376 to 400 of 521 RESTful Jobs in London

to-browser messaging, and custom IPC (Inter-Process Communication) systems for desktop environments Knowledge of SharedWorkers usage and implementation Knowledge of integrating and consuming RESTful web APIs and implementing real-time communication through WebSocket streaming, utilising HTTP and WebSocket protocols Expertise in handling JSON data formats and custom serialization methods More ❯

to-browser messaging, and custom IPC (Inter-Process Communication) systems for desktop environments Knowledge of SharedWorkers – usage and implementation Knowledge of integrating and consuming RESTful web APIs and implementing real-time communication through WebSocket streaming, utilising HTTP and WebSocket protocols Expertise in handling JSON data formats and custom serialization methods More ❯

or most of the following: Languages/Frameworks: Python, FastAPI, Pydantic, Streamlit (for internal tools) AI: AgenticFlows, GenAI, LLMs, and multimodal systems Architecture: Microservices, RESTful APIs, async programming Infrastructure: Docker, Terraform, GitHub Actions, GCP (preferred) Datastores: MongoDB, Redis Monitoring/Tooling: Prometheus, Grafana, Sentry The role is remote with occasional More ❯

Experience : 3+ years in Developer Relations, Developer Advocacy, or Technical Writing roles. Technical Depth : Hands-on coding experience; solid grasp of APIs, Webhooks, and RESTful services. Content Creation : Proven track record of creating high-impact technical content, including code samples, tutorials, and thought leadership articles. Communication Skills : Exceptional written and More ❯

skills with at least 2 years of experience Language: iOS (swift) native Familiarity with cloud message APIs and push notification Web architecture: Rest and restful APIs, micro-services Version control: GIT Nice to have technical skills (Strongly advised) Containers: Docker, kubernetes Caching, Redis server Scaling, Web load balancing Experience in More ❯

implementing effective tests (unit, component, integration, end-to-end, performance, etc.) Excellent written and verbal communicationskills in English Understanding of cloud technologies, distributed systems, RESTful APIs and web technologies Familiarity with relational data stores Preferred qualifications, capabilities & skills Experience in working in a highly regulated environment/industry Knowledge of More ❯

effective tests (unit, component, integration, end-to-end, performance, etc.) Excellent written and verbal communicationskills in English Experience with cloud technologies and distributed systems, RESTful APIs and web technologies. Knowledge of messaging frameworks. Seasoned with operating, supporting and the security of mission critical software applications. Understanding with different kinds of More ❯

team to develop new products and solutions Understand at least one of the major programming languages (PHP, Ruby, Python, JavaScript, Java, etc.) Experience integrating RESTful APIs into web applications Preferred qualifications: Knowledge of the payments domain/financial services will be advantageous Passionate about learning and actively seeks out knowledge More ❯

languages such as Ruby, Ruby on Rails, JavaScript, Node.js . Comfort writing scripts or analyzing code to troubleshoot issues. Understanding of software engineering principles, RESTful APIs, JSON, and data formats common in web development. Hands-on experience reproducing and diagnosing software bugs, including reading logs and using debugging tools. Customer More ❯

API development and integration expertise, including REST and GraphQL Familiarity with database design and implementation Experience building and deploying scalable web applications Understanding of RESTful API design principles Strong problem-solving abilities and analytical thinking Excellent communication skills with both technical and non-technical stakeholders Nice-to-Haves Proficiency in More ❯

Excellent proficiency in C# and the .NET ecosystem Strong experience with building cross-platform mobile apps - XAMARIN desirable but not essential Proficiency in design RESTful APIs Experience with relational databases - SQL Server preferred It would be a bonus if you had: Experience with cloud platforms – Azure or AWS If this More ❯

be responsible for developing scalable backend systems for high-traffic services and implementing machine learning algorithms Essential: At least 5yrs backend development using Node.js RESTful API development Knowledge of AWS, Docker & Kubernetes for scalable deployments Passion for building high-performance systems Nice-to-have: Interest in Machine Learning (e.g. TensorFlow More ❯

