Lead Blockchain Architect - Remote, Equity & Impact

Placements24; Kempton Park; Remote; ZAR 1,200,000 - 2,000,000; Full time

Benefits offered by this job

Bonus program

Stock options

Flexible hours

Health benefits

Conference opportunities

Job summary

Placements24 seeks a Lead Blockchain Architect to drive the design of next-generation decentralized platforms from a home office in South Africa. You will set the architectural direction, guide engineers, and ensure secure, scalable blockchain solutions across public, private, and consortium networks.

Remote role based in Gauteng with a focus on distributed systems, consensus algorithms, and smart contract security.

Qualifications

• Advanced degree or equivalent extensive experience in computer science or related field.
• 10+ years in software architecture and development, with at least 5 in blockchain.
• Experience designing complex blockchain architectures (public, private, consortium).
• Expertise in consensus algorithms and smart contract security practices.
• Familiarity with Ethereum, Hyperledger, Corda and related platforms.
• Strong leadership, communication, and ability to drive remote teams.

Responsibilities

• Define the technical vision and architectural roadmap for blockchain initiatives.
• Lead design/development of scalable, secure blockchain networks and protocols.
• Evaluate blockchain technologies and consensus mechanisms; select frameworks.
• Oversee smart contracts and dApps with best security practices.
• Mentor blockchain developers and engineers; translate business needs into tech.

Skills

Blockchain architecture

Distributed systems

Leadership

Communication

Security best practices

Smart contract development

Cloud platforms

Containerization

Blockchain platforms knowledge

Education

Advanced degree in Computer Science or related field

Tools

Docker

Kubernetes

Solidity

Rust

Hyperledger Fabric

Corda

Ethereum

Job description

Placements24 seeks a Lead Blockchain Architect to drive the design of next-generation decentralized platforms from a home office in South Africa. You will set the architectural direction, guide engineers, and ensure secure, scalable blockchain solutions across public, private, and consortium networks.

Remote role based in Gauteng with a focus on distributed systems, consensus algorithms, and smart contract security.