26 to 50 of 146 API Development Jobs in London

Solution Architect - AWS, API, Microservices, Remote, FinTech Salary - £90,000/£100,000 + 10% Bonus + Benefits Location - London, Remote We're proud to represent a FinTech scale-up setting a new industry standard in their market. With ambitious plans to scale the platform over the next few … understand business requirements and translate them into technical solutions Design and architect scalable, resilient, and secure microservices-based applications on AWS cloud platform. Develop API strategies and integrations to enable seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from … with microservices architecture, including design patterns, containerisation, and orchestration (e.g., Docker, Kubernetes). Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. In-depth knowledge of secure financial systems, including banking, payments, trading, or risk management. Hands-on experience with API development More ❯

Solution Architect - AWS, API, Microservices, Remote, FinTech Salary - £90,000/£100,000 + 10% Bonus + Benefits Location - London, Remote We're proud to represent a FinTech scale-up setting a new industry standard in their market. With ambitious plans to scale the platform over the next few … understand business requirements and translate them into technical solutions Design and architect scalable, resilient, and secure microservices-based applications on AWS cloud platform. Develop API strategies and integrations to enable seamless communication between different systems and services. Provide technical leadership and guidance throughout the software development lifecycle, from … with microservices architecture, including design patterns, containerisation, and orchestration (e.g., Docker, Kubernetes). Strong proficiency in AWS cloud services, including EC2, Lambda, S3, RDS, API Gateway, and IAM. In-depth knowledge of secure financial systems, including banking, payments, trading, or risk management. Hands-on experience with API development More ❯

Angular, or Vue.js. Collaborate closely with architects and other developers to design robust and scalable architectures for new and existing projects. Participate in agile development processes, including sprint planning, daily stand-ups, and retrospectives. Lead code reviews to ensure code quality, performance, and adherence to industry best practices. Work … Stay ahead of industry trends and continuously push for innovation and improvements within the team. Your Skills & Experience: Proven experience in full stack JavaScript development, particularly with Node.js. Expertise in at least one modern front-end framework (React, Angular, Vue.js, etc.). Experience with server-side frameworks like Express.js … Nest.js, or Hapi.js. Proficiency in HTML5, CSS3, and ES6+ JavaScript. Experience with TypeScript and modern development tools. Knowledge of Cloud-Native development and serverless architectures (AWS, Azure, Google Cloud). Familiarity with CI/CD pipelines and DevOps practices. Experience in Test Driven or Behaviour Driven Development. Strong More ❯

Job Summary: We are looking for a skilled Microsoft Dynamics 365 Developer with expertise in D365 CE/CRM, PowerApps Component Framework (PCF), Plugin Development, C#/.Net, JavaScript/TypeScript, and Azure Services. The ideal candidate will design, develop, and implement solutions within the Dynamics 365 ecosystem while … integrating with Azure services and other third-party applications. Key Responsibilities: * D365 CE/CRM Development: * Customize and extend Dynamics 365 CE/CRM using out-of-the-box capabilities and custom development. * Configure entities, forms, views, workflows, and business rules within D365. * Develop and maintain Model-Driven and … Canvas Apps within the Power Platform. * PCF (PowerApps Component Framework) Development: * Create custom PCF controls to enhance UI/UX in Model-Driven apps. * Utilize TypeScript and React to develop interactive components. * Deploy and integrate PCF components seamlessly within D365. * Plugin & Workflow Development: * Develop and optimize server-side More ❯

skilled Backend Engineer to design, develop, and maintain scalable, secure, and efficient server-side applications. The ideal candidate should have experience in microservices architecture, API development, and database management, ensuring high availability and performance of backend services. In this role, you will collaborate closely with frontend engineers, product … and serve AI/ML models (MLOps), by ensuring their scalability, reliability, and performance in production environments. Integrate models into backend systems and create API endpoints for model interaction (e.g., retrieving predictions). Develop and maintain scalable services, e.g. Microservices utilizing REST, gRPC, or GraphQL, ensuring optimal performance and … to improve performance, scalability, and reliability. Implement security features, including authentication and authorization using industry-standard practices. Collaborate with frontend developers to ensure efficient API integration and a seamless user experience. Troubleshoot and resolve production issues, ensuring high availability and minimal downtime. Write unit and integration tests to maintain More ❯

jQuery Minimum 5 years of experience working server-side programming languages such as Net, Java, Ruby and Python Minimum 5 years of experience in API development using web services and Service Oriented Architecture (SOA) methodologies. Minimum 5 years of experience in database technology, including SQLServer, Oracle, MongoDB and … application caching Expertise in comprehensive testing lifecycle inclusive of Unit Testing, User Acceptance Testing, Regression Testing, and Defect Remediation. Comfortable with Agile and Waterfall development lifecycles for project deliveries Experience with software development lifecycle methodologies such as Scrum, Kanban, etc. Expertise in secure software development and secure More ❯

