1 to 25 of 56 OpenAPI Jobs in the UK

application frameworks (e.g., Spring Boot, .NET Core, Quarkus, or equivalent) Build and integrate RESTful APIs and messaging-based solutions using technologies like Apache Camel for routing and mediation, and OpenAPI/Swagger for API specification and documentation Contribute to setting up and maintaining CI/CD pipelines using tools such as Jenkins, GitHub Actions, GitLab CI, or others Maintain More ❯

and distributed system observability to support these applications, such as Docker, Kubernetes, ElasticSearch, log management systems, and Datadog APM, to name but a few API specifications, conforming to the OpenAPI (Swagger) standard, provide a clean boundary both externally between our customers and our product, and internally between our microservices SQL, and large SQL databases, provide the persistence layer for More ❯

You have a passion for improving coding and development practices. You have worked with microservices communicating over a range of interfaces. You understand how the web works, REST APIs, OpenAPI spec/Swagger, GraphQL, and the difference between REST and RPCs. You understand TDD, BDD, unit testing, integration testing and when to use them. You are familiar with trunk More ❯

production-grade microservices using frameworks like Fastify, Express, Koa, or Hapi. Experience deploying to cloud platforms (GCP preferred, AWS/Azure also relevant). Strong understanding of REST, GraphQL, OpenAPI, and API security (OAuth 2.0, OIDC, CORS, CSRF). Skilled in containerisation (Docker, Kubernetes) and CI/CD tooling (GitHub/GitLab, Terraform, Ansible). Solid database experience with More ❯

articulating and delivering solutions that meet functional and non-functional requirements within constraints. Knowledge of modern software engineering patterns, especially in scalable, distributed, and resilient systems. Experience with APIs (OpenAPI preferred), web services, CI/CD pipelines (GitLab preferred), automated testing, Kubernetes, Docker, and cloud-native practices. Experience developing microservices architectures, ideally with Spring Boot, and working with distributed More ❯

track your work. High competency in written and oral English language. Desirable Experience with issue and fault management systems. Knowledge and experience of how to integrate with and build OpenAPI/gRPC based systems. Experience building sophisticated plots/charting (Plotly, Matplotlib) and reporting systems (PowerBI). Experience of failure prediction/MTBF analysis. Experience with Manufacturing Resource Planning More ❯

performance awareness. Service Architecture : experience building and operating high-availability, distributed systems (microservices and event-driven). API Design : REST and gRPC, with versioning, throttling, auth, and schema validation (OpenAPI, Pydantic, Protobuf). Datastores : deep knowledge of RDBMS (PostgreSQL/MySQL), NoSQL (DynamoDB, Redis, Cassandra), and storage optimization techniques. Asynchronous Processing : familiarity with task queues (Celery, Sidekiq, SQS, Kafka More ❯

a consultancy or industry setting Experience with multiple programming languages, including Python, Java, C++, Rust, or Go Experience with associated software development frameworks and tools such as pytest and OpenAPI Experience working in Unix/Linux environments Knowledge of database systems and proficiency in database query languages/tools Familiarity with software development methodologies, such as Agile or Scrum. More ❯

projects related to Community Diagnostic Centres, Integrated Care Systems, or Electronic Patient Records. Understanding of AI, ML, and data analytics applications in healthcare. Exposure to openEHR, IHE profiles, and OpenAPI specifications. TOGAF, BCS, or relevant architecture certification. Experience working in agile, user-centred delivery environments. Experience Minimum 5 years in an architecture or senior technical design role. Track record More ❯

scheme and free eye test vouchers About You Expert skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, Git, HTML, CSS, SQL Full understanding of Restful principles and OpenAPI specifications Secure design and implementation is core to your work and you have extensive knowledge of authentication, authorisation, and data protection methods You create clear and comprehensive documentation Azure More ❯

of CI/CD pipelines, version control (Git), and DevOps practices Familiarity with API gateways, webhooks, and event-driven architectures Experience writing or contributing to API documentation (Swagger/OpenAPI is a plus) Previous experience with Delphi is a plus. Damia Group Limited acts as an employment agency for permanent recruitment and employment business for the supply of temporary More ❯

such as Server Components , and the NextJS app folder, and have a good understanding of how you would approach a migration toward this new architecture. You've worked with OpenAPI/Swagger specifications to help define API requirements and contracts, collaborating with backend developers to agree on best approaches when scoping work that requires new and updated schemas. You More ❯