Clean Architecture. Familiarity with dependency injection tools like Resolver, Swinject, or Needle. Experience working with CoreData, SPM, CocoaPods, and third-party SDKs. Integrate with RESTful & GraphQL APIs and backend services efficiently and securely Experience developing modular SDKs or reusable components. Deep understanding of iOS performance tools, debugging techniques, and testing More ❯

issues, and support end users. Contribute to best practices, innovation, and technical problem-solving. Preferred Qualifications: ServiceNow certifications (CAD, CIS) Experience in CSM, ITSM, RESTful APIs, and custom Service Portal themes. Pleases send your CV for an immediate response. More ❯

to join their agile team and build amazing native applications! Key Responsibilities: ️ Build dynamic, high-performance mobile apps for iOS using Swift Work with RESTful APIs and ensure seamless integration Focus on customer outcomes and data-informed decision-making Write automated unit & integration tests Requirements: 5+ years experience building native More ❯

Work closely with co-founders and product leaders to architect new marketing and analytics features . Support the migration from Flask to Django Adapt RESTful APIs to support integrations with CRM, marketing automation, and analytics platforms. Enhance the frontend using React and TypeScript , ensuring intuitive visualization of analytics data. Implement More ❯

and TypeScript is essential. A minimum of 3 years of commercial experience in software engineering is required, along with experience in designing and implementing RESTful APIs and integrating third-party services. Experience with AWS is also necessary. Big plus: Prior experience with e-commerce software or platforms, such as Shopify More ❯

and TypeScript is essential. A minimum of 3 years of commercial experience in software engineering is required, along with experience in designing and implementing RESTful APIs and integrating third-party services. Experience with AWS is also necessary. Big plus: Prior experience with e-commerce software or platforms, such as Shopify More ❯

and TypeScript is essential. A minimum of 3 years of commercial experience in software engineering is required, along with experience in designing and implementing RESTful APIs and integrating third-party services. Experience with AWS is also necessary. Big plus: Prior experience with e-commerce software or platforms, such as Shopify More ❯

to join their agile team and build amazing native applications! Key Responsibilities: 🛠️ Build dynamic, high-performance mobile apps for iOS using Swift 🔄 Work with RESTful APIs and ensure seamless integration 🎯 Focus on customer outcomes and data-informed decision-making 📝 Write automated unit & integration tests Requirements: 💼 5+ years experience building native More ❯

to join their agile team and build amazing native applications! Key Responsibilities: 🛠️ Build dynamic, high-performance mobile apps for iOS using Swift 🔄 Work with RESTful APIs and ensure seamless integration 🎯 Focus on customer outcomes and data-informed decision-making 📝 Write automated unit & integration tests Requirements: 💼 5+ years experience building native More ❯

to join their agile team and build amazing native applications! Key Responsibilities: 🛠️ Build dynamic, high-performance mobile apps for iOS using Swift 🔄 Work with RESTful APIs and ensure seamless integration 🎯 Focus on customer outcomes and data-informed decision-making 📝 Write automated unit & integration tests Requirements: 💼 5+ years experience building native More ❯

ensuring child-safe content and advanced safeguarding features. Key Responsibilities: Develop and maintain scalable backend services using Django and Flask frameworks. Design and implement RESTful APIs to support web and mobile applications. Collaborate with cross-functional teams to define, design, and ship new features. Ensure the robustness and scalability of More ❯

ensuring child-safe content and advanced safeguarding features. Key Responsibilities: Develop and maintain scalable backend services using Django and Flask frameworks. Design and implement RESTful APIs to support web and mobile applications. Collaborate with cross-functional teams to define, design, and ship new features. Ensure the robustness and scalability of More ❯

have experience with message brokers and event-driven systems using tools like Apache Kafka, RabbitMQ, or Azure Service Bus. Expertise in designing and managing RESTful APIs, GraphQL, or gRPC as well as API management tools like Boomi API Management, Azure API Management, or Apigee. Practical experience with AWS, Azure, or More ❯