Software Test Engineer | Contract
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.
- Ability to work independently and collaboratively within a team environment.
- Strong stakeholder management and coordination skills.
Other Information
Location: East & Northeast 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)
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Senior Engineer (SAP / Oracle HCM)
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.
Job Summary
You will lead the delivery of HR technology bolt-on solutions by managing projects through the full Software Development Lifecycle, coordinating with vendors and stakeholders, and ensuring compliance with ICT governance and security policies.
Responsibilities
- Deliver HR technology bolt-on solutions that enhance the core SaaS platform within the human resources programme
- Manage projects through all phases of the Software Development Lifecycle (SDLC) to ensure timely and quality delivery
- Conduct detailed requirements gathering and solution planning to align with business needs
- Engage and coordinate with stakeholders, including business users, vendors, and technical teams, to facilitate project success
- Support procurement activities by preparing FEP, tender documents, evaluating bids, and awarding purchase orders
- Ensure all project activities comply with ICT governance and security policies such as IM8
- Prepare comprehensive project documentation, status reports, and presentations for stakeholders
Required Competencies and Certifications
- Degree in IT, Computer Science, Engineering, or a related discipline
- Minimum 3 years of experience delivering IT projects or implementing systems
- Proficiency in SDLC and project management methodologies
- Knowledge of IM8 or equivalent ICT governance policies
- Understanding of SaaS, PaaS, and IaaS cloud environments
- Strong communication, coordination, and stakeholder management skills
Preferred Competencies and Qualifications
- Experience working on HR systems or digital transformation projects
- Familiarity with public sector procurement and tender processes
- Ability to work independently while managing multiple stakeholders
- Experience with SAP, SAP SuccessFactors, or Oracle HCM Fusion
Other Information
- Location: Central Region
- Employment Type: Permanent
- Work Arrangement: Full Onsite
Salary: SGD 6,000 – SGD 8,000 per month (with bonus)
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Java Software Engineer (with GUI experience) | Contract
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 Senior Software Engineer to join our back-office development team supporting a mission-critical fare collection system. The successful candidate will be responsible for the design, development, enhancement, and support of high-volume, performance-intensive enterprise applications that power large-scale payment and transit systems.
This role offers an opportunity to work on complex enterprise software, payment technologies, and modern web applications while contributing throughout the full software development lifecycle.
Key Responsibilities
- Gather and analyze business and system requirements.
- Design, develop, test, implement, and maintain enterprise software solutions.
- Participate in all phases of the Software Development Lifecycle (SDLC).
- Produce and maintain project deliverables, including:
- Business Rules Documentation
- Software Requirement Specifications (SRS)
- Software Architecture Documents (SAD)
- Design Specifications
- Interface Specifications
- Source Code Documentation
- Test Specifications
- Operation & Maintenance Manuals
- Training Manuals
- Other project documentation as required
- Design and deliver software solutions for high-volume, performance-intensive fare collection back-office systems.
- Collaborate with users, stakeholders, and project teams on requirements, design, development, and testing activities.
- Provide application support and resolve day-to-day production and operational issues.
- Participate in code reviews, testing, deployment, and continuous improvement initiatives.
- Ensure software quality, maintainability, security, and performance standards are met.
- Work closely with infrastructure, testing, and business teams to ensure successful project delivery.
Requirements
- Degree in Computer Science, Information Technology, Engineering, or a related discipline.
- Minimum 5 years of relevant software development experience.
- Strong experience in enterprise application design and development.
- Proven experience with Java/JEE technologies.
- Strong understanding of object-oriented programming principles and design patterns.
- Experience in database design, development, optimization, and performance tuning.
- Experience integrating applications with relational databases using JDBC and SQL.
Software Development Experience
- Experience completing at least one full Software Development Lifecycle (SDLC) project.
- Experience producing SDLC-related technical documentation.
- Extensive experience developing enterprise-scale applications in:Java / JEE, Web Technologies, UNIX/Linux Environments, Windows Environments
- Experience working within Agile development environments.
- Familiarity with Continuous Integration and Continuous Delivery (CI/CD) practices.
Frameworks & Technologies
- Spring Framework
- Spring Boot
- RESTful API Development and Integration
- Asynchronous Programming (Promises, Async/Await)
- Database Application Integration (JDBC, SQL)
User Interface & Frontend Development
- Strong understanding of Graphical User Interface (GUI) design principles and best practices.
- Experience designing and developing user-friendly interfaces for enterprise systems handling large volumes of data.
- Experience implementing responsive and intuitive web applications.
- Experience with ExtJS JavaScript Framework is advantageous.
Security & Access Management
- Strong understanding of application security best practices.
