Remote Senior Blockchain Engineer - Protocol Architect

Placements24; Gauteng; Hybrid; ZAR 1,200,000 - 2,100,000; Full time

Job summary

Placements24 is seeking a highly experienced Senior Blockchain Engineer to lead core protocol development from a fully remote setup. You will design, architect, and implement the platform's infrastructure, collaborating with a global team.

The role requires deep knowledge of distributed systems and cryptography, with mentorship for junior engineers and influence on technical strategy. Remote-first culture emphasizes asynchronous comms, clear docs, and robust security.

Qualifications

• 5+ years of software engineering experience with blockchain and distributed systems.
• Deep understanding of consensus protocols (PoW, PoS, Tendermint).
• Proficiency in Go, Rust, or C++.
• Experience with cryptography, secure coding, and network security.
• Ability to design and implement large-scale distributed systems.
• Strong communication and remote teamwork skills.

Responsibilities

• Design and develop core blockchain protocols, including consensus, P2P networking, and state management.
• Lead implementation of new features and upgrades for the blockchain network, ensuring stability and security.
• Optimize network performance, throughput, and data consistency.
• Conduct security analysis and defend against threats.
• Mentor junior engineers and guide technical growth.
• Contribute to architectural decisions and technical strategy for the ecosystem.

Skills

Blockchain technology

Distributed systems

Go

Rust

C++

Cryptography

Secure coding

Networking security

Remote collaboration

Job description

Placements24 is seeking a highly experienced Senior Blockchain Engineer to lead core protocol development from a fully remote setup. You will design, architect, and implement the platform's infrastructure, collaborating with a global team.

The role requires deep knowledge of distributed systems and cryptography, with mentorship for junior engineers and influence on technical strategy. Remote-first culture emphasizes asynchronous comms, clear docs, and robust security.