Payments Platform Developer (C++, Linux, Base24) | Singapore

Tangspac Professional Services; Singapore; On-site; SGD 90,000 - 130,000; Full time

Job summary

Tangspac Professional Services is hiring a backend developer in Singapore to build and integrate payment gateway systems for Visa, Mastercard, Amex, and UPI.

You will migrate Base24-eps on Linux RHEL or cloud platforms, collaborating with QA, frontend teams, and business stakeholders to deliver robust solutions while adhering to PCI-DSS and security standards.

Qualifications

• Bachelor’s degree in computer science, software engineering, or related field.
• 5+ years in backend development with a focus on payment systems.
• Strong experience with Open System RHEL and AWS Cloud.
• Proficiency in C++, Korn Shell Script, and Linux development.
• Experience with IBM MQ middleware is an advantage.
• Experience with Base24-eps is an advantage.
• Hands-on experience with PostgreSQL database.

Responsibilities

• Analyze project requirements and contribute to designs.
• Develop backend systems for international payment gateway integrations (Visa, Mastercard, Amex, UPI).
• Migrate and implement Base24-eps on Linux RHEL or Cloud platforms.
• Collaborate with QA, frontend devs, and business stakeholders to deliver robust solutions.
• Work with vendors, payment schemes, and banks under technical leads.
• Develop solutions that comply with PCI-DSS and card scheme requirements.
• Optimize performance and reliability of switching systems and backends.

Skills

Backend development

Payment systems

C++

AWS Cloud

Linux

Education

Bachelor's degree in CS or related field

Tools

IBM MQ

Base24-eps

PostgreSQL

Job description

Responsibilities

• Assist in analyzing project requirements and contribute to both functional and technical designs.
• Develop backend systems for international payment gateway integrations, including Visa, Mastercard, Amex, and UPI.
• Support the migration and implementation of Base24-eps on Linux RHEL or Cloud platforms, replacing legacy systems.
• Collaborate with cross-functional teams such as QA, frontend developers, and business stakeholders to deliver robust solutions.
• Work with vendors, payment schemes, and banks under the guidance of technical leads.
• Develop solutions that comply with PCI-DSS, payment security standards, and international card scheme requirements.
• Optimize the performance and reliability of switching systems and backend services.
• Assist in analyzing project requirements and contribute to both functional and technical designs.
• Develop backend systems for international payment gateway integrations, including Visa, Mastercard, Amex, and UPI.
• Support the migration and implementation of Base24-eps on Linux RHEL or Cloud platforms, replacing legacy systems.
• Collaborate with cross-functional teams such as QA, frontend developers, and business stakeholders to deliver robust solutions.
• Work with vendors, payment schemes, and banks under the guidance of technical leads.
• Develop solutions that comply with PCI-DSS, payment security standards, and international card scheme requirements.
• Optimize the performance and reliability of switching systems and backend services.

Requirements

• Bachelor’s degree in computer science, software engineering, or a related field.
• At least 5 years of experience in backend development, with a strong focus on payment systems and switching platforms.
• Strong experience with Open System RHEL and AWS Cloud.
• Proficiency in C++, Korn Shell Script, and Linux-based development.
• Experience with IBM MQ middleware is an advantage.
• Experience with Base24-eps is an advantage.
• Hands‑on experience with PostgreSQL database.

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