26 to 35 of 35 OpenAPI Jobs in England

with structured data formats (JSON, XML, CSV) Familiarity with synchronous/asynchronous architecture concepts Desirable: Exposure to programming languages (Java, JavaScript, Python, Go) Working knowledge of APIs (Swagger/OpenAPI 3), shell scripting, and AWS Experience with CloudFormation templates and AWS administration Previous involvement in technical authorship or documentation Security & Inclusivity Due to the nature of our clients, candidates More ❯

services, payments, or fintech environment. Strong knowledge of API-based systems (REST, JSON, XML) and how to document and validate API requirements. Familiarity with tools like Postman, Swagger/OpenAPI, or similar for API analysis and testing. Experience working with Agile methodologies (SAFe preferred) and tools like Jira or Rally. Knowledge of systems development life cycles (waterfall, Agile, hybrid More ❯

services, payments, or fintech environment. Strong knowledge of API-based systems (REST, JSON, XML) and how to document and validate API requirements. Familiarity with tools like Postman, Swagger/OpenAPI, or similar for API analysis and testing. Experience working with Agile methodologies (SAFe preferred) and tools like Jira or Rally. Knowledge of systems development life cycles (waterfall, Agile, hybrid More ❯

experience in design, testing (e.g. Postman), and integration workflows. Solid understanding of API security and authentication protocols (e.g. OAuth, API keys). Familiarity with API documentation frameworks (Swagger/OpenAPI) and developer portal best practices. Comfortable leading cross functional teams through technical discovery and user research. Proven ability to work through ambiguity, prioritise effectively, and deliver in fast-paced More ❯

We are seeking a Technical Business Analyst with strong experience in capturing business and technical requirements and translating them into detailed API specifications, particularly using JSON and Swagger/OpenAPI . The ideal candidate will act as a bridge between business stakeholders and development teams, ensuring clear, accurate, and testable interfaces for service integration and system communication. Key Responsibilities … Work closely with stakeholders (product owners, developers, QA, and solution architects) to gather and document detailed functional and non-functional requirements. Create and manage API documentation using Swagger/OpenAPI standards. Design and review JSON-based interfaces for RESTful APIs and system integrations. Facilitate workshops and requirement-gathering sessions with technical and non-technical teams. Translate business needs into … Key Skills & Qualifications: Proven experience as a Technical Business Analyst , Systems Analyst, or API Business Analyst in Agile environments. Strong knowledge of RESTful API standards , JSON , and Swagger/OpenAPI specifications. Ability to write and review YAML or JSON-based Swagger files manually or using tools (e.g., SwaggerHub, Postman, Stoplight). Familiarity with API management platforms (e.g., Apigee, Azure More ❯

APIs and services. Key Responsibilities: Design and build scalable APIs and microservices using Go Work with serverless technologies including AWS Lambda and SST Implement and document RESTful services using OpenAPI Work with both SQL and NoSQL data stores Contribute to a culture of clean code, testing, and continuous improvement Collaborate with cross-functional teams in an agile environment Were … working with a team that shares those values. You might have: Solid experience developing with Go Experience building serverless applications (AWS Lambda, SST) Familiarity with API-first design and OpenAPI documentation Knowledge of both SQL and NoSQL data storage solutions A proactive, collaborative approach to problem-solving Experience working in agile teams and delivering iteratively Why Join Us Work More ❯

APIs and services. Key Responsibilities: Design and build scalable APIs and microservices using Go Work with serverless technologies including AWS Lambda and SST Implement and document RESTful services using OpenAPI Work with both SQL and NoSQL data stores Contribute to a culture of clean code, testing, and continuous improvement Collaborate with cross-functional teams in an agile environment We … working with a team that shares those values. You might have: Solid experience developing with Go Experience building serverless applications (AWS Lambda, SST) Familiarity with API-first design and OpenAPI documentation Knowledge of both SQL and NoSQL data storage solutions A proactive, collaborative approach to problem-solving Experience working in agile teams and delivering iteratively Why Join Us Work More ❯

APIs and services. Key Responsibilities: Design and build scalable APIs and microservices using Go Work with serverless technologies including AWS Lambda and SST Implement and document RESTful services using OpenAPI Work with both SQL and NoSQL data stores Contribute to a culture of clean code, testing, and continuous improvement Collaborate with cross-functional teams in an agile environment We … working with a team that shares those values. You might have: Solid experience developing with Go Experience building serverless applications (AWS Lambda, SST) Familiarity with API-first design and OpenAPI documentation Knowledge of both SQL and NoSQL data storage solutions A proactive, collaborative approach to problem-solving Experience working in agile teams and delivering iteratively Why Join Us Work More ❯

Monitor application health, performance, and availability levaraging observability platforms like Grafana and Kibana. Test and interact with API endpoints, documenting and validating their functionality using tools like Swagger/OpenAPI and Postman. Respond to support tickets promptly within defined SLAs, providing clear, timely updates and effective solutions to keep our users happy. Collaborate closely with cross functional teams, including … and performance tuning. Containerization : Hands on experience with Docker and Kubernetes, including pod management and log retrieval. APIs : Skilled in interacting with and testing RESTful APIs using Swagger/OpenAPI and Postman. Elastic Stack : Familiarity with Elasticsearch for log aggregation, indexing, and querying. Observability : Good understanding of monitoring and visualization concepts; experience with Grafana Scripting & Automation : Automation-first mindset More ❯

manage Azure Key Vault, App Insights, Log Analytics, and Redis services Provide expertise on the best Azure hosting models (Functions, Container Apps, App Services) Establish governance for Swagger/OpenAPI-first API lifecycle management Develop and maintain Infrastructure-as-Code templates (ARM/Bicep/Terraform) Create onboarding documentation and runbooks to support a growing outsourced engineering team Collaborate … industries In-depth knowledge of Azure Functions, API Management, and secure deployment practices Proven experience in setting up and managing secure, multi-environment DevOps tooling Expertise in Swagger/OpenAPI-first design and CI/CD pipeline integration Experience supporting or enabling outsourced development teams Familiarity with the insurance, fintech, or other regulated sectors is advantageous Strong skills in More ❯