1 to 25 of 173 Remote Permanent OpenAPI Jobs

working with cross-functional teams Desirable Skills: Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle Database versioning: Liquibase API Design: Swagger/OpenAPI This role is ideal for engineers looking to build on their SC clearance and gain NPPV3 eligibility, while contributing to a long-term, meaningful More ❯

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. English level: C1 (professional fluency). What We Offer: Annual Leave More ❯

or similar pipelines Collaboration: Agile working with cross-functional teams Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle API Design: Swagger/OpenAPI This role is ideal for engineers looking to build on their SC clearance and gain NPPV3 eligibility, while contributing to a long-term, meaningful More ❯

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. Proven track record designing for high availability, performance, and maintainability. Skilled at More ❯

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. Proven track record designing for high availability, performance, and maintainability. Skilled at More ❯

or similar pipelines Collaboration: Agile working with cross-functional teams Frontend experience with React & TypeScript Messaging: Kafka Build tools: Gradle API Design: Swagger/OpenAPI This role is ideal for engineers looking to build on their SC clearance and gain NPPV3 eligibility, while contributing to a long-term, meaningful More ❯

willing to travel into work occasionally Desired Qualifications: Expertise with modern web application frameworks and tools such as React.js, Next.js, Node.js, Flask, Playwright, Poetry, OpenAPI, Experience with testing frameworks and tools such as Cucumber, PyTest Working Environment: This program supports a remote work environment operating within the Eastern time More ❯

Docker, GitLab, and GitLab CI is desirable Knowledge of monitoring, logging, and cloud platforms like New Relic, Splunk, AWS Lambdas, Kubernetes, ISTIO, Terraform, and OpenAPI is beneficial but not required Open-mindedness and curiosity about new technologies are highly valued What we offer Our roles offer more than just More ❯

and intelligence tasks. Collaborating across teams, contributing to architectural decisions, and mentoring junior developers as the team scales. Tech Stack and Tools: Swagger/OpenAPI OAuth2, Laravel Sanctum Kafka, Redis AWS (ECS, ECR, RDS, CloudWatch) Terraform GitLab CI/CD Pipelines Docker SPA Frontend (React, Next.js, TailwindCSS) Sentry, Grafana More ❯

Skills & Experience: Java & Spring Boot Expertise – Microservices, REST APIs, security, batch processing Frontend Exposure – Angular, Ext JS (Sencha), JavaScript (ES6+) Scalable Microservices & API Integration – OpenAPI, AsyncAPI, secure service design DevOps & CI/CD – Jenkins, Bitbucket, SonarCloud, Docker Financial Services & Payments Knowledge – ISO 8583, ISO 20022, encryption (AES, RSA), PCI More ❯

practices. You have experience or familiarity with JUnit, Mockito, Selenium, MySQL and NoSQL (Mongo) databases, implementing and consuming APIs, documenting API specs (RAML and OpenAPI), microservices, and tools like Kafka, Zookeeper, Docker, and Kubernetes. Location London, England or Remote and available during Business Hours; This role is open to More ❯

Middleware layer: Java 8/11/17/21 Spring (Boot, MVC, CORE, Security, Dependency Injection). Microservices: Hexagonal architecture, APIs composition, RestFul, OpenAPI, Swagger. Design Patterns, SOLID, Clean Code, Software Craftmanship. Testing: Unit Testing (Techniques: White-box/Black-box, What is a unit?); Type of testing More ❯

strong experience designing and building RESTful APIs, proficient usage and understanding of Test-Driven Development and practical experience with API design tooling such as OpenAPI specifications and tools, along with API management platforms and web security protocols such as OAuth 2.0. It would be beneficial to have experience working More ❯

