.net application developer jobs in Cardiff

C# Developer / Full Stack Engineer (.Net Core JavaScript) St Albans / WFH to £100k Do you have expertise with C# .Net backend development combined with JavaScript skills? You could be progressing your career in a senior hands-on role at a technology driven trading company that invest in Sports betting markets with a flat structure where you will get your voice heard and can make a real impact...

Job SummaryAviation. It connects our world, brings people together, provides opportunities, accelerates economic growth, and is just so very cool! Come work for NAVBLUE, a leading services company owned by Airbus, dedicated to Flight Operations, Air Traffic Management solutions and services for airlines, airports, and Air Navigation Service Providers. We combine aircraft manufacturer expertise,...

As a Full Stack Engineer with expertise in .NET and Vue, you'll take on a hands-on role in building web applications while working vertically in both the frontend and the backend. Your responsibilities will involve designing, developing, and fine-tuning web applications, using .NET 6+, MediaTR, EF.Core and VueJS 2/3 to create engaging and user-friendly interfaces. You'll work closely with the...

You will join a cross-functional product engineering team working on the evolution and modernisation of a core SaaS platform. The focus is on building scalable, cloud-native services while improving reliability, performance, and long-term maintainability.

A leading engineering firm in the United Kingdom is seeking an Associate/Technical Director Sustainability Consultant to lead sustainable building initiatives. The role requires individuals to develop sustainable strategies, manage projects, and engage with clients across diverse sectors. Applicants should have a relevant degree, experience in sustainability assessments, and strong communication...

Our Client, a leading Electronic Components Supplier with ambitious growth plans, are looking for a Field Applications Engineer (FAE), to join their team on a permanent basis. Ensure all your application information is up to date and in order before applying for this opportunity. This role is Fully Remote, based in the field and would require regular UK travel to attend sites as a large part of...

You will work closely with technical specialists, team leads, and cross-functional teams to ensure successful and high-quality project delivery. Role Responsibilities - Contribute to the delivery of EPR implementation projects across customer sites.

Role Description Are you passionate about Quality Management, compliance, and helping organizations improve how they work? We are seeking a full-time remote eQMS Pre-Sales & Application Specialist. The role involves conducting virtual product demonstrations, providing technical quality expertise during the pre-sales process, supporting sales teams by showcasing the platform’s features,...

You will work closely with developers on Next.

You will strategise the development and deployment of enterprise applications, ensuring they align with our global business objectives and technological advancements.

You will be responsible for optimising the performance and security of these applications, thereby enhancing business processes and safeguarding critical data.

You will be given complete ownership of your business area and the opportunity to work on the full project life cycle.

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...

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.

Power Apps Developer – 3 Month Contract – Fully Remote – Inside IR35 VIQU have partnered with a leading NHS organisation to recruit for a Power Apps Developer for a short-term contract. The Role The successful candidate will focus on troubleshooting and resolving issues with Power Automate flows and ensuring smooth integration with Power Apps. They will work within an Agile team supporting...

🚀 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...

Role Overview We are seeking an experienced Scala Developer to join a dynamic team working on high-impact projects. The ideal candidate will have strong expertise in Scala and Play Framework, with a passion for building robust, scalable backend services and APIs. This is a fully remote contract role with an immediate start. xujxxms Key Responsibilities - Design, develop, and maintain backend...

Fundraising/Development Manager Below covers everything you need to know about what this opportunity entails, as well as what is expected from applicants. Location: Cardiff (Hybrid 50% in office) Salary: £30,000 - £37,500 Hours: 40 hours per week | Some evening and weekend work Contract: Permanent Yolk Recruitment's Public Sector and Not-for-Profit division is proud to be partnering with a...

Role: Software Engineer (.NET / C#) Working hours: 10am-6pm (aligned to US team) Fully Remote (UK-based) Salary: £50,000 - £60,000 p/annum CPS Group are partnering with a Data Consultancy to hire a Software Engineer to support their expanding US-facing development team. This role sits within a highly collaborative engineering function and reports directly into the Director of Development, who...

React / Next.js Developer – Contract (Outside IR35) 📍 Location: Remote (UK-based preferred) 📅 Contract Length: 2 months 💼 Contract Type: Outside IR35 💰 Rate: £300 per day 🚀 Start: ASAP Overview We’re looking for an experienced React / Next.js Developer to join us on a short-term contract to help deliver and enhance a modern, high-performance web application. You’ll be working closely with...

A global engineering firm in Cardiff is seeking an experienced Sustainability Consultant to lead sustainable building solutions for high-profile projects. The role involves coordinating sustainability delivery across teams, developing project approaches, and enhancing client relationships to meet sustainability goals. Ideal candidates will possess a degree in a related field and experience in...