app developer jobs in Cardiff

Power Apps Developer – 3 Month Contract – Fully Remote – Inside IR35 Please read the following job description thoroughly to ensure you are the right fit for this role before applying.VIQU have partnered with a leading NHS organisation to recruit for a Power Apps Developer for a short-term contract.The RoleThe successful candidate will focus on troubleshooting and resolving issues with Power...

You must speak, write and be able to understand fluent English. - Deep knowledge and regular usage of Firebase suite, especially Firestore. - Strong proficiency in TypeScript and modern JavaScript (ES6+).

You must enjoy constantly learning and researching to improve your level of expertise.

Our client is a fast-growing SaaS company building web and mobile products used worldwide for organising, engagement, and field operations. They’re small, sharp, and engineering-led — shipping fast, solving real problems, and working in a genuinely collaborative environment. They’re now adding a fourth A-player Full-Stack Developer to their tight 3-person engineering team. If you want real...

UX/UI + Frontend Developer Thursday Salary: £40-£50K Thursday is a singles IRL events company that organises singles events, trips, dinners, activities, education and media. We're building technology to scale our operations and enhance the experience for our members. We value equality and inclusion as core principles - our diverse audience deserves technology that serves everyone well, and...

🚀 About Webigence and Spark Travel Webigence has 25 years of experience crafting UX‑first, often highly complex software. Our engineers pair forward‑thinking agile practices with an obsession for intuitive design, shipping products that feel effortless even when the logic underneath is anything but. Alongside a handful of long‑standing third‑party clients, we’re scaling our own SaaS...

React Native Developer (Tech for Good) (Social Education Learning) Remote Work 3-month Voluntary Work Experience Opportunity London Are you a React Native developer with mobile app experience, and a desire to put your skills toward positive social impact? Want hands-on experience designing and building intuitive mobile interfaces for learners around the world? If yes, this could be the...

This role is the programme’s data-driven applications engineer - sitting between Oracle APEX development, analytics engineering, and data science enablement. It focuses on delivering reporting, dashboards, lightweight applications, and analytical PoCs on top of the client’s Oracle cloud estate (ADW, OAC, Fusion, OIC). Key Responsibilities - Develop, enhance and maintain secure APEX applications...

Dynamics Developer | Tech Consultancy | SC Clearance Required | Up to £70,000 | Fully Remote MERITUS are working with a leading Tech consultancy looking for a Dynamics 365 / Power Platform Developer to join their Central Government / Defence Division. This opportunity is ideal for a senior-level Dynamics 365 and Power Platform professional who enjoys working on complex enterprise solutions,...

You must be able to demonstrate the technical essential requirements, and be able to talk confidently about your approach. You can read more about who we are on our website https://daysix.

At Reltio®, we believe data should fuel business success. Reltio’s AI-powered data unification and management capabilities—encompassing entity resolution, multi-domain master data management (MDM), and data products—transform siloed data from disparate sources into unified, trusted, and interoperable data. Reltio Data Cloud™ delivers interoperable data where and when it's needed, empowering data...

Department: Support Reports To: Application Software Support Manager Location: Remote Salary: £55k - £60k /yr (depending on experience) Contract Type: Permanent – Full Time Role Summary We're looking for an experienced full-stack .NET developer to join our team in a new and exciting role. This role will initially be supporting an array of clients, helping our support team to continue to...

Software Developer (Web & Internal Tools) Remote-first | UK-based up to £50,000 PA Dependent on experience We’re supporting a well established UK adventure business that has recently brought its website development in-house and is now modernising internal systems and tooling. This is a hands on role in a small, trusted tech team, working across a customer facing web platform and the internal...

You will be responsible for designing, developing and implementing solutions using the MS Integration Services & MS Power Platform suite including but not limited to Logic Apps, Service Bus, Event Grid, APIM, Functions & Function Apps, SQL Server, Azure SQL, Dataverse, D365 modules, 3rd-party APIs, Azure Synapse, Fabric and Key Vault.

Job Purpose We are seeking experienced Full Stack TypeScript Developer to join our team and help build innovative, cross-platform applications using a unified architecture. You'll work across the stack - developing responsive frontends in React, building robust RESTful/GraphQL APIs with Node.js and Fastify, and creating desktop/mobile apps using Electron and React Native. Our unified approach...

Senior Developer (Backend) Department: Development & QA Employment Type: Full Time Location: Remote, United Kingdom, Cardiff Description We are looking for a Senior Developer to join our team at Steer73. You'll play a key role in delivering high-quality solutions across a variety of client and internal projects. Working closely with product managers, QA, and other developers, you'll...

OrderYOYO provides online ordering solutions for independent restaurants and takeaways. We help partners build their own branded websites and apps, giving them the tools to grow customer relationships, manage online orders, and reduce reliance on third-party platforms. Our focus is on empowering local restaurants to thrive in the digital market. We are looking for a confident and highly...

Get paid for testing apps, games and surveys. Almedia runs a dynamic platform where users earn money online by completing tasks, playing games, and filling out surveys. Since our launch 5 years ago, our 50M+ users have already earned over $150M, and our ratings on TrustPilot are 4.8 (200K+ reviews) – making us one of the highest-rated platforms of this kind worldwide. What we offer: - $5 sign-up...

Get paid for testing apps, games and surveys. Almedia runs a dynamic platform where users earn money online by completing tasks, playing games, and filling out surveys. Since our launch 5 years ago, our 50M+ users have already earned over $150M, and our ratings on TrustPilot are 4.8 (200K+ reviews) – making us one of the highest-rated platforms of this kind worldwide. What we offer: - $5 sign-up...

At Reltio, we believe data should fuel business success. Reltio's AI-powered data unification and management capabilities—encompassing entity resolution, multi-domain master data management (MDM), and data products—transform siloed data from disparate sources into unified, trusted, and interoperable data. Reltio Data CloudTM delivers interoperable data where and when it's needed, empowering data...

Get paid for testing apps, games and surveys. Almedia runs a dynamic platform where users earn money online by completing tasks, playing games, and filling out surveys. Since our launch 5 years ago, our 50M+ users have already earned over $150M, and our ratings on TrustPilot are 4.8 (200K+ reviews) – making us one of the highest-rated platforms of this kind worldwide. What we offer: - $5 sign-up...