Senior QA Engineer - Data & API Testing (FinServ)

Compitant Candidates; Randburg; On-site; ZAR 540,000 - 900,000; Full time

Job summary

Compitant Candidates in Randburg, South Africa seeks a skilled Data Engineer to join an established insurance company with a strong emphasis on testing, data validation and quality assurance. You will collaborate closely with Business Analysts and Developers to ensure high-quality releases.

Responsibilities include reviewing specifications, designing test cases, executing functional and regression tests, and verifying data outcomes via SQL and REST API checks.

Qualifications

• Five years’ hands-on software testing experience within a structured SDLC.
• Experience designing and writing test cases from functional specifications.
• Experience owning and executing a regression suite across multiple releases.
• Practical experience with test management and defect-tracking tools.
• Working SQL experience: SELECT statements, joins, filtering and aggregates for data verification.
• API testing experience using Postman or a REST client.
• Experience in Agile / Scrum delivery environments.
• Experience in financial services platforms is advantageous.
• Exposure to test automation tooling (Selenium, Playwright, Cypress).

Responsibilities

• Review user stories and acceptance criteria with the Business Analyst and developer before development starts.
• Design and write test cases and scripts covering positive, negative, boundary and edge conditions.
• Maintain test cases, test suites and test runs in approved tools.
• Execute functional, integration, regression, cross-browser and basic usability testing on new features.
• Maintain and execute the regression pack for every release and keep it current.
• Verify data outcomes by writing SQL queries and testing REST API endpoints with Postman.
• Log defects with clear reproduction steps and evidence; retest and close on fix.
• Perform smoke and sanity testing after each deployment to test and staging environments.
• Prepare and maintain test data using de-identified or synthetic data.
• Support UAT: prepare environment and data, guide users, triage feedback.
• Produce a test summary and release evidence pack for each release.
• Participate in sprint planning, refinement, stand-ups and retrospectives; estimate test effort.
• Build automated checks for regression scenarios under CTO guidance.
• Keep test documentation and standards current.
• Ensure coverage and traceability of tests across releases.

Skills

Software testing

Regression testing

SQL

API testing

Agile/Scrum

Test automation tooling

Postman

Education

Matric / National Senior Certificate

Bachelor’s degree in IT / Information Systems / CS

ISTQB Foundation Level

ISTQB Agile Tester extension / SQL cert

Tools

Test management tools

Defect tracking tools

Postman

Selenium

Playwright / Cypress

Job description

Compitant Candidates in Randburg, South Africa seeks a skilled Data Engineer to join an established insurance company with a strong emphasis on testing, data validation and quality assurance. You will collaborate closely with Business Analysts and Developers to ensure high-quality releases.

Responsibilities include reviewing specifications, designing test cases, executing functional and regression tests, and verifying data outcomes via SQL and REST API checks.