'ECMAScript' Job Vacancies

1,326 to 1,350 of 2,749 ECMAScript Jobs

Ecommerce Technical Lead

Northamptonshire, England, United Kingdom
Hybrid / WFH Options
Rise10 Recruitment
Shopify Plus, Magento, WooCommerce, or similar). Ideally WooCommerce! Hubspot and WordPress experience. Proven experience with API integrations, Zapier automation, and custom development. Proficient in web technologies including PHP, JavaScript, HTML/CSS, and SQL. Experience with HubSpot integrations and automation. Demonstrated ability to translate business goals into technical solutions that deliver measurable growth. Strong senior stakeholder management skills — able More ❯
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Frontend Software Engineer

City of London, London, United Kingdom
Medly AI
Contribute to design discussions and provide technical input on feasibility and implementation Continuously improve app retention and engagement through thoughtful UX improvements Requirements Technical Expertise: Expert-level proficiency in JavaScript and relevant frameworks such as Next.js Design Sensibility: Demonstrated passion for exceptional UI/UX design, animations, and micro-interactions Mobile Development: React Native experience would be helpful, but is More ❯
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Frontend Software Engineer

London Area, United Kingdom
Medly AI
Contribute to design discussions and provide technical input on feasibility and implementation Continuously improve app retention and engagement through thoughtful UX improvements Requirements Technical Expertise: Expert-level proficiency in JavaScript and relevant frameworks such as Next.js Design Sensibility: Demonstrated passion for exceptional UI/UX design, animations, and micro-interactions Mobile Development: React Native experience would be helpful, but is More ❯
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Platform Engineer

London, United Kingdom
Just Eat
working with a data streaming platform, preferably Kafka. Experience building data pipelines with a tool like RedPanda Connect (Benthos). Proficiency in at least one programming language (Go, Python, JavaScript). Solid understanding and practical experience with Infrastructure as Code (IaC), CI/CD pipelines, and GitOps methodologies. Experience with monitoring and observability tools (e.g. Prometheus, Grafana, Datadog). Strong More ❯
Employment Type: Permanent
Salary: GBP Annual
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Intern, QA Engineering (m/f/d)

Wien, Austria
Hybrid / WFH Options
Bitpanda GmbH
recently completed a degree in Computer Science, Engineering, or a related field. Curious about software testing and passionate about product quality. Some familiarity with QA tools or scripting (e.g., JavaScript, Python, SQL, Postman, Cypress) is a plus, but not required. Detail-oriented, with a structured mindset and a desire to learn how complex systems work. Comfortable working in a fast More ❯
Employment Type: Permanent
Salary: EUR Annual
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SR WEB UX DEVELOPER

Houston, Texas, United States
Texas Southern University
possible solutions. Essential Duties Summary: Serves as Web Manager to TSU Website & Sub-sites ( ) with regard to use of the content management system (Modern Campus, Cascade CMS, WordPress, HTML, JavaScript and Database web related service request management and consultations. Conducts CMS training as needed for the Marketing Coordinator and Content Managers. Design and management Web Form (Gravity forma and CoffeeCup More ❯
Employment Type: Permanent
Salary: USD Annual
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ServiceNow developer

London Area, United Kingdom
Accenture
ServiceNow in Development Experience in 3 product lines outside of ITSM (e.g. ITOM, ITAM, HAM/SAM, SPM, HR, CSM, etc.) Ability to demonstrate advanced scripting and integration skills – JavaScript, SQL, API Web Services Experience integrating ServiceNow with Cloud Infrastructure (e.g AWS, Azure, GCP) Security Clearance is desirable, or the ability to obtain SC clearance is required. What’s in More ❯
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ServiceNow developer

City of London, London, United Kingdom
Accenture
ServiceNow in Development Experience in 3 product lines outside of ITSM (e.g. ITOM, ITAM, HAM/SAM, SPM, HR, CSM, etc.) Ability to demonstrate advanced scripting and integration skills – JavaScript, SQL, API Web Services Experience integrating ServiceNow with Cloud Infrastructure (e.g AWS, Azure, GCP) Security Clearance is desirable, or the ability to obtain SC clearance is required. What’s in More ❯
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Digital Experience Engineer

