Security Engineer (Web3)

moomoo

Singapore, Singapore, Singapore permanent

Posted: January 19, 2026

Job Description

At moomoo, we are on a mission to create a secure and innovative environment for our users in the rapidly evolving landscape of Web3. As a Security Engineer specializing in Web3, you will play a pivotal role in ensuring the integrity and security of our blockchain and decentralized applications. Your contributions will directly safeguard our digital assets and user data against potential threats and vulnerabilities.

Key Responsibilities

• Implement security measures and protocols for decentralized applications (dApps) to protect against vulnerabilities and ensure robust system performance.
• Conduct security audits and testing of smart contracts, identifying and mitigating potential exploits before they can be leveraged by malicious actors.
• Collaborate with the development team to integrate security best practices throughout the application lifecycle, from design through deployment.
• Monitor and evaluate the security landscape of Web3 technologies to stay ahead of emerging threats and exploit trends.
• Provide incident response for security breaches, conduct forensic analysis, and help develop strategies to prevent recurrence.

Requirements:
• Bachelor's degree in Computer Science, Information Security, or a related field.
• Proficient understanding of blockchain technologies, decentralized systems, and smart contract development.
• Experience with security auditing tools and techniques specific to blockchain applications.
• Strong knowledge of various security protocols, cryptographic principles, and best practices in the blockchain space.
• Excellent problem-solving skills and the ability to work collaboratively in a fast-paced environment.
• Familiarity with programming languages commonly used in blockchain (e.g., Solidity, JavaScript, Go) is a strong advantage.

*Only shortlisted candidates will be contacted.

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