OpenAPI Job Vacancies

76 to 100 of 206 OpenAPI Jobs

Data Model Governance Lead

London, England, United Kingdom
proda.ai
Familiarity with real‐estate concepts (rent rolls, indexation, CAM charges, lease events). Exposure to TypeScript/Python engineering environments and API schema design (OpenAPI/JSON‐Schema). Prior line‐management or mentoring of junior analysts/engineers. Personal Attributes System thinker – sees the bigger picture and designs More ❯
Posted:

Full Stack Engineer React & Java Madrid

Madrid, Spain
Hybrid / WFH Options
UST España & Latam
Java, Spring Boot, RESTful microservices, and event-driven architectures (Kafka, Avro). Strong frontend acumen with React, JavaScript/TypeScript, and API-first integration (OpenAPI). Deep familiarity with Kubernetes orchestration, container security, and infrastructure as code. Technology Stack Backend: Java, Spring Boot, Entity Framework, REST Frontend: React , Angular … JavaScript/TypeScript Data & Messaging: Oracle, PostgreSQL, Kafka, Avro Infrastructure & DevOps: Kubernetes (PKS), Docker, Helm, Terraform APIs & Modeling: API-first (OpenAPI), UML Languages: English C1 What can we offer? ️ 23 days of Annual Leave plus the 24th and 31st of December as discretionary days! ️ Numerous benefits (Health Care Plan More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Java Engineer (Hybrid, Madrid)

Madrid, Spain
Hybrid / WFH Options
UST España & Latam
Java, Spring Boot, RESTful microservices, and event-driven architectures (Kafka, Avro). Strong frontend acumen with React, JavaScript/TypeScript, and API-first integration (OpenAPI). Deep familiarity with Kubernetes orchestration, container security, and infrastructure as code. Architectural & Analytical Skills Proven track record designing for high availability, performance, and … REST Frontend: React, Angular, JavaScript/TypeScript Data & Messaging: Oracle, PostgreSQL, Kafka, Avro Infrastructure & DevOps: Kubernetes (PKS), Docker, Helm, Terraform APIs & Modeling: API-first (OpenAPI), UML Languages: English C1 Spanish Native What can we offer? 23 days of Annual Leave plus the 24th and 31st of December as discretionary More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Software Engineer II

United Kingdom
JPMorgan Chase & Co
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 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer II

London, England, United Kingdom
J.P. Morgan
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 More ❯
Posted:

Lead Front End Engineer(Agentic Intelligence)

London, England, United Kingdom
GroupM
/CD environment Using containers/Docker Atomic or material design Agile/Scrum Sound understanding of coding standards and conventions Documentation Familiarity with OpenAPI NICE TO HAVE Familiarity with Python and Go HATEOAS/Hypermedia APIs u00A0 If you are ready to be at the forefront of the More ❯
Posted:

Lead Front End Engineer(Agentic Intelligence)

London, England, United Kingdom
Choreograph
/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 More ❯
Posted:

Senior Software Engineer

London, England, United Kingdom
Hybrid / WFH Options
Wikimedia Foundation
experienced team members; Contributing to the adoption and advocacy of API-first development, and influencing best practices in system design, SLOs/SLAs, and OpenAPI Specification; Championing product metrics: ensuring that key user journeys are instrumented and monitored to guide decisions and evaluate success; Leading by example in code More ❯
Posted:

Test Engineer

Basingstoke, England, United Kingdom
La Fosse
experience working with CI/CD pipeline tools , including Jenkins and Azure DevOps Pipelines Proficient in using YAML for defining pipelines and API contracts (OpenAPI/Swagger) Deep familiarity with the Microsoft ecosystem , particularly Azure DevOps for project and release management Interview Processes: 2 stage Process 1st stage: Technical More ❯
Posted:

Senior Software Engineer (Golang)

London, United Kingdom
Different Technologies Pty Ltd
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 More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Frontend Software Developer with Javascript HTML

London, England, United Kingdom
Hybrid / WFH Options
Free-Work UK
full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page More ❯
Posted:

Full Stack Dot Net Software Developer

West London, Greater London
Nexus Jobs Limited
/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 More ❯
Employment Type: Permanent
Posted:

