Mid-Level QA Tester – Database & API Validation

🏢 Summary: Senior QA Tester role for a financial and payments industry project focused on ensuring IT system quality through manual and automated testing in an international hybrid work environment. The position involves defect tracking, test automation, collaboration with cross-functional teams, and support for digital transformation initiatives. Candidates should have strong testing experience, automation skills, and knowledge of financial system testing tools and methodologies. 🗂️ Requirements: 3+ years of experience testing IT systems in an international environment, Knowledge of SQL, Knowledge of SOAP UI, Experience with JIRA, Experience with Confluence, Experience with Java, Experience with Selenium, Knowledge of Agile methodologies, Knowledge of Waterfall methodologies, Knowledge of UNIX, Knowledge of XML, Experience with API testing, Fluent English, Legal right to work in the European Union 📃 Skills: SQL, SOAPUI, JIRA, Confluence, Java, Selenium, Agile, Waterfall, UNIX, XML, API, Cucumber, JUnit, Spring, TypeScript 🏢 Description: Unleash Quality assurance mastery — elevate standards in the financial and payments industry! Kraków-based opportunity with hybrid work model. As a Senior QA Tester , you will be working for our client, a leader in the financial and payments domain. You will play a pivotal role in ensuring the highest quality of IT systems through manual and automated testing, contributing to innovative solutions that streamline financial transactions and enhance user experiences. This is a fantastic opportunity to be part of an international team driving digital transformation in the finance industry. Your main responsibilities: Conduct manual and automated testing activities to ensure system integrity and performance. Document, track, and log defects and test results accurately, ensuring clear communication of issues. Review and analyze project documentation to understand testing requirements and objectives. Collaborate closely with Production Support, Test Management, Solution Delivery, and Business Analysts to interpret requirements and plan test execution. Address issues and risks promptly, escalating as necessary to maintain project quality and timelines. Create, run, and analyze automated testing scripts to optimize testing processes. You’re ideal for this role if you have: At least 3 years of professional experience in testing IT systems within an international environment. Strong analytical skills and meticulous attention to detail. Practical knowledge of SQL and SOAP UI. Experience with test management tools such as JIRA and Confluence. Hands-on experience with test automation tools and scripting (Java, Selenium). Familiarity with Agile and Waterfall development methodologies. Knowledge of UNIX, XML, and API testing. Willingness to develop a long-term career in IT testing. It is a strong plus if you have: (optional) ISTQB certification. Experience with Cucumber, JUnit, Spring Boot, or TypeScript. Language Required for the role: Fluent English – oral and written. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 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

🏢 Summary: Senior QA Engineer role focused on automation testing for the Credit Assessment and Decision team, with responsibility for API and regression test automation, release support, and quality assurance throughout the delivery lifecycle. The position emphasizes an automation-first approach, collaboration with developers and analysts, and maintaining high-quality testing practices in enterprise environments. Fully remote work is available with a B2B contract. 🗂️ Requirements: 5+ years of senior-level QA experience, Automation testing experience, Robot Framework, Python, API testing, System testing, Automated test suite maintenance, CI/CD pipelines, English 📃 Skills: Robot, Python, API, CI/CD, Jenkins, qTest, Pega, BizDevOps 🏢 Description: Industry: Retail Rate: up to 120pln/h net+VAT Location: Warsaw, Tricity, Łódź (Fully remote option available) Type of contract: B2B Summary: The Senior QA Engineer role is designed to enhance the quality assurance process within the Credit Assessment and Decision team by focusing on automation testing and ensuring project quality from early stages of delivery. Responsibilities: Design, create, and maintain automated tests for API-based systems and regression testing. Support release activities by preparing, executing, and following up on quality assurance tasks. Perform selective exploratory and release-focused manual testing where automation is not the most effective. Manage and maintain test assets with proper traceability and reporting in enterprise test management tools. Investigate failed test runs to identify issues related to product defects, test defects, data problems, or environment instability. Collaborate closely with developers and business analysts to ensure quality is addressed early in the delivery process. Act as a senior QA voice within the project by promoting best testing practices and a strong automation-first approach. Contribute to knowledge sharing and participate in cross-project tester ceremonies. Requirements: 5+ years of senior-level QA experience with a focus on automation testing. Hands-on experience with Robot Framework and Python for test automation. Strong experience in API and system testing. Proficiency in maintaining automated test suites. Experience with CI/CD pipelines to support automated test execution. Good spoken and written English. Nice to have: Familiarity with qTest as a test management tool. Experience in financial services or regulated environments. Exposure to Pega-based solutions or comparable enterprise platforms. Experience in BizDevOps environments. Familiarity with Jenkins and similar CI/CD tools.

