May 5, 2026

Senior QA Engineer

Senior • On-site

Dublin, Ireland

Introduction & Summary
We are seeking a Senior QA tester who has a strong focus on functional and automated testing.

Main Responsibilities
The primary responsibility involves quality assurance across legacy applications, ensuring both functional and performance metrics align with expectations.

Key tasks include:

  • Monitoring and reporting on quality regression.

  • Building and maintaining automated and functional tests for legacy applications.

  • Collaborating with product development QA resources to implement testing strategies.

  • Conducting performance testing and reviewing outputs.

  • Working closely with product development teams to create test harnesses.

  • Utilizing QA tools like Gherkin, Selenium, and Jira.

  • Engaging with various service and application development teams effectively.

Key Requirements
- Proven experience in testing enterprise Java applications (JSP, Spring/Spring Boot).
- Ability to define and execute risk-based testing strategies.
- Practical experience with Postman/Newman/REST Assured for API testing.
- Hands-on experience with Playwright/Selenium for web testing.
- Proficient in writing Gherkin/Cucumber test scenarios.
- Expertise in performance and load testing analysis.
- Experience with legacy frameworks requiring reverse-engineered test scenarios.
- Proficient in migration/modernization test strategy implementation.
- Ability to document application behavior and define acceptance criteria.

Nice to Have
- Familiarity with WebLogic to Java Enterprise Application Server differences.
- Experience testing legacy Java frameworks that have been modernized.
- Knowledge of CI/CD integration for testing.

Other Details
This role works under a hybrid model and requires this consultant to be onsite 2 days a week in the clients office in Dublin 2.

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Warsaw, MZ, Poland

11,550 - 14,280 PLN

🏢 Summary: Senior QA Tester role focused on manual testing of business applications, with emphasis on database validation, data flows, and REST/SOAP API testing. The position involves defect analysis, test documentation, and close collaboration in an Agile/Scrum environment. 🗂️ Requirements: 3+ years of Manual Tester or QA Engineer experience, Strong SQL skills, including JOINs, subqueries, and GROUP BY, Experience testing backend systems or data-driven applications, Practical knowledge of relational databases, Ability to analyze technical and business requirements, Experience with Jira, Azure DevOps, or TestRail, Test documentation skills, Knowledge of equivalence partitioning and boundary value analysis, Experience in Agile/Scrum environments, Communicative English, Existing legal right to work in the European Union 📃 Skills: SQL, PostgreSQL, MSSQL, Oracle, MySQL, REST, SOAP, Jira, AzureDevOps, TestRail, Agile, Scrum 🏢 Description: Empower Quality Assurance — Shape the future of reliable business applications! As a Senior QA Tester, you will support the quality of critical business applications through database validation and API testing, helping enhance product reliability and user satisfaction. Responsibilities - Plan, design, and execute manual functional, integration, and regression tests. - Perform data-focused testing by validating data flows, transformations, and backend processing. - Write and execute complex SQL queries to verify data integrity, investigate issues, and support testing activities. - Test REST and SOAP APIs to ensure seamless integration and reliable performance. - Analyze application logs and database data to identify defects and root causes. - Create and maintain test documentation, including test cases, scenarios, and reports. - Collaborate with developers, analysts, and Product Owners to clarify requirements and resolve issues. - Report and track defects throughout their lifecycle using tools such as Jira. - Contribute to continuous improvement of testing processes and product quality. - Participate in Agile/Scrum ceremonies, including sprint planning and daily stand-ups. Requirements - 3+ years of experience as a Manual Tester or QA Engineer. - Strong SQL skills, including complex queries with JOINs, subqueries, and GROUP BY. - Hands-on experience testing backend systems or data-driven applications. - Practical knowledge of relational databases, such as PostgreSQL, MS SQL, Oracle, or MySQL. - Ability to analyze technical and business requirements. - Experience with Jira, Azure DevOps, or TestRail. - Solid test documentation skills. - Good understanding of testing techniques, including equivalence partitioning and boundary value analysis. - Strong organizational skills and ability to work independently. - Experience working in Agile/Scrum environments. Preferred Qualifications - Basic knowledge of test automation tools such as Postman, Python, Java, or Selenium. - Familiarity with CI/CD pipelines. Language - Good command of English at a communicative level. Eligibility - Existing legal right to work in the European Union. Application - Apply with a CV, preferably in English, and a statement consenting to the processing and storage of personal data.

Technology

DCV Technologies

Senior QA Tester (Manual Testing) – Poland / Barcelona Travel (SP/IF/VL)

Senior

Remote

Warsaw, Poland

🏢 Summary: Senior QA Tester role focused on manual testing, API validation, and Windows-based web and desktop application testing within an Agile enterprise environment. The position involves full SDLC testing activities, close collaboration with cross-functional teams, and occasional travel to Barcelona. Start date is 1st April with immediate hiring process. 🗂️ Requirements: 6–10 years of manual testing experience, Experience with TOSCA test automation, Strong knowledge of SDLC and STLC, Experience working in Agile/Scrum environments, Proficiency with Jira, Azure DevOps or qTest, Experience with API testing using Postman, Hands-on testing of Windows-based web and desktop applications, Working knowledge of SQL for database validation, Ability to design and execute manual test plans and test cases 📃 Skills: ManualTesting, TOSCA, Postman, SQL, Jira, AzureDevOps, qTest, Windows, Agile, Scrum, SDLC, STLC, API, Web, Desktop 🏢 Description: We are looking for an experienced Senior QA Tester to support enterprise application testing within an Agile delivery environment. This role focuses heavily on manual testing, API validation, and Windows-based application testing . The position is primarily based in Poland , with occasional travel to Barcelona (approximately once per month) . Travel costs will be reimbursed. Send CV to marcillina.tietjen@dcvtechnologies.co.uk) if you are interested. Start date is 1st April , with interviews scheduled next week. Role Overview The Senior QA Tester will be responsible for designing, executing, and managing comprehensive manual testing activities across the full software development lifecycle. The role requires strong analytical skills, experience in Agile teams, and the ability to work closely with developers, product owners, and QA teams to ensure high-quality software delivery. Key Responsibilities Design and execute manual test plans and test cases across functional, regression, integration, system, and QA testing phases Perform API testing using Postman , including creating collections and validating responses Test web and desktop applications running on Windows environments Participate actively in Agile/Scrum ceremonies including sprint planning, stand-ups, and retrospectives Manage test cases, defects, and reporting using Jira, Azure DevOps (ADO), or qTest Perform backend validation using SQL queries to confirm database integrity and system data flows Analyze requirements and system interactions to identify gaps and potential defects Produce clear and structured test documentation, reports, and defect logs Support QA process improvements and maintain testing standards Provide guidance and mentoring to junior QA team members when required Required Skills & Experience 6–10 years of experience in Manual Testing Experience with TOSCA test automation Strong experience across SDLC and STLC testing cycles Proven experience in Agile/Scrum environments Expertise using test management tools (Jira, Azure DevOps, qTest) Strong experience with API testing using Postman Hands-on testing experience with Windows-based web and desktop applications Working knowledge of SQL for database validation Excellent analytical, problem-solving, and documentation skills Nice to Have Exposure to test automation frameworks Experience working in large enterprise testing environments Location Poland (preferred)Monthly travel to Barcelona may be required. Start Date 1 April – Immediate hiring