Test Engineer (.NET / JavaScript)

🏢 Summary: Long-term B2B Test Engineer contract supporting modernization of legacy applications into a cloud-native architecture. The role owns automated testing across the portfolio, builds E2E and backend integration tests, and embeds quality controls into CI/CD pipelines. 🗂️ Requirements: 5+ years of commercial test automation experience, C# and .NET programming, JavaScript or TypeScript test automation, Playwright or Selenium, xUnit or NUnit, Vitest or Jest, Azure DevOps CI/CD integration, SQL experience with MSSQL or Azure SQL, REST API testing, Git proficiency, English at B2+ level 📃 Skills: C#, .NET, JavaScript, TypeScript, Playwright, Selenium, xUnit, NUnit, Vitest, Jest, Azure, DevOps, SQL, MSSQL, REST, Git 🏢 Description: Introduction & Summary A highly motivated Test Engineer with expertise in .NET and JavaScript is sought for a pivotal role in a modernization program. The successful candidate will have a strong background in test automation, particularly in developing frameworks and integrating testing into CI/CD processes. The role offers a unique opportunity to contribute to the migration of legacy applications to a cloud-native architecture while ensuring quality through effective testing practices. Engagement Details Hybrid work: minimum 5 days per month, with 2–3 days per week preferred. Contract: long-term B2B. Rate: 140–155 PLN/h + VAT. Working hours: 09:00–17:00 CET. Main Responsibilities • Own and evolve automated testing processes across the portfolio. • Design and implement test strategies across various testing layers. • Build and maintain E2E automation and backend integration tests. • Integrate automated tests into CI/CD processes. • Champion best practices in testing and quality assurance. • Validate data flows and manage test data. • Drive root-cause analysis and manage flaky tests. • Collaborate with developers on acceptance criteria and code review. • Support UAT coordination and document test results. Key Requirements • 5+ years of commercial experience in test automation. • Strong coding skills in C# / .NET. • Expertise in JavaScript / TypeScript for test automation. • Proficiency with Playwright or Selenium. • Experience with xUnit / NUnit and Vitest / Jest. • Familiarity with Azure DevOps CI/CD integration. • Practical SQL experience with MSSQL / Azure SQL. • Proficiency in REST API testing. • Self-driven approach and ability to set standards for automation. • Good Git practices and English communication skills at B2+ level. Nice to Have • Knowledge of Azure services, including App Service and Azure SQL. • Experience with Azure Data Factory and ETL validation. • Familiarity with Power BI report testing. • Understanding of contract testing and OpenAPI validation. • Experience with performance testing tools such as k6 / JMeter. • Awareness of Infrastructure as Code principles. • Knowledge of observability and monitoring solutions. • ISTQB Advanced or relevant certifications.

🏢 Summary: Hybrid B2B opportunity for an experienced Data Test Automation Engineer to build and execute automated testing for ETL and Azure-based data platforms. The role focuses on data validation, pipeline testing, SQL/Python automation, test frameworks, CI/CD support, and documentation. 🗂️ Requirements: EU citizenship and residence in Poland, Proven Data Test Automation Engineer, Data QA Engineer, or similar experience, ETL testing and data validation experience, Azure Databricks and Azure Data Factory testing experience, SQL and Python expertise for data validation and automation, Functional and non-functional testing experience, Automated testing framework design and maintenance experience, CI/CD automated testing support experience, Git knowledge, Xray test management experience, Synthetic test data creation and data masking knowledge, Very good English 📃 Skills: ETL, Azure, Databricks, ADF, SQL, Python, Git, Xray, CI/CD, Masking 🏢 Description: Project Information - Type of project: IT Services - Work model: Hybrid, with a maximum of 2 days per week in the office - Budget: 95–118 PLN net/hour (B2B) - Eligibility: Only candidates with citizenship in the European Union and residence in Poland - Start date: ASAP Project Scope - Design, develop, and execute automated test solutions for ETL and data integration processes. - Validate data ingestion, transformation, and loading processes across multiple data sources. - Develop and maintain test automation frameworks for data platforms. - Create and execute test cases for Azure Databricks and Azure Data Factory pipelines. - Write complex SQL queries for data analysis, validation, and defect investigation. - Use Python to automate data testing, validation, comparison, and reporting activities. - Perform source-to-target data validation and ensure data integrity across systems. - Support CI/CD and automation initiatives for data platform testing. - Conduct functional and non-functional testing of Azure-based data solutions. - Create and maintain clear, accurate, and comprehensive test documentation, test strategies, and execution reports. Competence Demands - Proven experience as a Data Test Automation Engineer, Data QA Engineer, or in a similar role. - Strong hands-on experience in ETL testing and data validation. - Hands-on expertise in functional and non-functional testing with Azure Databricks, Azure Data Factory (ADF), SQL, and Python, focused on data validation, reconciliation, transformation testing, and automation. - Good understanding of version control, such as Git. - Experience designing and maintaining automated testing frameworks. - Experience supporting automated testing within CI/CD environments. - Ability to produce clear, accurate, and comprehensive test documentation. - Experience with Xray test management, ideally in a parameterised and scalable way. - Knowledge of synthetic test data creation and data masking techniques. - Very good English skills. Nice to Have - Power BI report testing experience. - Knowledge of CI/CD pipelines and Azure DevOps. - Corporate banking or investment banking domain experience, including products, reference data, and market data. - PySpark. We Offer - Hybrid working model. - Dynamic, innovation-driven engineering environment. - Private medical care with dental care covering 70% of costs. - Multisport card, also for an accompanying person. - Life insurance.

