POS Developer

Tangspac International

Full-time Singapore, Singapore Commercial and Industrial Machinery Maintenance

Posted:

March 03, 2026

Location:

Singapore, Singapore, Singapore

Job Description

                    Responsibilities
 Design and develop engineering solutions for payment terminal applications that run across multiple Android-based payment terminal models (Ingenico, PAX, Castles), integrating with multiple host systems using standard protocols (e.g., ISO8583, Web APIs, JSON) and merchant POS systems (ECR – Electronic Cash Register). 
 Translate user requirements into secure, resilient, and maintainable source code that is properly tested, reviewed, and documented. 
 Participate in EMV L3 certification processes with international payment schemes such as Visa, Mastercard, AMEX, UnionPay, JCB, and Discover. Experience with PURE kernel is advantageous. 
 Contribute to the development of test tools and adopt test automation frameworks as part of the development lifecycle. 
 Collaborate with internal teams (QA testers, POS developers, Support, and Certification team) for SDLC activities, facilitate troubleshooting, and resolve is...
                

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Job Overview

Job Type: Full-time

Location: Singapore, Singapore

Posted: March 03, 2026

Deadline: April 12, 2026