- Experience implementing:
- Access Control Mechanisms
- Role-Based Access Controls (RBAC)Authentication
- Authorization Frameworks
- Familiarity with:
- Single Sign-On (SSO)
- Active Directory Federation Services (ADFS)
- Experience with frontend security controls including:
- Cross-Site Scripting (XSS) Prevention
- Cross-Site Request Forgery (CSRF) Prevention
- Secure Data Handling Practices
Performance Optimization
- Experience implementing performance optimization techniques including:
- Lazy Loading
- Efficient Rendering
- Data Virtualization
- Application Performance Tuning
Preferred Experience
- Transit Payment Systems
- EMV Payment Technologies
- Payment Card Industry Data Security Standard (PCI DSS)
- High-Volume Transaction Processing Systems
- Financial Services or Payment Platform Development
Other Information
Location: East Region
Employment Type: Contract (30 Months)
Work Arrangement: Full Onsite
Salary: SGD 6,500 – SGD 8,500 per month (No Bonus)
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IT Infrastructure Engineer (System Administration) | Contract
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.
Job Summary
We are looking for IT Infrastructure Engineer to manage and optimize enterprise infrastructure systems supporting a mission-critical fare system across on-premises and cloud environments, driving reliability, security, and automation improvements.
Responsibilities
- Administer and maintain infrastructure hardware, operating systems, and software platforms to ensure continuous availability and performance of the fare collection system
- Provision, install, configure, and operate Red Hat Enterprise Linux (RHEL) and Microsoft Windows Server environments
- Monitor system performance, availability, and capacity to optimize service delivery and prevent downtime
- Troubleshoot and resolve infrastructure incidents and system issues to maintain operational stability
- Support middleware platforms including WebSphere Application Server and IBM MQ to ensure seamless integration and messaging
- Collaborate with internal teams, vendors, and stakeholders to uphold system reliability and operational excellence
- Participate in research and development initiatives to innovate and improve infrastructure capabilities
- Develop and maintain comprehensive system documentation, operational procedures, and technical knowledge bases
- Support infrastructure automation and configuration management efforts using scripting and relevant tools
- Manage infrastructure operations across both on-premises and Government on Commercial Cloud (GCC) platforms
Required Competencies and Certifications
- Hands-on experience administering Linux and Windows server infrastructure in enterprise environments
- Proven ability to manage production systems in high-availability settings
- Strong troubleshooting skills to resolve infrastructure-related problems effectively
- Relevant certifications in Red Hat Linux and/or Microsoft technologies
Preferred Competencies and Qualifications
- Experience with Amazon Web Services (AWS) and Government on Commercial Cloud (GCC) environments
- Proficiency with Infrastructure as Code (IaC) tools such as Terraform
- Knowledge of configuration management tools like Ansible
- Familiarity with GitLab and CI/CD practices for automation
- Cloud infrastructure administration and automation expertise
Other Information
- Location: East Region
- Employment Type: Contract (30 Months)
- Work Arrangement: Full Onsite
- Salary: SGD 6,500 – SGD 8,500 per month (No Bonus)
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HR Systems Operations & Support Engineer
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.
Job Overview
We are seeking a proactive and detail-oriented Senior Engineer to support operations and maintenance activities for an enterprise Human Resource (HR) system supporting large-scale HR administration and management processes. The role involves ensuring system availability, compliance, incident management, change implementation, and coordination with multiple stakeholders and vendors.
The ideal candidate should have strong experience in IT operations support, system compliance, incident management, and enterprise application environments.
Key Responsibilities
Operations & Maintenance (O&S)
- Ensure smooth operations of existing HR systems and successful implementation of software and hardware upgrades.
- Coordinate and work closely with internal teams, contractors, service providers, and third parties to deliver project activities.
- Monitor systems to ensure adherence to applicable IT standards, policies, and directives.
- Perform IT compliance activities including:
- Log reviews
- Account and access rights reviews
- Support and coordinate system audit activities.
- Maintain development, configuration, and technical documentation according to quality standards.
- Manage Vulnerability Assessment (VA) activities and coordinate remediation efforts.
- Provide regular project status reporting.
- Manage remediation, retirement, and disposal of obsolete system components.
- Support experimentation, research, testing, and evaluation initiatives.
Incident Management
- Manage and resolve system support issues and defects.
- Respond to incidents and problem reports within stipulated Service Level Agreements (SLAs).
- Lead investigations and coordinate with stakeholders for issue resolution, including cross-system incidents.
- Provide timely incident updates to management and stakeholders.
- Prepare consolidated incident summaries and reports.
- Perform defect trend analysis to identify and address recurring issues.
- Coordinate resources to ensure timely closure of incidents and service requests.
Change Request Management
- Propose continuous improvement initiatives to strengthen compliance, cybersecurity posture, and operational efficiency.
- Conduct requirements gathering sessions with end users.
- Manage implementation of system changes and enhancements.
- Plan and coordinate deployment activities, including setup, testing, data collection, issue escalation, and resolution.
