- Johannesburg Remote
- Salary: Market Related
- Job Type: Contract
- Sectors: IT
- Reference: 167155
Vacancy Details
Employer: iqbusiness South Africa
iqx the Technology Division of iqbusiness is seeking a Senior Software Developer with strong Web3 and blockchain experience to design, build, and scale decentralized and web-based applications. The ideal candidate is a hands-on engineer with deep technical expertise, a passion for emerging technologies, and the ability to deliver high-quality solutions in a fast-paced environment.
This role requires close collaboration with product, architecture, and security teams to develop secure, scalable, and user-centric platforms leveraging blockchain technologies.
Key Responsibilities
Design, develop, and maintain high-performance Web3 and full-stack applications
Build and deploy smart contracts and decentralized applications (dApps)
Integrate blockchain solutions with traditional web platforms and APIs
Ensure security, scalability, and performance best practices across all solutions
Conduct code reviews, mentor junior developers, and contribute to engineering best practices
Collaborate with cross-functional teams to translate business requirements into technical solutions
Stay current with emerging Web3 trends, protocols, and tools
Required Skills & Experience
Senior-level software development experience (7+ years preferred)
Strong experience in Web3 / Blockchain development
Proficiency in Solidity and smart contract development
Experience with Ethereum, Layer 2 solutions, or other blockchain platforms
Strong programming skills in JavaScript / TypeScript, Node.js, or similar
Experience building and consuming REST and/or GraphQL APIs
Solid understanding of cryptography, security, and decentralized architectures
Experience with cloud platforms and CI/CD pipelines
Ability to work independently and drive technical decisions.
Please Note:
As all iqbusiness roles require honesty in the handling of or access to cash, finances, financial systems, or confidential information; our recruitment process requires that the following background checks be completed: credit, criminal, ID, and qualification verification.
iqbusiness is committed to sustainable growth and transformation, we embrace diversity and employ previously disadvantaged individuals
1 person has viewed this job.
Photos
Quotes
Opportunity
IQbusiness has also given me the opportunity to be involved in exciting initiatives such as B-Corp and the Women’s Chapter Network which allows me to find meaning in my work. Working under good leadership and a supportive team at IQbusiness really makes me enjoy coming to work every day.
Sheneez Sigamoney
RAS – Senior Associate – Sustainability