Senior QA Engineer - FinTech, API & Mobile Testing

Newxel; Poland; Hybrid; PLN 140,000 - 210,000; Full time

Benefits offered by this job

Medical insurance

Hybrid work format

Career growth opportunities

Job summary

Newxel is seeking a Middle/Senior Software QA Engineer to join a fast-growing fintech company building a high-load international payments platform. You will work with engineering teams to ensure quality of real-time transactions, mobile apps, and API integrations, performing manual and automated testing to deliver reliable financial services globally.

Responsibilities include designing test plans, identifying risks, executing tests, and presenting progress to management, with a focus on QA best

Qualifications

• 5+ years of QA experience, including test plans.
• Strong design and debugging skills, hands-on.
• Experience writing test plans and test cases.
• Experience driving QA process improvements.
• 3+ years of API testing using Postman.
• 2+ years of testing mobile applications.
• Advanced hands-on experience in building automated regression testing frameworks.
• Team player who can work independently and learn quickly.

Responsibilities

• Participate in design to understand, analyze, and influence the application/service/system to be tested.
• Identify risks and define appropriate test coverage for new features and regression.
• Design and develop test plans and test cases.
• Execute test cases (manual and automated), analyze results, document issues, and prepare test reports.
• Present testing progress and results to the management team.

Skills

QA experience

Test plan design

API testing (Postman)

Mobile testing

Automated testing frameworks

Debugging skills

Independent working

English (B2+)

Tools

CI/CD processes

JIRA

Job description

Newxel is seeking a Middle/Senior Software QA Engineer to join a fast-growing fintech company building a high-load international payments platform. You will work with engineering teams to ensure quality of real-time transactions, mobile apps, and API integrations, performing manual and automated testing to deliver reliable financial services globally.

Responsibilities include designing test plans, identifying risks, executing tests, and presenting progress to management, with a focus on QA best