26 to 48 of 48 JavaScript Jobs in Leeds

Test Automation: Develop automated API tests using tools like Postman and Newman. Test Automation in Code: Collaborate with developers or work independently to develop automated tests using TypeScript, Java, JavaScript, Jest, and jUnit. Web Application Testing: Experience testing web applications built with Angular or similar frameworks. Test Execution: Conduct manual testing, accurately document results, and report defects promptly. Defect Management More ❯

s deep expertise in technology consulting services, bespoke software development, and web application development. Clients benefit from Jamie's recognised expertise in cutting-edge technologies including .NET, Python, Go, JavaScript, and AI/ML integration, alongside strategic guidance in DevOps, DevSecOps, and microservices architecture. Jamie's renewed MVP status reflects his strategic vision for technology leadership, having been recognised as More ❯

real-time embedded systems. Proficient in using RTOS platforms (e.G., Zephyr, FreeRTOS, etc.). Experience with wireless communication protocols (Bluetooth, Zigbee, Wi-Fi, etc.). Familiarity with web technologies (JavaScript, HTML) for embedded web interfaces or tools. Knowledge of Linux OS application development for embedded testing environments. Proficient with development tools and version control systems (e.G., Git, IDEs). Understanding More ❯

newest mobile technologies. Throughout, you will ensure that both new and legacy applications meet quality standards and remain compliant with ISO 27001. Role requirements React Native C# .Net/JavaScript The Company The company is in the SaaS industry used by many clients with offices in the North and South area. Apply now! If you are a talented Mobile Application More ❯

delivery and support experience with back-office systems Demonstrable knowledge, skills and experience of the management, support, configuration, upgrade, and enhancements of Enterprise Applications Good scripting experience (e.g. Python, Javascript or Shell) to support small automations and data tasks Ability to analyse and resolve problems unassisted and to perform all development and changes with minimum guidance E ssential Criteria We More ❯

Salesforce Development including Custom Objects, Apex, Triggers, Web Services, Visualforce, REST APIs, SOAP Web Services and Migration Tools Building UI solutions using Salesforce Lightning, LWC, web technologies (HTML, XML, JavaScript) 2+ years people management experience including, but not limited to, hiring, goal setting, performance management. Aptitude to rapidly learn and take advantage of new concepts, tools, managed packages and/ More ❯

and establish front-end development standards and practices. Your journey so far Extensive experience with React, including deep knowledge of its ecosystem and best practices. Solid understanding of modern JavaScript, TypeScript, and front-end tooling (e.g., Webpack, Babel ). A proven track record of working on and maintaining complex web applications Strong knowledge of best practices for implementing and managing More ❯

and refine requirements Taking responsibility for specific functions of the software What We're Looking For: Proven experience in C# and .NET for back-end development Proven experience of JavaScript or TypeScript, and React or similar frameworks such as Angular or Vue SQL expertise, including database design and query optimization Use of GIT and Azure DevOps Ability to work independently … It for You? Competitive salary of circa £55,000 Flexible hybrid working Opportunities for professional growth and skill development Collaborative and supportive work environment If you're a .NET, JavaScript and SQL expert within commuting distance of Leeds, we'd love to hear from you! Please note - You must be currently based in the UK, and unfortunately sponsorship is not More ❯

Implement automated API tests using API tools such as Postman/Newman Test Automation in Code: Work independently or with developers to develop tests in Typescript/Java/Javascript Test execution: Perform tests manually and document test results, and report defects Defect management: Identify, document, and track software defects, and work with developers to resolve issues Collaboration: Work closely More ❯

Implement automated API tests using API tools such as Postman/Newman Test Automation in Code: Work independently or with developers to develop tests in Typescript/Java/Javascript Test execution: Perform tests manually and document test results, and report defects Defect management: Identify, document, and track software defects, and work with developers to resolve issues Collaboration: Work closely More ❯

weeks) The second step includes a 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 is highly versatile. You can More ❯

Frontend Software Engineer will be responsible for working in a creative environment to build the frontend platform to industry standards. You will be working with scripting languages such as JavaScript and Typescript, spun up into an AWS platform. You'll be working alongside a very strong managerial team with great pedigree and have the opportunity to lead on architectural decisions … while mentoring junior developers from a technical standpoint. What will I be doing? Developing web applications and systems using JavaScript, React and Typescript. Define and analyse business requirements. Support continuous improvement and integrations to enhance deployment. Collaborate with engineers, architects and tested to develop unit code. Working in an AWS environment Key requirements: JavaScript development, for at least 3 years. More ❯

challenges Client collaboration - Work directly with clients during discovery phases, translating business requirements into elegant technical solutions Innovation focus - Work with cutting-edge technologies including AI-enabled features, modern JavaScript frameworks, and cloud-native applications Team development - Conduct code reviews, and foster a culture of technical excellence and continuous learning What We're Looking For: Strong technical foundation - Expert-level … JavaScript & TypeScript with AWS, particularly Next.js, React or React Native AI experience - Demonstrable experience building AI-enabled features or products Architecture expertise - Proven ability to design scalable APIs, distributed systems, and cloud-native solutions DevOps proficiency - Hands-on experience with CI/CD pipelines, infrastructure as code, and containerisation Quality champion - Passionate about TDD, automated testing, and engineering best practices More ❯

