126 to 150 of 156 JavaScript Jobs in Hertfordshire

customers after implementation. The work spans full-stack development, troubleshooting, and contributing to ongoing product evolution. What You'll Do Full-stack development using JavaScript, Node.js, and Backbone.js Update and modify SQL-based database structures Review, troubleshoot, and resolve assigned support tickets Provide technical support to customers via email … technologies Maintain strong security awareness and adhere to industry standards Who They are Looking For Degree in computer science (university or college) Full-stack JavaScript experience with Node.js and Express Strong skills in JavaScript, HTML5, and CSS3 Experience working directly with end users or customers Excellent written and verbal communication ...

customers after implementation. The work spans full-stack development, troubleshooting, and contributing to ongoing product evolution. What You'll Do Full-stack development using JavaScript, Node.js, and Backbone.js Update and modify SQL-based database structures Review, troubleshoot, and resolve assigned support tickets Provide technical support to customers via email … technologies Maintain strong security awareness and adhere to industry standards Who They are Looking For Degree in computer science (university or college) Full-stack JavaScript experience with Node.js and Express Strong skills in JavaScript, HTML5, and CSS3 Experience working directly with end users or customers Excellent written and verbal communication ...

Junior Application Software Engineer, Hybrid, Hertfordshire (near Hitchin) Junior Application Software Engineer skilled with HTML, CSS, JavaScript required by a leading technology provider supporting major sports and entertainment sectors. In this exciting role you deliver customised front-end software and on-site support within a specialist technical team. The organisation … paths and involvement in well known international projects, working closely with both software and project delivery teams. Responsibilities: Configure proprietary software using HTML, CSS, JavaScript (React) Deliver on-site technical support for live operations and client deployments Use Jira to manage tasks and maintain communication with the wider team Contribute ...

their skillsets, fostering a culture of continuous learning and improvement. You will bring over 7 years of software engineering experience with deep expertise in JavaScript, TypeScript, and React. Experience in full stack development using Node.js or Go would be a nice to have alongside a strong understanding of automated testing … practices. Bonus skills include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills ...

their skillsets, fostering a culture of continuous learning and improvement. You will bring over 7 years of software engineering experience with deep expertise in JavaScript, TypeScript, and React. Experience in full stack development using Node.js or Go would be a nice to have alongside a strong understanding of automated testing … practices. Bonus skills include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills ...

look like? Develop custom frontend Magento modules and functionality, ensuring seamless user experiences. Build and refine responsive designs using modern HTML5, CSS3, and JavaScript standards. Collaborate with the team on scoping and estimation sessions for new projects and features. Peer-review code contributions from other developers to maintain high-quality … frontend development, including HTML5, CSS3, and JavaScript. Proficiency in CSS preprocessors. Strong understanding of responsive design principles and cross-browser compatibility. Familiarity with JavaScript frameworks and libraries. Experience with version control systems, particularly Git. A keen focus on performance, security, and user experience in eCommerce. Strong communication skills in English. ...

look like? Develop custom frontend Magento modules and functionality, ensuring seamless user experiences. Build and refine responsive designs using modern HTML5, CSS3, and JavaScript standards. Collaborate with the team on scoping and estimation sessions for new projects and features. Peer-review code contributions from other developers to maintain high-quality … frontend development, including HTML5, CSS3, and JavaScript. Proficiency in CSS preprocessors. Strong understanding of responsive design principles and cross-browser compatibility. Familiarity with JavaScript frameworks and libraries. Experience with version control systems, particularly Git. A keen focus on performance, security, and user experience in eCommerce. Strong communication skills in English. ...

look like? Develop custom frontend Magento modules and functionality, ensuring seamless user experiences. Build and refine responsive designs using modern HTML5, CSS3, and JavaScript standards. Collaborate with the team on scoping and estimation sessions for new projects and features. Peer-review code contributions from other developers to maintain high-quality … frontend development, including HTML5, CSS3, and JavaScript. Proficiency in CSS preprocessors. Strong understanding of responsive design principles and cross-browser compatibility. Familiarity with JavaScript frameworks and libraries. Experience with version control systems, particularly Git. A keen focus on performance, security, and user experience in eCommerce. Strong communication skills in English. ...

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 ...

(Kindly Note: We are only accepting UK based applicants for this role) Battalion is an independent creative digital agency, specialising in developing brands and digital experiences for global 'tech for good' clients. We are on ...

(Kindly Note: We are only accepting UK based applicants for this role) Battalion is an independent creative digital agency, specialising in developing brands and digital experiences for global 'tech for good' clients. We are on ...

Senior SITS Developer | £55k - £68k | Remote We're partnering with a university who are ambitious and working on exciting projects. You'll be joining a small, collaborative team of SITS, Salesforce, and integration specialists with ...

Senior SITS Developer | £55k - £68k | Remote We're partnering with a university who are ambitious and working on exciting projects. You'll be joining a small, collaborative team of SITS, Salesforce, and integration specialists with ...

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 ...

Full-Stack Developer (Python/JavaScript/React) 100% Remote (UK-based) Up to £55,000 | Full-Time About the Role Our HealthTech client is building a cohesive, high-performing in-house engineering team to power their growing technology suite — from web applications and data analytics platforms to AI tools … user-friendly web applications Develop and maintain APIs and services using Python (Flask or similar frameworks) Build and enhance modern front-end interfaces using JavaScript and React Implement best practices for modular architecture, reusable code, and streamlined deployments Contribute to front-end consistency and tech stack standardisation Support AI, data ...

