26 to 50 of 175 API Design Jobs

Technology Team committed to delivering strategic technology decisions, innovative solution designs, and maintaining architecture information across the organisation. Our architecture team plays a crucial role in the assurance and design of key products, working collaboratively with multiple squads responsible for product development and liaising with key business stakeholders to ensure designs meet their needs. We are seeking a Solutions … This role involves shaping the strategic direction for easyJet Holidays' customer technology architecture and documenting our customer technology landscape. You will also participate in our Architecture Guild, which aligns design decisions with technology patterns, standards, and the wider enterprise technology strategy. What you'll be doing: As a Solutions Architect, you will lead the technology strategy for end-to … Customer team in technology discovery for new business ideas, providing conceptual solutions, options analysis, and guidance to realise our customer vision. Your role includes producing high-quality, comprehensive solution design artefacts that demonstrate a balance of different functional and non-functional drivers and requirements. You will provide architectural guidance to product teams and third-party vendors to ensure the More ❯

is a dynamic group of practical and pragmatic architects responsible for making strategic technology decisions, designing solutions, and safeguarding architecture information across the organisation. We ensure the assurance and design of key products being developed, collaborating with multiple squads and liaising with key business stakeholders to meet their needs effectively. We are seeking a Solutions Architect specialised in the … Product teams in technology discovery for new business ideas, providing conceptual solutions, options analysis, and guidance to realise our customer vision. Your responsibilities include producing high-quality, comprehensive solution design artefacts that balance different functional and non-functional drivers and requirements. You will provide architectural guidance to product teams and third-party vendors to ensure the delivered solution realises … Product Inventory Management Platforms, Order Management Platforms, and Caching & Search Solutions. Experience with AWS solution architecture components, building internal and external third-party integration architectures, and Event Driven Architecture Design & API Design is essential. A practical understanding of Generative and Agentic AI technology, a background in software development, and experience in the travel, retail, or e-commerce More ❯

for the end-to-end delivery of a digital transformation in a consumer-focused business? Do you bring a breadth of technical expertise across reservation systems, Dynamics CRM, and API design? If so, this opportunity could represent your next challenge. The Opportunity You'll be joining one of the UKs most recognisable automotive retailers, this is your the … matures, while remaining fully engaged in hands-on delivery. Your Profile A proven track record of leading digital transformation programmes, from strategy through to execution. Deep technical expertise across API design, integration layers, and data flow management. Hands-on experience with booking systems, CRM platforms, and ideally website replatforming. The ability to document technical landscapes and translate complexity More ❯

Position Summary We are currently seeking a motivated, career and customer-oriented senior-level Java Developer to join our team to begin an exciting and challenging career. Job Responsibilities • Design and implement Micro Service Architecture JEE software applications • Use modern software engineering tools including Eclipse, Visual Studio Code, and Atlassian Suites for design, development, and testing the software … Present the solution at formal and informal design reviews and document the design according to the Government's system lifecycle methodology. • Must be well experienced in design and development of Microservice using Java, Spring-Boot, Rest API, JPA and JQL Required Skills and Experience • Bachelor's degree in computer science or related engineering field with 9+ … years of technical experience focusing on Java application development projects • Provisioning, operating, and maintaining systems running on AWS (or equivalent cloud providers) • Strong understanding of RESTful services, API design and implementation. • Good knowledge in technical concepts-Security, Transaction, Monitoring, Performance. • Strong experience in DevOps/CM tools like Git, Jenkins, Artifactory, Maven/Gradle, SonarQube. • Java Micro Service More ❯

Position Summary We are currently seeking a motivated, career and customer-oriented Java Developer to join our team to begin an exciting and challenging career. Job Responsibilities • Design and implement Micro Service Architecture JEE software applications • Use modern software engineering tools including Eclipse, Visual Studio Code, and Atlassian Suites for design, development, and testing the software • Present the … solution at formal and informal design reviews and document the design according to the Government's system lifecycle methodology. • Must be well experienced in design and development of Microservice using Java, Spring-Boot, Rest API, JPA and JQL Required Skills and Experience • Bachelor's degree in computer science or related engineering field with 10+ years of … technical experience • Provisioning, operating, and maintaining systems running on AWS (or equivalent cloud providers) • Strong experience with Spring Boot and microservices architecture. • Strong understanding of RESTful services, API design and implementation. • Good knowledge in technical concepts-Security, Transaction, Monitoring, Performance. • Strong experience in DevOps/CM tools like Git, Jenkins, Artifactory, Maven/Gradle, SonarQube. • JMS • XML, JSON More ❯