Full Stack .Net Software Developer

West London, Greater London
Nexus Jobs Limited
/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 More ❯
Employment Type: Permanent
Posted:

Front and Backend C# Dot Net Javascript Software Developer with Umbraco

West London, Greater London
Nexus Jobs Limited
/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 More ❯
Employment Type: Permanent
Posted:

Full Stack Dot Net Software Developer

London, England, United Kingdom
Jas Gujral
/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 More ❯
Posted:

Freelance Senior Frontend Engineer Freelance Engineering London

London, United Kingdom
Hybrid / WFH Options
Elsewhen
GitHub Actions, GCP) Assume responsibility for the technical design and implementation of solutions to complex features. Collaborate with the backend team to design APIs (OpenAPI) to support front-end requirements. Review other team members' codes and, provide feedback, assist junior developers in coding and debugging. Partner with product and More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior React Native Developer

Hasselt, Limburg, Belgium
AVIOBOOK
and Mobx for state management are experienced in Jest and Cypress for unit and integration testing are experienced in working with REST APIs and OpenAPI documentation are able to integrate REST APIs and WebSockets into the application are able to set up a React and React Native build pipeline More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Python Engineer

Berlin, Germany
CONTIAMO GMBH
extensive experience building, debugging, and optimizing APIs, distributed systems, and/or data pipelines. Advocate for strong typing, type hints, and schema documentation (e.g. OpenAPI). Experience with modern technologies and frameworks including FastAPI, PydanticAI, Haystack, LangChain, OpenTelemetry, Procrastinate, databases like Postgres and Snowflake, queue systems such as SQS More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Senior Frontend Developer

London, England, United Kingdom
Hybrid / WFH Options
Elsewhen
variables for theming support. Showcase theme-switching capabilities in Storybook to enable white-labelling. Collaborate with the backend team to provide feedback on APIs (OpenAPI) designs to support front-end requirements. Work with Product and Design teams to understand requirements, address blockers, and align on best practices. Contribute to More ❯
Posted:

Staff Software Engineer - API Platform

Redwood City, California, United States
Global Recruiters of Buckhead
role. Deep expertise in architecting and maintaining public or internal APIs at scale , with a passion for API-first design, versioning, and Protobuf/OpenAPI specifications. Strong proficiency as a backend generalist, with deep experience in Go (or similar languages like Rust, Java, C++) and strong fundamentals in distributed More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Automation Tester

West Bromwich, England, United Kingdom
IBM Qatar
and present test results to clients and project teams clearly. Required Technical and Professional Expertise Required skills: Knowledge of web technologies including java, JavaScript, OpenAPI, React. Knowledge of test automation and associated test tooling e.g., Cucumber, Jenkins & Puppeteer. Knowledge of the project lifecycle in software delivery. Understanding of testing More ❯
Posted:

senior Oracle SOA consultant or architect

Cardiff, South Glamorgan, United Kingdom
N Consulting Limited
ownership of technical solution design and delivery. Core Tech Stack : Oracle SOA Suite (BPEL, OSB, Mediator, BPM, ORDS, PL/SQL) API-first design (OpenAPI/API Blueprint) Integration protocols: REST, SOAP, JSON, XML API management tools, OAuth2, OWSM, SSO WebLogic, DevOps knowledge (ELK, APM, ALM tools) Responsibilities : Technical More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Frontend Software Developer with Javascript HTML

remote
Hybrid / WFH Options
Nexus Jobs Limited
full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page More ❯
Employment Type: Permanent
Posted:

Frontend Software Developer with React

remote
Hybrid / WFH Options
Nexus Jobs Limited
full designs Experience of working with and developing alongside a CMS (preferably with Umbraco) Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page More ❯
Employment Type: Permanent
Posted:

Frontend Software Developer with Javascript HTML

London, England, United Kingdom
Hybrid / WFH Options
Jas Gujral
designs. Experience of working with and developing alongside a CMS (preferably with Umbraco). Capable of working with multiple (REST) APIs documented with e.g. OpenAPI/swagger and other API messaging formats e.g. JSON, XML, SOAP. Good knowledge of technical SEO best practices, familiar with LightHouse on assessing page More ❯
Posted:
OpenAPI
25th Percentile
£50,000
Median
£55,000
75th Percentile
£60,000
90th Percentile
£81,250