Senior Smart Contract Lead – Solidity & Security

Placements24; Klerksdorp; Hybrid; ZAR 1,200,000 - 1,800,000; Full time

Benefits offered by this job

Health benefits

Leadership growth opportunities

Performance incentives

Job summary

Placements24 in Klerksdorp is seeking an experienced Lead Smart Contract Developer to guide the design, development, auditing, and deployment of secure smart contracts across blockchain applications. You will lead a team, establish best practices, and influence the technical direction of the projects.

The role requires deep Solidity expertise, strong blockchain knowledge, and the ability to mentor engineers while ensuring high security and performance in a rapidly evolving cryptocurrency space.

Qualifications

• Extensive experience developing and deploying smart contracts on Ethereum or similar platforms.
• Expertise in Solidity and related languages; strong understanding of blockchain environments.
• Proven experience auditing smart contracts and applying security best practices.
• Demonstrated ability to lead and mentor technical teams in a fast-paced environment.
• Deep understanding of blockchain tech, consensus mechanisms, and dApps.

Responsibilities

• Lead design, development, testing, and deployment of secure, optimized smart contracts.
• Establish coding standards and security protocols for smart contract projects.
• Conduct thorough audits and security reviews to identify vulnerabilities.
• Mentor junior developers and cultivate technical excellence.
• Collaborate with product teams to define smart contract requirements and features.
• Stay current on advancements in smart contract languages and blockchain security.

Skills

Smart contracts

Solidity

Auditing & security

Leadership

Blockchain knowledge

Problem solving & communication

Job description

Placements24 in Klerksdorp is seeking an experienced Lead Smart Contract Developer to guide the design, development, auditing, and deployment of secure smart contracts across blockchain applications. You will lead a team, establish best practices, and influence the technical direction of the projects.

The role requires deep Solidity expertise, strong blockchain knowledge, and the ability to mentor engineers while ensuring high security and performance in a rapidly evolving cryptocurrency space.