426 to 450 of 727 Permanent RESTful Jobs

web technologies: HTML, CSS, SASS, NPM, and responsive design principles using modern layout systems like Flexbox and CSS Grid. Skilled in API integration using Fetch or Axios for consuming RESTful services. Proficient in using Git for version control and collaborative development. Demonstrates best practices in coding standards, testing, performance optimisation, and security (e.g. protection against XSS/CSRF). Additional More ❯

such as Flux or Redux). Familiarity with newer specifications of EcmaScript. Experience with data structure libraries (e.g., Immutable.js). Knowledge of isomorphic React is a plus. Familiarity with RESTful APIs. Knowledge of modern authorization mechanisms, such as JSON Web Token. Familiarity with modern front-end build pipelines and tools. Preferred, but not required: Experience in Financial or Investment Banking More ❯

of internal and third-party systems as required What you'll need: Experience of Java (Java 8 minimum) Experience of object-oriented programming (OOP) Experience of SQL Experience of RESTful API design Experience using version control (ideally Git) Experience working in an Agile methodology Familiarity with CI/CD and related tooling Experience of test automation tooling (such as JUnit More ❯

with cross-functional teams. Desired skills include: In-depth experience with modern web frameworks (React, Angular, VueJs, etc.), and experience with Node.js for server-side development. Experience designing scalable RESTful APIs. Proven experience with Amazon Web Services (AWS) infrastructure. Understanding of serverless architecture design and implementation. If you thrive in a high-energy, entrepreneurial environment, we invite you to share More ❯

with cross-functional teams. Desired skills include: In-depth experience with modern web frameworks (React, Angular, VueJs, etc.), and experience with Node.js for server-side development. Experience designing scalable RESTful APIs. Proven experience with Amazon Web Services (AWS) infrastructure. Understanding of serverless architecture design and implementation. If you thrive in a high-energy, entrepreneurial environment, we invite you to share More ❯

in ensuring the success of our projects. Our Tech: Our backend team focuses on the following tech stack: Java CI/CD AWS What you'll be doing: Developing RESTful Java APIs, including interaction with databases with a focus on readable, maintainable and well-tested code Integrating with third-party APIs such as payment gateways Collaborating with the full project More ❯

and metrics. 5+ years of experience with agile software development methodologies, especially Scrum, Kanban and/or Scrum-ban - 2+ years experience working with NoSQL, AWS, micro-services architectures, RESTful APIs, and responsive human centered UI design. - Previous experience with digital media companies or agencies is an advantage. Amazon is an equal opportunity employer and does not discriminate on the More ❯

are confident writing clean, maintainable backend code Proven experience working with both relational databases (ideally PostgreSQL) and NoSQL technologies H ands-on experience developing APIs , ideally with experience of RESTful services , and understand how to build for performance, scalability, and security Strong knowledge of writing unit and integration tests, ensuring high-quality code from the start F amiliar ity with More ❯

with Java and modern frameworks like Spring Boot or Micronaut Data Fluency : Strong understanding of PostgreSQL, including database design, optimization, and performance tuning at scale. Architectural Awareness : Familiarity with RESTful APIs, microservices, CI/CD pipelines, and distributed systems-plus an appreciation for designing systems that last. Security Mindset : Awareness of secure coding practices and the fundamentals of cybersecurity, with More ❯

principles such as design patterns and microservices. Understanding of cloud technologies, cloud native architecture and cloud integration with telco services. Comfortable with virtualisation and container orchestration technology. Experience designing RESTful APIs. Experience with streaming and messaging systems such as gRPC, Kafka and RabbitMQ. Experience designing and interfacing with user portals. Experience with monitoring, telemetry and observability technology and patterns. Understanding More ❯

years of software development experience, including 3+ years with React Native & TypeScript. Experience with Python3, Django, PostgreSQL, Redis, Rest APIs, or similar modern programming languages and frameworks. Familiarity with RESTful APIs to connect mobile applications to back-end services. Proficient understanding of code versioning tools, such as Git. You take ownership of code quality, ensuring your work is testable and More ❯

focused on building or integrating AI/ML solutions. Hands-on experience with Microsoft Azure and associated PaaS services (e.g., Azure Functions, AKS, API Management). Strong expertise in RESTful API design, versioning, testing, and lifecycle management. Proficient in securing APIs, managing authentication/authorization and data privacy practices. Excellent problem-solving skills, with the ability to analyse complex technical More ❯

accessibility, and user experience best practices Good understanding of VCS (preferably Github), and working with other developers on the same codebase An understanding of integrating the front-end with RESTful APIs Why Choose a Career in Technical Development with Costello Medical? Costello Medical is a rapidly growing global healthcare agency specialising in medical communications, market access, and health economic and More ❯

strong portfolio showcasing projects in Vue.js. Experience with Node.js and its ecosystem, especially for building APIs or managing frontend workflows. Familiarity with version control systems, preferably Git. Understanding of RESTful services and APIs. Experience with cloud platforms, particularly Microsoft Azure, is highly desirable. Knowledge of design patterns and adherence to SOLID principles. Experience working within the public sector or healthcare More ❯

