Assistant Test Manager — Lead SIT/UAT & API Testing

CORNERSTONE GLOBAL PARTNERS PTE. LTD.; Singapore; On-site; SGD 110,000 - 160,000; Full time

Job summary

CORNERSTONE GLOBAL PARTNERS PTE. LTD. is seeking an experienced Assistant Test Manager to plan, coordinate and execute software testing across enterprise systems. You will collaborate with project teams and stakeholders to ensure testing aligns with business requirements.

The role emphasizes SIT, UAT, functional and regression testing, data validation and API testing, with strong emphasis on defect management and robust test documentation.

Qualifications

• Degree in Computer Science, Information Technology, Information Systems or a related field.
• At least 8 years of relevant software testing experience.
• Strong experience in manual software testing, SIT and UAT.
• Experience in test planning, test case design, test execution, regression testing and defect management.
• Working knowledge of SQL and database testing.
• Experience in API, interface, batch and file-processing testing.
• Familiarity with defect/test management tools such as JIRA, HP Quality Center or similar.
• Experience in enterprise, banking, financial services or transaction-processing systems will be an advantage.
• Strong analytical, communication, coordination and stakeholder management skills.
• Ability to work independently and collaborate effectively with cross-functional teams.

Responsibilities

• Plan, coordinate and monitor software testing activities across projects and system releases.
• Review business requirements and develop test scenarios, test cases and test data.
• Lead and support SIT, UAT, functional and regression testing.
• Oversee test execution across frontend applications, backend processing, APIs, interfaces, batch jobs and file-based processing.
• Perform data validation and database testing using SQL.
• Support API and message-based testing, including SWIFT messages where applicable.
• Manage defect identification, investigation, tracking and retesting.
• Coordinate with Business Analysts, developers, vendors, technical teams and business stakeholders to resolve testing issues.
• Maintain test plans, timelines, documentation and test reports.
• Monitor testing progress and provide regular status updates to stakeholders.
• Assist with test effort estimation, resource planning and scheduling.
• Provide guidance and knowledge sharing to testing team members and new joiners.

Skills

Manual testing

SIT/UAT

Test planning

Test case design

Test execution

Regression testing

Defect management

Analytical skills

Communication

Stakeholder management

Education

Degree in Computer Science / IT / Information Systems

Tools

JIRA

HP Quality Center (ALM)

SQL

Job description

CORNERSTONE GLOBAL PARTNERS PTE. LTD. is seeking an experienced Assistant Test Manager to plan, coordinate and execute software testing across enterprise systems. You will collaborate with project teams and stakeholders to ensure testing aligns with business requirements.

The role emphasizes SIT, UAT, functional and regression testing, data validation and API testing, with strong emphasis on defect management and robust test documentation.