Test Engineer (Automation) - Contract

ZENITH INFOTECH (S) PTE LTD.; Singapore; On-site; SGD 61,000 - 73,000; Full time

Job summary

Zenith Infotech (S) Pte Ltd in Singapore seeks an experienced Test Engineer to support end-to-end testing of a large-scale e-payment system within a DevSecOps environment. The successful candidate will plan, design, automate tests, manage defects, and ensure quality across the software development lifecycle.

You will develop and execute manual and automated test scripts, establish traceability, and collaborate with stakeholders to optimise testing across SDLC and production support.

Qualifications

• Degree or Diploma in IT, CS, Engineering, or related field.
• Minimum 5 years hands-on software testing and test automation.
• Experience testing device-based systems or back-office applications.
• Strong SDLC understanding.
• Windows testing experience (≥3 years).
• Experience with test automation frameworks and scripting languages.

Responsibilities

• End-to-end testing activities of the integrated e-payment system.
• Perform testing lifecycle activities including test planning, requirements analysis, test design, execution, and reporting.
• Prepare and maintain test environments, test data, and test cases.
• Develop and execute manual and automated test scripts based on system requirements and design specifications.
• Automate testing solutions using scripting or programming languages and optimize test performance.
• Establish traceability between requirements and test coverage, identify gaps, and recommend improvements.
• Log, track, and manage defects through to resolution.
• Conduct test reviews and collaborate with internal and external stakeholders.
• Perform root cause analysis for production and user acceptance testing defects and implement corrective actions.
• Develop test design documentation, user guides, and technical manuals for automated testing solutions.
• Implement and maintain automated testing pipelines within DevSecOps environments.
• Integrate functional, performance, and basic security testing throughout the software development lifecycle.
• Support continuous improvement initiatives to enhance testing effectiveness and efficiency.

Skills

Test planning

Test execution

Test automation

Defect management

Test reporting

DevSecOps

SDLC

Windows

Unix/Linux

Automation scripting

Education

Degree or Diploma in Information Technology/Engineering

Tools

Confluence

Jira

Xray

GitLab CI/CD

Job description

Company Overview

Zenith Infotech (S) Pte Ltd, established in 1997, delivers advanced IT professionals and solutions to boost productivity and competitiveness. It supports clients with staff augmentation for long‑term projects across IT companies, consulting firms, system integrators, government, and MNCs.

About the Role

We are seeking an experienced Test Engineer to support the end‑to‑end testing activities of a large‑scale integrated e‑payment system. The successful candidate will be responsible for test planning, execution, automation, defect management, and ensuring the quality and reliability of mission‑critical payment solutions throughout the software development lifecycle.

This role offers an opportunity to work on complex payment technologies, automation frameworks, and DevSecOps‑driven testing environments within a dynamic project team.

Key Responsibilities

• Responsible for the end‑to‑end testing activities of an integrated e‑payment system.
• Perform testing lifecycle activities including test planning, requirements analysis, test design, execution, and reporting.
• Prepare and maintain test environments, test data, and test cases.
• Develop and execute manual and automated test scripts based on system requirements and design specifications.
• Automate testing solutions using scripting or programming languages and optimize test performance.
• Establish traceability between requirements and test coverage, identify gaps, and recommend improvements.
• Log, track, and manage defects through to resolution.
• Conduct test reviews and collaborate with internal and external stakeholders.
• Perform root cause analysis for production and user acceptance testing defects and implement corrective actions.
• Develop test design documentation, user guides, and technical manuals for automated testing solutions.
• Implement and maintain automated testing pipelines within DevSecOps environments.
• Integrate functional, performance, and basic security testing throughout the software development lifecycle.
• Support continuous improvement initiatives to enhance testing effectiveness and efficiency.

Requirements

• Degree or Diploma in Information Technology, Computer Science, Engineering, or a related discipline.
• Minimum 5 years of hands‑on experience in software testing and test automation.
• Experience testing device‑based systems (UI‑based or embedded) and/or back‑office applications.
• Strong understanding of the complete Software Development Lifecycle (SDLC), from requirements gathering through deployment.
• Minimum 3 years of testing experience in Windows operating environments.
• Experience with test automation frameworks and scripting/programming languages.

Technical Skills

• Test planning, test execution, defect management, and test reporting.
• Test automation development and maintenance.
• Requirements traceability and coverage analysis.
• Performance testing and system integration testing.
• Familiarity with DevSecOps practices and automated testing pipelines.

Preferred Qualifications

• Professional certification in software testing (e.g., ISTQB or equivalent).
• Experience testing on Unix/Linux, Embedded Systems, or cloud‑based environments.
• Experience in Micro‑Payments or Automatic Fare Collection (AFC) systems using Smart Card technologies.
• Experience across System Integration Testing (SIT), User Acceptance Testing (UAT), and Performance Testing phases.
• Familiarity with tools such as Confluence, Jira, Xray, GitLab CI/CD, or similar DevSecOps platforms.
• Experience with security testing automation, API security testing, and microservices security validation.

Soft Skills

• Strong analytical and problem‑solving abilities.
• Excellent written and verbal communication skills.
• Ability to work independently and collaboratively within a team environment.
• Strong stakeholder management and coordination skills.

Other Information

• Location: East & North East Region (HQ and Site Location)
• Employment Type: Contract (24 Months)
• Work Arrangement: Full Onsite
• Salary: SGD 5,500 - SGD 6,500 per month (No Bonus)