Senior Business Analyst (Payments)

Role Overview

We are seeking a highly experienced Senior Business Analyst to support a complex, multi-stakeholder technology program. The ideal candidate will have strong capabilities in requirement analysis, functional documentation, system interface alignment, and cross-functional communication.

Key Responsibilities

· - Engage and collaborate with stakeholders to understand, validate, and document user, system, and business requirements.

· - Assist in identifying necessary customizations based on business needs.

· - Design functional solutions, workflows, and conceptual documentation.

· - Facilitate communication during requirement gathering, design, reviews, and approvals.

· - Review FSD, TSD, ISD, Configurations, E2E mappings, and ERD documents.

· - Review RTM to ensure full requirement coverage.

· - Document communications and clarifications across project phases.

· - Support design change management ensuring all updates are reflected.

· - Assist in preparing and reviewing test cases and sanity runbooks.

· - Consolidate technical Q&A responses into deliverables.

· - Track and drive closure of QA items.

· - Facilitate discussions to resolve technical queries and obtain sign-off.

· - Align integration protocols and system interface requirements with stakeholders.

· - Prepare and maintain the Interface Register.

· - Consolidate evidence of interface connectivity from surrounding systems.

· - Document integration aspects including SOD/EOD, ACK/NACK, and protocols.

· - Consolidate ping test evidence across environments.

· - Provide high-level functional-technical support on data migration.

· - Consolidate results and findings for reporting to the Project Manager.

· - Develop deep understanding of business domain and system architecture.

· - Support continuous improvements and best practices.

Requirements

· - 5–8 years of Business Analysis experience in large-scale IT or financial services projects.

· - Strong skills in requirements gathering, documentation, interface design, and testing lifecycle.

· - Experience with cross-functional teams, vendors, and integration partners.

· - Excellent communication, documentation, and stakeholder management skills.

· - Ability to work in fast-paced environments and resolve technical issues.

· - Must be currently based in Singapore.