Senior Smart Contract Security Auditor - Hybrid

Placements24; LegKraal Gate; Hybrid; ZAR 600,000 - 900,000; Full time

Benefits offered by this job

Hybrid work arrangement

Professional development opportunities

Job summary

Placements24 is seeking an experienced Blockchain Security Auditor to join a specialized blockchain security consultancy in Mahikeng, North West, ZA. The role requires auditing smart contracts, dApps, and protocols to identify vulnerabilities and ensure asset security.

You will analyze reentrancy, overflows, DoS, and logic flaws, perform static/dynamic analyses, and report findings with actionable remediation. Hybrid work and ongoing professional development are offered.

Qualifications

• Proven experience in cybersecurity with blockchain security focus.
• Proficiency in Solidity and Vyper.
• Strong understanding of cryptography and blockchain fundamentals.
• Experience with Mythril, Slither, Echidna.
• Knowledge of common smart contract vulnerabilities and secure coding patterns.
• Excellent analytical and communication skills.
• Ability to manage multiple audit engagements independently.
• Bachelor's degree or equivalent practical experience.

Responsibilities

• Conduct comprehensive security audits of smart contracts and dApps.
• Identify and analyze vulnerabilities including reentrancy, overflows, DoS, and logic flaws.
• Perform static and dynamic code analysis on blockchain codebases.
• Assess security of dApp architectures and integration points.
• Develop deep understanding of current blockchain threats and exploits.
• Provide detailed audit reports with findings and remediation steps.
• Explain security issues to clients and guide remediation.
• Contribute to internal security tool development and best practices.
• Stay current with industry standards in smart contract security.
• Assist in incident response and post-mortem analyses when required.

Skills

Blockchain security

Smart contract languages

Cryptography fundamentals

Security analysis tools

Vulnerability knowledge

Analytical thinking

Technical reporting

Education

Bachelor's degree in CS/Cybersecurity or related field

Tools

Mythril

Slither

Echidna

Job description

Placements24 is seeking an experienced Blockchain Security Auditor to join a specialized blockchain security consultancy in Mahikeng, North West, ZA. The role requires auditing smart contracts, dApps, and protocols to identify vulnerabilities and ensure asset security.

You will analyze reentrancy, overflows, DoS, and logic flaws, perform static/dynamic analyses, and report findings with actionable remediation. Hybrid work and ongoing professional development are offered.