Oxford, England, United Kingdom
NIOX®
Science, Digital Marketing, Information Systems, or related field. 2-4 years’ experience in a digital, technical marketing, or front-end design. Strong proficiency with front-end technologies: HTML5, CSS3, JavaScript, jQuery. Strong proficiency in PHP, MongoDB and mySQL. Experience with Swift and Java a bonus. Hands-on experience with CMS platforms, CRM systems, and marketing automation tools. Solid understanding of More ❯
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WEB CONTENT DESIGNER & DEVELOPER

Hilliard, Ohio, United States
Micro Center
detail. A self-starter mindset: you take initiative, own your projects, and thrive in a fast-paced, collaborative environment. Familiarity with Git and browser developer tools. Bonus Skills Light JavaScript/jQuery for interactive elements and enhancements. Understanding of SEO fundamentals , analytics tagging, and A/B testing . Familiarity with deployment workflows and version control. Tools You'll Use More ❯
Employment Type: Permanent
Salary: USD Annual
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ServiceNow Technical Architect

London, South East, England, United Kingdom
Accenture
5+ ServiceNow CIS certifications Experience 3 product lines outside of ITSM (e.g. ITOM, ITAM, HAM/SAM, SPM, HR, CSM, etc.) Ability to demonstrate advanced scripting and integration skills – JavaScript, SQL, API Web Services Experience integrating ServiceNow with Cloud Infrastructure (e.g AWS, Azure, GCP) Security Clearance is desirable, or the ability to obtain SC clearance is required. What’s in More ❯
Employment Type: Full-Time
Salary: Competitive salary
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Cloud Support Engineer

united kingdom, united kingdom
AlphaSense
experience) Experience in at least in one major cloud platform (e.g., AWS, Google Cloud Platform, Azure) and Kubernetes/Docker Proficiency in CLI and basic programming experience in Python, JavaScript or similar Understand RESTful APIs and related troubleshooting. Experience with alerting/logging systems (e.g., Prometheus, Grafana, FireHydrant) Demonstrated ability to communicate complex technical concepts to customers and team members More ❯
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Senior Software Security Engineer

England, United Kingdom
Hybrid / WFH Options
Menlo Ventures
a security focus. Have experience applying security best practices, like the principle of least privilege and defense-in-depth, to complex systems. Are proficient in languages like Rust, Python, Javascript/Typescript. Have a track record of launching successful security initiatives and working cross-functionally to enact such changes. Are passionate about making AI systems more safe, interpretable, and aligned More ❯
Employment Type: Permanent
Salary: GBP Annual
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Adobe Experience Management

London Area, United Kingdom
Tata Consultancy Services
current digital marketing trends and best practices on topics such as personalization, cross channel marketing, mobile, and data driven optimization of experiences. Functional knowledge of client-side development in JavaScript or native mobile apps, and front-end debugging. Agile experience and familiarity with JIRA and Confluence. History of successful technical consulting or architecture engagements with large-scale customers or enterprises. More ❯
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Adobe Experience Management

City of London, London, United Kingdom
Tata Consultancy Services
current digital marketing trends and best practices on topics such as personalization, cross channel marketing, mobile, and data driven optimization of experiences. Functional knowledge of client-side development in JavaScript or native mobile apps, and front-end debugging. Agile experience and familiarity with JIRA and Confluence. History of successful technical consulting or architecture engagements with large-scale customers or enterprises. More ❯
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Solutions Architect

England, United Kingdom
Hybrid / WFH Options
The Opus Group
and data management. A strong background in the configuration, troubleshooting, deployment, and presentation of technology solutions within live event environments. Foundational knowledge of front-end web development (HTML, CSS, JavaScript) together with an understanding of UI/UX customisation principles. A bachelor's degree from a four-year institution, or equivalent professional experience, is preferred. ESSENTIAL DUTIES AND RESPONSIBILITIES Collaborate More ❯
Employment Type: Permanent
Salary: GBP Annual
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Senior Software Engineer

