . Proven, hands-on experience building and maintaining CI/CD pipelines with GitHub Actions . AWS Certified – please list your certification IDs in your application. Excellent troubleshooting skills and More ❯
Posted:

AWS Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
RP International
We're Looking For (Must-Haves): Active SC Clearance or immediate eligibility (with 5+ years of continuous UK residency). Strong proficiency in software development with Node.js, TypeScript, or JavaScript . Proven, hands-on experience building and maintaining CI/CD pipelines with GitHub Actions . AWS Certified – please list your certification IDs in your application. Excellent troubleshooting skills and More ❯
Posted:

Senior Software Engineer

London, England, United Kingdom
Ripple
Computer Science, Engineering, or a related field. Proven experience in software development, with at least 5 years in a similar role. Strong proficiency in programming languages such as Typescript, JavaScript and Java Experience with Spring and React. Outstanding problem-solving skills and the ability to thrive in a fast-paced, ambitious environment. Proficient in software design patterns and standard methodologies. More ❯
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Full Stack PHP Developer

City of London, London, United Kingdom
Hybrid / WFH Options
Other Media
Experience working with Git and following code review practices Excellent security awareness and knowledge of OWASP Excellent communication skills Excellent bash and/or zsh scripting skills Experience with JavaScript, React, Babel, Webpack Some experience setting up and maintaining secure LEMP hosting (Linux, Nginx, MariaDB, PHP) and configuring Varnish, Redis and/or Memcache is desirable What We Offer We More ❯
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Full Stack PHP Developer

London Area, United Kingdom
Hybrid / WFH Options
Other Media
Experience working with Git and following code review practices Excellent security awareness and knowledge of OWASP Excellent communication skills Excellent bash and/or zsh scripting skills Experience with JavaScript, React, Babel, Webpack Some experience setting up and maintaining secure LEMP hosting (Linux, Nginx, MariaDB, PHP) and configuring Varnish, Redis and/or Memcache is desirable What We Offer We More ❯
Posted:

Full Stack PHP Developer

london (city of london), south east england, united kingdom
Hybrid / WFH Options
Other Media
Experience working with Git and following code review practices Excellent security awareness and knowledge of OWASP Excellent communication skills Excellent bash and/or zsh scripting skills Experience with JavaScript, React, Babel, Webpack Some experience setting up and maintaining secure LEMP hosting (Linux, Nginx, MariaDB, PHP) and configuring Varnish, Redis and/or Memcache is desirable What We Offer We More ❯
Posted:

Full Stack PHP Developer

london, south east england, united kingdom
Hybrid / WFH Options
Other Media
Experience working with Git and following code review practices Excellent security awareness and knowledge of OWASP Excellent communication skills Excellent bash and/or zsh scripting skills Experience with JavaScript, React, Babel, Webpack Some experience setting up and maintaining secure LEMP hosting (Linux, Nginx, MariaDB, PHP) and configuring Varnish, Redis and/or Memcache is desirable What We Offer We More ❯
Posted:

Adobe Experience Manager

Greater London, England, United Kingdom
N Consulting Global
Adobe Marketo and Adobe Assets Knowledge of Analytics, Target is a plus. Strong proficiency in Java, JSP, Sightly/HTL, Sling, and OSGi. Solid front-end skills: HTML5, CSS3, JavaScript, React/Angular Familiarity with Adobe I/O, GraphQL, and Content Fragment Models. Strong problem-solving skills and ability to work independently or in a team. Excellent communication and More ❯
Posted:

Adobe Experience Manager

london, south east england, united kingdom
N Consulting Global
Adobe Marketo and Adobe Assets Knowledge of Analytics, Target is a plus. Strong proficiency in Java, JSP, Sightly/HTL, Sling, and OSGi. Solid front-end skills: HTML5, CSS3, JavaScript, React/Angular Familiarity with Adobe I/O, GraphQL, and Content Fragment Models. Strong problem-solving skills and ability to work independently or in a team. Excellent communication and More ❯
Posted:

Software Engineering Manager - Unified Client Experience (UCX)

City of London, London, United Kingdom
Hybrid / WFH Options
Hargreaves Lansdown
paced, regulated environments where we ship at speed, embrace change, and never stop evolving. Your Technical Toolkit React/React Native/TypeScript Java (21) and Spring Boot/JavaScript/iOS (Swift) or Android (Kotlin) RDBMS (Oracle/Sybase)/NoSQL databases (Document DB) AWS and cloud-native microservices containerised architecture (e.g. K8s, Docker) Modern software engineering practices with More ❯
Employment Type: Permanent, Work From Home
Posted:

Principal Software Engineer - Unified Client Experience (UCX)

City of London, London, United Kingdom
Hybrid / WFH Options
Hargreaves Lansdown
Energized by fast-paced, regulated environments where speed, compliance, and innovation go hand-in-hand. Your Technical Toolkit React/React Native/TypeScript Swift (iOS)/Kotlin (Android) JavaScript/HTML/CSS RDBMS (Oracle, Sybase)/NoSQL (Document DB) AWS/Docker/Kubernetes CI/CD pipelines : GitHub Actions, CircleCI, Bitrise Testing frameworks : Jest, Cypress, XCTest, Espresso More ❯
Employment Type: Permanent, Work From Home
Salary: £90,000
Posted:

Senior Software Engineer (C# / JavaScript)

London, United Kingdom
Senior Software Engineer (Python/AWS) Location: London or Manchester Employment Type: Full-time, Permanent About the Role Were looking for a Senior Software Engineer with deep experience in Python and AWS to help design, build, and scale distributed, data More ❯
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Software Engineer Database

London, United Kingdom
Hybrid / WFH Options
single product across the full development stack and will have the opportunity to contribute towards all aspects of the project. Software Engineer required skills: .NET ( ASP.NET ) C# HTML, CSS JavaScript/TypeScript SQL Angular or React is preferred More ❯
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Web Developer Trainee

Twickenham, Middlesex, England, United Kingdom
ITOL Recruit
you will be ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. You can use it for both small and complex More ❯
Employment Type: Full-Time
Salary: £25,000 - £35,000 per annum
Posted:

Web Developer Trainee

Barking, Essex, England, United Kingdom
ITOL Recruit
you will be ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. You can use it for both small and complex More ❯
Employment Type: Full-Time
Salary: £25,000 - £35,000 per annum
Posted:

Web Developer Trainee

East London, London, England, United Kingdom
ITOL Recruit
you will be ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. You can use it for both small and complex More ❯
Employment Type: Full-Time
Salary: £28,000 - £35,000 per annum
Posted:

Web Developer Trainee

Uxbridge, Middlesex, England, United Kingdom
ITOL Recruit
you will be ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. You can use it for both small and complex More ❯
Employment Type: Full-Time
Salary: £28,000 - £35,000 per annum
Posted:

Web Developer Trainee

Ilford, Essex, England, United Kingdom
ITOL Recruit
you will be ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. You can use it for both small and complex More ❯
Employment Type: Full-Time
Salary: £27,000 - £35,000 per annum
Posted:

Web Developer Trainee

West London, London, England, United Kingdom
ITOL Recruit
you will be ready to move forward. Step 2 - Online Training The second step includes a selection of more advanced courses to get you up to speed. React-js JavaScript JavaScript forms the foundation of almost everything you see on the Internet, so it will be essential! Python is highly versatile. You can use it for both small and complex More ❯
Employment Type: Full-Time
Salary: £25,000 - £35,000 per annum
Posted: