least one modern programming language (e.g., C#, Java). Experience building APIs, backend services, or full-stack applications. Familiarity with cloud services (preferably Microsoft Azure). Strong understanding of RESTful architecture, security best practices, and performance considerations. Version control experience (e.g., Git) and comfort with agile development tools and processes. Good problem-solving and debugging skills, and a passion for More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Navtech, Inc
or a related field Proficiency in English spoken and written Nice-to-Haves: Hybrid work environment with up to 2 days working from home weekly Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security Deep expertise in implementation of automated functional tests using Python Broad and in-depth understanding of software testing concepts and methodologies More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Navtech, Inc
Degree in software engineering or a related field Good spoken and written English skills Nice-to-Haves: Hands-on experience with Python in testing area Hands-on experience with RESTful/SOAP API design, development, optimization, testing, and security Solid understanding of DevOps practices, including CI/CD pipelines (e.g., GitHub Actions, GitLab CI, Jenkins), containerization with Docker, and monitoring More ❯
integrating automated tests into CI/CD pipelines, especially using platforms like Azure or GitLab. Familiarity with non-functional testing tools such as Artillery and JMeter. Solid understanding of RESTful APIs, SOAP, and data formats like JSON/XML. Experience with SQL for data validation and backend testing. Knowledge of different types of automation frameworks (e.g., Data Driven, Keyword Driven More ❯
CI/CD environment, including experience with pipeline tools (e.g. GitLab, Azure) Knowledge with contract testing, mocking/stubbing tools and test data management. Solid understanding of microservices architecture, RESTful APIs and modern front-end frameworks. Knowledge of containerisation and orchestration technologies such as Docker, Kubernetes, and Terraform. Experience with cloud platforms, ideally GCP or Azure. Familiarity with compatibility and More ❯
Senior Software Developer: Proven commercial experience developing frontend web applications using JavaScript, Bootstrap and CSS Strong knowledge of C# and object-oriented programming principle Experience consuming and working with RESTful APIs and backend services Competence in writing and optimising SQL queries for relational databases Familiarity with Agile software development methodologies and tools Experience working with legacy systems and modernisation initiatives More ❯
Swansea, Neath Port Talbot, Wales, United Kingdom Hybrid / WFH Options
Yolk Recruitment
safety and efficiency. What You'll Bring: Strong programming experience with C# using .NET Core and .NET Framework Proficiency in Knockout.JS, TypeScript, and JavaScript Skilled in TSQL, LINQ, AJAX, RESTful APIs, and WebAPI development Solid front-end development with HTML5, CSS3, and LESS Familiarity with SQL Management Studio and Visual Studio Mobile app development skills in Dart/Flutter are More ❯
and accelerate onboarding for new API consumers. Experience Required Technical Expertise Essential: Strong commercial experience building APIs using Java and Spring Boot in a production environment. Deep knowledge of RESTful API design, including best practices for resource modelling, pagination, and error handling. Proven experience with API versioning strategies, backward compatibility, and lifecycle management. Familiarity with OpenAPI/Swagger specifications and More ❯
this level, across the range of work procedures and practices. oEvidence of continuous professional development. Desirable oProfessional certification e.g. Professional Scrum Developer, Microsoft certified oKnowledge and experience of APIs, RESTful services and Microservice Architectures. Experience Essential oExperience of leading teams and driving changes in technology whilst fostering a supportive development and collaborative culture alongside other roles and disciplines. oProven ability … oProficiency with cloud platforms (i.e. AWS, Azure) and modern DevOps tools oExperience with version control tools (Git and building CI/CD pipelines) oSolid understanding of designing and developing RESTful APIs or microservices oExtensive experience in systems analysis, design, and IT project management. Desirable oKnowledge or experience of developing on cloud-based environments such as AWS and Azure. oKnowledge or More ❯
performance, cloud-based applications that support critical business functions - particularly across call centre and operational environments. Key Responsibilities: * Develop scalable applications using JavaScript (Node.js, Express, Koa) * Build and integrate RESTful APIs across various services * Deploy solutions on Microsoft Azure with a focus on resilience and scalability * Create workflows and solutions using the Power Platform (Power Apps, Power Automate; minor Power More ❯
Newport, Gwent, Wales, United Kingdom Hybrid / WFH Options
VIQU IT Recruitment
queries Familiarity with developing and configuring highly reusable, modular code libraries Experience with integration-focused work, specifically message processing, data translation and interfacing with third-party systems Understanding of RESTful APIs and web service communication Exposure to legacy technologies including VB.NET and .NET Framework (desired) Experience working with and developing Windows services and backend processing applications Apply now to speak More ❯
Key Responsibilities Develop and maintain high-quality mobile applications (iOS and Android) Collaborate with product and design teams to deliver engaging, user-friendly mobile experiences Consume and integrate with RESTful APIs and GraphQL endpoints Participate in sprint planning, code reviews, and team retrospectives Write clean, maintainable, and testable code using modern development practices Identify and fix bugs and performance bottlenecks More ❯
Cardiff, South Glamorgan, United Kingdom Hybrid / WFH Options
Creditsafe
team. Travel may be required with this role but will be infrequent. WHAT WE ARE LOOKING FOR Demonstratable ability to write clean and efficient code Knowledge of SOAP/RESTful APIs, SFTP file access systems and task automation platforms A strong focus on constant learning and growth, seeking to elevate others alongside you. A desire to grow your skills through More ❯
Cardiff, Wales, United Kingdom Hybrid / WFH Options
Noir
.NET Developer, .NET 9, C# - Computer Gaming Company - Cardiff (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over 500 million games over the last decade, my client is undoubtedly the world’s most recognised computer gaming brand. … that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide with exposure to: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a forward thinking and progressive company, one that can provide you with an More ❯
Cardiff, South Glamorgan, Wales, United Kingdom Hybrid / WFH Options
Noir
.NET Developer, .NET 9, C# - Computer Gaming Company - Cardiff (Tech stack: .NET Developer, .NET 9, C#, Azure, Angular 19, Multithreading, RESTful, Web API 2, JavaScript, Programmer, Full Stack Engineer, Architect, .NET Developer) Having sold over 100 million games consoles and over 500 million games over the last decade, my client is undoubtedly the world's most recognised computer gaming brand. … that encompasses: .NET, .NET Core/ASP.NET MVC, C# and Azure SQL. Our client can provide with exposure to: .NET 9, Azure, Angular 19, Solid, DRY, LINQ, multithreading, Microservices, RESTful, Web API 2, JavaScript, HTML5, Agile and MongoDB. This is a truly amazing opportunity to work for a forward thinking and progressive company, one that can provide you with an More ❯
html Skills and Experience - Proficiency in React and experience with Next JS. - Excellent understanding of Node JS. - Experience working with RESTful web services. - Good understanding of critical applications and solutions in a cloud-first environment. - Ability to build web-based front-end interfaces interacting with RESTful APIs using React, Next JS, and other web technologies. - Collaborate closely with test engineers More ❯