🏢 Summary: Senior Test Automation Engineer role focused on designing and maintaining scalable automated testing frameworks for UI and API, integrating them into CI/CD pipelines, and ensuring high software quality. The position combines hands-on automation development with collaboration in Scrum teams and active contribution to quality standards. On-site work in Warsaw. 🗂️ Requirements: 5+ years experience in QA or Test Automation, Strong Java programming skills, Experience with Playwright or Selenium or RestAssured or Postman or Newman, Experience with CI/CD tools, Ability to design test cases and use Jira with Xray or Zephyr, Understanding of ISTQB Foundation principles, Proficiency with Git, Fluent Polish, Fluent English, Legal right to work in EU 📃 Skills: Java, Playwright, Selenium, RestAssured, Postman, Newman, GitLabCI, GitHubActions, AzureDevOps, Jenkins, Jira, Xray, Zephyr, ISTQB, Git, Docker, Kubernetes, AWS, Azure, GCP, Cucumber, Python, CSharp, JavaScript, TypeScript, Scrum, CI, CD 🏢 Description: Empower quality at the forefront — lead the charge in advanced test automation! Warszawa-based opportunity with on-site work model. As a Senior Test Automation Engineer , you will be working for our client, a leader in software development dedicated to delivering high-quality solutions. You will play a pivotal role in designing and maintaining robust automated testing frameworks, ensuring the delivery of reliable, defect-free software. This is your chance to drive innovation in quality assurance and elevate your career in a dynamic, collaborative environment. Your main responsibilities: Design, implement, and maintain automated tests for UI, API, regression, and integration, boosting testing efficiency and coverage. Develop and optimize automation frameworks in accordance with best practices, ensuring scalability and reliability. Integrate automated tests into CI/CD pipelines to support continuous delivery and monitor stability. Analyze automated test results, report defects, and collaborate with development and DevOps teams for prompt resolution. Create and execute manual, functional, and exploratory tests to validate new features and changes each sprint. Participate actively in Scrum ceremonies, contributing to sprint planning, reviews, and retrospectives to promote quality from inception through delivery. Collaborate with the team to define quality standards, risk mitigation strategies, and ensure adherence to Definition of Done and Ready criteria. You're ideal for this role if you have: At least 5 years of experience as a QA or Test Automation Engineer. Hands-on experience with Java programming language. Proven experience with automation frameworks such as Playwright, Selenium, RestAssured, or Postman/Newman. Familiarity with CI/CD tools like GitLab CI, GitHub Actions, Azure DevOps, or Jenkins. Ability to design test cases and work with test management tools like Jira combined with Xray or Zephyr. Solid understanding of testing techniques aligned with ISTQB Foundation principles. Good command of Git. It is a strong plus if you have: (optional) Knowledge of additional programming languages: Python, C#, JavaScript/TypeScript. Experience in performance testing. Familiarity with Docker/Kubernetes and test environment containerization. Knowledge of cloud testing platforms (Azure, AWS, GCP). Experience with shift-left testing strategies, contract testing, or BDD (e.g., Cucumber). Language Required for the role: Fluent in Polish and English. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Test Automation Engineer role focused on designing and maintaining scalable automated testing frameworks for UI and API, integrating tests into CI/CD pipelines, and ensuring high software quality. The position combines automation development with manual testing and close collaboration within Scrum teams. On-site role in Warsaw supporting continuous delivery and defect-free releases. 🗂️ Requirements: Minimum 5 years of experience in QA or Test Automation, Hands-on experience with Java, Experience with test automation frameworks (Playwright or Selenium or RestAssured or Postman/Newman), Experience integrating automated tests with CI/CD tools (GitLab CI or GitHub Actions or Azure DevOps or Jenkins), Ability to design test cases and use test management tools (Jira with Xray or Zephyr), Understanding of testing techniques aligned with ISTQB Foundation, Proficiency with Git, Fluent Polish, Fluent English, Legal right to work in the European Union 📃 Skills: Java, Playwright, Selenium, RestAssured, Postman, Newman, GitLabCI, GitHubActions, AzureDevOps, Jenkins, Jira, Xray, Zephyr, Git, ISTQB, CICD 