🏢 Summary: Hybrid Senior Performance Test Engineer role focused on building automated performance testing frameworks and strategies for scalable, resilient digital products. The position uses JavaScript and k6 to test APIs, web applications, and distributed systems, embed testing in CI/CD, and drive performance improvements across engineering teams. 🗂️ Requirements: JavaScript (ES6+) proficiency, Automated test framework development experience, k6 performance testing experience, Load, stress, scalability testing and performance tuning knowledge, REST API and GraphQL API testing experience, CI/CD test integration experience, Git collaborative workflow experience, Docker and Kubernetes experience, Experience with AWS, Azure, or GCP, Observability and monitoring tool experience 📃 Skills: JavaScript, k6, REST, GraphQL, GitHubActions, GitLabCI, AzureDevOps, Jenkins, Git, Docker, Kubernetes, AWS, Azure, GCP, Grafana, Prometheus, ApplicationInsights 🏢 Description: Location: Warsaw, Poland (Hybrid – 2–3 days per week from office) About the Role We are looking for a Senior Performance Test Engineer to join our engineering team and help us build highly scalable, reliable, and resilient digital solutions. In this role, you will design and implement advanced performance testing strategies, develop automation frameworks, and work closely with engineering teams to identify bottlenecks and improve system performance. You will play a key role in embedding performance engineering practices into the software development lifecycle, enabling teams to deliver high-quality products that perform reliably at scale. This is an excellent opportunity for an experienced engineer who enjoys solving complex technical challenges, working with modern cloud technologies, and influencing engineering practices across distributed teams. Key Responsibilities Design, develop, and maintain performance testing frameworks and automation solutions using JavaScript (ES6+) . Create and execute performance, load, stress, and scalability testing strategies for modern applications. Develop and maintain performance test scenarios using k6 . Test and analyze the performance of: REST APIs GraphQL APIs Web applications and distributed systems Identify performance bottlenecks and provide actionable recommendations for optimization. Collaborate with developers, architects, DevOps, and product teams to improve system scalability and reliability. Integrate performance testing into CI/CD pipelines and engineering workflows. Support performance monitoring and analysis using observability platforms. Contribute to performance engineering standards, best practices, and continuous improvement initiatives. Work effectively with global, distributed engineering teams and communicate technical findings to both technical and non-technical stakeholders. Required Skills & Experience Strong proficiency in JavaScript (ES6+) . Proven experience building automated test frameworks and reusable testing solutions. Hands-on experience with k6 performance testing . Strong understanding of performance engineering methodologies, including: Load testing Stress testing Scalability testing Performance analysis and tuning Experience testing modern web applications and APIs, including: REST APIs GraphQL APIs Experience integrating automated tests into CI/CD pipelines , using tools such as: GitHub Actions GitLab CI Azure DevOps Jenkins Strong experience with Git and collaborative software development workflows. Solid understanding of software engineering principles and modern development practices. Excellent analytical and problem-solving skills. Cloud & Infrastructure Experience Experience working with modern cloud and infrastructure technologies: Docker and containerized environments. Kubernetes and cloud-native architectures. At least one major cloud platform: AWS Microsoft Azure Google Cloud Platform (GCP) Experience with observability and monitoring tools, such as: Grafana Prometheus Application Insights Similar monitoring and analytics platforms Soft Skills & Mindset Strong communication and stakeholder management skills. Ability to influence technical decisions and drive improvements without direct authority. Passion for quality engineering, automation, and developer enablement. Continuous learning mindset and curiosity about emerging technologies. Ability to collaborate effectively across international and distributed teams. Comfortable working independently while contributing to a highly collaborative engineering culture.

