Senior Test Engineer is responsible for testing and validating EV charging systems, ensuring software, hardware, and communication interfaces perform reliably across component, integration, and end-to-end charging scenarios. Collaborates with cross-functional teams to identify defects, verify fixes, support release readiness, improve test processes to maintain high product quality and reliability.
LOCATION: Test laboratory in Zabierzów, near Kraków.
Remote work is possible only to a very limited extent (1–2 days per month).
Key responsibilities
- Design and execute test plans, test cases, and validation activities based on product requirements and release objectives.
- Perform functional, integration, system, and regression testing of EV charging systems, including software updates, communication protocols, and end-to-end charging scenarios.
- Identify, document, and track defects, working closely with engineering teams to verify fixes and ensure product quality.
- Support software releases by providing test results, assessing quality risks, and assisting with the investigation and reproduction of customer-reported issues.
- Contribute to continuous improvement of testing processes and mentor junior team members on quality best practices.
Required qualifications
- At least 4–5 years of professional experience in software testing; experience in embedded systems or related technical domains is considered a strong advantage
- Strong hands-on background in manual testing, including designing and executing test cases, exploratory testing, and regression and system-level testing.
- Proven experience in identifying, analyzing, and reporting defects, including isolating root causes and providing clear, reproducible bug reports.
- Ability to work effectively with limited or incomplete documentation, e.g. deriving test scenarios from specifications, standards, existing system behavior, and discussions with engineers.
- Solid understanding of software testing methodologies, terminology, and practices used throughout the software development lifecycle (SDLC).
- Technical degree in Computer Science, Software Engineering, Electronics, or a related field.
- Experience working with defect tracking and test management tools such as Jira or Azure DevOps.
- Good command of English, both written and spoken.
Additional qualifications (nice to have)
- SEP Electrical Qualification Certificate (Operation / Exploitation) for working with electrical equipment.
- Category B driving license.
- Experience working with or testing EVs and/or DC chargers for EVs.
- Familiarity with technologies and standards used in the EV charging industry, such as OCPP, CCS, CHAdeMO, and general industry terminology.
- Basic knowledge of Python or another scripting language.
- Basic knowledge of Robot Framework.
- Experience mentoring or supporting less experienced testers.
Things to know before you apply
- Work authorization: Cognizant will only consider applicants for this position who are legally authorized to work in Canada without requiring employer sponsorship, now or at any time in the future.
- Accommodations: If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] with your request and contact information.
- AI in hiring: We use artificial intelligence (AI) tools to help us screen and assess applications more efficiently. Our team performs additional human review and ultimately decides who moves forward in our hiring process.
- Open position: Unless otherwise stated, this job posting is for an open position on our team.
- Language proficiency: We ask that all candidates have basic English proficiency for company-wide communications purposes. For roles based in Quebec, professional English proficiency is required, as you’ll deliver services to and collaborate with stakeholders outside the province who may not speak French.
- Inclusion: Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, provincial or local laws.
About Cognizant
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization’s unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
