Senior Blockchain Protocol Engineer — Go/Rust/C++

Placements24; Randburg; Hybrid; ZAR 1,200,000 - 2,000,000; Full time

Benefits offered by this job

Salary + bonus structure

Health, dental, and vision coverage

Stock options or token grants

Generous paid time off

Professional development opportunities

Cutting-edge blockchain technology

Job summary

Placements24 in Randburg is seeking a Blockchain Protocol Developer to design, implement, and optimize core protocol features. You will work on distributed systems, consensus mechanisms, and cryptography, contributing to scalable infrastructure for next‑generation decentralized applications.

This role requires 5+ years in software development with at least 3 years in blockchain protocol work, and proficiency in Go, Rust, or C++.

Qualifications

• Master's or Ph.D. in Computer Science, Cryptography, or a related field, or equivalent practical experience.
• 5+ years of software development, with at least 3 years in blockchain protocol development.
• Deep understanding of distributed systems, networking protocols, and cryptography.
• Proven experience in developing or significantly contributing to blockchain protocols (e.g., Ethereum, Bitcoin, Cosmos SDK).
• Proficiency in Go, Rust, or C++.

Responsibilities

• Design, implement, and test features for the core blockchain protocol.
• Develop and optimize consensus algorithms and network components.
• Write high-quality, well-documented code in Go, Rust, or C++.
• Contribute to the security and stability of the blockchain network through testing and code reviews.
• Research and evaluate emerging blockchain technologies and protocols.
• Collaborate with cross-functional teams, including smart contract developers and cryptographers.
• Troubleshoot and resolve complex technical issues related to the blockchain protocol.
• Contribute to technical documentation and whitepapers.
• Mentor junior developers and share expertise on protocol development.

Skills

Distributed systems

Networking protocols

Cryptography

Consensus mechanisms

Performance optimization

Security best practices

Analytical thinking

Communication

Team collaboration

Education

Master's or Ph.D. in Computer Science, Cryptography, or related field

Tools

Go

Rust

C++

Job description

Placements24 in Randburg is seeking a Blockchain Protocol Developer to design, implement, and optimize core protocol features. You will work on distributed systems, consensus mechanisms, and cryptography, contributing to scalable infrastructure for next‑generation decentralized applications.

This role requires 5+ years in software development with at least 3 years in blockchain protocol work, and proficiency in Go, Rust, or C++.