🏢 Description: Empower quality at the forefront — lead the charge in advanced test automation! Warszawa-based opportunity with on-site work model. As a Senior Test Automation Engineer , you will be working for our client, a leader in software development dedicated to delivering high-quality solutions. You will play a pivotal role in designing and maintaining robust automated testing frameworks, ensuring the delivery of reliable, defect-free software. This is your chance to drive innovation in quality assurance and elevate your career in a dynamic, collaborative environment. Your main responsibilities: Design, implement, and maintain automated tests for UI, API, regression, and integration, boosting testing efficiency and coverage. Develop and optimize automation frameworks in accordance with best practices, ensuring scalability and reliability. Integrate automated tests into CI/CD pipelines to support continuous delivery and monitor stability. Analyze automated test results, report defects, and collaborate with development and DevOps teams for prompt resolution. Create and execute manual, functional, and exploratory tests to validate new features and changes each sprint. Participate actively in Scrum ceremonies, contributing to sprint planning, reviews, and retrospectives to promote quality from inception through delivery. Collaborate with the team to define quality standards, risk mitigation strategies, and ensure adherence to Definition of Done and Ready criteria. You're ideal for this role if you have: At least 5 years of experience as a QA or Test Automation Engineer. Hands-on experience with Java programming language. Proven experience with automation frameworks such as Playwright, Selenium, RestAssured, or Postman/Newman. Familiarity with CI/CD tools like GitLab CI, GitHub Actions, Azure DevOps, or Jenkins. Ability to design test cases and work with test management tools like Jira combined with Xray or Zephyr. Solid understanding of testing techniques aligned with ISTQB Foundation principles. Good command of Git. It is a strong plus if you have: (optional) Knowledge of additional programming languages: Python, C#, JavaScript/TypeScript. Experience in performance testing. Familiarity with Docker/Kubernetes and test environment containerization. Knowledge of cloud testing platforms (Azure, AWS, GCP). Experience with shift-left testing strategies, contract testing, or BDD (e.g., Cucumber). Language Required for the role: Fluent in Polish and English. Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior Test Automation Engineer role focused on designing and maintaining automated testing solutions, integrating tests into CI/CD pipelines, and supporting software quality in a hybrid Scrum environment. The position involves UI, API, regression, and integration testing using modern automation frameworks and collaboration with multidisciplinary development teams. 🗂️ Requirements: 5+ years of experience as a QA Engineer or Test Automation Engineer, Practical knowledge of Java, Experience with Playwright, Experience with Selenium, Experience with RestAssured, Experience with Postman/Newman, Familiarity with GitLab CI, Familiarity with GitHub Actions, Familiarity with Azure DevOps, Familiarity with Jenkins, Ability to create test cases, Experience with Jira, Knowledge of Xray or Zephyr, Good knowledge of Git, Knowledge of ISTQB fundamentals, Experience working in Scrum teams, Good command of Polish, Legal right to work in the European Union 📃 Skills: Java, Playwright, Selenium, RestAssured, Postman, Newman, GitLab, GitHub, Azure, Jenkins, Jira, Xray, Zephyr, Git, ISTQB, Scrum, Python, C#, JavaScript, TypeScript, Docker, Kubernetes, Azure, AWS, GCP, Cucumber 🏢 Description: Unleash Innovation in Quality Assurance – Shape the Future of Testing Excellence! Warszawa-based opportunity with a fully onsite workmode. As a Senior Test Automation Engineer , you will be working for our client, a leading player in the software development industry committed to delivering high-quality solutions. Your expertise will drive the automation of tests, ensuring robust, reliable, and efficient software releases that empower organizations to innovate with confidence. Your main responsibilities: Design, implement, and maintain automated tests (UI, API, regression, integration) to enhance testing efficiency. Develop and optimize automation frameworks aligned with industry best practices. Integrate automated tests into CI/CD pipelines and monitor their stability. Analyze test results, report defects, and collaborate with development teams to resolve issues. Support manual testing activities, including functional