Manual Tester

Madiff; Warszawa; On-site; PLN 110,000 - 170,000; Full time

Job summary

Madiff in Warszawa is seeking an experienced Manual Tester to join a large-scale banking programme developing a Corporate Credit Application System. You will perform end-to-end functional, integration, and API testing, crafting test scenarios and validating data flows.

You will work with developers, analysts, and business users, design test cases, run REST and SOAP testing with Postman or SoapUI, verify data with SQL, log defects, and contribute to delivery-quality improvements across the SDLC.

Qualifications

• At least 3 years of software testing experience (manual, integration, or API).
• Hands-on with Postman, SoapUI, and SQL for validation.
• Familiarity with Jira and test management tools.
• Solid understanding of web application architecture.
• Strong analytical mindset and attention to detail.
• Polish and English proficiency (spoken and written).

Responsibilities

• Design and execute manual, functional, and integration test scenarios.
• Perform REST and SOAP API testing using Postman or SoapUI.
• Validate data integrity through SQL queries.
• Log, track, and manage defects to closure.
• Participate in test planning, reviews, and release validation.
• Support automation initiatives and ensure adherence to testing standards.

Skills

Manual testing

API testing

SQL

Web app testing

Analytical thinking

Tools

Postman

SoapUI

Jira

Job description

We are looking for Manual Testers to join a large-scale banking programme developing a new Corporate Credit Application System. The role focuses on end-to-end functional, integration, and API testing of complex enterprise applications, ensuring quality, stability, and full compliance with banking standards.

You’ll work closely with developers, analysts, and business users, designing test scenarios, validating data flows through SQL, and contributing to process improvements across the delivery lifecycle.

Responsibilities

Design and execute manual, functional, and integration test scenarios

Perform REST and SOAP API testing using Postman or SoapUI

Validate data integrity through SQL queries

Log, track, and manage defects to closure

Participate in test planning, reviews, and release validation

Support automation initiatives and ensure adherence to testing standards

Collaborate with cross-functional teams across the full SDLC

Requirements

Requirements

At least 3 years of experience in software testing (manual, integration, or API)

Hands-on with Postman, SoapUI, and SQL for validation

Familiarity with Jira and test management tools

Solid understanding of web application architecture

Strong analytical mindset and attention to detail

Polish and English proficiency (spoken and written)

Nice to Have

Experience in banking or financial domain

Basic understanding of automation tools (Selenium, Appium)

ISTQB certification

Competitive remuneration aligned with market standards

Long-term B2B contract with a stable project pipeline

Work in a multilingual and multicultural environment