Penetration Tester

TymeX

Ho Chi Minh City, Ho Chi Minh City, Vietnam Hybrid permanent

Posted: February 4, 2026

Quick Summary

Join our team as a Penetration Tester and help us revolutionize digital banking with cutting-edge technology. As a Penetration Tester, you will be responsible for identifying vulnerabilities in our systems and providing recommendations for improvement. You will work closely with our development team to implement these recommendations and ensure the security of our digital banking services.

Job Description

Join Our Team: Revolutionize Digital Banks with Cutting-Edge Technology

Who We Are:

At TymeX, we are at the forefront of building and operating multi-country digital banks. Our mission is to revolutionize the financial services industry through technology, creating seamless and secure payment solutions that change the way people interact with money.

About the role:

Are you ready to take your career up a level? We are seeking an Penetration Tester with a driven technologist, strong technical and programming skills, and proven problem-solving ability.

The selected candidate will be responsible for (a) conducting needed security testing for our banking applications (b) reviewing and feedback during application design phase

Responsibilities

• Ability to build tools and internal applications to discover, evaluate and mitigate security vulnerabilities during development and in production.
• Participate in design, source code review, and testing of new application security features and controls across products.
• Automate the security penetration testing cases/exploits and ensure they get deployed in a production environment.
• Validate and champion secure development practices for software engineers.
• Research and make recommendations to the development team regarding security standards.
• Advancing your personal knowledge of information security to stay on the bleeding edge.

Requirements:
• Bachelor's degree in Computer Science, Computer Engineering, Information Systems, or related field and/or 3+ years of equivalent work experience required.

• Knowledge of the methods, processes, and procedures to execute penetration testing.
• Solid understanding of web application development.
• Experience reviewing source code (Java, Python) and Mobile applications (Native, KMM)
• Experience in cloud security (AWS).
• Knowledge of web & mobile application security principles with significant understanding of application security topics such as OWASP Top 10 and authentication infrastructure (SAML, OAUTH).
• Experience in the Security planning, coordinating, executing, and reporting of tasks.
• Good communication skills with an ability to explain complex technical issues to non-technical business users.
• Holders of security related certifications like GWAPT/ OSWE, etc. will be an advantage.

Benefits:
• Meal and parking allowance are covered by the company
• Full benefits and salary rank during probation
• Insurances as Vietnamese labor law and premium health care for you and your family without seniority compulsory
• Performance bonus up to 2 months
• 13th month salary pro-rata
• 15-day annual leave+ 3-day sick leave + 1 birthday leave + 1 Christmas leave
• SMART goals and clear career opportunities (technical seminar, conference, and career talk) – we focus on your development
• Values-driven, international working environment, and agile culture
• Overseas travel opportunities for training and working related
• Internal Hackathons and company’s events (team building, coffee run, blue card…)
• Work-life balance 40-hr per week from Mon to Fri

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