the full lifecycle of iOS apps, from initial design and development to deployment and ongoing maintenance. Ability to integrate third-party APIs and understand networking concepts, including working with RESTful APIs and handling JSON. Knowledge of Apple's design principles and interface guidelines. Experience in creating user-friendly, accessible, and responsive interfaces. Experience with version control systems, particularly Git, for More ❯

the full lifecycle of iOS apps, from initial design and development to deployment and ongoing maintenance. Ability to integrate third-party APIs and understand networking concepts, including working with RESTful APIs and handling JSON. Knowledge of Apple's design principles and interface guidelines. Experience in creating user-friendly, accessible, and responsive interfaces. Experience with version control systems, particularly Git, for More ❯

application responsiveness. Contribute to architectural and system documentation. Continuously improve the development process and stay up to date with emerging technologies including microservices and machine learning. Implement and support RESTful APIs and ensure integration with backend services. Support CI/CD processes and contribute to DevOps practices. Required Skills and Experience: Strong hands-on experience with Blazor (Server and/… or WebAssembly). Solid understanding of C#, .NET Core, and component-based development. Familiarity with HTML5, CSS3, JavaScript, and Blazor JS interop. Experience with RESTful APIs and API integration. Good understanding of Test-Driven Development (TDD), Behaviour-Driven Development (BDD), and test automation. Proficient in Git and Agile methodologies (Scrum, Kanban). Excellent problem-solving skills and a proactive attitude More ❯

responsibilities required. Key Responsibilities: Design and develop scalable backend systems using Java and Spring Boot Deliver well-structured, maintainable, and testable code aligned with project requirements Build and maintain RESTful APIs to support web and mobile applications Integrate with third-party data providers (e.g. sports data, video, commentary) Use Git to manage code versioning and contribute to shared repositories Manage … Core Skills & Experience: Expert-level knowledge of: Java 11+ Spring Boot and Spring Framework (v5+) JPA/Hibernate and ORM principles Designing and building microservice architectures Creating and consuming RESTful APIs Git for version control and collaborative development JSON and working with structured data Unit testing with frameworks like JUnit Task management tools like JIRA Writing technical documentation for APIs More ❯

in modularity, resilience and maintainability Cloud & Infrastructure: play a crucial role in our cloud infrastructure with Kubernetes (K8s) on AWS, leveraging Docker for containerisation API Development: develop and optimise RESTful APIs to support our frontend applications built with React and TypeScript Platform Integration: ensure seamless integration of our platform with third-party systems used by PE firms, distributors, private banks … in designing and developing microservices-based architectures Hands-on experience with AWS services , including EC2, and a strong understanding of Kubernetes (K8s) for container orchestration Strong experience in building RESTful APIs and integrating with frontend frameworks such as React and TypeScript Familiarity with CI/CD pipelines and automated testing frameworks Proficiency with SQL including migrations (Flyway), ensuring data integrity More ❯

html Engineer Requirements Degree ideally in Computer Science Hands-on experience working with: .Net Core Restful web services C# Queues TypeScript Docker Angular NodeJS CI SQL Server Document databases Hands-on experience writing automated tests including unit tests Technology .Net Core, Blockchain Challenges Greenfield Blockchain platform, API development, industry-specific challenges Company Details Well-known fintech50 business located in the More ❯

are looking to recruit an experienced Senior Developer with strong experience in either .Net/C# (ideally with .Net Core) or Java . You will also have experience developing Restful Microservices. Experience deploying software in a Public Cloud environment such as Azure or AWS for SaaS deployment would be an advantage, particularly for candidates with platform experience . My client More ❯

experience * Strong demonstrable experience in Angular (other JavaScript libraries and frameworks such as React, a bonus) * A deep understanding of JavaScript/TypeScript (ES5 & ES6+) * Experience with working with RESTful APIs * Familiarity with modern front-end build tools and pipelines * Experience with Front-end testing frameworks If you're interested in a further conversation about the opportunity, please apply now. More ❯

We are looking to recruit an experienced Senior .Net/C# Developer who ideally has also worked with .Net Core . You will also have experience developing Restful Microservices . Experience deploying software in a Public Cloud (Azure) environment to be deployed as SaaS would be an advantage. About the Role Join a market-leading organization with products developed in More ❯

familiarity with GDS (Government Digital Service) standards is highly desirable. Key Responsibilities: Design, develop, and maintain scalable, robust Scala-based applications. Work extensively with the Play Framework to build RESTful APIs and web services. Collaborate with UX/UI designers and backend teams to integrate user-facing elements. Write clean, testable, and efficient code following best practices and coding standards. More ❯

familiarity with GDS (Government Digital Service) standards is highly desirable. Key Responsibilities: Design, develop, and maintain scalable, robust Scala-based applications. Work extensively with the Play Framework to build RESTful APIs and web services. Collaborate with UX/UI designers and backend teams to integrate user-facing elements. Write clean, testable, and efficient code following best practices and coding standards. More ❯