Senior API Technical Consultant (GraphQL Specialist) Design and build next generation of high-scale SaaS platforms. We're looking for a senior/lead engineering consultant with deep expertise in GraphQL to take a leading role in developing our robust TypeScript/Node.js backend. You will be instrumental in shaping our technical direction, driving the evolution of our … APIs, ensuring our services are resilient, scalable and secure within a cutting-edge, cloud-native environment (Helm, Kubernetes). The Deliverables Design and build sophisticated, scalable GraphQL APIs and backend services using TypeScript and Node.js. Lead the design and evolution of our API schemas, ensuring they meet the complex demands of a rapidly growing platform. Champion best … team to guide process improvements and make key architectural decisions. Experience Extensive production experience architecting and delivering complex applications with TypeScript and Node.js . Expert level GraphQL , including advanced API design, schema evolution, performance optimisation. Strong automated testing frameworks like Vitest and Playwright . Proficiency with modern DevOps tooling and cloud-native architecture, including Docker , Helm , Kubernetes . More ❯

sectors. Key Responsibilities: Full stack developer with around 8-10 years development experience, working in a agile development team to deliver robust enterprise-wide solutions utilising industry standard practices Design, develop, enhance and maintain applications using agreed coding standards and quality targets. Ensure quality via code reviews and thorough unit testing. Liaise with immediate scrum team, other scrum/… Experience and expertise with the following technical stack Angular 13+ with DevExtreme UI library desirable Playwright, ReadyAPI and Specflow. Jira, Github, Confluenc Nice to have - C# and .NET6+ Rest API's and Microservice architecture SQL Server Database, NHibernate or Entity Framework Demonstrate expertise of: Building modern-web applications Modern UI design principles. i.e. Able to take initial design direction and interpret those guidelines to finalise the design through to a solution Restful API Design and development fundamentals Good SQL knowledge Test case preparation and execution EDUCATION & EXPERIENCE REQUIREMENTS 8-10 years' experience designing and developing applications both individually and as part of a team Familiarity with energy or financial trading environment Strong inter-personal More ❯

a large global consultancy, is looking for an Azure Solution Architect to play a key role in the RegDB decommission program , working closely with stakeholders and offshore teams to design, develop, and deliver high-quality Azure-based solutions. This is a hands-on role where you will combine solution design expertise with strong development and integration skills. Key … in C#/.NET Framework with strong coding and debugging skills. Experience with Azure services : Logic Apps, Functions, APIM, Event Grid, Azure Storage, Service Bus. Strong knowledge of the API/integration lifecycle , including design, deployment, and enhancement. Hands-on experience building and updating integrations/APIs in Azure Integration . Programming proficiency: JavaScript, XSLT, C#, Liquid Templates … . Expertise in RESTful & SOAP API design , APIM policy, and transformations. Skilled in API/Integration security protocols & best practices . Practical experience with Postman, API monitoring, and documentation tools . Knowledge of Open API Specification, WSDL, SOAP, XSLT . Proficiency in SQL Server and OOPs concepts . Application Insight proficiency in .NET and .NET More ❯

expanding our platform and product. You will accomplish this by developing new features, investing/reproducing/resolving bugs, and creating helpful documentation. Partner with the Infrastructure, Product and Design teams to deliver on an iterative model where application features and server improvements are released every other week. What you will do: Identify technical requirements in product meetings and … requirements into functional, maintainable, extensible software that is in-line with company objectives Own your merchant-facing services/features from development through deployment and production monitoring Participate in design/code reviews. Partner with the Infrastructure Team to design data models to support large-scale highly available services Work with QA to develop test plans/strategies … Openshift/AWS/Google Cloud Strong knowledge of relational databases and non-relational databases likewise Cassandra/YubaByte/DB2/Oracle/SQL Experience with microservices and API design Superior problem-solving skills and debugging capabilities Knowledge of relational and multidimensional data design and development techniques including star schema, snowflake schema, cube design, ETL More ❯