We’re looking for someone with foundation in Java Programming Language, typically gained over 1+ year Languages/Frameworks: Java, Spring Boot, Tomcat, PostgreSQL, OpenAPI 3, REST APIs Version Control/Tools: Git, SVN, Bitbucket, Nexus, SonarQube, Nessus, Cyberwatch Good communication skills and English proficiency A collaborative mindset to More ❯

using Flyway. Utilize Hazelcast for distributed caching and data storage. Deploy and manage applications on OpenShift using microservice architecture. Design and document APIs using OpenAPI standards. Write and maintain unit, integration, and end-to-end tests using JUnit 5, Mockito, WireMock, and Testcontainers. Collaborate with cross-functional teams to More ❯

technology teams to understand integration requirements and deliver scalable solutions. • Develop API-led connectivity solutions using MuleSoft Anypoint Platform. • Create and maintain RAML and OpenAPI specifications for RESTful APIs. • Ensure best practices in API security, governance, and performance optimization. • Perform unit testing and integration testing to validate API functionality More ❯

SpringBoot, Kafka, Postgres, Cassandra, Docker, GitLab, and GitLab CI. Desirable knowledge of tools such as New Relic, Splunk, AWS Lambdas, Kubernetes, ISTIO, Terraform, and OpenAPI, with experience in monitoring, logging, and infrastructure as code. Ideal for those who enjoy coding, continuous learning, and working in a collaborative, mixed-discipline More ❯

implementing microservices Hands-on experience with AWS Serverless services: Lambda, API Gateway, S3, DynamoDB, SQS, SNS, etc. Proficient in RESTful API design , JSON, and OpenAPI/Swagger specifications Experience with asynchronous programming in Python (e.g., asyncio, aiohttp, FastAPI) Knowledge of CI/CD tools (e.g., GitHub Actions, Jenkins, CodePipeline More ❯

PWA) & SPA Development: Service Workers. SEO & Performance Optimization: PageSpeed Insights, Google Search Console, Google Analytics. Node.js Frameworks: Koa, Express.js, Hapi, Meteor, LoopBack. API Development: OpenAPI (REST APIs), GraphQL, SOAP. Authentication: next-auth, Supabase, Auth0, Keycloak, AWS Cognito. Backend Services & Development: ETLs, scripting tools, command-line tool authoring. Databases Relational More ❯

Mocha, etc.) Nice to have : Fintech, payment systems or secure coding experience Redis, WebSockets, or real-time system knowledge Familiarity with monorepos, Swagger/OpenAPI, and compliance (PCI, GDPR) Security-First Mindset Our platform handles sensitive financial datasecurity and compliance are central to everything we build. What You'll More ❯

a culture of continuous learning and growth. Our Technology stack: Stack: Typescript, React, Next.js, Nest.js, Node.js, Tailwind CSS. Cloud Expertise: Familiar with Microservices, REST, OpenAPI, AWS, Docker, Containers, Terraform, CI/CD, Prometheus, Grafana, IaC, GitOps, Zero Trust, Automation. Practices: Agile, DDD, SOLID Problem-Solving: Strong analytical skills to More ❯

in English (our internal and client-facing working language). Nice to Have Experience with Docker or Kubernetes for containerization and orchestration. Familiarity with OpenAPI, OAuth2, JWT, and API gateway integrations. Knowledge of observability tooling (e.g., Prometheus, Grafana, ELK, OpenTelemetry). Collaboration experience with Data Engineers or AI/ More ❯

deliver low-latency web services and APIs with a solid understanding of the REST architectural style Knowledge of designing, building, and consuming APIs with OpenAPI (Swagger) Very proficient in database development on MS SQL Server with extensive knowledge of T-SQL and relational data modelling Experience building responsive layouts More ❯

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 ❯

Experience Experience with all Agile software development frameworks and processes, and software design Experience with Java, Python, Spring-boot, PostgreSQL and Big Query concepts, OpenAPI, Google Cloud Platform (or any other Cloud Platform), SQL Understanding of design concepts and should possess strong knowledge on Domain Driven Design and Hexagonal More ❯