enable us to do more with less - leveraging your technical expertise to build solutions that scale without proportional resource increases. Core Responsibilities Technical Integration & Development Design and implement technical integrations between Intercom and internal systems Build custom solutions that enhance support efficiency and effectiveness Develop tools and automations that … goals Collaborate with the wider engineering team to ensure integrations follow best practices Partner with Product teams to incorporate customer support data into product development Provide technical guidance to support team members for troubleshooting complex issues Create documentation that bridges technical complexity for non-technical team members Data & Analytics … integrations Time-to-Resolution: Technical contribution to reducing average resolution time through automation What You'll Bring Must-Haves 3+ years of full-stack development experience Strong API development and integration expertise, including REST and GraphQL Familiarity with database design and implementation Experience building and deploying scalable More ❯

and implement web components using HTML, JavaScript, JSON, and React. Collaborate with data model developers to optimize queries and database performance. Contribute to the development of reusable tools and components. Participate in agile development practices, including coding, testing, and reviewing. Work closely with cross-functional teams to ensure … smooth integration of AI-powered solutions. What we require from the candidate: Experience in full-stack development using Python and React. Experience in API development using FastAPI or Flask. Proficiency in ORM frameworks (eg, SQLAlchemy) and SQL. Strong understanding of web development standards, including HTML, JavaScript More ❯

stack developer who is looking to take the next step into a lead developer role. The successful client will come from a strong Microsoft development background and experience in mentoring and managing both offshore and internal development teams and work closely with third parties. You will have strong … both backend and frontend development skills and commercial experience with Power Platform and Azure. You will be developing scalable applications and working closely with multiple cross functional teams. Skills and experience required • Proven experience with full Microsoft stack including .NET, C#, JavaScript, TypeScript and PowerShell • Commercial experience in Power … Platform such as Power Apps, Power Automate and Power BI • Commercial experience with Azure • Commercial experience in both frontend and backend development • Commercial experience of API Development • Knowledge and understanding of Azure Logic Apps • Experience of mentoring and leading developers Lead Power Platform .Net Developer London More ❯

stack developer who is looking to take the next step into a lead developer role. The successful client will come from a strong Microsoft development background and experience in mentoring and managing both offshore and internal development teams and work closely with third parties. You will have strong … both backend and frontend development skills and commercial experience with Power Platform and Azure. You will be developing scalable applications and working closely with multiple cross functional teams. Skills and experience required • Proven experience with full Microsoft stack including .NET, C#, JavaScript, TypeScript and PowerShell • Commercial experience in Power … Platform such as Power Apps, Power Automate and Power BI • Commercial experience with Azure • Commercial experience in both frontend and backend development • Commercial experience of API Development • Knowledge and understanding of Azure Logic Apps • Experience of mentoring and leading developers Lead Power Platform .Net Developer London More ❯

AWS) Databases : PostgreSQL, DynamoDB Additional Tools & Frameworks : GraphQL REST APIs Software Design Patterns – TDD, DDD Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : PostgreSQL, DynamoDB Additional Tools & Frameworks : GraphQL REST APIs Software Design Patterns – TDD, DDD Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

AWS) Databases : 🌳 PostgreSQL, DynamoDB Additional Tools & Frameworks : 🌳 GraphQL 🌳 REST APIs 🌳 Software Design Patterns – TDD, DDD 🌳 Agile methodologies: Scrum and Kanban Key Responsibilities : Full-Stack Development : Design, develop, and maintain complex full-stack applications across both front-end and back-end. Cloud & Database Management : Build scalable, cloud-based solutions using … AWS , PostgreSQL , and DynamoDB . API Development : Integrate RESTful APIs and GraphQL to enable smooth data flow between services. Software Design Patterns : Apply TDD (Test Driven Development) and DDD (Domain Driven Design) best practices to ensure maintainable, efficient code. DevOps & CI/CD : Use DevOps processes, including … virtualization , containerization , and CI/CD pipelines to streamline development and deployment. Agile Collaboration : Work closely with cross-functional teams using Scrum and Kanban to deliver high-quality products in an agile environment. Requirements : Polyglot Developer : Proficiency in multiple programming languages and frameworks, with the ability to work across More ❯

and ML! The Role They are seeking a highly skilled Lead ( 40% management, 60% hands on coding) Software Engineer with expertise in full-stack development, primarily using Python, to join their flagship SaaS product team. Their ideal candidate will have a strong background in AI and ML techniques and … their AI-driven SaaS solutions. Experience Leadership and Mentorship: Previous experience mentoring junior developers. Leadership skills to guide and manage project teams. Design and Development: Proficiency in Python programming. Experience with web frameworks like Django and Flask. Strong understanding of database management (SQL/NoSQL). Collaboration: Strong communication … and non-relational databases like PostgreSQL, MongoDB. Front-End: Familiarity with HTML, CSS, JavaScript. Version Control: Proficiency in Git. GitHub Testing Tools: pytest, unittest. API Development: Building and integrating RESTful APIs. Containerization and Cloud Platforms: Experience with Docker, Kubernetes, AWS, Google Cloud. Beneficial Bachelors degree or Associates with More ❯

