- Johannesburg
- Salary: Market Related
- Job Type: Contract
- Sectors: IT
- Reference: 170701
Vacancy Details
Employer: iqbusiness South Africa
iqx the Technology Division of iqbusiness is seeking a Tech Operations Lead / Team Lead (Architecture + Delivery) to take ownership of technical execution, operational stability, and architectural governance within a fintech/Web3 environment.
The successful candidate will combine strong engineering capability with operational leadership, ensuring that systems remain stable, scalable, and secure while delivery remains predictable and controlled.
Current Technical Context
Our platform operates in a fintech/Web3 hybrid environment and includes:
Backend: Node.js v18
Frameworks: Express.js & React.js
We have implemented JWKS-based verification following Fireblocks documentation for Detached JWS verification. However, recurring verification issues remain.
The Tech Operations Lead will be expected to:
Review the current JWKS webhook verification implementation
Validate alignment with Fireblocks’ best practices
Identify gaps or misconfigurations
Strengthen signature verification, key rotation handling, caching, and replay protection
This requires strong security awareness and hands-on debugging capability.
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
7 people have applied for this job. 40 people have viewed this job.
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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