Cards Payment Solutions & Implementation Specialist

uobgroup; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

1011 United Overseas Bank Ltd seeks a highly driven Cards Payment Solutions & Implementation Specialist to support merchant portfolio growth, lead the implementation of payment solutions, and enhance operational excellence across acquiring and e-commerce channels.

The role combines sales support, hands-on technical implementation, and process improvement, requiring strong stakeholder management, technical fluency, and knowledge of payment ecosystems.

Responsibilities

• Drive portfolio growth through merchant onboarding and relationship management.
• Lead end-to-end implementation of merchant acquiring solutions for e-commerce and other platforms.
• Manage API integrations, validate interfaces, and document results.
• Coordinate with PSPs, vendors, and internal teams to ensure timely delivery.
• Lead project governance, risk management, and stakeholder reporting.

Skills

Stakeholder management

Analytical thinking

Tools

Postman

Python

VBA

Job description

Company: 1011 United Overseas Bank Ltd

About UOB

United Overseas Bank Limited (UOB) is a leading bank in ASEAN with a global network in Southeast Asia, Asia Pacific, Europe and North America. Operating through our head office in Singapore and banking subsidiaries in China, Indonesia, Malaysia, Thailand and Vietnam, we have a global network of about 430 branches and offices in 19 markets. At the heart of UOB is our culture, shaped by the UOB Way and anchored on our four values - Honourable, Enterprising, United and Committed. For more than 90 years, these values have guided how we do right by our customers, collaborate with one another and create long-term value for the communities we operate in. As One Bank, we are committed to helping our colleagues build sustainable careers grounded in purpose, supported by strong values, and enriched with meaningful opportunities to grow.

Job Description

Role Overview

We are seeking a highly driven Cards Payment Solutions & Implementation Specialist to support merchant portfolio growth, lead the implementation of payment solutions, and enhance operational excellence across acquiring and e-commerce channels.This role combines sales support, hands-on technical implementation, and process improvement, requiring strong stakeholder management, analytical capabilities, technical fluency, and knowledge of payment ecosystems. The successful candidate will play a key role in delivering seamless customer onboarding experience through payments-related API integration, automation initiatives, and ongoing service optimization, while acting as an effective bridge between business stakeholders and technical teams.

Key Responsibilities

A. Sales Support & Merchant Relationship Management

• Drive portfolio growth through proactive merchant acquisition, onboarding, and relationship management activities
• Manage merchant enquiries, participate in RFIs/RFPs and tenders, and support onboarding of new merchants
• Partner with merchants and payment partners to identify business opportunities, optimize payment solutions, and enhance revenue generation
• Support solution design for acquiring, retention, and growth strategies

B. Implementation & Technical Support

• End-to-end implementation of merchant acquiring solutions for e-commerce and other platforms to ensure timely and successful delivery
• Gather business and technical requirements from merchants and translate them into solution designs and transaction flows
• Work closely with Payment Service Providers (PSPs), vendors, internal teams and merchants to implement solutions
• Support API-based and system-to-system integrations, including reviewing API specifications, endpoints, authentication methods, request and response payloads, and error codes
• Use Postman or equivalent API testing tools to validate interfaces, troubleshoot integration issues, and clearly document test results and technical findings.
• Interpret technical artefacts such as API documentation, JSON or XML payloads, application logs, file specifications, data mappings, and network or security requirements
• Develop, enhance, or support lightweight applications, scripts, prototypes, and process automations using Python, VBA, or other relevant programming languages
• Manage and resolve payment-related technical and operational issues raised by merchants and internal or external stakeholders within the stipulated SLA. Provide after-hours support for critical incidents, where required.
• Conduct root cause analysis and drive corrective actions to improve service quality
• Perform system testing across various channels to ensure accurate transaction processing
• Ensure system onboarding and processing documentation and processes are up-to-date and adhered to.

C. Project Management, Partner Governance & Continuous Improvement

• Coordinate with third-party partners for issue resolution and monitor service performance
• Escalate vendor-related risks and ensure adherence to service level agreements
• Manage implementation projects from a technical and operational perspective, ensuring successful delivery within timelines
• Coordinate with cross-functional teams to ensure successful outcomes
• Provide regular reporting on project status, risks, and milestones to management
• Ensure merchants are informed promptly of implementation timelines and system changes, and support their timely compliance.
• Apply critical thinking to evaluate solution designs and ensure they are logical, practical, and well reasoned.
• Analyze business and technical processes to identify improvement opportunities and drive automation initiatives
• Define business requirements and support development of system enhancements
• Collaborate with technology and operations teams on system design, UAT execution, and implementation
• Support the development lifecycle from solution assessment and prototyping through testing, implementation, production validation, and post-implementation support
• Enhance workflows, controls, and operational efficiency through cont