Remote Smart Contract Security Engineer

Ztakora; Singapore; Remote; SGD 120,000 - 180,000; Full time

Job summary

Ztakora is seeking a Smart Contract Security Engineer to own adversarial review, release assurance, and incident readiness across the protocol surface. You will review threat models and implement robust tests to ensure secure releases across contracts and integrations.

Hands-on Solidity review, strong threat-modeling skills, and practical use of Foundry, Slither and Echidna are required. You will coordinate remediation evidence and maintain incident-response playbooks in a remote, full-time or

Qualifications

• Hands-on Solidity review and security experience.
• Strong threat-modeling and test-design ability.
• Practical use of Foundry, Slither and fuzzing tools.
• Ability to communicate risk without vague severity language.
• Independent and decisive when controls are incomplete.

Responsibilities

• Review protocol designs and implementation changes before release.
• Write adversarial tests for access, accounting and lifecycle invariants.
• Assess multisig, timelock, pause and upgrade configurations.
• Coordinate external review scope and verify remediation evidence.
• Maintain disclosure and protocol incident-response playbooks.

Skills

Solidity review

Threat modeling

Test design

Risk communication

Independence under pressure

Tools

Foundry

Slither

Echidna

Job description

Ztakora is seeking a Smart Contract Security Engineer to own adversarial review, release assurance, and incident readiness across the protocol surface. You will review threat models and implement robust tests to ensure secure releases across contracts and integrations.

Hands-on Solidity review, strong threat-modeling skills, and practical use of Foundry, Slither and Echidna are required. You will coordinate remediation evidence and maintain incident-response playbooks in a remote, full-time or