Senior Software Development Engineer in Test (SDET)

Starhub Ltd; Singapore; On-site; SGD 70,000 - 100,000; Full time

Job summary

Starhub Ltd. seeks a Senior Software Development Engineer in Test (SDET) to drive automation for software tests amid significant design changes. The role focuses on improving test coverage, speed and confidence in automated testing.

You will own performance test scripts, schedule and execute tests, and work with QA and engineering teams to enhance test efficacy and application performance.

Qualifications

• Experience in performance testing or test automation in software systems.
• Ability to design, implement and run performance tests with clear environment setup and metrics.
• Strong collaboration with QA and engineering teams to improve test effectiveness.

Responsibilities

• Take over ownership of existing performance test scripts from vendors.
• Schedule, design and drive performance tests.
• Improve efficiency and reliability of performance test runs.
• Improve performance of applications from a user experience perspective.
• Design and implement dashboards and reports for performance metrics.
• Collaborate with multiple teams to align on goals and KPIs for performance.

Job description

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Senior Software Development Engineer in Test (SDET)

Date: 2 Aug 2026

Location: SG

Job Description

Role Mission: Drive automation for our software tests for systems undergoing significant changes in design. Fully reap the benefits in test coverage, speed and confidence that automation offers.

Accountabilities:

• Take over ownership of the existing performance test scripts from vendors
• Schedule, design and drive performance tests
• Improve efficiency of performance tests
• Improve test reliability and time taken for performance test runs
• Improve performance of applications in terms of user experience and satisfaction

Responsibilities:

• Designing, implementing and optimising processes for performance testing
• Designing performance tests, with details around desired environment set up, areas to test, expected results and explanations for deviations
• Establishing and tracking metrics for application and service performance to drive improvement and accountability
• Work with stakeholders across engineering and QA teams to ensure alignment on goals
• Driving application and services performance improvements through collaboration with respective engineering teams
• Design ways to track and report the results of and efficacy of performance test runs

Areas of Impact: i.e. scope, decision rights, stakeholders, partners/ resources

• Stakeholders: QA, Engineering, Program/Delivery Management, Product
• Decision Rights: Strongly advise Automation tools and license purchase, strongly advise KPIs for the performance of applications and systems

Ideal Track Record: ideal proof of capability e.g. landed s$6-8m in enterprise arr

• Delivered performance test runs measured in the multiples of tens, if not hundreds, demonstrable performance improvements for systems, services and/or applications
• Designed performance test plans for web and mobile applications, with clear ability to explain environmental considerations in said plans.
• Designed dashboards for reporting on performance test results and stats to stakeholders
• Designed or improved processes to include performance tests regularly