and exploratory tests, based on user requirements. Participate actively in Scrum ceremonies and contribute to quality and test planning within sprints. Co-create and refine Definition of Done and Definition of Ready for QA. Identify potential quality risks and propose preventive measures to mitigate them. You’re ideal for this role if you have: Minimum of 5 years of professional experience as a QA Engineer or Test Automation Engineer. Practical knowledge of Java programming language. Experience with automation frameworks such as Playwright, Selenium, RestAssured, Postman/Newman. Familiarity with CI/CD tools: GitLab CI, GitHub Actions, Azure DevOps, Jenkins. Ability to create test cases and work with test management tools (e.g., Jira + Xray/Zephyr). Good knowledge of Git and testing techniques, including ISTQB fundamentals. Strong communication skills and the ability to work effectively within a multidisciplinary Scrum team. Analytical mindset with problem-solving capabilities, attention to detail, and a commitment to high-quality deliverables. It is a strong plus if you have: Knowledge of programming languages such as Python, C#, JavaScript/TypeScript. Experience with performance testing, containerization (Docker/Kubernetes), and cloud testing (Azure/AWS/GCP). Familiarity with shift-left testing, contract testing, or BDD (Cucumber). Language Required for the role: Polish (good command required) Eligibility for the role: Only candidates with an existing legal right to work in the European Union will be considered for this role. #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.

🏢 Summary: Senior QA Engineer role in the insurance/financial services industry, focused on ensuring high-quality deliverables through manual and automated testing, including projects involving generative AI. The position emphasizes building and scaling test automation practices in a 100% remote, long-term B2B engagement. The role involves close collaboration with developers and active contribution to automation strategy and quality processes. 🗂️ Requirements: Fluency in English, Fluency in Polish, 5+ years of experience in test automation, 3+ years of experience with Python, Experience in manual testing, Experience in automated testing, Knowledge of AWS or Azure, ISTQB certification, Willingness to work with AI-related solutions 📃 Skills: Python, AWS, Azure, ISTQB, Locust, Xray, Zephyr, Jira, AzureDevOps, SITACH, UAT, QAT, Pentesting 🏢 Description: GENERAL INFORMATION: Industry: Insurance / Financial Services Location: 100% remote Rate: up to 135 PLN/hour net + VAT Contract type: B2B – long-term cooperation Summary: The role of the Senior QA Engineer focuses on ensuring high-quality deliverables through both manual and automated testing, particularly in advanced technology projects, including generative AI initiatives. The primary goal is to enhance the testing processes and foster a culture of test automation within the team. Responsibilities: Designing, creating, and executing manual and automated test cases according to agreed standards. Testing new functionalities and performing regression testing . Reporting defects identified during testing and collaborating with developers for resolution and closure. Participating in test planning activities , including estimation and task prioritization. Designing, building, testing, and deploying test automation solutions , including test concepts and automation strategies. Collaborating with developers on automation scripts from the early stages of the development process. Coordinating execution of automated tests within assigned areas or projects. Participating in the development and expansion of test automation practices within the organization. Consulting and coaching the testing team in the area of test automation. Performing testing activities related to SITACH, UAT, QAT, and security testing (pentests) . Must Haves: Fluency in English and Polish . 5+ years of experience in test automation. 3+ years of experience with Python . Experience with manual and automated testing . Knowledge of cloud solutions (AWS or Azure) . ISTQB certification . Willingness to learn and work with new AI-related solutions . Nice to Haves: Openness to changing technology stacks. Experience in performance testing (preferably using Locust). Experience with Xray, Zephyr , or other test management tools. Knowledge of Jira or Azure DevOps . Other Details: Team Structure: The QA team consists of 1 QA Manager and 3 testers. Onboarding Process: Described as very supportive and smooth. Organizational Focus: Moving strongly toward test automation, with support for skill development.