- Work with system integrators to ensure successful integration of solution components.
- Oversee acceptance testing and verify solutions meet business and technical requirements.
- Support stakeholder communications and change management activities.
- Prepare and obtain approvals for change implementation activities.
Contract & Vendor Coordination
- Track and manage contract milestones within project scope.
- Coordinate handover and takeover activities with outgoing and incoming vendors/contractors.
- Support planning and coordination of operations and support-related purchases.
Requirements
- Minimum 3 years of working experience in Information Technology.
- Experience in enterprise application support and operations.
- Strong understanding of incident management and change management processes.
- Experience coordinating with multiple stakeholders, vendors, and support teams.
- Good analytical, troubleshooting, and communication skills.
Preferred / Advantageous Skills
- Experience in IT audit and compliance activities.
- Familiarity with IM8 or equivalent ICT/security policies.
- Knowledge or experience in SAP HCM ERP systems.
- Experience in vulnerability management and remediation activities.
- Experience supporting large-scale enterprise HR systems.
Preferred Attributes
- Strong organizational and documentation skills.
- Ability to work independently and manage multiple priorities.
- Strong stakeholder management and coordination capabilities.
- Proactive mindset with focus on continuous improvement and operational excellence.
Other Information
- Employment type: Permanent
- Location: Central Region, Singapore
- Working Hours: 8:30AM to 6:00PM (Mon-Fri)
- Salary: $6,000 - $9,000 max up to $10,000
- Working Arrangement: Full Onsite
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Full Stack Developer (Python / Healthcare Data Platform) | Contract
Company Overview
Zenith Infotech (S) Pte Ltd, founded 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 looking for a Senior Backend Engineer to develop and support a healthcare data platform. You will build scalable microservices, APIs, and data pipelines that support healthcare and biomedical research initiatives.
Key Responsibilities
- Design, develop, test, and maintain microservices using Python (FastAPI).
- Build data ingestion and ETL pipelines for structured and unstructured data.
- Develop RESTful APIs for data upload, retrieval, and processing.
- Support metadata standardisation and healthcare data integration.
- Collaborate with researchers and stakeholders to deliver technical solutions.
- Contribute to CI/CD, automated testing, code reviews, and documentation.
- Ensure platform security, scalability, and reliability.
Requirements
- Degree or Diploma in Computer Science, Engineering, or related field.
- Minimum 5 years of software development experience.
- Strong Python development skills with experience in FastAPI, APIs, or microservices.
- Experience with PostgreSQL, SQLAlchemy, and data processing tools such as Pandas.
- Experience with cloud storage solutions such as Amazon S3.
- Strong understanding of software engineering best practices.
Preferred Skills
- Healthcare data standards (DCAT, OMOP CDM).
- Docker and Kubernetes.
- React or frontend development experience.
- Agile development experience.
- Knowledge of OAuth 2.0, JWT, and application security.
- Experience working in healthcare or other regulated environments.
Other Information
- Employment type: Contract
- Location: Central Region, Singapore
- Working Hours: 8:30AM to 6:00PM (Mon-Fri)
- Salary: $6000 - 7500 per month (no bonus)
- Working Arrangement: Full Onsite/Hybrid
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Solution Architect - SAP Success Factor
ROLE OVERVIEW
We are seeking a SuccessFactors Solution Architect to lead the design and delivery of a scalable, future-ready HR technology landscape for a complex, global enterprise operating across multiple business clusters, legal entities, and joint ventures.
The role will define and drive a target-state HR architecture across multiple SAP SuccessFactors instances, legacy systems, and fragmented HR tools, enabling a transition toward an intelligent, data-driven HR operating model.
KEY RESPONSIBILITIES
1. Enterprise HR Architecture & Transformation
- Define end-to-end HR solution architecture across multiple SuccessFactors instances, legacy systems, and manual processes.
- Establish a harmonised global HR architecture while accommodating regional and legal entity differences.
- Lead architecture strategy for consolidation, simplification, and scalability across business clusters, including defining contingency integration architecture for scenarios where necessary.
- Translate business priorities into a technology-enabled HR transformation roadmap.
2. Multi-Instance SAP SuccessFactors Strategy
- Assess and rationalise multiple SAP SF instances, identifying consolidation or federation opportunities.
- Design integration and data architecture across instances and a multi-system ecosystem spanning payroll, ITSM, finance, time management, and regional HR platforms.
- Establish standards for configuration, extensibility, and governance.
3. HR Process Enablement & Digitisation
- Architect solutions to digitise and standardise HR processes across geographies and entities.
- Enable automation, case management (ServiceNow as primary platform), and workflow modernisation, including design of SF-to-ServiceNow integration for HR service delivery.
- Define process standards and digital service delivery models.
