Lead Blockchain Developer

Placements24; Southampton; Hybrid; GBP 41,000 - 82,000; Full time

Benefits offered by this job

Competitive salary

Hybrid work arrangement

Medical, dental, and vision coverage

Retirement savings plan

Professional development budget

Growth opportunities

Office located in Randburg

Job summary

WhatJobs Direct is seeking a highly experienced Lead Blockchain Developer to join their pioneering team and steer a technical vision across blockchain initiatives. Based in Randburg with strong remote flexibility, you will guide development teams, architect scalable dApps, and ensure secure, high-quality deployments.

You will lead a team of developers, review code, shape standards, and collaborate with product managers to define roadmaps.

Qualifications

• 5+ years of software development experience with focus on blockchain
• Proven experience leading development teams and managing technical projects
• Deep understanding of blockchain fundamentals, cryptography, distributed systems

Responsibilities

• Lead a team of blockchain developers, providing guidance and mentorship
• Architect scalable, secure blockchain solutions and decentralized applications (dApps)
• Oversee development, testing, and deployment of smart contracts and blockchain protocols
• Define and enforce coding standards, best practices, and processes
• Collaborate with product managers and stakeholders to define roadmaps and requirements
• Conduct code reviews for quality, maintainability and security
• Evaluate and integrate new blockchain technologies, tools, and frameworks
• Troubleshoot and resolve complex production issues
• Stay updated on industry trends, security vulnerabilities, and advancements
• Contribute to technical strategy and long-term architectural planning

Skills

Team leadership

Blockchain architecture

Smart contracts

Solidity

Rust

Hardhat

Truffle

Ethereum

Cryptography

Distributed systems

Education

Bachelor's degree

Master's degree

Tools

Hardhat

Truffle

Web3.js

Ethers.js

Job description

About the Role

Our client, WhatJobs Direct, is seeking a highly experienced and motivated Lead Blockchain Developer to join their pioneering team. This role is an exciting opportunity to take a leadership position within the rapidly evolving crypto and blockchain industry. We are looking for a technical leader who can guide development teams, architect robust solutions, and contribute significantly to our innovative projects. While this role is based in **Randburg**, we offer a significant degree of remote flexibility, allowing successful candidates to work predominantly from home, with occasional in-office presence for key strategic meetings and team collaboration. You will be responsible for driving the technical vision for our blockchain initiatives, ensuring the delivery of high-quality, scalable, and secure decentralized applications. If you are a passionate blockchain expert looking to make a substantial impact and mentor a talented team, this role is for you. We value innovation, collaboration, and technical excellence in our **Randburg**-based operations and remote teams.

Key Responsibilities

• Lead a team of blockchain developers, providing technical guidance and mentorship.
• Architect and design scalable, secure, and efficient blockchain solutions and decentralized applications (dApps).
• Oversee the development, testing, and deployment of smart contracts and blockchain protocols.
• Define and enforce coding standards, best practices, and development processes.
• Collaborate with product managers, designers, and stakeholders to define project roadmaps and requirements.
• Conduct code reviews, ensuring high-quality, maintainable, and secure code.
• Evaluate and integrate new blockchain technologies, tools, and frameworks.
• Troubleshoot and resolve complex technical issues in production environments.
• Stay abreast of the latest industry trends, security vulnerabilities, and advancements in the blockchain space.
• Contribute to technical strategy and long‑term architectural planning.

Requirements

• Bachelor's or Master's degree in Computer Science, Engineering, or a related field.
• Extensive experience (5+ years) in software development, with a significant focus on blockchain technology (3+ years).
• Proven experience leading development teams and managing technical projects.
• Deep understanding of blockchain fundamentals, distributed systems, cryptography, and consensus mechanisms.
• Proficiency in smart contract development languages (e.g., Solidity, Rust) and frameworks (e.g., Hardhat, Truffle).
• Experience with various blockchain platforms (e.g., Ethereum, Binance Smart Chain, Polygon).
• Strong knowledge of security best practices for blockchain applications.
• Excellent analytical, problem‑solving, and decision‑making skills.
• Strong communication, leadership, and interpersonal skills.
• Ability to work effectively in a hybrid model, balancing remote work with in‑office collaboration in **Randburg**.

Benefits

• Competitive salary and bonus structure.
• Hybrid work arrangement offering flexibility.
• Comprehensive medical, dental, and vision coverage.
• Retirement savings plan.
• Professional development budget and opportunities for growth.
• Be part of a cutting‑edge company in the exciting crypto and blockchain sector.
• Dynamic team environment with opportunities to influence technical direction.
• Office located in **Randburg** with excellent accessibility.