1 to 25 of 89 Permanent REST Jobs in Wales

strong backend experience in another language (Python, Java, Node.js, C#) with genuine enthusiasm for ramping up in Go quickly Real experience designing and consuming REST APIs , and integrating third-party APIs with all the mess that entails: auth flows, pagination, rate limits, partial failures, breaking changes Comfortable across the stack. ...

strong backend experience in another language (Python, Java, Node.js, C#) with genuine enthusiasm for ramping up in Go quickly Real experience designing and consuming REST APIs , and integrating third-party APIs with all the mess that entails: auth flows, pagination, rate limits, partial failures, breaking changes Comfortable across the stack. ...

strong backend experience in another language (Python, Java, Node.js, C#) with genuine enthusiasm for ramping up in Go quickly Real experience designing and consuming REST APIs , and integrating third-party APIs with all the mess that entails: auth flows, pagination, rate limits, partial failures, breaking changes Comfortable across the stack. ...

junior team members Required Skills & Qualifications Strong hands-on experience with Java and Spring Boot Solid understanding of microservices architecture Experience building and consuming REST APIs Familiarity with Hibernate/JPA Experience with messaging systems like Kafka or RabbitMQ Exposure to cloud platforms such as AWS, Azure, or GCP Experience ...

Microsoft Dynamics 365 (CRM) solutions. Knowledge of .NET, C# and JavaScript development. Experience creating or modifying Dynamics 365 customisations, plugins and workflows. Understanding of REST APIs and system integrations. Experience with Power Platform, including Power Automate and Power Apps. Understanding of relational databases and data modelling concepts. Good problem-solving ...

Network experience**.Strong understanding of **distributed systems** (consensus, transaction finality, message flows).Experience with **Python, Java, Scala, or TypeScript** for off-ledger components.Integration experience: **REST APIs, gRPC, Kafka, databases**.Familiarity with **Docker/Kubernetes** and cloud platforms (AWS/Azure/GCP).**Soft Skills:**Collaborative mindset, working with cross ...

environments. Ability to independently drive automation initiatives and improve quality engineering processes. Preferred Qualifications Experience with API test automation using tools such as Postman, REST Assured, or similar frameworks. Experience working with containerized environments using Docker and Kubernetes. Familiarity with test reporting and visualization tools such as Allure or custom ...

Power Pages solutions. Strong JavaScript/TypeScript, HTML and CSS skills, ideally with experience using React or a similar framework. Experience integrating applications using REST APIs and Azure services . Good understanding of Microsoft Entra ID, authentication and secure development practices . Experience with Git, Azure DevOps or similar development ...

Experience building production applications with React and Next.js (routing, SSR/SSG, API routes, data fetching) Backend experience with Node.js and/or Python (REST APIs, authentication, third-party integrations) Working knowledge of databases (PostgreSQL, MySQL, or MongoDB), including schema design and querying Familiarity with testing practices and frameworks (Jest ...

Depth on either the client side, in a component framework such as React, Angular, or Vue, or on the service side. Builds and consumes REST and event-driven interfaces, and knows when each is the right choice. Public cloud experience with AWS, Azure, or Google Cloud, including managed and serverless ...

Depth on either the client side, in a component framework such as React, Angular, or Vue, or on the service side. Builds and consumes REST and event-driven interfaces, and knows when each is the right choice. Public cloud experience with AWS, Azure, or Google Cloud, including managed and serverless ...

Depth on either the client side, in a component framework such as React, Angular, or Vue, or on the service side. Builds and consumes REST and event-driven interfaces, and knows when each is the right choice. Public cloud experience with AWS, Azure, or Google Cloud, including managed and serverless ...

Depth on either the client side, in a component framework such as React, Angular, or Vue, or on the service side. Builds and consumes REST and event-driven interfaces, and knows when each is the right choice. Public cloud experience with AWS, Azure, or Google Cloud, including managed and serverless ...

modern JavaScript Experience building production applications with React and Next.js (routing, SSR/SSG, API routes, data fetching) js and/or Python (REST APIs, authentication, third-party integrations) Working knowledge of databases (PostgreSQL, MySQL, or MongoDB), including schema design and querying Familiarity with testing practices and frameworks (Jest, Playwright ...

working together. We have an excellent opportunity for a Senior Software Engineer to design, build and operationalise large-scale data solutions using standard REST APIs, Graph, AI and ML applications for Provenir AI. Your Responsibilities ● Design, develop, and maintain efficient, reusable, and reliable software ● Engineer backend APIs, Graph ...

working together. We have an excellent opportunity for a Senior Software Engineer to design, build and operationalise large-scale data solutions using standard REST APIs, Graph, AI and ML applications for Provenir AI. Your Responsibilities Design, develop, and maintain efficient, reusable, and reliable software Engineer backend APIs, Graph ...

working together. We have an excellent opportunity for a Senior Software Engineer to design, build and operationalise large-scale data solutions using standard REST APIs, Graph, AI and ML applications for Provenir AI. Your Responsibilities Design, develop, and maintain efficient, reusable, and reliable software Engineer backend APIs, Graph ...

experience of pipelines, migrations or integrations at meaningful scale, and sound reasoning about throughput, ordering, idempotency and failure recovery • API design — clean, well-documented REST interfaces suitable for integration by multiple consuming systems • Testing — genuine automated testing discipline, plus practical experience of load and stress testing against realistic volumes • Infrastructure ...

experience of pipelines, migrations or integrations at meaningful scale, and sound reasoning about throughput, ordering, idempotency and failure recovery API design clean, well-documented REST interfaces suitable for integration by multiple consuming systems Testing genuine automated testing discipline, plus practical experience of load and stress testing against realistic volumes Infrastructure ...

experience of pipelines, migrations or integrations at meaningful scale, and sound reasoning about throughput, ordering, idempotency and failure recovery API design clean, well-documented REST interfaces suitable for integration by multiple consuming systems Testing genuine automated testing discipline, plus practical experience of load and stress testing against realistic volumes Infrastructure ...

state management. Solid grasp of programming fundamentals, including functional programming principles and common design patterns. Experience working with API-driven applications and consuming REST/JSON endpoints. Awareness of performance optimisation, accessibility standards, and modern front‐end best practices. A working knowledge of DevOps concepts (build pipelines, deployments, environments). ...

state management. Solid grasp of programming fundamentals, including functional programming principles and common design patterns. Experience working with API-driven applications and consuming REST/JSON endpoints. Awareness of performance optimisation, accessibility standards, and modern front-end best practices. A working knowledge of DevOps concepts (build pipelines, deployments, environments). ...

fluently for data work Experience with a cloud data warehouse or analytical store ( BigQuery , ClickHouse, Snowflake, Redshift or similar) Experience integrating third-party REST APIs, including handling the realities: pagination, rate limits, partial failures, late-arriving and restated data, and vendors whose documentation is wrong A real instinct for data ...

Python. Hands-on experience with modern automation frameworks (e.g., Cypress, Playwright, or Selenium). Solid experience with API testing tools and libraries (e.g., Postman, REST Assured, Supertest). Familiarity with CI/CD tools (e.g., GitHub Actions, CircleCI, Jenkins) and security scanning (Trivy). Meticulous attention to detail and strong ...

Integration Architect. Skills & Experience Strong experience in enterprise integration architecture and delivery, ideally within large transformation or migration programmes. Proven expertise in API design (REST, OpenAPI), integration patterns, and service-based architectures. Working knowledge of enterprise integration platforms (e.g., SAP Integration Suite, API Management platforms, or equivalent). Experience supporting ...