Full-Stack Developer (Python/JavaScript/React) 100% Remote (UK-based) Up to £55,000 | Full-Time About the Role Our HealthTech client is building a cohesive, high-performing in-house engineering team to power their growing technology suite — from web applications and data analytics platforms to AI tools … user-friendly web applications Develop and maintain APIs and services using Python (Flask or similar frameworks) Build and enhance modern front-end interfaces using JavaScript and React Implement best practices for modular architecture, reusable code, and streamlined deployments Contribute to front-end consistency and tech stack standardisation Support AI, data ...

their skillsets, fostering a culture of continuous learning and improvement. You will bring over 7 years of software engineering experience with deep expertise in JavaScript, TypeScript, and React. Experience in full stack development using Node.js or Go would be a nice to have alongside a strong understanding of automated testing … practices. Bonus skills include browser optimisation, compiler technology or UX design which will be highly regarded. Skills 7+ years software engineering experience Expert in JavaScript, TypeScript and React Strong understanding of automated testing and QA Ability to translate complex ideas into high-quality, shippable products Mentoring and team leadership skills ...

holding. What you'll be doing Building and maintaining robust, semantic, user-friendly interfaces Working across modern React codebases while also handling non-framework JavaScript and CSS Creating and manipulating SVG assets for scalable, high-quality UI components Collaborating closely with designers and "speaking design" fluently Integrating third-party APIs … backend integration Considering accessibility and WCAG standards as part of day-to-day development Skills & experience Strong experience with React.js Confident with non-framework JavaScript and CSS Experience with CSS-in-JS (Chakra UI preferred) Solid understanding of semantic HTML Practical knowledge of browser quirks and cross-browser behaviour ...

holding. What you'll be doing Building and maintaining robust, semantic, user-friendly interfaces Working across modern React codebases while also handling non-framework JavaScript and CSS Creating and manipulating SVG assets for scalable, high-quality UI components Collaborating closely with designers and "speaking design" fluently Integrating third-party APIs … backend integration Considering accessibility and WCAG standards as part of day-to-day development Skills & experience Strong experience with React.js Confident with non-framework JavaScript and CSS Experience with CSS-in-JS (Chakra UI preferred) Solid understanding of semantic HTML Practical knowledge of browser quirks and cross-browser behaviour ...

last 5 years with no trip abroad over 28 consecutive days) Essential: Experience with GDS prototyping toolkit and Coding experience with HTML, CSS, Javascript/Nunjucks Role Overview We're seeking a user experience designer who can take ownership of the design lifecycle from discovery through to delivery. … prototypes quickly to test ideas Contribute to inclusive design practices that meet accessibility standards Code low-fidelity or functional prototypes using HTML, CSS, and JavaScript when needed Required Skills and Experience Eligible for SC Clearance Hands-on experience applying Government Digital Service standards and design principles Familiarity with GDS prototyping ...

with high-quality, vetted human data for studies, surveys, and AI research are looking for 2 excellent Product Engineers. The stack is Python/JavaScript focused, but the crux of what they want are engineers who can build product from scratch, with a real understanding of how to optimize workflows. … working in a business acknowledged for being one of the best places in the UK for Engineers to learn and grow. Essential Skills: Python JavaScript/Typescript. They use Vue.js but are open to any React.js engineers AWS/GCP MongoDB DynamoDB Nice to haves: Experience building a product from ...

with high-quality, vetted human data for studies, surveys, and AI research are looking for 2 excellent Product Engineers. The stack is Python/JavaScript focused, but the crux of what they want are engineers who can build product from scratch, with a real understanding of how to optimize workflows. … working in a business acknowledged for being one of the best places in the UK for Engineers to learn and grow. Essential Skills: Python JavaScript/Typescript. They use Vue.js but are open to any React.js engineers AWS/GCP MongoDB DynamoDB Nice to haves: Experience building a product from ...

with high-quality, vetted human data for studies, surveys, and AI research are looking for 2 excellent Product Engineers. The stack is Python/JavaScript focused, but the crux of what they want are engineers who can build product from scratch, with a real understanding of how to optimize workflows. … working in a business acknowledged for being one of the best places in the UK for Engineers to learn and grow. Essential Skills: Python JavaScript/Typescript. They use Vue.js but are open to any React.js engineers AWS/GCP MongoDB DynamoDB Nice to haves: Experience building a product from ...

My client is a global leading Digital Consultancy specialising in Cloud Adoption, Digital Architecture/Transformation & NextGen AI Solutions, with offices in London, Manchester, Newcastle and Glasgow providing a remote or hybrid working policy + ...

product enhancement and marketing Perform root-cause analysis on high-impact technical issues and guide customers toward effective resolutions Create custom tools using Python, JavaScript, and related APIs to extend platform capabilities Build tailored data analysis workflows for real-time monitoring of technical and business conditions Produce high-quality data … caching protocols, DNS) Familiarity with principles of distributed systems, web technologies, databases, and application communication models Proficiency with scripting languages such as Python and JavaScript Excellent written communication abilities High degree of independence, initiative, and ownership mindset £90-110k base dependant on experience + bonus + benefits package ...