Blockchain Security Auditor (Smart Contracts)

Placements24; Lorenziberg; Remote; EUR 75,000 - 110,000; Full time

Benefits offered by this job

Fully remote work arrangement

Flexible schedule

Global collaboration with diverse team

Job summary

Placements24 is seeking a Blockchain Security Auditor to join a fully remote team. You will audit smart contracts and dApps, identify vulnerabilities, and provide remediation guidance to protect assets and user funds.

Ideal candidates have proven smart contract auditing experience, strong Ethereum knowledge, Solidity proficiency, and familiarity with security tools such as Slither, Mythril, Foundry, and Etherscan. Excellent communication and remote-work abilities are essential.

Qualifications

• Proven experience auditing smart contracts or performing blockchain security analyses.
• Deep knowledge of blockchain tech, esp. Ethereum and its ecosystem.
• Proficiency in Solidity; familiarity with other smart contract languages.
• Strong understanding of common vulnerabilities and secure coding practices.
• Experience with security analysis tools and frameworks (Slither, Mythril, Foundry, Etherscan).
• Excellent analytical and problem-solving skills; strong communication abilities.
• Ability to work autonomously in a fully remote environment.

Responsibilities

• Perform comprehensive security audits of smart contracts in Solidity and related languages.
• Identify vulnerabilities, bugs, and potential exploits in dApps and protocols.
• Conduct static and dynamic analysis; document findings with severity and remediation steps.
• Draft detailed audit reports and communicate results to client teams.
• Collaborate with client developers to guide secure coding practices.
• Stay updated on threats and best practices in blockchain security.

Skills

Smart contract auditing

Blockchain security

Solidity

Other smart contract languages

Security analysis tools

Vulnerability knowledge

Analytical thinking

Communication skills

Remote work ability

Education

Bachelor's degree in Computer Science / Cybersecurity / related field

Tools

Slither

Mythril

Foundry

Etherscan

Job description

About the Role

Our client, a leading cybersecurity firm specializing in blockchain technologies, is actively seeking a highly skilled Blockchain Security Auditor to join their fully remote team. This position is critical in safeguarding the integrity and security of smart contracts and decentralized applications (dApps) for a diverse range of clients. You will be at the forefront of identifying vulnerabilities, assessing risks, and providing expert recommendations to ensure the safety of digital assets and user funds. As a remote-first organization, we value autonomy, collaboration across distances, and a dedication to excellence. If you possess a deep understanding of blockchain security principles, a keen eye for detail, and a passion for making the blockchain ecosystem safer, this role offers an exciting and impactful career opportunity.

Key Responsibilities

• Perform comprehensive security audits of smart contracts written in Solidity, Vyper, and other relevant languages.
• Identify and analyze vulnerabilities, bugs, and potential exploits in dApps and blockchain protocols.
• Conduct static and dynamic code analysis to uncover security weaknesses.
• Write detailed and clear audit reports, outlining findings, severity levels, and actionable remediation advice.
• Collaborate closely with client development teams to discuss audit results and guide them on secure coding practices.
• Stay updated on the latest security threats, attack vectors, and best practices in the blockchain and smart contract security domain.
• Develop and refine auditing methodologies and tools to enhance efficiency and effectiveness.
• Research emerging blockchain technologies and their security implications.
• Contribute to the overall security posture of the blockchain ecosystem through meticulous auditing.

Requirements

• Proven experience in smart contract auditing or blockchain security analysis.
• In-depth knowledge of blockchain technologies, particularly Ethereum and its smart contract ecosystem.
• Proficiency in Solidity and familiarity with other smart contract languages.
• Strong understanding of common smart contract vulnerabilities (e.g., reentrancy, integer overflow/underflow, access control issues).
• Experience with security analysis tools and frameworks (e.g., Slither, Mythril, Foundry, Etherscan).
• Excellent analytical, problem-solving, and critical thinking skills.
• Strong written and verbal communication skills, capable of articulating complex security concepts to technical and non-technical audiences.
• Ability to work independently and manage time effectively in a fully remote work environment.
• Bachelor's degree in Computer Science, Cybersecurity, or a related field, or equivalent practical experience.

Benefits

• Competitive salary and performance-based bonuses.
• Fully remote work arrangement offering maximum flexibility.
• Opportunity to work with a diverse portfolio of cutting-edge blockchain projects.
• Continuous learning and professional development support.
• Collaborative and supportive global team culture.
• Exposure to a wide range of security challenges and innovations.
• Comprehensive health, dental, and vision insurance.
• Generous paid time off and holidays.