Sr SDET Engineer

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Team Overview

The SDET (Software Development Engineer in Test) will be responsible for building robust, scalable, and efficient test automation frameworks to ensure the quality and reliability of software products. The candidate must have strong experience in STLC, hands-on expertise in Java or Python, proficiency with Playwright, solid SQL knowledge, and the ability to leverage AI‑based testing tools to accelerate quality engineering. This is a hybrid position and involves regular performance of job responsibilities virtually as well as in-person at an assigned TU office location for a minimum of two days a week.

Role Overview And Core Responsibilities

Key Responsibilities

• Design, develop, and maintain automated test frameworks and test suites for web and API applications.

• Collaborate closely with developers, product managers, and QA teams to understand requirements and define quality standards.

• Execute functional, regression, integration, and performance tests as part of continuous testing pipelines.

• Implement best practices across the STLC, ensuring testing is comprehensive, efficient, and well‑documented.

• Analyse test failures, troubleshoot issues, and work with engineering teams to ensure quick resolution.

• Use Playwright (or similar frameworks) for end-to-end browser automation.

• Write clean, efficient code in Java or Python for test automation.

• Build SQL queries to validate data integrity and correctness across systems.

• Integrate AI‑based testing tools to optimise test coverage, defect prediction, and self‑healing automation.

• Contribute to CI/CD setup for automated testing using tools like Jenkins, GitHub Actions, Azure DevOps, or similar.

Required Skills

• Strong understanding of STLC, testing methodologies, and QA best practices.

• Hands‑on programming experience in Java or Python.

• Expertise in Playwright, Selenium, or other automation frameworks.

• Ability to write and optimise SQL queries.

• Experience with AI‑powered testing tools (e.g., Testim, Mabl, Functionize, Appvance IQ).

• Knowledge of API testing using tools like Postman, RestAssured, or similar.

• Familiarity with version control systems such as Git.

• Experience working in Agile/Scrum environments.

Required Knowledge And Experiences

• Develop self‑healing, adaptive test automation capabilities using AI/ML‑based frameworks.

• Drive shift‑left quality initiatives by integrating automated tests early in the development cycle.

• Build dashboards and test reports using tools like Allure, Grafana, or ELK Stack.

• Mentor junior QA engineers on automation best practices, coding standards, and new‑age testing tools.

• Participate in architectural discussions to embed quality engineering into product design.

• Contribute to performance, security, and reliability testing initiatives.

• Continuously explore new testing technologies, AI‑based solutions, and automation accelerators to improve engineering productivity.

TransUnion Overview:

At TransUnion, we encourage and are committed to creating a real, positive impact and shared sense of purpose within our Workforce for Good, which empowers our people to grow, innovate and contribute to a better future for our communities and customers. We strive to build an environment where our associates are in the driver’s seat of their professional development— while having access to help along the way. We recognize that success comes when our associates thrive both professionally and personally; that’s why we prioritize work/life flexibility and offer resources for our teams across the globe to collaborate and drive excellence.

Be a part of our Workforce for Good – you’ll work with great people, pioneering products and cutting-edge technology.

TransUnion Job Title

Sr Engineer, SDET Engineering