.NET Developer - Leeds (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Established in 1962 our client is a leading global media company; its commercial arm comprises of some of the largest television channels across the Globe and market leading cinema screen advertising businesses. We are seeking several .NET … SQL. You should have a strong grasp of object orientated (OO) development principles. Our client can provide you with industry recognized training in: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD and MongoDB. You will follow a structured a career development programme with the view to being promoted to the position of Team Leader/Development More ❯

weeks) The second step includes a 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 is highly versatile. You can More ❯

sharing. Provide mentorship and supervision to software development team members. Conduct regular code reviews and foster professional growth. Technical Excellence: Balance leadership duties with hands-on web development using JavaScript, PHP & React. Stay updated on industry trends, evaluating and implementing new technologies. Solve technical challenges and drive continuous improvement. Client Engagement: Build and maintain strong client relationships. Proactively understand client … n: Collaborate with HR and senior leaders on recruitment, onboarding, and development processes. Communicate effectively with internal and external stakeholders. Skills required: Proven hands-on web development experience with JavaScript, PHP & React. Previous experience mentoring or supervising software development teams. Proficiency in git version control. Familiarity with Waterfall and Agile methodologies. Strong problem-solving skills. Excellent written and verbal communication More ❯

is required and relevant for 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 language in building your programming More ❯

is required and relevant for 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 language in building your programming More ❯

is required and relevant for 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 language in building your programming More ❯

D365 & Power Platform Applications Development Manager – Remote UK wide - Must be based in the UK I wanted to share a fantastic opportunity for an experienced Applications Development Manager to lead the design, development, and maintenance of cutting-edge application services More ❯

Front-End Developer- Hybrid in Leeds HTML, CSS, JavaScript, Vue.js An exciting opportunity to join an established agency as their latest Developer! Salary up to £45,000 Hybrid working in central Leeds, 3 days onsite, 2 days from home Benefits: Career progression & Development, Flexitime, Bonus, 25 days holiday + bank holidays + Birthday day off, Private Healthcare, Free onsite gym … a digital agency background who understand the nuances of working in a fast-paced agency environment. Ideally you will have at least 2 years of experience with HTML, CSS, JavaScript, and a modern front end framework such as Vue.js/TypeScript/React. WE NEED YOU TO HAVE 2+ years industry experience within an agency Organised individual TO BE CONSIDERED … this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only. HTML, CSS, JavaScript, Vue.js More ❯

Front-End Developer- Hybrid in Leeds HTML, CSS, JavaScript, Vue.js An exciting opportunity to join an established agency as their latest Developer! Salary up to £45,000 Hybrid working in central Leeds, 3 days onsite, 2 days from home Benefits: Career progression & Development, Flexitime, Bonus, 25 days holiday + bank holidays + Birthday day off, Private Healthcare, Free onsite gym … a digital agency background who understand the nuances of working in a fast-paced agency environment. Ideally you will have at least 2 years of experience with HTML, CSS, JavaScript, and a modern front end framework such as Vue.js/TypeScript/React. WE NEED YOU TO HAVE 2+ years industry experience within an agency Organised individual TO BE CONSIDERED … this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction with this vacancy only. HTML, CSS, JavaScript, Vue.js More ❯

Web Developer- Leeds Excellent opportunity to join a leading digital agency! Tech Stack: HTML, CSS, JavaScript, PHP, WordPress Salary of up to £32k DOE, plus great benefits Full time onsite in Leeds, office is walkable from the station. ABOUT THE CLIENT My client is a well-established Digital Agency in central Leeds. Due to key client wins they are looking … Great onsite food and drinks provided. Lunch and learn sessions. THE WEB DEVELOPER ROLE: We are looking for someone with either commercial or educational experience developing with HTML, CSS, JavaScript, PHP, WordPress. Ideally you will have some commercial web development experience and be happy in a full stack development role. Sitting within an experienced team you will be working on … several exciting web-based project at any given time! JUNIOR WEB DEVELOPER ESSENTIAL SKILLS HTML, CSS, JavaScript, PHP, WordPress TO BE CONSIDERED: Please either apply through this advert or emailing me directly via . By applying for this role, you give express consent for us to process and submit (subject to required skills) your application to our client in conjunction More ❯