Software Test Engineer - API Automation & UI Testing

Software Test Engineer (API Test Automation, Playwright, Java, Javascript, Co-pilot)

Job Description

NIQ is looking for a Senior Data Engineer to join our Financial Services Engineering team.

At NIQ, the Financial Services team uses alternative datasets to help global public equity investors (hedge funds, mutual funds, pension funds) make better investment decisions. We work with some of the largest hedge funds in the world. As a Senior Data Engineer, you will be at the cutting edge of the alternative data space where you will help maintain and improve our data infrastructure, which enables us to develop market research products and delivery data to our customers. In this role, you would also get the opportunity to work with world-class big data and cloud services, such as: AWS, Snowflake, Databricks, DBT, Airflow, and Looker. Apply now to start taking your career to the next level.

Responsibilities

• Collaborate with Software Engineers to understand requirements and translate them into effective test strategies
• Create and maintain automated test suites for Spring Boot microservices and REST APIs
• Validate React UI components, user flows, and integrations with backend services
• Test relational and NoSQL data workflows (Postgres, Mongo) to ensure data correctness
• Develop and maintain API functional tests using tools like Postman, Karate, or REST Assured
• Develop UI automation using Cypress, Playwright, Selenium, or similar tools
• Participate in code reviews from a testing/quality perspective
• Perform manual exploratory testing where needed to uncover edge cases
• Support CI/CD pipelines by integrating quality gates and automated tests
• Troubleshoot and debug issues across the stack and assist in root-cause analysis
• Identify gaps in testing and proactively improve automation and QA processes
• Ensure performance, scalability, and security testing practices for services and UI

Qualifications

• Bachelor’s degree in Computer Science, Software Engineering, or related field
• 3–6 years of testing experience in modern web-application environments
• Hands-on experience testing Spring Boot microservices and REST APIs
• Experience validating React front-end applications
• Strong fundamentals in test automation best practices
• Proficiency in at least one test automation language (Java, JavaScript, or Python)
• Experience with API automation frameworks (REST Assured, Postman/Newman, Karate, etc.)
• Experience with UI automation (Cypress, Playwright, Selenium, etc.)
• Strong SQL skills and experience validating data flows
• Familiarity with cloud environments (AWS/Azure/GCP)
• Experience with CI/CD pipelines (GitHub Actions, Jenkins, GitLab CI, etc.)
• Excellent analytical, communication, and problem-solving skills

Nice-to-have

• Experience testing Snowflake or cloud data platforms
• Knowledge of performance testing tools (JMeter, Locust, Gatling)
• Experience with containerized environments (Docker, Kubernetes)

Additional Information

Our Benefits

• Flexible working environment
• Volunteer time off
• LinkedIn Learning
• Employee-Assistance-Program (EAP)

NIQ may utilize artificial intelligence (AI) tools at various stages of the recruitment process, including résumé screening, candidate assessments, interview scheduling, job matching, communication support, and certain administrative tasks that help streamline workflows. These tools are intended to improve efficiency and support fair and consistent evaluation based on job-related criteria. All use of AI is governed by NIQ’s principles of fairness, transparency, human oversight, and inclusion. Final hiring decisions are made exclusively by humans. NIQ regularly reviews its AI tools to help mitigate bias and ensure compliance with applicable laws and regulations. If you have questions, require accommodations, or wish to request human review were permitted by law, please contact your local HR representative. For more information, please visit NIQ’s AI Safety Policies and Guiding Principles: https://www.nielseniq.com/global/en/ai-safety-policies.

About NIQ

NIQ is the world’s leading consumer intelligence company, delivering the most complete understanding of consumer buying behavior and revealing new pathways to growth. In 2023, NIQ combined with GfK, bringing together the two industry leaders with unparalleled global reach. With a holistic retail read and the most comprehensive consumer insights—delivered with advanced analytics through state-of-the-art platforms—NIQ delivers the Full View™. NIQ is an Advent International portfolio company with operations in 100+ markets, covering more than 90% of the world’s population.

For more information, visit NIQ.com

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Our commitment to Diversity, Equity, and Inclusion

At NIQ, we are steadfast in our commitment to fostering an inclusive workplace that mirrors the rich diversity of the communities and markets we serve. We believe that embracing a wide range of perspectives drives innovation and excellence.  All employment decisions at NIQ are made without regard to race, color, religion, sex (including pregnancy, sexual orientation, or gender identity), national origin, age, disability, genetic information, marital status, veteran status, or any other characteristic protected by applicable laws. We invite individuals who share our dedication to inclusivity and equity to join us in making a meaningful impact. To learn more about our ongoing efforts in diversity and inclusion, please visit the https://nielseniq.com/global/en/news-center/diversity-inclusion

Experience Level

Senior Level