and contribute to a collaborative and innovative team. We're looking for someone who is eager to push the boundaries and is committed to delivering exceptional user experiences. Responsibilities: Design, develop, and maintain full-stack applications using modern web technologies. Implement responsive and user-friendly front-end interfaces using JavaScript frameworks such as React, Angular, or Vue.js. Build and … React, Angular, or Vue.js. Strong experience with back-end technologies, including Node.js, Python, Java, or .NET. Experience with relational and NoSQL databases (PostgreSQL, MySQL, MongoDB). Understanding of RESTful API design, GraphQL, and microservices architecture. Experience working with cloud platforms (AWS, Azure, or GCP). Strong knowledge of Git, version control workflows, and Agile methodologies. Passion for writing More ❯

software across the full stack, from front-end UI to back-end APIs Build and maintain performant applications using React, Next.js, and Node.js Contribute to architectural discussions and technical design decisions Collaborate with product, design, and platform teams to align on feature delivery Write clean, maintainable code and participate in peer code reviews Optimise applications for performance, scalability … stack development using React , Next.js , and JavaScript/TypeScript Proven backend engineering skills using Node.js and/or modern languages like Python , Ruby , Scala , or Rust Solid understanding of API design and integration Track record of delivering end-to-end web applications Knowledge of performance tuning and front-end optimisation Comfortable in Agile environments with CI/CD More ❯

up-within a startup-style venture backed by the strength and stability of an established business. Key Responsibilities End-to-end development of high-quality, scalable SaaS platforms from design through deployment and maintenance. Architect and implement robust backend services primarily using Python and PostgreSQL. Develop and maintain responsive, performant front-end applications with TypeScript and modern frameworks (e.g. … development productivity and platform capabilities. Provide technical mentorship and leadership to development teams, fostering best practices in coding, testing, and deployment. Participate in code reviews, architecture discussions, and system design decisions. Troubleshoot and resolve complex technical issues across the full stack. Ensure software security, scalability, and performance are maintained at all times. Keep abreast of emerging technologies and industry … Proven expertise in full-stack development using: TypeScript (and JavaScript frameworks such as NextJS, Node, or Tailwind) Python (including frameworks like Django, Flask, or FastAPI) PostgreSQL and relational database design, optimization, and maintenance. AI Development Tools such as Windsurf, Aider or Augment. Demonstrable experience building and scaling SaaS platforms in a production environment. Strong understanding and practical application of More ❯

in Artificial Intelligence, Data Engineering, Data Analytics, and Software Development, the team is revolutionising the auditing process to deliver smarter, faster, and more reliable outcomes. Our mission is to design and implement robust, intelligent, and scalable technologies that not only streamline workflows but also enhance audit quality and generate actionable insights for auditors and clients. Through harnessing the power … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication/authorization standards, and API lifecycle best practices; familiarity with Microsoft Graph API is a plus. Experience & Knowledge Requirements Good knowledge of generative AI, machine learning, deep learning, natural language processing or other relevant AI fields. Proven track record of designing, developing, and deploying AI systems in production environments. Proficient in Python and key ML libraries More ❯

in Artificial Intelligence, Data Engineering, Data Analytics, and Software Development, the team is revolutionising the auditing process to deliver smarter, faster, and more reliable outcomes. Our mission is to design and implement robust, intelligent, and scalable technologies that not only streamline workflows but also enhance audit quality and generate actionable insights for auditors and clients. Through harnessing the power … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication/authorization standards, and API lifecycle best practices; familiarity with Microsoft Graph API is a plus. Experience & Knowledge Requirements Good knowledge of generative AI, machine learning, deep learning, natural language processing or other relevant AI fields. Proven track record of designing, developing, and deploying AI systems in production environments. Proficient in Python and key ML libraries More ❯

in Artificial Intelligence, Data Engineering, Data Analytics, and Software Development, the team is revolutionising the auditing process to deliver smarter, faster, and more reliable outcomes. Our mission is to design and implement robust, intelligent, and scalable technologies that not only streamline workflows but also enhance audit quality and generate actionable insights for auditors and clients. Through harnessing the power … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication/authorization standards, and API lifecycle best practices; familiarity with Microsoft Graph API is a plus. Experience & Knowledge Requirements Good knowledge of generative AI, machine learning, deep learning, natural language processing or other relevant AI fields. Proven track record of designing, developing, and deploying AI systems in production environments. Proficient in Python and key ML libraries More ❯

