1 to 25 of 61 C# Jobs in Cardiff

Irish success story, a company that has built a £1B+ turnover through innovation, security, and long-term investment in its people and technology. Skills: C# .NET Microsoft React Azure SQL More ❯

managing multiple software delivery teams/Lead of Leads Demonstrable senior level and current experience of hands-on Full-Stack Software Engineering leadership with C#, Java, C++ JavaScript/TypeScript with React, and low latency event driven architectures Experience of a general-purpose scripting language (such as Python, Perl, Ruby More ❯

microservices development 2+ years hands-on web services design and development experience Proficient in two or more of Java, JavaScript, Python, Scala, C++/C#/.Net and React or Angular Containerized software applications, platforms, and tools including Kubernetes, Docker Good understanding of software development best practices, devops, CI/ More ❯

Stack Development: Demonstrated experience in full-stack development across both front-end and back-end. Proficiency in .NET Core & .NET 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 More ❯

end applications. Collaborate with cross-functional teams to deliver high-quality solutions. Write clean, maintainable code and resolve technical challenges. Requirements: Experience with .NET (C# preferred) and React. Strong understanding of relational databases (e.g., SQL Server). Familiarity with modern development tools (Git, CI/CD). Strong problem-solving More ❯

delivery experience (Jira/Kanban, sprint ceremonies). Desirable Skills & Experience Exposure to at least one high‑level language or framework (e.g. React, Node.js, C#, .NET, Java, Ruby). Familiarity with other cloud platforms (AWS, GCP). Experience with BI/reporting tools (Power BI, Looker, Izenda, etc.). Building More ❯

delivery experience (Jira/Kanban, sprint ceremonies). Desirable Skills & Experience Exposure to at least one high level language or framework (e.g. React, Node.js, C#, .NET, Java, Ruby). Familiarity with other cloud platforms (AWS, GCP). Experience with BI/reporting tools (Power BI, Looker, Izenda, etc.). Building More ❯

platforms and technologies. Demonstrated expertise in architecting cloud-based or hybrid systems. Technical Skills: Proficiency in one or more programming languages (e.g., Java, Python, C#). Strong understanding of cloud platforms (e.g., AWS, Azure, Google Cloud) and cloud-native architectures. Experience with APIs, microservices, containerization (Docker, Kubernetes), and modern software More ❯

Stack Development: Demonstrated experience in full-stack development across both front-end and back-end. Proficiency in .NET Core & .NET Framework: Solid experience with C#, ASP.NET Core, ASP.NET MVC, and Blazor. Web Technologies: Experience with XML, JSON, and WCF. Web Services & API Development: Advanced experience working with RESTful APIs, SOAP More ❯

technical growth, documentation, and understanding of the product to add value across ongoing projects. What I'm Looking For: Hands-on experience with .NET (C# or VB), SQL, HTML, CSS, JavaScript. Strong problem-solving skills and attention to detail. Ability to manage multiple projects in a fast-paced environment. A More ❯

degree in Computer Science or Electrical Engineering or equivalent required. 10 years’ experience, with software and solution developments, ideally used in industrial applications. Strong C# background (3 years minimum), .Net, ASP.NET, HTML, JSON, XML, etc Microsoft Visual Studio, git/bitbucket, Jira/Confluence. Must demonstrate analytical, critical thinking and More ❯

anonymization, encryption, and access control. Cloud & Infrastructure: Knowledge of cloud platforms (Azure, AWS, GCP) and MLOps best practices. Strong Programming Skills: Proficiency in Python, C#, or other relevant languages for AI development. API & Integration Experience: Experience with REST APIs, GraphQL, and microservices architectures. Good knowledge of common ML algorithms. Version More ❯

diary to suit your work/life balance. Qualifications Strong knowledge of the Microsoft stack, particularly Azure Proficiency in programming languages such as Python, C# Excellent problem-solving skills and the ability to work independently and as part of a team Proficient in low code tools such as Power Platform More ❯

action What we’re looking for: Strong experience developing CRM solutions in Dynamics365 , particularly in Customer Service, Sales, and Field Service modules Expertise in C#, .NET, ASP.NET in modern environments (preferably .NET 6) What will set you apart: Experience with CRM SDK, REST/ODATA, SOAP , and Agile development in More ❯