🏢 Summary: Senior QA Tester role focused on testing complex web and mobile applications within Agile teams. The position involves designing and executing tests, managing defects, supporting QA activities across delivery teams, and collaborating with Scrum and Automation teams in a hybrid work model based in Gdynia. 🗂️ Requirements: ISTQB Certification, 8+ years of Quality Assurance experience, Experience testing complex software systems, Web testing experience, Mobile testing experience, API testing experience, Experience with Postman, Experience with Swagger, Experience with BrowserStack, Experience with qTest, Knowledge of Jira, Knowledge of Confluence, Experience defining and executing software tests, System testing experience on modern UI, Ability to work in Agile/Scrum teams, Strong communication skills, Ability to work in international environments, Willingness to work hybrid from Gdynia office 2-3 days per week 📃 Skills: ISTQB, QA, Agile, Scrum, BrowserStack, Postman, Swagger, qTest, Jira, Confluence, Web, Mobile, API, PEGA, SAFE, AI 🏢 Description: Work model: 2/3 days per week from office in Gdynia Rate: 120 pln/h net +VAT Employment type: B2B contract Seniority level: Senior Introduction & Summary We are seeking a highly skilled Senior Tester with extensive experience in Quality Assurance, particularly within Agile teams. The ideal candidate will hold an ISTQB Certification and possess over 8 years of professional experience in testing complex software systems, including web and mobile applications. A strong attention to detail, excellent problem-solving skills, and the ability to communicate effectively in an international environment are essential qualities for success in this role. Main Responsibilities As a Senior Tester, your core duties will include: Ensuring QA activities are conducted efficiently and adhere to current quality standards. Designing and analyzing new test cases and scenarios. Planning and executing tests while managing defect reports. Recommending actions based on test outcomes. Collaborating closely with Automation Testers for optimal test suite coverage. Engaging with the Scrum team to maintain delivery quality. Key Requirements ISTQB Certification Ability to support QA activities across delivery teams Attention to detail, quality, and problem-solving skills Experience working in international environments Ability to learn quickly and adapt to new tools/processes Strong communication and interpersonal skills Individual contributor with 8+ years in Quality Assurance Experience defining, executing, and reporting tests for software Proficient in web and mobile testing Experience with cloud-based mobile testing platforms (e.g., BrowserStack) System testing experience on modern UI (Web/Mobile) API Testing expertise using Postman and Swagger Experience with test management tools (e.g., qTest) Practical knowledge of Jira/Confluence Willingness to work in a hybrid model (2-3 days in office/week) Nice to Have Automation Testing Experience Working knowledge of the PEGA platform Familiarity with AI testing tools Experience with SAFE methodology

🏢 Summary: Senior QA Automation Engineer role focused on backend and frontend test automation, integration and performance testing, and improving QA frameworks and processes. The position involves close collaboration with development teams, mentoring others, and driving testing standards in a hybrid work model. 🗂️ Requirements: 5+ years of QA/Automation experience, Strong programming skills in Java and/or JavaScript, Experience with Jira and Xray, Experience with Git, Experience with Postman for API testing, Understanding of CI/CD pipelines and tools, Knowledge of SDLC, Understanding of API structures and responses, Experience in performance testing, Experience building and maintaining testing frameworks, Experience with code reviews, Knowledge of SOLID, KISS, and OOP principles, Strong communication skills, Analytical thinking, Ability to work in a dynamic environment 📃 Skills: Java, JavaScript, Jira, Xray, Git, Postman, CI/CD, SDLC, Selenium, Selenide, Cypress, TestNG, JUnit, Cucumber, JMeter, REST, Assured, Gatling, Appium, XCUI, SOLID, KISS, OOP 🏢 Description: About the Role We are looking for a Senior QA Automation Engineer with a strong technical background in both frontend and backend testing (approx. 30% Frontend / 70% Backend). This role is ideal for a technically mature professional who can independently deliver high-quality solutions while also mentoring others and driving best practices across teams. Key Responsibilities Plan and execute integration, system, and usability testing Participate in End-to-End (E2E) and User Acceptance Testing (UAT) Collaborate with developers to understand critical paths and ensure product stability Strengthen cooperation and communication across Dev Teams Contribute to improving QA processes, frameworks, and testing standards Requirements 5+ years of experience in QA/Automation Strong programming skills in Java and/or JavaScript Practical experience with: Jira (preferably with Xray) Git Postman for API testing Deep understanding of: CI/CD pipelines and tools Software Development Life Cycle (SDLC) API structures and responses Experience in: Performance testing Building