Nubank

Senior Security Engineer (Blockchain Security) - BR - 2026

Nubank

Core Responsibilities

Apply an offensive security mindset to our crypto and blockchain products by simulating attacks and running penetration tests. Drive product security across the crypto portfolio through threat modeling and security-by-design reviews. Build and operate in-house security services and tooling that integrate with our crypto products. Ensure compliance with regulatory requirements by mapping controls and supporting audits.

Requirements

Strong product security and/or offensive security background with experience in penetration testing and vulnerability assessment. Hands-on software engineering ability with proficiency in Clojure or willingness to learn. Solid knowledge of blockchain fundamentals and recent attack vectors. Familiarity with security frameworks such as OWASP and NIST CSF.

Additional Information

Experience Level

Senior

Job Language

English

Employment Type

Full-time

Work Mode

Hybrid