Required Skills & Experience: 8+ years of experience in integration architecture with at least 4+ years of hands-on MuleSoft experience. Strong expertise in API design (RESTful APIs, RAML/OpenAPI) and API Management. Experience working with MuleSoft Anypoint Studio, Runtime, API Manager, and Exchange . Proficiency in DataWeave , Mule connectors , and custom policies. Solid understanding of MongoDB and its More ❯

with Azure cloud services & setting up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development More ❯

of OOP principles and design patterns API Development Building and maintaining RESTful APIs Solid understanding of HTTP protocols, status codes, headers, etc. API documentation using tools like Swagger/OpenAPI Legacy Systems Exposure to or experience with WCF services - we still support some older systems, so comfort working with a mix of modern and legacy tech is key DTOs More ❯

retail discount scheme and free eye test vouchers About You Strong skills in JavaScript, TypeScript, React, Node.js, Express, RESTful API, GraphQL, HTML, CSS, SQL You understand Restful principles and OpenAPI specifications You understand Secure authentication, authorisation, and data protection methods You create clear and comprehensive documentation Code and Branch management experience with Git version control essential Object-oriented programming More ❯

with Azure cloud services & setting up/managing resources/deploying apps Familiar with JIRA and Confluence Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Experience of PowerBI, PowerQuery and R Experience of structured testing and quality assurance approaches (e.g. Test Driven Development More ❯

with Java programming - in enterprise-level back-end development environments. Proficiency with Spring Boot - for building robust and efficient Java-based microservices and REST APIs. Familiarity with Spring Doc (OpenAPI/Swagger) - for generating clear and consumable API documentation. Experience with Azure API Manager - for managing, monitoring, and securing APIs within Azure environments. Swift development experience - beneficial but not More ❯

development Enthusiasm for using AI tooling to aid development Proven experience deploying, monitoring, and troubleshooting microservices in a production environment at scale. Designing quality APIs (like REST, gRPC, GraphQL, OpenAPI etc.) and integrating with 3rd party APIs. API Security (OAuth2, SAML, JWT etc) Strong at the usual best practices stuff: git, TDD, OOP principles (SOLID, design patterns etc) A More ❯

In-depth knowledge of the financial services industry and their IT systems Practical cloud native experience Professional experience in API management technology e.g APIGEE, Kong, Mulesoft Strong understand of OpenAPI Specification (OAS) for RESTful APIs Preferred qualifications, capabilities, and skills AWS (ECS, EKS, MKS) Kong API Gateway Experience with Performance and Soak Testing Golang programming language Lua programming language More ❯

developers Working in a CI/CD environment Using containers/Docker Atomic or material design Agile/Scrum Sound understanding of coding standards and conventions Documentation Familiarity with OpenAPI Web Accessibility (specifically WAI-ARIA) Familiarity with Python and Go HATEOAS/Hypermedia API Life at WPP Media & Benefits Our passion for shaping the next era of media includes More ❯

Computer Science, Information Technology or similar A curiosity to explore new technologies Experience across the full software development lifecycle Strong Front end developer with React specialism Experienced in implementing OpenAPI specs and developing mock services Ability to code within projects Ideally a full-stack or backend technical backgroundwith experience with Java, .Net, C # or similar full-stack languages More ❯

3. Good understanding of GitOps 4. Good understanding of Container deployments 5. Good understating of CI/CD pipelines 6. Demonstratable knowledge of the Public Cloud 7. Working with OpenAPI specifications and APIs generally 8. Linux system admin and network operations Desirable 9. Good understanding of IP Networking IPv4 and IPv6 stack 10. Awareness of Telco/ISP networking More ❯

Azure cloud services & setting up/managing resources/deploying apps Experience in implementing business process automation Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger PowerBI, PowerQuery, Dax & M Other API messaging formats e.g. JSON, XML, SOAP Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven More ❯

Azure cloud services & setting up/managing resources/deploying apps Experience in implementing business process automation Capable of working with (and developing) multiple (REST) APIs documented with e.g. OpenAPI/swagger PowerBI, PowerQuery, Dax & M Other API messaging formats e.g. JSON, XML, SOAP Experience of structured testing and quality assurance approaches (e.g. Test Driven Development and Behaviour Driven More ❯