your work direct meaning on the high street. What experience is required for this role? At least 1 year of experience with .Net/C# Experience working within an agile environment (if you've contributed to daily stand ups that would be ideal). Experience working with databases including SQL. More ❯

in securing AI pipelines, including data anonymisation, encryption, and access control. * Experience with cloud platforms (Azure, AWS, GCP) and MLOps practices. * Proficiency in Python, C#, or similar languages. * Background in REST APIs, GraphQL, and microservices integration. * Experience with Git and CI/CD pipelines. Bonus Skills (Desirable, but not essential More ❯

creating a safe and welcoming environment for all employees. People from various ethnicities, ages, genders, and abilities are encouraged to apply. Skills: .Net Angular C# More ❯

watching animation or love a puzzle? Apply to find out more! What You'll Bring Solid experience with React, JavaScript, and TypeScript Familiarity with C#, .NET Hold a valid driving license Desirable Good understanding of HTML/CSS and API integrations Comfortable using Git and working in collaborative teams What More ❯

such as AWS/Azure would be desirable but not essential. About the role; You will develop, maintain, and optimize web applications using .NET (C#), React, and SQL Write clean, scalable, and efficient code following best practices You will stay up to date with industry trends and emerging technologies About More ❯

Technical Skills 4+ years Post Grad Engineering experience Ability/want to work with various technologies across multiple projects Some of these - React, Angular, C#, Go, AWS Proven experience of working in a small team Excellent communication skills About You You're the right match if you: Thrive as a More ❯

Senior .NET Developer - Azure/C#/AI Are you a Senior .NET Developer looking for an exciting opportunity to work on innovative cloud-based, AI-driven applications? My client is expanding and looking for skilled developers to help drive the next phase of their growth. This is a great … for the first 12 weeks before transitioning to a hybrid model. The Role Designing, developing, and maintaining cloud-based, AI-enhanced applications using .NET (C#), .NET Core, and Azure technologies Working closely with internal teams to build high-quality software solutions Managing SQL Server databases and optimizing system performance Implementing … Troubleshooting and optimizing applications for scalability, efficiency, and AI integration About You You're a great fit if you have: Strong experience in .NET (C#, .NET Core) and SQL Server Proficiency in Azure cloud services and cloud-based application development Experience with front-end technologies such as JavaScript, Angular, or More ❯

or wider Northern Ireland, please apply via the link below or contact Jarlath O'Rourke on in the strictest confidence. Skills: developer mvc asp.net C# More ❯

If you're an experienced Azure DevOps Engineer looking for a challenging and rewarding contract, apply today or contact for more info Skills: devOps C# Azure Bash More ❯

based applications. Youll work with cutting-edge Azure technologies to support our mission in precision medicine research. Key Responsibilities Develop & maintain applications using .NET (C#), .NET Core, and Azure technologies. Collaborate with product managers, designers, and developers to create high-quality software solutions. Design and manage MS SQL Server databases … debug applications to ensure reliability and efficiency. Stay up to date with emerging technologies and industry trends. Essential Skills & Experience Strong experience in .NET (C#, .NET Core) and SQL Server. Proficiency in Azure cloud services (Azure App Services, Functions, Storage). Experience with front-end technologies (HTML, CSS, JavaScript, Angular More ❯

deployment, working with cutting-edge technologies across the stack. Tech Stack Youll Work With: Frontend: React, TypeScript, Redux, Tailwind (or similar CSS frameworks) Backend: C#, .NET Core, REST APIs Databases: SQL Server (or other relational DBs) Cloud/DevOps: Azure (or AWS), Docker, CI/CD pipelines What Youll Do … Design, develop, and maintain full-stack solutions using React and C# Collaborate closely with product managers and designers to deliver intuitive user interfaces Optimise applications for speed and scalability Participate in code reviews, mentoring, and architecture discussions Work with QA and DevOps to ensure smooth deployment processes What Were Looking … For: 5+ years of commercial development experience Strong hands-on experience with React and modern JavaScript/TypeScript Solid back-end development skills using C# and .NET Core Experience with relational databases and writing efficient SQL queries Familiarity with cloud environments (Azure/AWS), containerisation (Docker), and CI/CD More ❯