JavaScript Developer jobs in Cardiff

Are you an experienced JavaScript Developer with a passion for building solutions that power the utilities sector? One of my clients are hiring on a contract basis to help deliver technology that keeps the UK’s essential services running smoothly. What You’ll Do: - Develop and maintain scalable web applications for utility clients - Work with modern JavaScript frameworks (React, Node.js,...

Senior Full-Stack Engineer - Go/JavaScript Salary: £80,000 - £90,000 Location: Fully-remote Tech: Go, JavaScript, .NET About the role: We’re working with a leading organisation in the legal sector, renowned for their award-winning approach to technology-driven innovation, in support of their efforts to strengthen their growing SaaS team. They are looking for a senior software engineer with...

WordPress Developer | Remote (Midlands-based) | £35–40k + 9-Day Fortnight When was the last time you built something you were genuinely proud of? Not another quick turnaround site where the client’s already bought a theme, but something properly crafted. If you’re the kind of developer who actually cares about how things are built - clean code, reusable blocks, performance- then you’ll...

Excellent opportunity to join a growing and award winning SaaS organisation headquartered in Belfast. My client have won various awards for innovation and support. Due to demand they have a new opportunity for a talented Android developer to join the team situated all over Ireland North and South. On offer - Salary £60k - £70k - D.O.E - Remote working options - Work from any where in Ireland -...

You should have a strong grasp of object orientated (OO) development principles. Our client can provide you with industry recognized training in: . NET 9, Web API 2, Entity Framework, Microservices, Azure, JavaScript, Angular 19, Bootstrap, Agile and MongoDB. Our client has a flat organization, which means that they believe great ideas can come from anywhere and anyone.

Full-Stack .NET Developer Salary: Up to £55,000 per annum Location: Bristol (hybrid – 1–2 office visits per month) CPS Group are once again partnering with a rapidly expanding SaaS organisation following a successful placement earlier this year. Due to strong growth and ongoing investment in their technology, they’re looking to add another talented Full-Stack .NET Developer to their agile...

Senior Thingworx Developer Can be based anywhere in the UK - £54,000 + excellent benefits My client is growing their PLM development team and looking for an experienced Thingworx Developer to design and enhance digital tools that connect engineering, data, and manufacturing across their business. You’ll: - Develop dashboards, interfaces, and database integrations - Build and support RESTful /...

Backend Web Developer This is an initial Fixed-term Contract (6-12 months) with the view to make it permanent. Location: Fully Remote (UK) Salary: £38,000 - £48,000 (DOE) The role: We enjoy making the complex simple for our clients. We create websites, campaigns and digital products for professional services clients, arts, fashion, and e-retailers. You’ll be joining an experienced,...

A fast-growing fintech company is hiring a Fullstack Developer(AI) to help build the next generation of intelligent, personalized financial platforms. This role blends modern front-end engineering with AI-powered workflows, automation, and human-centered design to deliver seamless digital experiences for users across global markets. You'll join a lean, high-impact product and engineering team...

Please note: applications via EasyApply will not be considered. To apply, email your CV & portfolio to careers@tefl.org Department: Technology Reports to: Head of IT / Managing Director Location: Remote (UK-based) Contract: Full-time, Permanent About Us The TEFL Org is the leading provider of accredited TEFL (Teaching English as a Foreign Language) certification courses. With a global...

Location: Remote (must be resident in Scotland) Employment Type: Full-time (contract or employed) Industry: SaaS / AI / Gaming Seniority Level: Senior level About the Company Arcanix is a remote-first startup founded by games industry veterans, building the first Strategic Operations Platform for video games. We simplify the complexity of running live service games, helping game teams make...

You will be responsible for the end-to-end design, development, and delivery of a critical, high-scale digital service. Leveraging your expertise across the full technology stack, you will build robust solutions that meet stringent standards for security, performance, and reliability.

Role: Microsoft 365/Power Platform Support & Development Consultant Location: London, Birmingham, Manchester, Newcastle upon Tyne, Edinburgh, Belfast, England, United Kingdom Job Type: Full Time Job Description Responsible for the architecture, design, configuration, development, deployment, and maintenance of multiple M365 technologies. Design, develop and implement Power Platform solutions...

.NET Developer – Tunbridge Wells, Kent (Tech stack: .NET Developer, .NET 9, C#, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We have several fantastic new roles for .NET Developer to join an ambitious Fintech start-up. This is your chance to work with the sharpest minds in...

You will receive expert training on the latest technologies including: . NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue. js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node. js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. All positions come with the following benefits:

.NET Developer - Fastest-Growing Internet Co Ever – Wolverhampton (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is changing the way merchants and consumers connect with each other worldwide, and the change has barely started. In 2024, they were the fastest-growing...

.NET Developer, .NET 9, C#, Agile - Derby (Tech stack: .NET Developer, .NET 9, ASP.NET, C#, React, Angular 19, Microservices, Vue.js, TypeScript, Azure, Web API 2, Agile, Azure SQL, Programmer, Full Stack Engineer, Architect, .NET Developer) We are pleased to announce the arrival in the UK of one of Silicon Valley’s most successful and exciting brands. They’re at the heart of the Internet,...

You will receive expert training on the latest technologies including: . NET 9, JavaScript, React, Angular 19, Microservices, MongoDB, Vue. js, TypeScript, Azure, AWS, Web API 2, Entity Framework, Node. js, Elasticsearch, Agile, TDD, BDD, Scrum, Kanban and MongoDB. All positions come with the following benefits:

.NET Developer, .NET 9 - Social Networking Site – Newbury (Tech stack: .NET Developer, .NET 9, Web API 2, Entity Framework, Microservices, Azure, Programmer, Full Stack Engineer, Architect, .NET Developer) Our client is the world’s largest social-networking web site and they have ambitions to become the biggest web site in the world! Their global presence currently stretches across 25 countries...

You will follow the firm’s rapid career progression programme. Previous top performers have achieved several promotions (and pay rises) within 12 months of joining. If you are ready to join a really cool company with a proven business model and a start-up feel, this could be the company for you!