OpenAPI Jobs

1 to 25 of 72 OpenAPI Jobs

Data Engineers (Hybrid 3-Month Contract) with Security Clearance

Falls Church, Virginia, United States
Hybrid / WFH Options
Rackner
programming languages and frameworks including Python (FastAPI, Django, Flask), JavaScript (Node.js, Express, Vue, Svelte, React), and Java (Spring Boot) Developing data focused solutions to include experience designing and implementing OpenAPI compliant data schemas and REST APIs, implementing data persistence and query logic using Object Relational Mapping (ORM) libraries and SQL, and implementing data validation business rules Mature AWS cloud More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Software Engineer - Newcastle (Apache Camel)

England, United Kingdom
Hybrid / WFH Options
WeAreTechWomen
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (London)

London, UK
Visa
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 ❯
Employment Type: Full-time
Posted:

Senior Software Engineer

London, United Kingdom
Visa Inc
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Engineer (London)

London, UK
Visa Inc
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 ❯
Employment Type: Full-time
Posted:

Senior Software Engineer Commerce Platform Remote - Ireland

Ireland
Hybrid / WFH Options
Twilio
ability to provide products to customers while simultaneously delivering industry leading availability. We do this by leveraging technologies that include AWS cloud infrastructure and APIs, Apache Kafka, Rest APIs (OpenAPI compliance), while also building our own services. Responsibilities In this role, you'll: Improve your knowledge of highly available and scalable distributed systems and use this knowledge to build More ❯
Employment Type: Permanent
Salary: EUR Annual
Posted:

Lead Engineer, Back End

London, United Kingdom
Group M Worldwide Inc
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Cloud Data Developer - API Focus

Dublin, Ohio, United States
Hybrid / WFH Options
quantum-health
environments Experience in modeling business objects for exposure via API End to end capabilities including SQL, security (OAuth), data transformation, and REST development Preferred skills: Spring Boot, AWS, gradle , OpenAPI, bash, snowflake, docker, git, nexus Demonstrate the ability to mentor and coach others. Demonstrate the ability to understand and articulate the details and impacts of complex proposed software solutions. More ❯
Employment Type: Permanent
Salary: USD Annual
Posted:

Senior Java Software Engineer Backend Engineering (Java) London

London, United Kingdom
TOYOTA Connected
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Specialist, Software Engineer - Engineering

Woking, Surrey, United Kingdom
Hybrid / WFH Options
Arrow McLaren IndyCar
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Platform Engineer

London, United Kingdom
Magentic
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Engineer Consultant

London, United Kingdom
Hybrid / WFH Options
Different Technologies Pty Ltd
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Enterprise Solution Architect

Oxford, Oxfordshire, United Kingdom
Hybrid / WFH Options
Oxforddigital
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Software Developer API

Lincoln, Lincolnshire, East Midlands, United Kingdom
Hybrid / WFH Options
Frontier Agriculture Limited
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 ❯
Employment Type: Permanent, Work From Home
Salary: Competitive + Benefits + 33 Days Holiday + Employee Assistance Program
Posted:

Back-end API Developer

Newcastle upon Tyne, Tyne and Wear, Tyne & Wear, United Kingdom
Damia Group Ltd
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 ❯
Employment Type: Permanent
Salary: £40000 - £45000/annum
Posted:

Full-Stack Software Engineer with Security Clearance

Southern Md Facility, Maryland, United States
Moseley Technical Services, Inc
Docker. Preferred Qualifications Experience with authentication and access management tools (e.g., Keycloak, OIDC). Working knowledge of Open Policy Agent (OPA) for fine-grained access control. Integration experience using OpenAPI/Swagger for spec-driven development. Proficiency in JSON Schema for validating and enforcing structured data. Experience with automated testing frameworks such as Cypress, Selenium, or Pytest. Moseley Technical More ❯
Employment Type: Permanent
Salary: USD 160,000 Annual
Posted:

Senior Frontend Engineer (UK Loans)

London, United Kingdom
Hybrid / WFH Options
Lendable
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Mulesoft Architect

London, United Kingdom
Hybrid / WFH Options
N Consulting Limited
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Senior Backend Developer with Umbraco C# .net

remote
Hybrid / WFH Options
Nexus Jobs Limited
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 ❯
Employment Type: Permanent
Posted:

Software Developer

United Kingdom
Valcon A/S
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 ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:

Software Developer API

Lincoln, Lincolnshire, East Midlands, United Kingdom
Hybrid / WFH Options
Frontier Agriculture Limited
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 ❯
Employment Type: Permanent, Work From Home
Salary: Competitive + Benefits + 33 Days Holiday + Employee Assistance Program
Posted:

Fullstack Backend Developer with C# .net

remote
Hybrid / WFH Options
Nexus Jobs Limited
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 ❯
Employment Type: Permanent
Posted:

Backend Software Developer with C# and Umbraco

remote
Hybrid / WFH Options
Nexus Jobs Limited
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 ❯
Employment Type: Permanent
Posted:

Software Engineer (SWE3) - Annapolis Junction, MD TS/SCI + FS with Security Clearance

Annapolis Junction, Maryland, United States
Argo Recruiting
of CI/CD tools and practices, especially GitLab CI Monitoring and telemetry tools: Prometheus, Grafana Version control with Git Preferred Qualifications: Experience debugging GPU-enabled applications Familiarity with OpenAPI, HTMX, or Hyperscript Experience with Spark, Dask, or Ray for distributed data workflows Knowledge of AI inference tools (e.g., Nvidia NIM, Triton, vLLM) Understanding of multi-GPU model training More ❯
Employment Type: Permanent
Salary: USD 112 Hourly
Posted:

UI Engineer New Remote/Home Based, UK

United Kingdom
Hybrid / WFH Options
Aker Systems Limited
Experience with Single Page Applications (SPAs) and component-driven development Familiarity with performance profiling, code splitting, and lazy loading Comfortable working with REST APIs and tools like Swagger/OpenAPI Personal Qualities Passion for clean code, good UI/UX, and intuitive interactions Strong collaboration skills with designers, engineers, and product teams Ability to work effectively in fast-paced More ❯
Employment Type: Permanent
Salary: GBP Annual
Posted:
OpenAPI
10th Percentile
£33,750
25th Percentile
£40,000
Median
£55,000
75th Percentile
£60,000
90th Percentile
£77,500