Senior Test Engineer: Python, Flutter & Hardware

Careers; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Careers is seeking a Software Test Engineer to design and automate testing for our products, collaborating with developers to ship reliable software. You'll build test frameworks in Python, test Flutter and JavaScript apps, own CI/CD test pipelines, and support hardware-related projects.

The role emphasizes hands-on test development, debugging, and mentoring juniors while improving coverage and throughput across the testing stack.

Qualifications

• Degree in Computer Science, Computer Engineering, or related field (or equivalent experience).
• 5+ years of experience in software testing and test automation.
• Strong Python skills, including test frameworks such as pytest.
• Experience with Dart/Flutter, including Flutter's testing tools (unit, widget, and integration tests).
• Experience with JavaScript and related test tools (e.g., Jest, Playwright, Cypress, or Selenium).
• Hands-on experience with CI/CD tools such as Jenkins or GitLab CI.
• Experience working on hardware-related or embedded projects.
• Good knowledge of Git and Linux.
• Strong problem-solving and communication skills.

Responsibilities

• Design, develop, and maintain automated test frameworks and test suites, mainly in Python.
• Write and maintain automated tests for Flutter (Dart) mobile/desktop apps and JavaScript web applications.
• Create test plans and test cases from product requirements.
• Run functional, integration, UI, and regression testing, and investigate failures to find root causes.
• Build and improve CI/CD pipelines to run tests automatically on every change.
• Support testing of software that interacts with hardware devices.
• Report and track defects, and work with developers to verify fixes.
• Improve test coverage, reliability, and speed over time.
• Share testing best practices and help mentor junior team members.

Skills

Python

Dart/Flutter testing

JavaScript testing

CI/CD

Git

Linux

Problem-solving

Communication

Education

Bachelor's degree in Computer Science/Computer Engineering or related field

Tools

pytest

Jest

Playwright

Cypress

Selenium

Jenkins

GitLab CI

Job description

Careers is seeking a Software Test Engineer to design and automate testing for our products, collaborating with developers to ship reliable software. You'll build test frameworks in Python, test Flutter and JavaScript apps, own CI/CD test pipelines, and support hardware-related projects.

The role emphasizes hands-on test development, debugging, and mentoring juniors while improving coverage and throughput across the testing stack.