Security Engineer （Penetration Testing-Red Team）

Coins.ph; Hong Kong; On-site; HKD 151,000 - 252,000; Full time

Job summary

Coins.ph is seeking a senior security specialist to conduct comprehensive penetration testing across our crypto platforms and cloud environments. You will lead attack-defense exercises, bypass defensive measures for improvement, and research cutting-edge security technologies.

Collaboration with cross-functional teams is essential for scalable protection. The role requires extensive hands-on experience, knowledge of web frameworks, and scripting ability to build automated tools to detect and

Qualifications

• Over 5 years of hands-on attack-and-defence security work.
• Experience with internal network and domain penetration.
• Penetration in AWS cloud, containers, and Kubernetes security.
• Strong knowledge of Linux/Windows, databases and related tech.
• Familiarity with Java/Go/Python web frameworks and code auditing.
• Experience in red and blue team exercises and tooling.
• Ability to script or develop basic exploitation tools.

Responsibilities

• Conduct comprehensive penetration testing on applications and systems.
• Organize regular attack-defense drills with the security team.
• Test by bypassing blue team defenses to improve protection.
• Research offensive/defensive tech and track industry trends.
• Build detection rules, monitoring strategies, and intrusion traceability.

Skills

5+ years experience

Network penetration

AWS cloud security

Linux/Windows security

Web framework security

Red/Blue team exercises

Automation scripting

Job description

Join the Pioneer Crypto Brand in the Philippines!

Coins is the most established crypto brand in The Philippines and has gained the trust of more than 18 million users. Through the easy-to-use mobile app, users can buy and sell a variety of different cryptocurrencies and access a wide range of financial services.

Coins is fully regulated by the Bangko Sentral ng Pilipinas (BSP) and is the first ever crypto-based company in Asia to hold both Virtual Currency and Electronic Money Issuer licenses from a central bank.

Job Responsibilities：

• Conduct comprehensive penetration testing on company applications and systems, and organize regular attack-defense drills
• Test and bypass the defense technologies of the company's blue team to enhance the security protection level
• Research offensive and defensive technologies, track and analyze cutting-edge industry technologies, and introduce excellent security technologies and tools
• Participate in the construction of security capabilities, including detection rules, monitoring strategies, and intrusion traceability
• Build and drill countermeasures and TTPs (Tactics, Techniques, and Procedures) based on real threat intelligence and industry APT behavior models

Requirements

• Possess more than 5 years of practical experience in attack and defense, and be able to independently complete penetration testing work
• Familiar with common internal network attack ideas and methods, have internal network penetration and domain penetration capabilities with successful cases
• Have practical experience in AWS cloud environment penetration, container and Kubernetes security attack and defense
• Familiar with Linux/Windows system principles, databases and related technologies, and proficient in command execution and privilege escalation techniques
• Familiar with mainstream Web frameworks and capable of code auditing and vulnerability mining (java/go/python)
• Have practical experience in red and blue team exercises
• Be able to write scripts or tools for automated exploitation and basic tool development

Meaningful Collaborations - The successful candidate will work cross-functionally with other relevant teams to carry out implementations that will improve and create an impact on customer experience.

Scalable Growth - Be part of a fast-growing organization with the vision to expand its territories outside APAC which will provide opportunities for career advancement.

A Space For Bright Ideas - Let your bright ideas be converted into meaningful changes! Coins culture welcomes new ideas backed up by data to create an impact.

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses and identifying potential inconsistencies or verification signals in application materials based on available information. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.