13 of 13 OpenAPI Jobs in the South East

practices Knowledge of authentication and authorisation protocols including OAuth2, JWT, and API security best practice Proficiency with API documentation tools such as Swagger/OpenAPI or Postman Experience with agile tooling such as Jira, Azure DevOps, or Linear Strong technical writing: PRDs, technical specifications, and API documentation Comfortable defining ...

skills. Experience working with highly available and scalable systems. Experience with API resilience, retries, timeouts and idempotency. Strong communication and stakeholder management skills. Desirable OpenAPI/Swagger OAuth2/token-based authentication API gateways Event-driven architecture Data observability Public sector or regulated environment experience Data security and privacy ...

Experience with Java and related frameworks (SpringBoot, Eclipse RCP, OData, Hibernate, JPA, REST, etc.) Backend development including REST APIs with Spring Boot, Swagger/OpenAPI specifications, Spring Security, OAuth2/OIDC, JWT. Git-based workflows and Gitlab CI/CD pipelines. Experience working in an Agile development environment (Scrum ...

Framework 6/Spring Boot 3.5 Hibernate ORM 6.6+, JPA Apache Tomcat 11, IntelliJ IDEA AI Tooling (Claude, Codex, Gitlab Duo, etc) REST APIs, OpenAPI, Microservices, Event-driven architecture (RabbitMQ) Containers, Docker, AWS, Linux CI/CD with GitLab Pipelines & Jenkins Observability: logging, metrics and monitoring MySQL, Apache Solr ...

Framework 6/Spring Boot 3.5 Hibernate ORM 6.6+, JPA Apache Tomcat 11, IntelliJ IDEA AI Tooling (Claude, Codex, GitLab Duo, etc.) REST APIs, OpenAPI, Microservices, Event‐driven architecture (RabbitMQ) Containers, Docker, AWS, Linux CI/CD with GitLab Pipelines & Jenkins Observability: logging, metrics and monitoring MySQL, Apache Solr ...

criteria ahead of releases. Drive continual improvement in release processes, collaborating with agile delivery teams and leveraging knowledge of tools like Swagger/OpenAPI, Gradle, Liquibase, Kafka, React and Typescript. Nice to have: Immediate availability What you need to do now If you're interested in this role, click ...

Agile environment where your ideas genuinely influence the product and technical direction. Bonus points if you've worked with: NestJS, Swagger/OpenAPI, WebSockets, GitHub Actions, Firebase, TeamCity, or data platforms such as Athena or Snowflake. What's on offer? Up to £75,000 base salary 10% Cash benefit ...

Looking For Kotlin, or strong modern Java 17+ with a willingness to learn; reactive streams experience (Flux, Mono, coroutines, backpressure); schema/type thinking (OpenAPI, Avro, Protobuf, or similar); event-driven architecture awareness (Kafka or RabbitMQ a plus); strong testing habits; clean, pragmatic code; curiosity and adaptability; full-stack ...

Focus) Design and evolve scalable backend services in Python using FastAPI for high-availability, high-throughput workloads. Build well-versioned RESTful APIs aligned to OpenAPI/Swagger, with strong conventions for consistency, idempotency, and backward compatibility. Implement authentication and authorization using OAuth2/OIDC, session management, and fine-grained … experience, with a strong focus on backend development in Python and with event-driven architectures. Proven experience designing and operating production REST APIs with OpenAPI/Swagger. Deep understanding of relational database design, indexing, performance tuning, and migrations (PostgreSQL). Proficiency with containerisation (Docker) and Git-based workflows. Experience ...

Full Stack Java Developer - Active SC, Active NPPV3, Java, React & TypeScriptUp to £550 per day (Inside IR35) Remote6 Months We are looking for an experienced Full Stack Java Developer to join a large-scale digital ...

migration management (Flyway/Liquibase), indexing strategy, and query optimisation.Design, document, and maintain RESTful and/or GraphQL APIs, ensuring consistency, versioning, and thorough OpenAPI/Swagger documentation.Identify, catalogue, and systematically address technical debt in collaboration with the widerYour background and experience will includeGreat communication skills, able to contribute … RESTful API design.PostgreSQL skills: schema design, complex query writing, index optimisation, and migration tooling (Flyway or Liquibase).Experience designing and documenting APIs using OpenAPI/SwaggerProficiency with build tools – Maven or Gradle – and a modern Java development workflow.Understanding of software design principles (SOLID, DRY, Clean Architecture)Familiarity with containerised ...

We are recruiting for a Software Engineer Consultant on behalf of one of the UK's fastest-growing technology consultancies, ranked in the Financial Times FT1000 Europe's Fastest-Growing Companies list in both 2025 ...

national and institutional customers, tasks will include:Design, develop and maintain Java micro-services within an agile delivery environment.Develop and evolve RESTful APIs using OpenAPI and JSON.Implement automated tests at different levels to support robust and maintainable software delivery.Contribute to the integration of software components such as databases, workflow … working on agile projectsProficient in Java.Knowledge of automated testingStrong experience in development and automated testing of Java micro-services.Recent experience developing RESTful APIs using OpenAPI and JSON.Excellent teamworking and communication skills.Pragmatic, adaptable and delivery-focused profile, able to respond to changing requirements and priorities.This role requires a UK national ...