4. Data, AI & Digital Experience Enablement
- Drive HR data architecture, harmonisation, and governance to ensure high-quality, consistent data.
- Configure and enable in-scope GenAI-assisted features including Joule (MSS quick actions), agentic frameworks, and Talent Intelligence Hub skills standardisation.
- Establish architecture patterns for future GenAI extension.
- Design data models and flows to support advanced analytics and productivity insights.
5. Integration & Ecosystem Architecture
- Define architecture for integration across the SAP ecosystem (SF modules), non-SAP HR tools and platforms, and manual processes and legacy systems.
- Apply SAP CPI/BTP as the primary integration middleware platform.
- Lead selection and design of integration patterns (API, middleware, event-driven).
6. Business Value Realization
Align architecture decisions to core business outcomes:
- Improved HR and business productivity
- Reduced total cost of ownership (TCO) and HR cost-per-head ratio
- Enhanced data quality to enable digital innovation
- Improved employee and manager experience
- Establish KPIs and value tracking mechanisms
7. Stakeholder & Governance Leadership
- Work with global HR, IT, and business stakeholders across clusters and regions, including engagement with Change Advisory Board (CAB) governance processes for foundation object and structural changes.
- Lead architecture governance, design authority, and decision-making forums.
- Provide thought leadership and advisory across complex transformation programmes.
KEY REQUIREMENTS
Experience
- 10+ years in HR technology, with deep SAP SuccessFactors expertise.
- Proven experience as a Solution Architect on large-scale, global HR transformation programmes.
- Demonstrated experience handling multi-instance SAP SF landscapes, global organisations with multiple legal entities and joint ventures, and HR operating model transformation and process digitisation.
Functional & Technical Expertise
Strong knowledge of:
- Breadth knowledge across all in-scope SF modules: Employee Central, Compensation & Variable Pay, Recruiting, LMS, Performance & Goals, Succession & CDP, and Time Management. EC Payroll preferred but not required.
- HR process standardisation and operating models.
- UKG (Ultimate Kronos Group) integration architecture and data flows between UKG and SAP SuccessFactors Employee Central.
Experience with:
- Integration architecture (SAP CPI / middleware).
- ITSM platforms (ServiceNow) and programme/project management disciplines across large-scale HR transformation programmes.
- Data architecture and governance.
- HR automation and digital workflows.
Transformation & Innovation
Strong understanding of:
- HR digital transformation trends and maturity models.
- Application of AI/GenAI in HR (conceptual to practical).
- SAP Joule configuration and Talent Intelligence Hub (skills standardisation) — advantageous given their inclusion in project scope.
- Intelligent automation and emerging HR technology.
Leadership & Consulting Skills
Demonstrated ability to:
- Translate ambiguous business challenges into structured solutions.
- Influence senior stakeholders across geographies and functions.
- Lead cross-functional teams and decisions across multiple workstreams.
REQUIRED QUALIFICATIONS
- SAP SuccessFactors certifications (EC, Architect, Integration).
- SAP Activate certified or equivalent SAP implementation methodology certification.
- Experience in highly regulated or complex global industries.
- Exposure to M&A, carve-outs, or multi-entity harmonisation.
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AI & Data Enginner
Company Overview
Zenith Infotech (S) Pte Ltd was founded in 1997 to provide advanced IT professionals and solutions, boosting client productivity and competitiveness. It supports long-term projects with IT-savvy companies, consultancies, system integrators, government, and MNCs.
Job Responsibilities:
AI & Data Engineering
• Design and maintain scalable, secure and efficient data ingestion pipelines on
AWS by collaborating with business stakeholders
• Design and maintain vector stores, embedding pipelines, and RAG architecture
on AWS for AI-powered applications
• Write and maintain clean, reusable and well-documented code for agentic
workflows using AWS-native services and serverless architecture
• Develop and maintain AI evaluation metrics and guardrails on AWS deployment
• Conduct thorough testing, including unit, integration, and end-to-end testing, to
ensure correctness and reliability.
• Apply strong algorithmic expertise to optimise and evaluate data processing,
retrieval, and inference workflows, ensuring high performance and accuracy in AI
systems.
• Ensure compliance with data governance, security standards, and regulatory
requirements
• Participate in agile development cycles, including sprint planning, daily standups,
and retrospectives
Job Requirements:
• Bachelor’s degree in Computer Science, Engineering, or related field (or
equivalent practical experience)
• Minimum of 3 years of working experience in LLM and Agentic AI workflows
• Proficiency in Python with 1 year of hands-on exposure with AWS AI Services
• Experience working in agile environments with CI/CD pipelines on AWS
Other Information
• Employment type: Permanent
• Location: Depot Road, Bukit Merah
• Working Hours: 8:30AM to 6:00PM (Mon-Fri)
• Salary: $5,000 - $7,000
• Working Arrangement: Full Onsite
• Application process: Technical Test
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