Senior API Automation Tester

Cognizant; Halifax Regional Municipality; Remote; CAD 80,000 - 110,000; Full time

Job summary

Cognizant is seeking a Senior API Automation Tester to design and implement advanced API automation frameworks using Java and Rest Assured in a remote Canada-based role.

You will automate REST API validation, integrate AI agents for intelligent testing, and ensure secure authentication, contract validation, and AWS-based deployments. Strong collaboration with cross-functional teams is required.

Qualifications

• 7+ years of QA experience, including at least 4+ years of strong hands-on automation experience in Selenium and REST API automation.

Responsibilities

• Design and develop API automation frameworks using Java, Rest Assured, TestNG, and Postman.
• Automate REST API validation, integration, regression, and end-to-end testing.
• Leverage AI Agents/LLMs for test generation, self-healing automation, and intelligent validation.
• Validate API contracts, schemas, authentication (OAuth/JWT), and database integrations.
• Integrate automation with CI/CD pipelines and cloud-native applications on AWS.
• Collaborate with developers, architects, and business teams to ensure quality delivery.

Skills

QA experience

Automation testing

Java

TestNG

Tools

Rest Assured

Postman

Maven

Git

Jenkins

GitHub Actions

Docker

Job description

About the role

We are seeking a Senior API Automation Tester with expertise in API automation and AI-driven testing. In this role, you will design advanced API automation frameworks using Java and Rest Assured while leveraging GenAI tools and AI agents across AWS environments.

In this role, you will

• Design and develop API automation frameworks using Java, Rest Assured, TestNG, and Postman.
• Automate REST API validation, integration, regression, and end-to-end testing.
• Leverage AI Agents/LLMs for test generation, self-healing automation, and intelligent validation.
• Validate API contracts, schemas, authentication (OAuth/JWT), and database integrations.
• Integrate automation with CI/CD pipelines and cloud-native applications on AWS.
• Collaborate with developers, architects, and business teams to ensure quality delivery.

Work Model

We strive to provide flexibility wherever possible. Based on this role’s business requirements, this is a remote position open to qualified applicants in Canada. Regardless of your working arrangement, we are here to support a healthy work-life balance through our various wellbeing programs.

Note:

The working arrangements for this role are accurate as of the date of posting. This may change based on the project you're engaged in, as well as business and client requirements. Rest assured; we will always be clear about role expectations.

What you need to have to be considered

• 7+ years of QA experience, including at least 4+ years of strong hands-on automation experience in Selenium and REST API automation.
• 5+ years of Java, Rest Assured, Postman, Maven, TestNG
• 3+ years of API Testing, Microservices, JSON/XML
• AI Agents, GenAI tools (Claude, GitHub Copilot, OpenAI, Amazon Q)
• Must have knowledge of AWS stack: API Gateway, Lambda, ECS/EKS, S3, DynamoDB, CloudWatch
• Git, Jenkins/GitHub Actions, Docker
• SQL and database validation.
• Healthcare Payer/Provider domain knowledge preferred.

These will help you stand out

• Experience with Agentic AI, MCP, self-healing automation frameworks.
• Exposure to AWS Bedrock and AI-powered testing solutions.
• Knowledge of HIPAA, Claims, Enrollment, UM/CM, Facets/QNXT.

We're excited to meet people who share our mission and can make an impact in a variety of ways. Don't hesitate to apply, even if you only meet the minimum requirements listed. Think about your transferable experiences and unique skills that make you stand out as someone who can bring new and exciting things to this role.

Total compensation

We regularly assess market data to ensure we offer a competitive compensation package for our associates. The base salary for this position ranges between CAD 80,000 - 110,000 per year. Where the successful candidate may fall within the range depends on relevant education, work and/or management experience and other business-related and job-necessary qualifications. This position is also eligible for Cognizant's discretionary annual performance-based bonus, as well as benefits that support your physical, mental and financial wellbeing.