Blockchain Security Analyst - Smart Contract Auditing

Placements24; Vereeniging; On-site; ZAR 700,000 - 900,000; Full time

Benefits offered by this job

Competitive salary

Health insurance

Training & certifications

Generous annual leave

Job summary

Placements24 is seeking a Blockchain Security Analyst in Vereeniging, Gauteng to safeguard blockchain applications and assets. You will perform audits of smart contracts, identify risks, and provide actionable remediation recommendations, collaborating with security experts in a focused team.

The role requires 4+ years in blockchain security, expertise in Solidity/Vyper/Rust, and familiarity with tools like Mythril, Slither, and Securify.

Qualifications

• Bachelor's degree in Cybersecurity, Computer Science, Information Technology, or a related field.
• Minimum 4+ years in blockchain security, smart contract auditing, or penetration testing.
• Proficiency in Solidity, Vyper, or Rust smart contract languages.
• Strong understanding of common vulnerabilities and attack patterns.
• Familiarity with major platforms like Ethereum, Polygon, Solana.

Responsibilities

• Conduct comprehensive security audits and vulnerability assessments of smart contracts and dApps.
• Identify, analyze, and report on security flaws and recommend mitigations.
• Develop and implement security testing methodologies and tools for blockchain protocols.
• Provide clear security recommendations to development teams for remediation.
• Stay updated with latest blockchain security threats and techniques.
• Contribute to best practices for secure smart contract development.
• Perform penetration testing and forensic analysis on blockchain systems.
• Educate teams on secure coding practices for blockchain applications.
• Collaborate with internal teams and clients to ensure security posture.
• Maintain detailed documentation of audit findings and remediation efforts.

Skills

Blockchain security

Solidity/Vyper/Rust

Cryptography

Security auditing

Vulnerability analysis

Education

Bachelor's degree in Cybersecurity/CS/IT

Tools

Mythril

Slither

Securify

Job description

About the Role

Our client is a leading cybersecurity firm specializing in blockchain technology, and they are actively seeking a diligent Blockchain Security Analyst to join their dedicated team. This role is critical in safeguarding blockchain applications and digital assets from malicious attacks and vulnerabilities. You will be responsible for performing in-depth security audits of smart contracts, identifying potential risks, and providing actionable recommendations for mitigation. This position is based in Vereeniging, Gauteng, ZA, a hub for technological innovation, and requires your physical presence in the office to foster close collaboration with your security expert colleagues. If you have a passion for blockchain security and a keen eye for detail, this is an unparalleled opportunity to advance your career in a challenging and rewarding field. We are looking for individuals who are proactive, analytical, and committed to maintaining the highest standards of security in the Crypto & Blockchain sector.

Key Responsibilities

• Conduct comprehensive security audits and vulnerability assessments of smart contracts and decentralized applications (dApps).
• Identify, analyze, and report on security flaws, such as reentrancy vulnerabilities, integer overflows, and access control issues.
• Develop and implement security testing methodologies and tools for blockchain protocols.
• Provide clear and concise security recommendations to development teams for remediation of identified vulnerabilities.
• Stay updated with the latest blockchain security threats, attack vectors, and defensive strategies.
• Contribute to the development of best practices and standards for secure smart contract development.
• Perform penetration testing and forensic analysis on blockchain-related systems.
• Educate development teams on secure coding practices for blockchain applications.
• Collaborate with internal teams and external clients to ensure the security posture of blockchain projects.
• Maintain detailed documentation of audit findings and remediation efforts.

Requirements

• Bachelor's degree in Cybersecurity, Computer Science, Information Technology, or a related field.
• Demonstrated experience (4+ years) in blockchain security, smart contract auditing, or penetration testing.
• Proficiency in analyzing smart contract code written in languages like Solidity, Vyper, or Rust.
• Strong understanding of common smart contract vulnerabilities and attack patterns.
• Experience with blockchain analysis tools and security frameworks (e.g., Mythril, Slither, Securify).
• Knowledge of cryptography, public-key infrastructure, and consensus algorithms.
• Familiarity with major blockchain platforms such as Ethereum, Polygon, or Solana.
• Ability to clearly articulate complex technical security issues to both technical and non-technical stakeholders.
• Excellent written and verbal communication skills are crucial for our Vereeniging, Gauteng, ZA operations.
• Relevant certifications (e.g., Certified Blockchain Security Professional) are a plus.

Benefits

• Highly competitive salary and potential for performance bonuses.
• Robust health insurance package.
• Opportunities for training and certifications in advanced cybersecurity topics.
• Generous annual leave and public holidays.
• Exposure to a wide range of challenging and innovative blockchain projects.
• A secure and professional working environment.
• Regular team-building activities and professional development workshops.
• Supportive management and a culture of continuous improvement.
• Contribution to securing the future of the Crypto & Blockchain industry.