Lead Blockchain Security Auditor

Placements24; Mossel Bay; Hybrid; ZAR 1,995,000 - 3,989,000; Full time

Benefits offered by this job

Competitive salary bonuses

Health insurance

Remote work allowance

Professional development

Global team

Conference access

Job summary

Placements24 seeks a Lead Blockchain Security Auditor to drive end-to-end security reviews of smart contracts, protocols, and dApps for an international client base. You will lead audits, mentor junior staff, and define methodologies to identify vulnerabilities across Ethereum, Solana, and other ecosystems.

The role is fully remote with global collaboration. You will produce detailed reports, stay ahead of threats, and help teams implement secure coding and verification practices, contributing

Qualifications

• Extensive cybersecurity experience with a focus on blockchain and smart contract security auditing.
• Proven track record auditing complex smart contracts and blockchain protocols (Ethereum, BSC, Solana).
• Deep understanding of Solidity, Rust and common vulnerabilities.
• Proficiency with security analysis tools, static analyzers and formal verification.

Responsibilities

• Lead and conduct in-depth security audits of smart contracts, protocols and dApps.
• Identify and analyze vulnerabilities including reentrancy, overflows, front-running and access control flaws.
• Develop and execute comprehensive audit plans and methodologies.
• Provide detailed reports with remediation recommendations.
• Mentor junior auditors and foster continuous learning.
• Stay ahead of blockchain threats and best practices.
• Collaborate with developers to ensure secure coding and remediation.
• Contribute to automated security testing tools and frameworks.

Skills

Blockchain security

Smart contract auditing

Threat modeling

Cryptography

Leadership

Report writing

Communication

Mentoring

Security analysis tools

Education

Bachelor's or Master's in Computer Science or Cybersecurity

Tools

Static analyzers

Formal verification

Audit tooling

Job description

About the Role Our client, a premier cybersecurity firm specializing in blockchain technology, is seeking a highly experienced and meticulous Lead Blockchain Security Auditor . This role is crucial for ensuring the integrity and security of cutting-edge blockchain projects and smart contracts for a diverse international clientele. As a fully remote position, you will collaborate with a global team of security experts, developers, and clients. You will be responsible for leading comprehensive security audits, identifying vulnerabilities, and providing actionable recommendations to enhance the security posture of decentralized applications and protocols. This is an unparalleled opportunity to work on high-impact projects within the rapidly growing cryptocurrency and blockchain sector. We are committed to upholding the highest standards of security in the decentralized world, and your expertise will be vital in achieving this mission. Join a company that values deep technical expertise, proactive security measures, and a commitment to building a safer digital future. Your insights will directly contribute to safeguarding significant digital assets and user trust.

Key Responsibilities

• Lead and conduct in-depth security audits of smart contracts, blockchain protocols, and decentralized applications (dApps).
• Identify and analyze security vulnerabilities, including but not limited to reentrancy, integer overflows, front-running, and access control flaws.
• Develop and execute comprehensive audit plans and methodologies.
• Provide detailed, actionable reports with clear explanations of identified risks and remediation strategies.
• Mentor and guide junior security auditors, fostering a culture of continuous learning and skill development.
• Stay at the forefront of blockchain security threats, attack vectors, and emerging best practices.
• Collaborate with development teams to ensure secure coding practices and effective vulnerability remediation.
• Contribute to the development of automated security testing tools and frameworks.
• Engage with clients to understand their security needs and provide expert consultation.
• Maintain and enhance the firm's reputation for excellence in blockchain security.

Requirements

• Extensive experience in cybersecurity, with a specialized focus on blockchain and smart contract security auditing.
• Proven track record of successfully auditing complex smart contracts and blockchain protocols (e.g., on Ethereum, BSC, Solana).
• Deep understanding of smart contract languages (e.g., Solidity , Rust) and their common vulnerabilities.
• Proficiency with security analysis tools, static code analyzers, and formal verification methods.
• Experience in threat modeling and risk assessment for blockchain systems.
• Strong understanding of cryptographic principles and their application in blockchain.
• Excellent analytical, problem-solving, and critical thinking skills.
• Exceptional report writing and communication skills, with the ability to clearly articulate complex technical findings.
• Leadership experience and the ability to guide and mentor a team.
• Bachelor's or Master's degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience.
• Passion for blockchain technology and its security implications.

Benefits

• Highly competitive salary and performance-based bonuses.
• Comprehensive health, dental, and vision insurance.
• Generous remote work allowance and support for home office setup.
• Opportunities to work with a diverse range of innovative blockchain projects.
• Professional development opportunities, including access to advanced training and conferences.
• A collaborative and supportive global team environment.
• Be a key player in securing the future of decentralized technologies.