and maintaining testing frameworks Code reviews Tool integration and adoption of new technologies (PoC, showcases) Solid knowledge of: Design patterns and programming principles (SOLID, KISS, OOP) Automation & Testing Stack Web Testing Selenium / Selenide (primary tools) Cypress (depending on the team) TestNG / JUnit Cucumber JMeter (nice to have) API Testing REST Assured TestNG / JUnit Gatling (nice to have) Mobile Testing Appium XCUI Test (if applicable) Performance Testing Gatling (preferred) JMeter (nice to have) Soft Skills Strong communication skills Excellent analytical thinking Mentorship and knowledge-sharing mindset Proactive attitude and ownership Strong planning and prioritization skills Ability to work in a dynamic environment (context switching) Passion for driving technical innovation Work Model Hybrid model: 1 day every two weeks (Thursday) in the Warsaw office Additional on-site presence (2–3 days) every 2–3 months for planning sessions

🏢 Summary: Senior Backend QA Engineer role focused on ensuring quality, reliability, and security of .NET-based backend services, APIs, and SQL databases in a hybrid Kraków setup. The position involves designing and executing backend test strategies, validating data integrity, and integrating automated tests into CI/CD pipelines. This role targets mission-critical systems within an international environment. 🗂️ Requirements: Minimum 5 years experience as Software Tester or QA Engineer, Hands-on experience testing .NET backend services, At least 2 years experience in API testing, Strong SQL skills including complex queries and stored procedures, Experience with CI/CD pipelines, Experience with Jenkins or Azure DevOps, Ability to design and execute backend test cases, Experience with defect tracking and debugging backend issues, Fluency in English 📃 Skills: .NET, SQL, REST, Postman, Swagger, Jenkins, Azure, JMeter, k6, CI/CD, TDD 🏢 Description: Ignite quality assurance excellence — elevate backend systems to new standards! Kraków-based opportunity with hybrid work model (up to 3 remote days per week). As a Senior Backend QA Engineer , you will be working for our client, a global leader in delivering innovative backend solutions. You will play a pivotal role in ensuring the robustness, reliability, and security of backend services and APIs built on .NET and SQL, contributing directly to the seamless operation and trustworthiness of their digital platforms. This is an exciting opportunity to impact mission-critical systems and advance your career within a dynamic, international environment. Your main responsibilities: Design, develop, and execute comprehensive test cases for backend services, APIs, and databases. Perform integration, regression, and system testing on .NET backend applications. Validate data integrity and business logic within SQL databases, including stored procedures and complex queries. Test and validate RESTful APIs using tools such as Postman or Swagger. Analyze system requirements and craft effective test strategies to ensure full coverage. Identify, document, and track defects, collaborating closely with developers to facilitate rapid resolution. Contribute to the continuous improvement of QA processes and best practices. Support CI/CD pipelines by integrating automated tests and assisting ongoing deployment activities. You're ideal for this role if you have: At least 5 years of experience as a Software Tester or QA Engineer, preferably focused on backend or API testing. Strong hands-on experience testing .NET backend code and services. 2+ years of practical API testing and validation experience. Proficiency in SQL, including the ability to craft and execute complex queries and test stored procedures. Solid understanding of CI/CD pipelines and experience with tools like Jenkins or Azure DevOps. Knowledge of software engineering best practices, including SOLID principles, TDD, and data validation. Experience analyzing logs and debugging backend issues. It is a strong plus if you have: (optional) Experience with performance and load testing tools such as JMeter or k6. Knowledge of microservices architecture and cloud platforms like Azure. Understanding of security testing for backend services. Language Required for the role: Fluency in English (good command). We offer you: ITDS Business Consultants is involved in various, innovative, and professional IT projects for international companies in the financial industry in Europe. We offer an environment for professional, ambitious, and driven people. The offer includes: Stable and long-term cooperation with very good conditions Enhance your skills and develop your expertise in the financial industry Work on the most strategic projects available in the market Define your career roadmap and develop yourself in the best and fastest possible way by delivering strategic projects for different clients of ITDS over several years Participation in Social Events, training, and work in an international environment Access to an attractive Medical Package Access to Multisport Program #MAKEYourCareerBETTER Interested? Apply now and include your CV (preferably in English) along with a statement confirming your consent to the processing and storage of your personal data.