Blockchain Security Auditor

Placements24; Rustenburg; On-site; ZAR 689,000 - 1,240,000; Full time

Benefits offered by this job

Dynamic Rustenburg office

Project-based compensation

Professional growth opportunities

Networking with security community

Job summary

Placements24 is seeking a Blockchain Security Auditor to join our Rustenburg, North West office. You will conduct security audits of smart contracts, dApps, and blockchain protocols, identifying vulnerabilities and guiding remediation across projects from startups to established enterprises.

The ideal candidate has deep knowledge of attack vectors, formal verification techniques, and hands-on experience with security tools.

Qualifications

• Proven experience in blockchain security, smart contract auditing, or penetration testing.
• Strong proficiency in at least one smart contract programming language (e.g., Solidity).
• In-depth knowledge of common smart contract vulnerabilities and attack vectors.
• Experience with security analysis tools and frameworks (e.g., Mythril, Slither, Echidna).
• Familiarity with formal verification methods and tools is a strong plus.
• Understanding of various blockchain platforms (e.g., Ethereum, BSC, Polygon).
• Excellent analytical and problem-solving skills with meticulous attention to detail.
• Strong written and verbal communication skills for report writing and client interaction.
• Ability to work independently and manage multiple audit projects simultaneously.
• Relevant certifications (e.g., Certified Blockchain Security Professional) are advantageous.

Responsibilities

• Conduct comprehensive security audits of smart contracts written in languages like Solidity, Vyper, and Rust.
• Identify and analyze vulnerabilities, including reentrancy attacks, integer overflows/underflows, front-running exploits, and access control issues.
• Perform static and dynamic analysis of code to detect potential security flaws.
• Utilize formal verification tools and techniques to mathematically prove the correctness and security of smart contracts.
• Assess the security posture of decentralized applications (dApps) and their underlying infrastructure.
• Review blockchain protocol designs for potential security weaknesses.
• Generate detailed audit reports outlining findings, risks, and recommended remediation steps.
• Collaborate with development teams to explain vulnerabilities and guide them through the remediation process.
• Stay updated on the latest security threats, exploits, and best practices in the blockchain industry.
• Contribute to the development of internal security tools and methodologies.

Skills

Smart contract language

Vulnerability knowledge

Security tools

Formal verification

Blockchains familiarity

Analytical skills

Education

Certified Blockchain Security Professional

Tools

Mythril

Slither

Echidna

Job description

About the Role

Our client, a leading cybersecurity firm specializing in blockchain solutions, is actively seeking a highly analytical and detail-oriented Blockchain Security Auditor. In this critical role, you will be responsible for identifying vulnerabilities and ensuring the security integrity of smart contracts, decentralized applications (dApps), and blockchain protocols. Your expertise will be vital in protecting our clients' digital assets and maintaining the trust within the decentralized ecosystem. This position is based in our Rustenburg, North West, ZA office. You will work with a diverse range of projects, from nascent startups to established enterprises, providing them with essential security assurance. The ideal candidate possesses a deep understanding of common attack vectors, security best practices, and formal verification techniques within the blockchain space. This is an exciting opportunity to become a key player in safeguarding the future of blockchain technology, ensuring its robustness and reliability against evolving threats. Join a dedicated team committed to excellence in blockchain security.

Key Responsibilities

• Conduct comprehensive security audits of smart contracts written in languages like Solidity, Vyper, and Rust.
• Identify and analyze vulnerabilities, including reentrancy attacks, integer overflows/underflows, front-running exploits, and access control issues.
• Perform static and dynamic analysis of code to detect potential security flaws.
• Utilize formal verification tools and techniques to mathematically prove the correctness and security of smart contracts.
• Assess the security posture of decentralized applications (dApps) and their underlying infrastructure.
• Review blockchain protocol designs for potential security weaknesses.
• Generate detailed audit reports outlining findings, risks, and recommended remediation steps.
• Collaborate with development teams to explain vulnerabilities and guide them through the remediation process.
• Stay updated on the latest security threats, exploits, and best practices in the blockchain industry.
• Contribute to the development of internal security tools and methodologies.

Requirements

• Proven experience in blockchain security, smart contract auditing, or penetration testing.
• Strong proficiency in at least one smart contract programming language (e.g., Solidity).
• In-depth knowledge of common smart contract vulnerabilities and attack vectors.
• Experience with security analysis tools and frameworks (e.g., Mythril, Slither, Echidna).
• Familiarity with formal verification methods and tools is a strong plus.
• Understanding of various blockchain platforms (e.g., Ethereum, BSC, Polygon).
• Excellent analytical and problem-solving skills with meticulous attention to detail.
• Strong written and verbal communication skills for report writing and client interaction.
• Ability to work independently and manage multiple audit projects simultaneously.
• Relevant certifications (e.g., Certified Blockchain Security Professional) are advantageous.

Benefits

• Highly competitive hourly rate and project-based compensation.
• Opportunity to work on diverse and challenging blockchain projects.
• Access to cutting-edge security tools and research.
• Flexible contract terms and potential for long-term engagements.
• Professional growth and skill development in a rapidly evolving field.
• Exposure to innovative companies within the crypto and blockchain ecosystem.
• Dynamic work environment in Rustenburg, North West, ZA.
• Networking opportunities within the blockchain security community.