in Artificial Intelligence, Data Engineering, Data Analytics, and Software Development, the team is revolutionising the auditing process to deliver smarter, faster, and more reliable outcomes. Our mission is to design and implement robust, intelligent, and scalable technologies that not only streamline workflows but also enhance audit quality and generate actionable insights for auditors and clients. Through harnessing the power … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication/authorization standards, and API lifecycle best practices; familiarity with Microsoft Graph API is a plus. Experience & Knowledge Requirements Good knowledge of generative AI, machine learning, deep learning, natural language processing or other relevant AI fields. Proven track record of designing, developing, and deploying AI systems in production environments. Proficient in Python and key ML libraries More ❯

in Artificial Intelligence, Data Engineering, Data Analytics, and Software Development, the team is revolutionising the auditing process to deliver smarter, faster, and more reliable outcomes. Our mission is to design and implement robust, intelligent, and scalable technologies that not only streamline workflows but also enhance audit quality and generate actionable insights for auditors and clients. Through harnessing the power … Requirements Experience: Significant professional experience in backend development as a Senior role. Languages/Frameworks: Strong proficiency in Python with hands-on experience in asynchronous programming, concurrency and multithreading. API Expertise: Proven experience in building and integrating APIs, with expertise in API documentation and schema definition using OpenAPI/Swagger. Strong understanding of RESTful API design, authentication/authorization standards, and API lifecycle best practices; familiarity with Microsoft Graph API is a plus. Experience & Knowledge Requirements Good knowledge of generative AI, machine learning, deep learning, natural language processing or other relevant AI fields. Proven track record of designing, developing, and deploying AI systems in production environments. Proficient in Python and key ML libraries More ❯

a Senior Java Developer, you will play a key role in designing, developing, and maintaining enterprise-grade applications, while mentoring junior engineers and helping shape technical strategy. Key Responsibilities Design, develop, and maintain Java-based applications and services . Write clean, efficient, and well-documented code . Participate in code reviews and provide constructive feedback. Collaborate with cross-functional … teams to define, design, and deliver new features . Troubleshoot and debug complex issues. Required Qualifications Professional Java software development experience. Strong understanding of object-oriented programming and design patterns . Hands-on experience with Spring and Hibernate frameworks. Solid experience with relational databases (MSSQL, Oracle). Proven experience with RESTful API design and development . More ❯

Title: Lead Full Stack Engineer Location: OFallon, MO (Hybrid onsite 3 days/week) Duration: CTH Java, Full Stack, SQL Lead the design, development, and deployment of high-quality Java microservices that integrate with modern front-end frameworks and third-party applications. Apply 12-factor app principles to ensure robust, scalable, and cloud-ready solutions. Contribute to all phases … environment. Strong experience developing backend applications using Java. Proven expertise in designing and developing secure, scalable microservices that handle high traffic volumes, with strong knowledge of microservices architecture, RESTful API design, and integration patterns. Advanced SQL knowledge with databases like PostgreSQL, Oracle, etc., and experience building solutions that scale. Experience with front-end technologies, including HTML, JavaScript, and More ❯

for someone who thrives in a fast-paced, dynamic environment, takes ownership of their work, and is passionate about building high-quality software using modern engineering practices. Key Responsibilities Design, develop, and maintain high-quality integration microservices in Go, adhering to business and technical requirements. Translate complex business workflows into scalable technical implementations using a microservices-first approach. Develop … and Experience Commercial experience developing backend services using Go (Golang). Experience with Java or other object-oriented programming languages is also valuable. Strong understanding of microservices architecture, REST API design, and distributed systems principles. Experience with integration patterns, asynchronous processing, messaging queues (e.g., Kafka, RabbitMQ), and event-driven systems. Hands-on experience working with SQL databases, schema … design, and data transformation. Proficiency in containerization and orchestration tools such as Docker and Kubernetes. Familiarity with software development best practices including version control (Git), CI/CD pipelines, and Agile methodologies. Proven ability to quickly learn new technologies, understand business domains, and adapt to evolving priorities. Excellent problem-solving and debugging skills with a keen attention to detail. More ❯

