Tech Operations Lead / Team Lead (Architecture + Delivery)

# Tech Operations Lead / Team Lead (Architecture + Delivery)iqbusiness South AfricaJohannesburg, GautengPermanentPosted 11 FEBRUARY 2026 - Closing Date Job Descriptioniqx 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 ContextOur platform operates in a fintech/Web3 hybrid environment and includes: Backend: Node.js v18 Frameworks: Express.js & React.jsWe 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 protectionThis 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