Software Quality Engineer

At SIMSYS, we are a Singapore-based digital transformation solution provider committed to delivering user-centric, innovative IT solutions that create real impact for our clients. With a strong track record across technically complex projects for both government and private-sector organisations, we are looking for a Quality Assurance Engineer to help ensure every release meets the highest standards of quality, usability, accessibility, and performance. As a Quality Assurance Engineer, you will play a key role in validating the quality of our web applications, helping us deliver reliable, accessible, and high-performing solutions for our clients. Responsibilities Design, implement, and maintain scalable test plans, test cases, and test scripts (manual and automated) to ensure product quality across complex workflows. Collaborate with product managers, developers, and UX/UI designers to understand requirements and define clear, verifiable acceptance criteria. Architect, build, and maintain automated test suites for web, API, and mobile applications. Ensure software meets accessibility, usability, and compliance standards (e.g., WCAG, government regulations). Ensure high-quality releases by integrating automated testing into CI/CD pipelines. Perform functional, regression, integration, performance, and security testing across environments. Provide clear, actionable feedback to developers, log defects with thorough documentation, and participate in code reviews from a QA perspective. Contribute to the definition, mentoring, and continuous improvement of QA processes, tools, and best practices. Skill Requirements Must Have: Degree or Diploma in Computer Science, Software Engineering, Information Technology, or related discipline. 3+ years of proven experience as a QA Engineer, Test Engineer, or Software Tester (Mid to Senior level). Strong knowledge of QA methodologies , tools, and bug lifecycle processes. Solid experience building and maintaining test automation frameworks using Robot Framework , with hands-on expertise in underlying web drivers and libraries ( Browser Library , Selenium , Playwright , or Cypress ). Hands-on experience with cross-browser execution and cloud platforms such as TestMu AI (formerly LambdaTest) . Knowledge of and practical experience using accessibility testing tools (e.g., Axe-core, TestMu/LambdaTest ) to check compliance against WCAG standards. Hands-on experience testing APIs (Postman, Newman, REST Assured, or similar). Familiarity with CI/CD pipelines (GitLab CI, Jenkins, or equivalent). Proficiency with version control systems ( Git, GitHub/GitLab /Bitbucket) and issue-tracking platforms (e.g., Jira , Azure DevOps). Strong analytical skills with the ability to troubleshoot complex systems and workflows. Excellent communication skills, with a detail-oriented and proactive mindset. Nice-to-Have: Experience with mobile testing tools (e.g., Appium ). Knowledge of performance/load testing tools (e.g., JMeter , Grafana, k6) and experience interpreting throughput , response times, and error rates. Basic knowledge in security testing Working knowledge of SQL for database and backend data verification.