Senior Oracle HCM Interface Architect

Ambition Singapore; Singapore; On-site; SGD 120,000 - 180,000; Full time

Job summary

Ambition Singapore seeks a Senior Functional Interface Designer to lead the integration workstream across Oracle HCM implementations. You will own end-to-end interfaces from requirements to UAT sign-off, partnering with client IT teams, project stakeholders, and third-party vendors to ensure successful delivery.

You will manage interface catalogs, design documents, and testing activities, guiding discovery, prioritization, and governance for multiple interfaces in a complex enterprise

Qualifications

• 4-5 years of Oracle HCM experience with ownership of integration workstreams on at least two end-to-end implementations.
• Proven experience managing multiple integrations (10+ interfaces) in complex environments.
• Expertise in interface analysis, design documentation, and OIC delivery support.
• Experience reviewing integrations, managing defects, and driving QA activities.
• Ability to manage external vendors and third-party system teams.

Responsibilities

• Own and maintain the project interface catalogue with governance across the lifecycle.
• Lead integration discovery workshops to define data flows, rules, triggers, and SLAs.
• Produce Interface Design Documents (IDDs) to support OIC development and client sign-off.
• Drive interface prioritization, planning, and readiness based on timelines.
• Review developed integrations, manage defects, and support deployment readiness.
• Lead integration testing and UAT activities with cross-team coordination.
• Provide regular integration status reporting and stakeholder communication.

Skills

Oracle HCM

Integration management

Stakeholder management

QA & testing

Vendor management

Tools

Oracle Integration Cloud (OIC)

Job description

Ambition Singapore seeks a Senior Functional Interface Designer to lead the integration workstream across Oracle HCM implementations. You will own end-to-end interfaces from requirements to UAT sign-off, partnering with client IT teams, project stakeholders, and third-party vendors to ensure successful delivery.

You will manage interface catalogs, design documents, and testing activities, guiding discovery, prioritization, and governance for multiple interfaces in a complex enterprise