Expleo Group

Terminal Tester

Expleo Group

contract

Posted on:

Location Type: Hybrid

Location: Singapore • Singapore

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Tech Stack

TCP/IP

About the role

  • Perform testing of embedded systems including POS devices, ATMs, and payment terminals.
  • Troubleshoot and validate hardware and software interfaces, including serial and network communications.
  • Analyze and test transaction flows using industry-standard protocols such as EMV, ISO 8583, TCP/IP, and related layers.
  • Execute functional, integration, and system-level testing and document results.
  • Identify, log, track, and verify defects using bug tracking tools such as JIRA, Bugzilla, or equivalent.
  • Analyze diagnostic logs, transaction traces, and performance data to identify root causes of issues.
  • Collaborate with development, hardware, and QA teams to resolve defects efficiently.
  • Prepare clear defect reports, test documentation, and status updates for stakeholders.

Requirements

  • Bachelor’s degree in Computer Science, Electrical Engineering, or a related discipline.
  • Minimum 2+ years of experience in testing embedded systems, POS devices, ATMs, or payment terminals.
  • Strong proficiency in troubleshooting hardware–software interfaces, including serial and network protocols.
  • Hands-on knowledge of EMV, ISO 8583, TCP/IP, and standard transaction processing layers.
  • Experience using defect tracking and test management tools such as JIRA, Bugzilla.
  • Solid analytical and problem-solving skills with the ability to interpret logs and performance data.
  • Excellent written and verbal communication skills for effective defect reporting and cross-team collaboration.
Benefits
  • Hybrid 📊 Check your resume score for this job Improve your chances of getting an interview by checking your resume score before you apply. Check Resume Score
Applicant Tracking System Keywords

Tip: use these terms in your resume and cover letter to boost ATS matches.

Hard Skills & Tools
embedded systems testingtroubleshootingtransaction flow analysisfunctional testingintegration testingsystem-level testingdefect loggingperformance data analysisEMVISO 8583
Soft Skills
analytical skillsproblem-solving skillswritten communicationverbal communicationcollaboration
Certifications
Bachelor’s degree in Computer ScienceBachelor’s degree in Electrical Engineering