🏢 Summary: Senior Test Automation Engineer role in a regulated medical and life sciences project, focused on building and maintaining Java-based automated UI and API tests. The position supports CI/CD quality processes in an Agile/Scrum team and uses a hybrid work model with regular collaboration from the Wrocław office. 🗂️ Requirements: 5+ years of Java test automation experience, UI test automation experience, preferably TestFX, Gradle and/or Maven experience, API testing methodology knowledge, Advanced Polish, Advanced English 📃 Skills: Java, TestFX, Gradle, Maven, API, UI 🏢 Description: Introduction to offer* We are looking for an experienced Senior Test Automation Engineer to join a project delivered in cooperation with a global organization operating in the medical and life sciences domain. In this role, you will be responsible for developing and maintaining automated tests, ensuring software quality, and supporting CI/CD processes within an Agile/Scrum environment. You will work with modern Java-based testing tools and contribute to solutions developed in a highly regulated environment, where quality and reliability are key. The role offers a hybrid work model with regular collaboration from our Wrocław office. If you are passionate about test automation and software quality, apply now and join us in delivering impactful solutions! Your tasks Developing and maintaining automated tests to ensure software quality Designing and implementing test strategies for UI and API testing Collaborating with the development team to integrate automated tests into the CI/CD pipeline Analyzing test results and identifying areas for improvement Creating and maintaining technical documentation related to testing processes Mentoring junior team members in best practices for test automation Staying up-to-date with the latest trends in test automation and software quality assurance Requirements Minimum 5 years of experience in test automation with Java Proven experience with UI automation testing tools or frameworks, preferably TestFX Hands-on experience with build tools such as Gradle and/or Maven Solid understanding of API testing methodologies Advanced level of Polish and English Nice-to-have requirements Experience with AI-supported testing tools Familiarity with CI/CD tools like Azure DevOps, Jenkins, or GitHub Actions Knowledge of task and test management tools such as JIRA, Xray, TestRail, or Zephyr Experience in regulated environments, particularly in the medical industry Familiarity with IEC 62304 standards for medical software lifecycle

🏢 Summary: Long-term hybrid B2B opportunity for an Automation Tester to ensure the quality, reliability, and performance of modern Angular and TypeScript web applications. The role combines manual and automated testing, test automation with Playwright or Cypress, CI/CD integration, defect tracking, and collaboration in an Agile international team. 🗂️ Requirements: EU citizenship, Residence in Poland, 4+ years of software-testing experience, including automation, Hands-on Playwright or Cypress experience, Modern web application testing experience, Angular experience, TypeScript experience, Test automation frameworks and best practices, CI/CD test integration, Azure DevOps or Jira experience, Functional, regression, integration, and system testing knowledge, Agile Scrum experience, Strong analytical and problem-solving skills, Excellent communication and teamwork skills, Very good English 📃 Skills: Playwright, Cypress, Angular, TypeScript, CI/CD, AzureDevOps, Jira, Scrum 🏢 Description: At Cyclad, we work with top international IT companies to help them deliver cutting-edge technologies that shape the future. We are currently looking for an experienced Automation Tester to join an international team responsible for ensuring the quality, reliability, and performance of modern web applications. You will be responsible for designing and executing both manual and automated tests while collaborating closely with cross-functional teams in an Agile environment to deliver high-quality software solutions. Project information: Type of project: IT Services Office location: Wrocław, Poland Work mode: Hybrid (2 days from the office, 3 days remotely) Budget: 80–110 PLN net/h – B2B Project length: Long-term Only candidates with citizenship in the European Union and residence in Poland Start date: ASAP (depending on candidate's availability) Project scope: Design, develop, and execute detailed test cases and test scenarios based on business and technical requirements Perform functional, regression, integration, and system testing to ensure application quality Develop, maintain, and optimize automated test suites using Playwright and Cypress Integrate automated tests into existing CI/CD pipelines to support continuous testing Identify, document, prioritize, and track software defects using Jira or Azure DevOps Support performance, load, and security testing using tools such as JMeter or LoadRunner Collaborate closely with Developers, Product Owners, Business Analysts, and Test Managers to ensure comprehensive test coverage Participate in Agile ceremonies and contribute to continuous quality improvement initiatives Prepare and maintain test reports, quality metrics, and testing dashboards for project stakeholders Support release activities, including release validation, release notes preparation, and post-release feedback collection Contribute to maintaining high software quality standards throughout the development lifecycle Support testing activities for modern web applications built with Angular and TypeScript Competence demands: 4+ years of professional experience in software testing, including test automation Strong hands-on experience with Playwright and/or Cypress Experience testing modern web applications developed with Angular and TypeScript Good knowledge of test automation frameworks and best practices Experience integrating automated tests into CI/CD pipelines Experience working with Microsoft Azure DevOps and/or Jira Knowledge of functional, regression, integration, and system testing methodologies Experience working in Agile (Scrum) environments Strong analytical and problem-solving skills Excellent communication and teamwork abilities Very good English skills Nice to have: Experience with AI testing Experience with JMeter or LoadRunner Knowledge of performance and security testing Experience working in international enterprise environments We offer: Hybrid working model Full-time job agreement based on B2B Private medical care with dental care (covering 70% of costs) Multisport card (also for an accompanying person) Life insurance Recruitment process: Introductory call Technical interview Final decision