Blockchain Security Engineer - Hybrid, Growth & Certs

Placements24; Bloemfontein; Hybrid; ZAR 900,000 - 1,300,000; Full time

Benefits offered by this job

Hybrid work model

Competitive salary

Security bonuses

Medical benefits

Retirement plan

Professional development

Job summary

Placements24 in Bloemfontein is seeking a detail-oriented Blockchain Security Engineer to join the security team. You will protect blockchain infrastructure and applications, identify vulnerabilities, and respond to incidents across cryptocurrency platforms.

The role emphasizes proactive security reviews, threat monitoring, and collaboration with development and operations to safeguard digital assets and user data in a fast-changing landscape.

Qualifications

• 3+ years in cybersecurity with blockchain security or secure coding focus.
• Proficiency with security assessment tools for smart contracts and distributed systems.
• Strong knowledge of cryptography, consensus, and blockchain attack vectors.

Responsibilities

• Conduct security audits and code reviews for smart contracts and blockchain protocols.
• Implement and manage security controls for blockchain networks and infrastructure.
• Monitor network activity for threats and respond to security incidents.
• Develop security documentation, policies, and procedures for blockchain operations.
• Research and stay current with emerging threats in the cryptocurrency space.

Skills

Cybersecurity

Blockchain security

Secure coding

Threat assessment

Incident response

Education

Bachelor's degree

Tools

Security assessment tools

Job description

Placements24 in Bloemfontein is seeking a detail-oriented Blockchain Security Engineer to join the security team. You will protect blockchain infrastructure and applications, identify vulnerabilities, and respond to incidents across cryptocurrency platforms.

The role emphasizes proactive security reviews, threat monitoring, and collaboration with development and operations to safeguard digital assets and user data in a fast-changing landscape.