1,001 to 1,025 of 1,029 ECMAScript Jobs

Senior Front End Developer/Engineer (React JavaScript) Cirencester to £85k Opportunity to work on complex and interesting systems related to Artic Exploration in a beautiful Cotswolds based office, as part of a small team at a tech start-up, where you can make an impact and progress your career. … office, with stunning views and a range of facilities including free parking onsite (not commutable on public transport). About you: You have strong JavaScript and React front end development skills You're comfortable using AI tools such as Claude in your everyday workflow You have experience in a start ...

This role is ideal for someone who enjoys working in a fast-paced, IT-dependent environment and wants to expand their skills in SQL, JavaScript, and ERP systems. Key Responsibilities ·Provide on-site IT support for desktops, laptops, mobile devices/scanners and printers ·Troubleshoot hardware, software, connectivity … Excellent communication and customer service skills Development Opportunity This role offers genuine career progression. You will have the opportunity to develop skills in: ·SQL ·JavaScript ·ERP systems ·Working alongside MSPs on infrastructure and development projects ...

Owning Shopify Plus development across all three brands end-to-end Building and optimising conversion-focused, high-performance storefronts Developing custom functionality using Liquid, JavaScript, HTML and CSS/SCSS Improving site speed, Core Web Vitals and technical SEO Delivering new features, landing pages and campaign builds at pace Managing … Strong hands-on Shopify Plus experience - this is non-negotiable and candidates without it will not be considered Solid front-end skills across Liquid, JavaScript, HTML and CSS/SCSS Experience with Shopify APIs, custom functionality and third-party integrations Commercial awareness and an understanding of how development decisions affect ...

Company description Stats Perform is the market leader in sports tech. We provide the most trusted sports data to some of the world's biggest organizations, across sports, media, and broadcasting. Through the latest AI ...

Shopify Full-Stack Developer | FuelHub Warrington, Cheshire, On-site/Hybrid About FuelHub FuelHub is one of the UK’s fastest-growing premium meal prep brands, built on quality, trust and performance. We deliver chef ...

Job summary The EPR Product Analyst will report into the EPR Product Specialist to support the design, configuration, and optimisation of the Electronic Patient Record (EPR) system by gathering requirements, analysing workflows, and ensuring accurate ...

contributing to an open source project Experience managing a team of software engineers Architected and built performant, scalable, resilient public facing products Experience in Javascript Experience with state management systems such as Redux Experience in Node JS and Express Experience in AWS cloud platforms Bonus if you have: An understanding ...

Senior Front End Engineer/Developer (JavaScript Angular SaaS) Reigate/WFH to £90k Are you a senior Front End Engineer with strong JavaScript and Angular skills? You could be progressing your career in a hands-on leadership role at a global FinTech with flexible working and a range ...

visually innovative digital campaign experiences Tech stack Three.js React Three Fiber Next.js GSAP/ScrollTrigger @react-three/drei Blender pipelines (GLB/glTF) JavaScript/TypeScript What we’re looking for Strong experience building interactive WebGL or real-time 3D web experiences Excellent JavaScript/TypeScript skills Strong understanding ...

working closely with both technical and non-technical stakeholders. Key responsibilities: Supporting partner and customer implementations Troubleshooting technical and integration issues Working with JavaScript, HTML, CSS and web technologies Investigating and resolving escalations Collaborating with product, engineering and external stakeholders Improving repeatable processes and technical solutions Providing technical guidance throughout … requirements: Professional working proficiency in Japanese and English Experience in a customer-facing technical role Hands-on troubleshooting and debugging experience Good understanding of JavaScript, HTML, CSS and browser/web technologies Experience supporting integrations, implementations or technical onboarding projects Strong stakeholder management and problem-solving skills Apply today, this ...

maintain features for a stock management application Build responsive and performant user interfaces using React and Next.js Develop and integrate backend services using JavaScript Design, query, and optimise data models in PostgreSQL Collaborate with stakeholders to translate business requirements into technical solutions Participate in code reviews and ensure best practices … followed Troubleshoot, debug, and resolve application issues Contribute to documentation and knowledge sharing as required Required Skills & Experience Strong commercial experience with JavaScript Proven experience developing applications using React Hands-on experience with Next.js Solid experience working with PostgreSQL (schema design, queries, optimisation) Experience developing and supporting production applications Ability ...

retailer is hiring a mid-level PHP Developer to join their London tech function. This is a genuine full-stack seat across PHP and JavaScript, with a healthy mix of legacy maintenance, tech debt work, and a major greenfield rebuild on the horizon. The role You will be working across … than inheriting them, this is a strong moment to join. What you will be doing Building and maintaining full-stack features across PHP and JavaScript Working through legacy code and tech debt alongside new greenfield development Contributing to platform decisions for an upcoming rebuild Owning interfaces with internal stakeholders across ...

tested code Collaborating with product, design, and engineering teams Debugging and resolving issues across the platform Tech Stack Backend: PHP, Laravel Frontend: React Native, JavaScript, jQuery Database: MySQL Local Development: MAMP Cloud: AWS (Lambda, API Gateway) Architecture: API-led, highly integrated systems What We're Looking For Commercial experience … Software Developer (ideally 2+ years) Strong experience with PHP and Laravel Experience with JavaScript, including jQuery Experience working with MySQL or similar relational databases Familiarity with local development environments such as MAMP Experience building or consuming APIs An interest in or exposure to AWS/cloud technologies A proactive mindset ...