advanced neural network models to meet specific functional requirements. Deployment and Integration : Efficiently deploy these neural networks on servers, ensuring optimal performance and scalability. API Development : Create robust API endpoints for model access, enabling seamless integration with external systems or applications. Platform Development : Architect and develop … a user-friendly platform where multiple AI models are accessible and can be utilized through API calls, facilitating a broad range of AI capabilities. Continuous Improvement : Continuously monitor, update, and improve the models and the platform based on user feedback and evolving technological trends. Skills and Qualifications: Minimum … algorithms. Proficient in programming languages like Python, and libraries such as TensorFlow, PyTorch, NumPy and LangChain Experience with server deployment, cloud computing environments, and API development. Good understanding of software engineering best practices. Excellent problem-solving abilities and a keen eye for detail. Strong communication skills to collaborate effectively More ❯

advanced neural network models to meet specific functional requirements. Deployment and Integration: Efficiently deploy these neural networks on servers, ensuring optimal performance and scalability. API Development: Create robust API endpoints for model access, enabling seamless integration with external systems or applications. Platform Development: Architect and develop … a user-friendly platform where multiple AI models are accessible and can be utilized through API calls, facilitating a broad range of AI capabilities. Continuous Improvement: Continuously monitor, update, and improve the models and the platform based on user feedback and evolving technological trends. Skills and Qualifications: Minimum … algorithms. Proficient in programming languages like Python, and libraries such as TensorFlow, PyTorch, NumPy and LangChain Experience with server deployment, cloud computing environments, and API development. Good understanding of software engineering best practices. Excellent problem-solving abilities and a keen eye for detail. Strong communication skills to collaborate effectively More ❯

to be kept in mind for upcoming positions, we’d welcome a confidential conversation. We’re especially interested in those with experience in: Software development using C#/.NET , Java , or JavaScript frameworks (such as Angular, React, Node.js) Cloud and DevOps tools (Azure, AWS, CI/CD, containerisation with … Docker/Kubernetes) API development , integration, and microservices Agile delivery within secure or classified environments Location: Primarily on-site at UK secure sites Start dates: Flexible depending on project timelines Engagement: permanent opportunities available If you’d like to be considered for future roles or to discuss what More ❯

to be kept in mind for upcoming positions, we’d welcome a confidential conversation. We’re especially interested in those with experience in: Software development using C#/.NET , Java , or JavaScript frameworks (such as Angular, React, Node.js) Cloud and DevOps tools (Azure, AWS, CI/CD, containerisation with … Docker/Kubernetes) API development , integration, and microservices Agile delivery within secure or classified environments Location: Primarily on-site at UK secure sites Start dates: Flexible depending on project timelines Engagement: permanent opportunities available If you’d like to be considered for future roles or to discuss what More ❯

Full-Stack Engineer and be part of a growing group of skilled software engineers, data modellers and quant analysts. Together, we're driving the development and maintenance of LCCC's cutting-edge digital platform, powering multiple applications like settlements tools, forecasting systems, calculation engines, data portals and much more. … industry trends to drive innovation within the team. Skills, Knowledge and Expertise Essential: At least 3 years experience of coding in a Python web-development framework, preferably Django. At least 2 years experience of coding in a front-end capacity (preferably React) Container-related tools e.g., Docker, Docker Compose … Databases e.g., SQL, PostgreSQL. RESTful API development and management. Proactive Performance Tuning. Solid understanding of design patterns and relevant implementation models. Solid understanding of DevOps tooling, GitLab, CI/CD, Jenkins, build pipelines and source control systems. Working knowledge of cloud infrastructure services (preferably AWS): compute, storage, networking More ❯

Full-Stack Engineer and be part of a growing group of skilled software engineers, data modellers and quant analysts. Together, we're driving the development and maintenance of LCCC's cutting-edge digital platform, powering multiple applications like settlements tools, forecasting systems, calculation engines, data portals and much more. … industry trends to drive innovation within the team. Skills, Knowledge and Expertise Essential: At least 3 years’ experience of coding in a Python web-development framework, preferably Django. At least 2 years’ experience of coding in a front-end capacity (preferably React) Container-related tools – e.g., Docker, Docker Compose … Databases – e.g., SQL, PostgreSQL. RESTful API development and management. Proactive Performance Tuning. Solid understanding of design patterns and relevant implementation models. Solid understanding of DevOps tooling, GitLab, CI/CD, Jenkins, build pipelines and source control systems. Working knowledge of cloud infrastructure services (preferably AWS): compute, storage, networking More ❯