to the maintenance of a clean, efficient codebase. Build across the stack: from low-code automations to polished React applications. Collaborate with business stakeholders to deeply understand problems and design solutions that improve efficiency. Explore and apply modern automation approaches, including LLM-powered agents. Contribute to the full software lifecycle: design, build, deploy, and support. Champion a mindset … of "improving how we build," both for team practices and developer experience. API Design and Development: Design and develop robust APIs with a strong emphasis on GraphQL. The right candidate: Adaptability in a Fast-Paced Environment: Thrives in dynamic settings and can quickly adapt to the evolving needs of the business. Comfortable with rapid changes and able … Experience with relational databases. Experience with Containers, Kubernetes, CI/CD, IaaC tooling, and Public Cloud platforms. Experience with graph databases and low & no-code tools. Familiarity with digital design tools such as Figma. Familiarity with schema first database development, especially with Prisma ORM. Experience with graph databases, such as Neo4j We believe in taking care of our staff More ❯

end systems and abstractions Implement performance improvements and engineering best practices Collaborate across multi-disciplinary teams to refine features and user journeys Participate in code reviews, architecture discussions, and design decisions Develop APIs and microservices to enable secure and high-performing functionality Play a key role in the ongoing journey to cloud-based infrastructure and deployment Writing modular, well … deep back-end development experience, ideally in large-scale environments Strong experience with Java and Spring Boot Familiarity with Node.js and React/AngularJS is beneficial Experience with microservices, API design, and event-driven architecture Strong knowledge of RESTful APIs, web services, and Git version control Solid experience with Docker or other containerisation tools Proven track record using More ❯

makes sense once processes are sound. Key responsibilities: Build across the stack: from low-code automations to polished React applications. Collaborate with business stakeholders to deeply understand problems and design solutions that improve efficiency. Explore and apply modern automation approaches, including LLM-powered agents. Contribute to the full software lifecycle: design, build, deploy, and support. Champion a mindset … of "improving how we build," both for team practices and developer experience. API Design and Development: Design and develop robust APIs with a strong emphasis on GraphQL. The right candidate: Adaptability in a Fast-Paced Environment: Thrives in dynamic settings and can quickly adapt to the evolving needs of the business. Comfortable with rapid changes and able … Experience with relational databases. Experience with Containers, Kubernetes, CI/CD, IaaC tooling, and Public Cloud platforms. Experience with graph databases and low & no-code tools. Familiarity with digital design tools such as Figma. Familiarity with schema first database development, especially with Prisma ORM. Experience with graph databases, such as Neo4j We believe in taking care of our staff More ❯

client, a leading global asset manager, is growing a product engineering team supporting credit and portfolio platforms. You’ll join a collaborative, inclusive group that values clear thinking, good design, and shipping well-tested software. Hybrid working is available. What you’ll do Design and ship user-friendly web apps and services with React/Next.js and Node.js. … Turn business needs into scalable features with Product and Engineering leads. Build clean, accessible UIs (Material Design/MUI or similar). Create wireframes, prototypes, and high-fidelity mock-ups when useful. Develop APIs (REST/GraphQL) and microservices; containerise with Docker. Work in AWS (CLI/local sandbox), automate tests (unit/integration/E2E), and own quality. … What you’ll bring 5+ years’ full-stack experience with React/Next.js, Node.js, and TypeScript. Strong HTML/CSS/JavaScript fundamentals; CSS Modules/SASS; component libraries. API design with REST/GraphQL; microservice architecture. Databases: PostgreSQL plus NoSQL/graph exposure. CI/CD and Git; solid testing mindset (Vitest/Jest, Cypress, Testcontainers). More ❯

for someone with strong technical expertise who’s ready to step up and lead by example—bringing both strategic thinking and hands-on engineering experience to the table. Responsibilities Design, develop and maintain robust, cloud-native applications across both front-end (React/JavaScript/TypeScript) and back-end (Java, Spring Boot) stacks Tackle the most complex user stories … Requirements Minimum of 8 years’ experience in a Software Engineering role using Java and Spring Boot Strong proficiency with JavaScript, React, TypeScript Understanding of RESTful APIs, microservices, and secure API design Familiarity with DevOps tools and CI/CD pipelines (e.g. Jenkins, Maven, Docker, Kubernetes, Terraform) Experience with cloud platforms (Azure, GCP, or AWS preferred) Strong understanding of More ❯