24 of 24 Permanent JavaScript Jobs in Cardiff

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 ❯

Squads, and Guilds. Experience Required Technical Expertise Proven experience designing, building, and maintaining automated test frameworks for UI, Mobile App, APIs and non-functional testing. Strong programming skills in JavaScript/TypeScript and experience with BDD frameworks like Cucumber. Experience with user interface testing tools such as Playwright. Experience with API testing tools such as Postman, Node-Fetch, and RestAssured. More ❯

with integrating APIs Best working practices and documentation Build tools (Webpack or similar) Automated testing We absolutely require: Strong experience with GIT version control Experience with HTML, SCSS and JavaScript Familiar with package managers, e.g. Composer/NPM Comfortable working with existing codebases Comfortable identifying and squashing bugs Excellent communication skills High attention to detail It would be a bonus More ❯

complete, 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 ❯

CD pipelines. Proficiency in multiple programming languages (e.g., Python, Go, Java). Experience with low-code platforms. Technology Stack While this role focuses on third-party customizable platforms (primarily JavaScript-based), familiarity with the following technologies is beneficial: AWS Go/Python/Java TypeScript Terraform GitLab ReactJS/NextJS Kubernetes FinTechOS About Admiral We take pride in being a More ❯

development of our core internal customer facing applications which allow customers to interact with our products. We are a progressive team working with cutting edge technologies such as Java, JavaScript, Guidewire, and best in class tools such as, NPM and CI/CD processes. IT BTG - Applications is made up of small teams, that are inclusive, open and collaborative. We More ❯

dynamic, offering a variety of tasks each day. The work is energetic and highly rewarding. Requirements Proven commercial experience in front-end or full-stack development Strong experience with JavaScript/TypeScript and React Familiarity with backend languages like Python and frameworks like Django Experience with unit testing and infrastructure creation using Terraform Ability to debug Python applications and develop More ❯

Full Stack Developer - C# .Net/JavaScript/SQL - Cardiff - Hybrid - £60,000 The Role A innovative tech focused software house is looking for a talented Full Sack Developer to join their growing development team. You will also have the opportunity to work on new and existing projects based in Amazon Web Service as the company continues to scale into … customer facing platform features and improvements as well as internal systems, educational content tools and 3rd party integrations Role requirements At least 4 years' commercial experience in C# TypeScript, JavaScript Postgres Desirables Angular, React or Vue Azure DevOps & Git AWS SQL Server Familiarity with responsive layout and accessible design Unit/Functional Testing The Company The company is the tech 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 ❯

by optimising systems and adopting innovative technologies. Key Requirements Essential Skills and Experience Extensive full-stack development experience , particularly with Symfony or similar PHP frameworks and Vue.js or comparable JavaScript libraries. Strong command of HTML, SCSS, JavaScript, and MySQL for building performant web applications. Proficient with version control systems , especially GIT . Demonstrated experience integrating and working with APIs and 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 ❯

into your first role in as 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 you the basic understanding … in coding? Apply now and one of our 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 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 ❯

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 ❯

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 ❯

Salesforce Developer - SaaS House Salary: up to £75,000 DOE Location: Cardiff, Hybrid Mason Frank has partnered with a fast-growing SaaS business to find a talented Salesforce Developer who thrives on building smart solutions that directly impact customers. As More ❯