1 to 25 of 43 DemandTrendPermanent JavaScript Jobs in South Wales

Required Skills & Experience Demonstrable expertise in MVC and .NET web applications development , including advanced customisation and extensibility. Deep experience with the ASP.NET MVC framework .. Proficient in .NET (C#), JavaScript, Web API, SQL Server , and working knowledge of HTML, CSS, XML, JSON . Comfortable with complex data modelling and performance optimisation in large-scale MVC environments. Adept at explaining technical More ❯

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 ❯

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 ❯

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 ❯

key areas where staff can experience the work of others first hand. Core Skills & Experience: Proven leadership and mentoring in development teams. Advanced Drupal (8+) development expertise. Strong PHP, JavaScript, HTML5, and CSS3 skills. Experience with CI/CD (e.g., Jenkins, GitLab), Git workflows, and Docker. Familiarity with automated testing frameworks (PHPUnit, Behat, Nightwatch). Agile delivery experience (e.g., Scrum More ❯

II, Salesforce Certified Administrator, and Salesforce Certified Advanced Administrator. - Experience with Agile methodologies and tools, such as Jira and Confluence, - Proficiency in web development technologies, such as HTML, CSS, JavaScript, and REST/SOAP web services - Experience with Dev Ops in a Salesforce context as well as Unit and Integration testing of Apex. It is unusual that all candidates will More ❯

globally, playing a vital role in safety and efficiency. What You'll Bring: Strong programming experience with C# using .NET Core and .NET Framework Proficiency in Knockout.JS, TypeScript, and JavaScript Skilled in TSQL, LINQ, AJAX, RESTful APIs, and WebAPI development Solid front-end development with HTML5, CSS3, and LESS Familiarity with SQL Management Studio and Visual Studio Mobile app development More ❯

JavaScript. A good understanding of the defect management lifecycle. Practical understanding of or willingness to learn AWS Cloud services. Awareness of modern frameworks for testing UIs and APIs, e.g. JavaScript, Cypress, Bruno and automation of regression packs within deployment pipelines. An understanding of the Software Development Life Cycle (SDLC) and the corresponding testing activities required at each phase. An understanding More ❯

methodologies Excellent problem-solving skills Knowledge of containerization technologies such as Docker Desirable Skills Experience with CXOne or Nice inContact is a major advantage Responsibilities Develop scalable applications using JavaScript (Node.js, Express, Koa) Build and integrate RESTful APIs across various services Deploy solutions on Microsoft Azure with a focus on security and scalability Technologies API Azure C# CI/CD … Cloud DevOps Support JavaScript Power BI Security Office 365 NodeJS Java More Information We are a proud supporter of a long-standing client within the insurance space, looking to expand their internal tech team to include a skilled developer with experience in cloud deployment and API development. Salary £40,000 - 70,000 per year Requirements Expert in Node.js, Express, Koa More ❯

STM32, CubeMX) Experience with embedded OSs such as FreeRTOS, Zephyr, or Embassy Solid understanding of communication protocols: I2C, UART, SPI, Bluetooth LE Desirable: Exposure to languages such as Python, JavaScript, Swift, Java, etc. GUI development with Qt, TouchGFX, Crank Familiarity with tools like Git, Jira, Confluence Ability to work across the full tech stack, from hardware to UI Please reach More ❯

for documentation & testing GitHub Actions CI, AWS for documentation hosting Experience with React, Vue, Next.js, or Nuxt is a plus What you bring Strong experience as a frontend developer (JavaScript, TypeScript, CSS, HTML) Practical experience building and maintaining component libraries Understanding of design systems and design tokens Experience with testing (unit, accessibility, visual regression, etc.) Keen eye for detail, accessibility More ❯

taught! Skills/experience: Strong demonstrable knowledge and experience of PHP (2-8 years + Backend experience) Strong experience of development frameworks such as Laravel or similar Experience with JavaScript and/or similar frameworks such as NuxtJS, ReactJS, NextJS or VueJS Database experience - MySQL , SQL , NoSQL or MariaDB An interest in modern development languages The ability to work independently More ❯

from home 25 days holiday Pension Training and development What do I need? Demonstrable expertise in the core skill set of C#, ASP.NET, MVC and SQL Server Proficiency in JavaScript and Web API Clear experience of technical leadership and providing coaching and mentoring to less-experienced Developers Knowledge of SSRS, SSIS, FetchXML or other reporting and ETL tools would be More ❯

Viqu has partnered with a leading organisation seeking a Senior Software Developer with strong full stack expertise in C#, JavaScript, REST APIs, and SQL. As a Senior Software Developer, you’ll build responsive web interfaces and develop robust backend services, delivering scalable, high-performance solutions. You’ll join a fast-paced Agile team, driving new features and maintaining critical systems … that support essential public services. Key Responsibilities of the Senior Software Developer: Design, develop and maintain responsive web applications focusing on user experience and accessibility Deliver frontend components using JavaScript, Bootstrap and CSS, ensuring consistency and usability Collaborate with back-end developers to integrate service-layer logic and APIs Participate in Agile ceremonies including sprint planning, demos, and retrospectives Mentor … experts, testers, and technical teams to ensure software solutions meet user and operational requirements. Key Requirements of the Senior Software Developer: Proven commercial experience developing frontend web applications using JavaScript, Bootstrap and CSS Strong knowledge of C# and object-oriented programming principle Experience consuming and working with RESTful APIs and backend services Competence in writing and optimising SQL queries for More ❯

.NET Developer, .NET 9, C# - Computer Gaming Company - Cardiff (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over 500 million games over the last decade, my client is undoubtedly the world’s most recognised computer gaming brand. … Core/ASP.NET MVC, C# and Azure SQL. Our client can provide with exposure to: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a forward thinking and progressive company, one that can provide you with an on-going training programme More ❯

.NET Developer, .NET 9, C# - Computer Gaming Company - Cardiff (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over 500 million games over the last decade, my client is undoubtedly the world’s most recognised computer gaming brand. … Core/ASP.NET MVC, C# and Azure SQL. Our client can provide with exposure to: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a forward thinking and progressive company, one that can provide you with an on-going training programme More ❯

.NET Developer, .NET 9, C# - Computer Gaming Company - Cardiff (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over 500 million games over the last decade, my client is undoubtedly the world's most recognised computer gaming brand. … Core/ASP.NET MVC, C# and Azure SQL. Our client can provide with exposure to: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a forward thinking and progressive company, one that can provide you with an on-going training programme More ❯

We are seeking a Senior Front-End Software Engineer to play a key role in translating UI/UX designs into responsive, high-quality front-end interfaces using Blazor and related technologies. This role involves developing reusable components, ensuring cross 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 ❯

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 ❯

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 ❯

.NET Developer - Swansea (Tech stack: .NET Developer, .NET 9, C#, Blazor, Azure, JavaScript, HTML5, CSS3, Agile, Programmer, Full Stack Engineer, Architect, .NET Developer) Since 2006 our client's revolutionary marketing software platform has been helping businesses all over the world to attract, engage, and delight customers by delivering inbound experiences that are relevant, helpful, and personalized. Having recently launched in … applicants should be experienced in: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. You will receive training in all aspects of: .NET 9, Blazor, EF Core, Azure, JavaScript, HTML5, CSS3, Agile, TDD, BDD, SQL Azure and MongoDB. At the centre of our client's culture is freedom and openness which takes a lot of people by surprise. But 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 ❯

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 ❯

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 ❯