1 to 25 of 69 JavaScript Jobs in Cardiff

Rock solid experience with object-oriented programming in languages such as Java or C# Strong backend API development experience in Node.js and expertise with JavaScript/TypeScript (knowledge of Nest.js is a massive plus!) Sound knowledge of SQL and NoSQL databases and be familiar with query optimizations such as indexing More ❯

experience as a Full Stack Developer with a focus on Microsoft technologies . ● Solid knowledge of: ○ C#/.NET ○ SQL Server/T-SQL ○ JavaScript/jQuery/HTML/CSS ○ ASP.NET Web Forms ○ Version control systems (e.g., Git) ○ RESTful APIs and integration methods ● Maintain applications hosted in Azure ● Maintain More ❯

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 Admiral: Where You More ❯

in C# and .NET. Expertise in: .NET Framework and WinForms Modern .NET (.NET 9) SQL Server (including performance optimisation) Front-end tech (HTML, CSS, JavaScript) Proven experience with application modernisation, including migrating legacy WinForms applications to modern web platforms (Blazor preferred). ·Strong understanding of layered architecture and best practices More ❯

development with an eye for detail, capable of backend work when needed Proven experience in full-stack or front-end development Strong skills in JavaScript/TypeScript and React Familiarity with Python and Django Experience with testing and TDD Agile working practices Mentoring or pair programming experience Curious, collaborative, problem More ❯

are someone who has: Strong frontend development experience building beautiful UIs using React Backend API development experience in Node.js and be comfortable with modern JavaScript/TypeScript Experience with SQL and NoSQL databases Experience structuring and developing REST APIs Good understanding of unit testing frameworks Experience with Docker/Kubernetes More ❯

team environment Strong technical communication skills, ability to lead and share concepts to various audiences One or more of the following technology stacks: Vue.js, javascript, typescript C++, QT/QML Selenium, Python or similar Demonstrated experience in leading software development teams, fostering a collaborative and high-performance culture, and effectively More ❯

team environment Strong technical communication skills, ability to lead and share concepts to various audiences One or more of the following technology stacks: Vue.js, javascript, typescript C++, QT/QML Selenium, Python or similar Demonstrated experience in leading software development teams, fostering a collaborative and high-performance culture, and effectively More ❯

s growth. What We re Looking For Proven experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver More ❯

s growth. What We're Looking For Proven experience leading development projects and mentoring other developers. Strong technical skills in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Solid understanding of Git, APIs, and package managers (e.g. Composer, NPM). Comfortable working with and improving legacy codebases. A proactive problem-solver More ❯

and continuous improvement efforts What We’re Looking ForRequired: ·2+ years software development experience ·1+ year hands-on Angular (v10+) experience ·Strong TypeScript/JavaScript skills ·Familiar with RxJS and reactive programming concepts ·Experience working with APIs (REST or GraphQL) ·Some Node.js back-end experience (or willingness to grow in More ❯

A minimum of 3 years of hands-on design and development experience with Java. Well versed with object-oriented methodologies. Experienced working with SPML, JavaScript, XML and JSON, Spring or Spring Boot, Hibernate, and web services architecture, such as SOAP and/or REST, HTML5, CSS. Experience working with relational More ❯

need to be successful Strong technical knowledge in .NET Framework, .NET Core, ASP.NET MVC/Web Forms, HTML/CSS/SASS, TypeScript/JavaScript, RESTful APIs, SQL Server, and Entity Framework, with a solid understanding of web-based applications and related technologies. Excellent communication skills to explain complex technical More ❯

need to be successful Strong technical knowledge in .NET Framework, .NET Core, ASP.NET MVC/Web Forms, HTML/CSS/SASS, TypeScript/JavaScript, RESTful APIs, SQL Server, and Entity Framework, with a solid understanding of web-based applications and related technologies. Excellent communication skills to explain complex technical More ❯

team environment Ability to understand suggested/shared concepts Ability to use technical communication skills One or more of the following technology stacks: Vue.js, javascript, typescript Selenium, Python or similar Good spoken and written English skills Bachelor of Science in Computer Science, or equivalent Nice-to-Haves Understanding of airline More ❯

team environment Ability to understand suggested/shared concepts Ability to use technical communication skills One or more of the following technology stacks: Vue.js, javascript, typescript Selenium, Python or similar Good spoken and written English skills Bachelor of Science in Computer Science, or equivalent Nice-to-Haves Understanding of airline More ❯

Global Risk & Brand Protection protects, preserves and enhances the Deloitte brand. We navigate the dynamic risk landscape across the areas of risk management, confidentiality & privacy, cyber security oversight, regulatory, independence & conflicts, and Anti-Corruption/financial crimes. We foster trusting More ❯

A minimum of 3 years of hands-on design and development experience with Java. Well versed with object-oriented methodologies. Experienced working with SPML, JavaScript, XML and JSON, Spring or Spring Boot, Hibernate, and web services architecture, such as SOAP and/or REST, HTML5, CSS. Experience working with relational More ❯

Framework : Solid experience with C#, ASP.NET Core, ASP.NET MVC, and Blazor. Front-End Development : Deep knowledge of front-end technologies such as HTML5, CSS3, JavaScript (including JQuery), and frameworks like Bootstrap. Web Technologies : Experience with XML, JSON, and WCF. Web Services & API Development : Advanced experience working with RESTful APIs, SOAP More ❯

ideally bring: A strong understanding of Agile methodologies. Knowledge of testing frameworks: ATDD, BDD, unit, integration, and acceptance testing. Practical experience with Python or JavaScript, especially for test automation. Understanding of the defect lifecycle and how to manage quality feedback loops. Hands-on experience with AWS (including serverless or cloud More ❯

ideally bring: A strong understanding of Agile methodologies. Knowledge of testing frameworks: ATDD, BDD, unit, integration, and acceptance testing. Practical experience with Python or JavaScript, especially for test automation. Understanding of the defect lifecycle and how to manage quality feedback loops. Hands-on experience with AWS (including serverless or cloud More ❯

Ability to communicate concisely and accurately to team and to management Basic knowledge at some software development environments and technologies, e.g.: Software development (Python, JavaScript, ASP, C#, HTML5) Data storage technologies (SQL, . Net, NoSQL (Neo4J, Neptune), S3, AWS (Redshift) ) Web development technologies and frameworks (e.g. Angular, AngularJS, ReactJ) DevOps More ❯

Software Developer, with strong hands-on skills in Node.js (a degree in Computing or similar is a bonus, not a must). Experience with JavaScript, MongoDB, RabbitMQ, MySQL, HTML5, CSS, and XML. Understanding of the full software development lifecycle (SDLC) and agile delivery. Comfortable working with cross-functional teams (e.g. More ❯

What Were Looking For Proven experience leading development projects and mentoring developers. Expertise in Symfony, Vue.js, HTML, SCSS, JavaScript, and MySQL. Strong version control skills (Git) and experience working with APIs & package managers. Ability to enhance and modernise legacy codebases while ensuring stability. Problem-solving mindset and ability to work More ❯

Software Developer, with strong hands-on skills in Node.js (a degree in Computing or similar is a bonus, not a must). Experience with JavaScript, MongoDB, RabbitMQ, MySQL, HTML5, CSS, and XML. Understanding of the full software development lifecycle (SDLC) and agile delivery. Comfortable working with cross-functional teams (e.g. More ❯