API Testing - G

Infosys; Hyderabad; On-site; INR 1,500,000 - 2,100,000; Full time

Job summary

Infosys is seeking a detail-oriented API Testing Engineer to validate REST/SOAP APIs and ensure seamless integrations across applications and services. The role emphasizes improving test automation coverage and collaboration with cross-functional teams.

Proficiency with Postman, Swagger, SoapUI, and JMeter is required. The position requires designing API test scenarios, executing functional and end-to-end tests, and validating authentication mechanisms and data formats (JSON/XML).

Qualifications

• Bachelor's degree in Computer Science, Information Technology, or related field.
• 4–8 years of QA/API Testing experience (adjust as required).
• ISTQB certification is a plus.

Responsibilities

• Analyse requirements to create API test scenarios and test cases.
• Perform functional, integration, regression, and end-to-end API testing.
• Validate API requests, responses, status codes, headers, and payloads.
• Test RESTful and SOAP services using Postman, Swagger, and SoapUI.
• Develop and maintain automated API test scripts.
• Identify and track defects using defect management tools.
• Collaborate with developers, BA and QA teams in Agile/Scrum ceremonies.

Skills

API testing concepts

REST APIs

JSON

XML

Java + Rest Assured

Python (Requests/PyTest)

JavaScript (SuperTest/Newman)

HTTP methods

CI/CD

Git

Education

Bachelor's degree in CS/IT

Tools

Postman

SoapUI

Swagger/OpenAPI

JMeter

Job description

We are seeking a detail-oriented API Testing Engineer with experience in manual and automated API testing. The candidate will be responsible for validating REST/SOAP APIs, ensuring system integrations function correctly, identifying defects, and improving test automation coverage across applications and services.

Responsibilities:

• Analyse business and technical requirements to create API test scenarios and test cases.
• Perform functional, integration, regression, and end-to-end API testing.
• Validate API requests, responses, status codes, headers, and payloads.
• Test RESTful and SOAP web services using tools like Postman, Swagger, and SoapUI.
• Develop and maintain automated API test scripts.
• Verify authentication and authorisation mechanisms (OAuth 2.0 JWT, API Keys, Basic Auth).
• Execute API performance and reliability testing.
• Identify, document, and track defects using defect management tools.
• Collaborate with developers, business analysts, and QA teams to resolve issues.
• Participate in Agile/Scrum ceremonies and contribute to test planning.

Requirements:

• Strong understanding of API Testing concepts.
• Experience with REST APIs, SOAP, JSON, XML.
• Hands-on experience with: Postman, SoapUI, Swagger/OpenAPI, JMeter (performance testing).
• Knowledge of API automation frameworks using: Java + Rest Assured, Python (Requests/PyTest), JavaScript (SuperTest/Newman).
• Understanding of HTTP methods (GET, POST, PUT, PATCH, DELETE).
• Experience with SQL and database validation.
• Familiarity with CI/CD tools such as Jenkins, GitHub Actions, or Azure DevOps.
• Knowledge of version control systems (Git).

Soft Skills:

• Strong analytical and problem-solving skills.
• Excellent communication and documentation abilities.
• Ability to work independently and in a team environment.

Qualifications:

• Bachelor's degree in Computer Science, Information Technology, or related field.
• 4-8 years of experience in QA/API Testing (adjust as required).
• Certifications such as ISTQB are an added advantage.

Preferred Skills:

• Experience with Microservices architecture.
• Knowledge of cloud platforms (AWS, Azure, GCP).
• Experience with container technologies such as Docker and Kubernetes.
• Exposure to security testing tools like OWASP ZAP or Burp Suite.
• Sample Keywords for Hiring: API Testing, REST API, SOAP UI, Postman, Rest Assured, Newman, Swagger, JSON, XML, OAuth, JWT, SQL, Jenkins, Git, Automation Testing, Microservices, CI/CD, JMeter.