Senior Blockchain Protocol Engineer — Remote

Placements24; Polokwane; Hybrid; ZAR 900,000 - 1,500,000; Full time

Benefits offered by this job

Stock options

Flexible hours

Health, dental, and vision insurance

Paid time off

Parental leave

Retirement savings plan

Professional development budget

Conference access

Open research publishing opportunities

Remote work

Job summary

Placements24 is seeking a Blockchain Protocol Engineer to design, optimize and extend core blockchain protocols from a remote setting. You will tackle consensus, cryptography, and distributed systems challenges while contributing to scalable, secure infrastructure.

The role emphasizes deep theoretical knowledge and practical coding in Rust, Go, or C++, with collaboration across a global researchers and engineers.

Qualifications

• Master's or PhD in Computer Science, Cryptography, or related field.
• 5+ years in blockchain protocol development or systems programming.
• Deep understanding of distributed systems, consensus mechanisms and cryptographic primitives.
• Proficiency in Rust, Go, or C++ and strong network programming knowledge.
• Experience with open-source projects and formal verification methods.

Responsibilities

• Design, develop, and implement new features for core blockchain protocols.
• Optimize protocol parameters for performance, scalability, and security.
• Research consensus, cryptography, and distributed systems extensively.
• Write high-quality, well-tested code in Rust, Go, or C++.
• Collaborate to define protocol specifications and perform code reviews.
• Troubleshoot complex issues within the blockchain network.
• Contribute to network monitoring and analysis tool development.
• Stay updated with latest blockchain research and open-source work.
• Document protocol designs and upgrade procedures.
• Engage with the developer community and contribute to discussions.
• Possibly contribute to client software and SDK development.

Skills

Blockchain prot.

Distributed systems

Rust/Go/C++

P2P networks

Formal verification

Open-source contributions

Education

Master's or PhD in CS/Cryptography

Tools

Rust

Go

C++

Job description

Placements24 is seeking a Blockchain Protocol Engineer to design, optimize and extend core blockchain protocols from a remote setting. You will tackle consensus, cryptography, and distributed systems challenges while contributing to scalable, secure infrastructure.

The role emphasizes deep theoretical knowledge and practical coding in Rust, Go, or C++, with collaboration across a global researchers and engineers.