Newcastle Upon Tyne, England, United Kingdom
NRG
product development to meet deadlines. Consistently apply industry best practices to ensure high-quality development processes. Role requirements: Experience building back-end functionality using C# .NET and/or JavaScript frameworks like Node/Express. Experience with CMS tools such as Sitecore or Umbraco. Familiarity with JavaScript frameworks such as React, Vue, or similar. Proficiency in HTML, CSS, and JavaScript. More ❯
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Senior Full Stack Engineer - Javascript (React, Vue, Angular) - AI (LLLM, GenAI, ML) C# .NET

Royal Leamington Spa, England, United Kingdom
InterCity Partners Ltd
Senior Full Stack Engineer - JavaScript - React or Vue or Angular - C# .NET - AI, LLM, GenAI, ML As a Senior Full Stack Engineer , you'll join a small, high-impact team building AI-powered features for their products. You will be building systems that automate end-to-end workflows from document processing through to statutory filing to make a real impact … end to back-end Design and build performant, secure back-end services that integrate with our AI platform Create user-friendly front-end interfaces for AI features using modern JavaScript frameworks or C# and Blazor Lead technical decision-making within your squad, balancing innovation with pragmatic delivery Drive best practices in code quality, testing, security, and observability Quality & Continuous Improvement … production experience building software powered by LLMs/GenAI/ML models - not demos or prototypes, but real systems serving users Strong full-stack capability with expertise in: Modern JavaScript frameworks (React, Vue, Angular, etc.) or Blazor for front-end development C# .NET for back-end services RESTful API design and implementation HTML5, CSS3, and responsive design principles Cloud platform More ❯
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Full Stack Data Engineer x2 - England

England, United Kingdom
Adecco
efficient web applications using modern technologies. Work closely with designers, product managers, and other developers to create seamless user experiences. Create responsive and interactive user interfaces using HTML, CSS, JavaScript, and Front End frameworks such as React (must), Angular, Vue.js, and TypeScript. Build and maintain Server Side logic, databases, and APIs using Spring and Java. Experience with cloud-native microservices … well-documented code and conduct peer code reviews. Your Skills and Experience Proven experience as a Full Stack Developer and Data Engineer. Proficiency in Front End technologies: HTML, CSS, JavaScript, React (must), Angular, Vue.js. Strong Back End development skills: Java and Node.js (must); Python or Ruby on Rails is a plus. Experience with cloud-native architectures and containerization (Docker, Kubernetes More ❯
Employment Type: Permanent
Salary: GBP 72,000 - 90,000 Annual
Posted:

Full Stack Data Engineer x2 - England

Nationwide, United Kingdom
Adecco
efficient web applications using modern technologies. Work closely with designers, product managers, and other developers to create seamless user experiences. Create responsive and interactive user interfaces using HTML, CSS, JavaScript, and front-end frameworks such as React (must), Angular, Vue.js, and TypeScript. Build and maintain server-side logic, databases, and APIs using Spring and Java. Experience with cloud-native microservices … well-documented code and conduct peer code reviews. Your Skills and Experience Proven experience as a Full Stack Developer and Data Engineer. Proficiency in front-end technologies: HTML, CSS, JavaScript, React (must), Angular, Vue.js. Strong back-end development skills: Java and Node.js (must); Python or Ruby on Rails is a plus. Experience with cloud-native architectures and containerization (Docker, Kubernetes More ❯
Employment Type: Permanent
Salary: £72000 - £90000/annum + Benefits
Posted:

Software Developer Apprentice

Woodlands, 90 Bartholomew Street, Newbury, England
FIDELITY ENERGY LIMITED
larger software development projects. QA’s Junior Developer Level 3 apprenticeship programme enables the apprentice to: Explore a wide range of skills including Python, C#, Java, SQL, HTML, CSS, JavaScript, Git, Microservices and cloud Interpret simple design requirements for discrete components of a project under supervision Implement code which other team members have developed to produce required components Gain the … Development Technician Level 3 BCS Certificate in Systems Development Context and Methodologies BCS Certificate in Programming Tools and technologies learned: Apprentices will learn to use Python, C#, HTML5, CSS3, JavaScript and Git. Full time position after completion Apprenticeship Standard Software development technician (level 3) Training Provider QA LIMITED Working Week Days and shifts to be confirmed. Expected Duration 1 Year More ❯
Employment Type: Advanced Apprenticeship
Salary: £15,000 a year
Posted:

Senior C# React Developer - Nottingham

Nottingham, Nottinghamshire, East Midlands, United Kingdom
Ascent People
Senior Full Stack C# Developer, Senior .Net Core/React Analyst Programmer , AWS, Cloud, Azure, C#/.Net, Microsoft Stack, ASP.Net, MVC, WEB, React, Angular, JavaScript, CI/CD - Nottingham 75K Global Software House - East Midlands Salary up to 75K + pension, bonus, flex around start/finish times. - 3 days in office Do you have a solid background in … driven mindset toward achieving measurable outcomes, and authentic enthusiasm for using technology to address practical problems. Technical environment: .Net Core, C# 6+, SQL/Postgres, Visual Studio, GIT lab, JavaScript/React, CI/CD, AWS Company: This technology company has been developing sustainable energy infrastructure solutions for almost 20 years, currently overseeing 25,000+ renewable installations across 35+ countries. More ❯
Employment Type: Permanent
Salary: £75,000
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Software Engineer

Manchester, United Kingdom
Hybrid / WFH Options
Uniting Ambition
Full-Stack Developer — C#/Javascript/typescript (Hybrid, North West) Salary: £50,000–£60,000 · Type: Full-time · Location: North West (hybrid; regular office days in regional hub) Join a fast-moving product team building customer-facing and internal systems used by thousands. We’re looking for a pragmatic Full-Stack Developer who loves shipping well-tested software, designing … architecture decisions. Must-have (essential) Strong commercial experience with C#/.NET (MVC, Web API). Hands-on experience building RESTful APIs (design, versioning, auth). Production experience with JavaScript/Typescript/React (functional components, hooks, routing). Practical knowledge of CI/CD tooling and pipelines (e.g., Azure DevOps, GitHub Actions, Jenkins, GitLab CI). Experience working in More ❯
Employment Type: Permanent
Salary: £45000 - £60000/annum
Posted:

Software Engineer

Manchester, Lancashire, England, United Kingdom
Hybrid / WFH Options
Uniting Ambition
Full-Stack Developer — C#/Javascript/typescript (Hybrid, North West) Salary: £50,000–£60,000 · Type: Full-time · Location: North West (hybrid; regular office days in regional hub) Join a fast-moving product team building customer-facing and internal systems used by thousands. We’re looking for a pragmatic Full-Stack Developer who loves shipping well-tested software, designing … architecture decisions. Must-have (essential) Strong commercial experience with C#/.NET (MVC, Web API). Hands-on experience building RESTful APIs (design, versioning, auth). Production experience with JavaScript/Typescript/React (functional components, hooks, routing). Practical knowledge of CI/CD tooling and pipelines (e.g., Azure DevOps, GitHub Actions, Jenkins, GitLab CI). Experience working in More ❯
Employment Type: Full-Time
Salary: £45,000 - £60,000 per annum
Posted:

Software Engineer

North West, England, United Kingdom
Hybrid / WFH Options
Uniting Ambition
Full-Stack Developer — C#/Javascript/typescript (Hybrid, North West) Salary: £50,000–£60,000 · Type: Full-time · Location: North West (hybrid; regular office days in regional hub) Join a fast-moving product team building customer-facing and internal systems used by thousands. We’re looking for a pragmatic Full-Stack Developer who loves shipping well-tested software, designing … architecture decisions. Must-have (essential) Strong commercial experience with C#/.NET (MVC, Web API). Hands-on experience building RESTful APIs (design, versioning, auth). Production experience with JavaScript/Typescript/React (functional components, hooks, routing). Practical knowledge of CI/CD tooling and pipelines (e.g., Azure DevOps, GitHub Actions, Jenkins, GitLab CI). Experience working in More ❯
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