maintaining, troubleshooting, and improving critical web applications, ensuring high availability and performance for end users. For this role, the key essential skills are: JavaScript, SQL & Unix/Linux 6 Months + Inside IR35 Key Responsibilities Provide 1/2 line support for web-based applications Investigate and resolve incidents, bugs … defects Perform root cause analysis and implement preventative measures Maintain documentation for systems, processes, and fixes Required Skills & Experience Strong experience with JavaScript in a production environment Basic knowledge of SQL (query writing, performance tuning, troubleshooting) Hands-on experience with Unix/Linux systems (shell scripting, log analysis, system commands ...

maintaining, troubleshooting, and improving critical web applications, ensuring high availability and performance for end users. For this role, the key essential skills are: JavaScript, SQL & Unix/Linux 6 Months + Inside IR35 Key Responsibilities Provide 1/2 line support for web-based applications Investigate and resolve incidents, bugs … defects Perform root cause analysis and implement preventative measures Maintain documentation for systems, processes, and fixes Required Skills & Experience Strong experience with JavaScript in a production environment Basic knowledge of SQL (query writing, performance tuning, troubleshooting) Hands-on experience with Unix/Linux systems (shell scripting, log analysis, system commands ...

system usability Maintain data integrity and support reporting needs Development & Enhancements Deliver change requests including custom development and enhancements Work with technologies such as JavaScript, SQL, APIs, and integrations Build and maintain integrations with other enterprise systems (HR, ERP, etc.) Governance & Ownership Introduce IT governance, best practices, and documentation … Intelex platform (Admin, Config, or Development) Strong understanding of EHS/Health & Safety systems Experience in system configuration, workflows, and user management Development exposure (JavaScript, SQL, APIs, or similar) Ability to manage support and development in parallel Strong problem-solving and stakeholder communication skills Nice to Have Experience implementing governance ...

development lifecycle, collaborating with both technical teams and wider stakeholders to deliver high-quality web solutions. Technology Stack WordPress (Gutenberg) Shopify (theme customisation) PHP & JavaScript Exposure to React or Laravel is beneficial Version control (e.g. Git) Key Responsibilities Build and maintain web solutions across new and existing projects Produce clean … stakeholders to understand requirements What They're Looking For 3+ years' experience in web development Strong experience with WordPress or Shopify Solid PHP and JavaScript skills Good communication and teamwork abilities Proactive attitude with a desire to develop Nice to Have Experience with React or Laravel Exposure to cloud/ ...

keep things stable as changes are made. What We're Looking For Solid experience working with PHP at a mid or senior level Strong JavaScript skills, including working with APIs Good knowledge of MariaDB/MySQL, including database structure and performance Experience with AWS (e.g. hosting, deployments, or working with … decisions Experience dealing with older or existing codebases What You'll Be Doing Building and maintaining applications using PHP Developing front-end features with JavaScript to keep workflows simple and intuitive Managing and improving databases (MariaDB/MySQL), making sure data is accurate and performs well Keeping systems secure, stable ...

keep things stable as changes are made. What We're Looking For Solid experience working with PHP at a mid or senior level Strong JavaScript skills, including working with APIs Good knowledge of MariaDB/MySQL, including database structure and performance Experience with AWS (e.g. hosting, deployments, or working with … decisions Experience dealing with older or existing codebases What You'll Be Doing Building and maintaining applications using PHP Developing front-end features with JavaScript to keep workflows simple and intuitive Managing and improving databases (MariaDB/MySQL), making sure data is accurate and performs well Keeping systems secure, stable ...

Documentation & SharePoint Specialist - HealthTech - Cumbria (Key skills: Technical Documentation, HealthTech Systems, SharePoint Online, SharePoint 2016/2019, Knowledge Base Management, SQL, HTML, JavaScript, C#, ISO9001, ISO27001, Second-Line Support) Are you a detail-driven documentation specialist with strong SharePoint expertise and a passion for supporting systems that genuinely make … Experience with SharePoint Online and SharePoint 2016/2019 is essential. SQL knowledge and the ability to work with HTML, Razor/C# and JavaScript are highly advantageous. Exposure to understanding application code is beneficial but not essential. This is an excellent opportunity to contribute to healthcare technology that supports ...

Job summary The EPR Product Support Analyst will report into the EPR Product Analyst to deliver configuration of features to specification within the Electronic Patient Record (EPR) system, they will assist with configuration, troubleshooting, and ...

Frontend React Developer SC cleared Active SC Cleared required Inside of IR35 Role Overview We are seeking a Senior Front-End Developer to lead the delivery of accessible user-centric interfaces for a secure law ...

integration issues. Consultancy: Act as the technical bridge between external partners and our internal Product/Engineering teams. Escalation Management: Tackle technical hurdles involving JavaScript, APIs, and Googlebot crawling. What You Need Technical Core: Strong JavaScript, HTML, and CSS skills. Experience: 3–5 years in a technical support ...

lead generation and conversion Collaborating closely with designers to faithfully translate designs into production-ready code Implementing animations, interactions, and UI enhancements using modern JavaScript Optimising front-end performance, accessibility, and SEO best practices Supporting marketing teams with A/B tests, content updates, and marketing campaign launches Working within … Must have proven work experience in similar Front-End Web Experience role, preferably within a Marketing Agency/Retail environment Experience with HTML and JavaScript Proven experience building marketing-led websites, landing pages, or digital campaigns Solid understanding of responsive design, accessibility, and cross-browser compatibility Comfortable working ...

keep things stable as changes are made. What We're Looking For Solid experience working with PHP at a mid or senior level Strong JavaScript skills, including working with APIs Good knowledge of MariaDB/MySQL, including database structure and performance Experience with AWS (e.g. hosting, deployments, or working with … decisions Experience dealing with older or existing codebases What You'll Be Doing Building and maintaining applications using PHP Developing front-end features with JavaScript to keep workflows simple and intuitive Managing and improving databases (MariaDB/MySQL), making sure data is accurate and performs well Keeping systems secure, stable ...