Senior Tester with Python

Coforge KRAKÓW 2026-09-22

Job Requirements
Must have:

  • 4+ years in QA, Quality Engineering, or SDET roles, including test design, automation, execution,
    and defect analysis.
  • Strong Python experience for automation, tooling, data processing, or framework development.
  • Experience testing backend, API, integration, and regression scenarios in distributed or highvolume systems.
  • Experience integrating automated tests into CI/CD pipelines such as Jenkins, GitHub Actions, or
    GitLab CI.
  • Working knowledge of Linux/Unix, Git, XML, XPath, regular expressions, shell scripting, and log
    analysis.
  • Understanding of risk-based testing, shift-left quality, exploratory testing, test data
    management, and flaky-test investigation.
  • Practical experience with AI-assisted engineering or QA tools.
  • Strong analytical, problem-solving and English communication skills.
Nice to have:

  • Experience with Playwright, Selenium, pytest, Robot Framework, JUnit/TestNG, or similar
    frameworks.
  • Experience with Java, Groovy, or C++ test tooling.
  • Knowledge of REST-assured, Postman, contract testing, service virtualization, or schema
    validation.
  • Experience with JMeter, Gatling, k6, or other performance testing tools.
  • Familiarity with cloud, containers, Kubernetes, observability, security, accessibility, or resilience
    testing.

Experience in Agile or DevOps-oriented teams with strong ownership and prioritization skills. We will give careful consideration to your application and review your details against the position criteria. You will receive separate notification as we progress your application. Please note that only candidates who meet the minimum requirements will proceed in the selection process. To learn more about the people and culture at Sabre, follow us on Twitter, Facebook and LinkedIn. ,[Processing 7,000+ transactions per second across 3,000+ cloud servers, the platform requires strong Quality Engineering, automation, observability, and responsible use of AI-assisted testing. Responsibilities: Design, execute, and maintain automated tests for backend, API, integration, regression, and performance-critical scenarios. , Build reliable automation frameworks integrated with version control and CI/CD pipelines. , Use AI-assisted tools to improve test design, test data preparation, failure analysis, and automation maintenance. , Analyze logs, metrics, traces, and test results to identify regressions, risks, and reliability gaps. , Collaborate with engineering, product, and operations teams to prevent defects and resolve issues efficiently. , Drive shift-left, shift-right, and continuous improvement practices across the delivery lifecycle.] Requirements: Python, Testing, Automation, Data processing, API, Integration, Automated testing, CI/CD Pipelines, Jenkins, GitHub Actions, GitLab CI, Linux, Unix, Git, XML, XPath, Shell Scripting, Risk-based testing, shift-left quality, Test Data management, flaky-test investigation, QA, Analytical skills, Problem-Solving, Communication skills, Playwright, Selenium, pytest, Robot Framework, JUnit, TestNG, Java, Groovy, C++ test tooling, JMeter, Gatling, k6, Cloud, Kubernetes, Observability, Security, Accessibility, Resilience testing