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System Tester

Tescom (Singapore) Software Systems Testing Pte Ltd.

D01 Marina, Raffles Place, People's Park, CecilFull TimeS$3,000 – S$5,000/mo

Posted 14 Jul 2026

About this role

Job Summary: We are seeking a System Tester to ensure the quality and reliability of applications through comprehensive testing. The role involves executing test activities, identifying defects, and collaborating with cross-functional teams to deliver stable and high-performing systems. Key Responsibilities: • Participate in end-to-end testing activities, including test planning, analysis, design, implementation, execution, and closure • Design and execute test cases based on functional and technical requirements • Perform functional, integration, system, regression, and sanity testing • Validate system integrations across multiple components and platforms • Analyze real-time data flows and ensure accuracy and consistency across the system • Identify, log, and track defects, working closely with development teams to ensure timely resolution • Review requirements and system design documents to ensure testability and coverage • Support simulation and scenario-based testing where applicable • Collaborate with cross-functional teams including developers, stakeholders, and operations • Other testing duties as assigned Requirements: • Diploma or Bachelor’s degree in Computer Science, Information Technology, or related field • Minimum 5 years of relevant experience in system or software testing • Strong understanding of SDLC/STLC and QA methodologies • Basic knowledge of database testing (e.g., SQL) and API testing concepts • Experience testing complex or mission-critical systems • Experience with test management and defect tracking tools (e.g., JIRA, TestRail) • Ability to work independently with minimal supervision and proactively drive tasks • Strong analytical, troubleshooting, and communication skills • Strong attention to detail and analytical skills • Available to support night and after-hours testing as required Preferred Qualifications: • Experience in transportation, smart city, or traffic management systems • Knowledge of IoT systems, sensor integration, or ITS (Intelligent Transport Systems) • Exposure to test automation tools or scripting is an advantage • ISTQB Foundation certification (or working towards it)

What they're looking for

ISTQBDesignTimely DeliveryScenario Testing

About Tescom (Singapore) Software Systems Testing Pte Ltd.

Industry: Information & communicationsSize: 50Website ↗

Frequently asked questions

What does a System Tester at Tescom (Singapore) Software Systems Testing Pte Ltd. do?

Job Summary: We are seeking a System Tester to ensure the quality and reliability of applications through comprehensive testing. The role involves executing test activities, identifying defects, and collaborating with cross-functional teams to deliver stable and high-performing systems. Key Responsi…

What skills does this System Tester role need?

Key skills for this role include ISTQB, Design, Timely Delivery, Scenario Testing.

How much does a System Tester at Tescom (Singapore) Software Systems Testing Pte Ltd. pay?

This role lists a salary of S$3,000 – S$5,000 per month.

Is this System Tester role remote, hybrid, or on-site?

The listing is based in D01 Marina, Raffles Place, People's Park, Cecil. Check the posting for remote or hybrid options.

How do I apply for this System Tester role?

You can apply directly on Tescom (Singapore) Software Systems Testing Pte Ltd.'s careers page. ApplyLah can tailor your résumé and cover letter to this exact role in seconds first.