Nubank

Staff Security Engineer (IAM) - BR - 2026

Nubank
Apply
3 months ago
São Paulo, Brazil +2 moreStaff+

Responsibilities

  • Define, communicate, and execute a multi-year IAM security strategy across multiple countries and regulatory jurisdictions.
  • Lead organization-wide authentication migrations across browser, operating system login, CLI, and API surfaces.
  • Design and maintain enterprise identity infrastructure, PKI and X.509 certificate lifecycle automation, mutual TLS, and credential management systems.
  • Create measurable organization-wide least-privilege access programs and track access risk posture.
  • Design and maintain security engineering frameworks covering technical mechanisms, policies, incentives, and assurance processes.
  • Lead technical incident response, root cause analysis, and structural improvements for identity and access security events.
  • Design and facilitate large-scale IAM preparedness exercises based on realistic attack paths.
  • Mentor senior engineers, lead university projects, and participate in hiring and career decisions.
  • Act as the technical authority for Legal, Compliance, internal audit, and external regulators on identity and access matters.

Requirements

  • More than 15 years of professional experience in security engineering, particularly identity, authentication, or access management.
  • Demonstrated success leading complex, multi-year security programs through measurable outcomes, including programs requiring significant organizational or technical adjustments.
  • Expert knowledge of OIDC, OAuth 2.0, SAML 2.0, FIDO2/WebAuthn, mutual TLS, and PKI.
  • Ability to produce, review, and reason about production-quality code in at least one general-purpose programming language.
  • Experience modeling identity-related threats, assessing attacker techniques, and designing resilient security controls.
  • Track record of solving practical security problems and distinguishing genuine risk reduction from compliance theater.
  • Experience communicating technical risk and strategic recommendations to executives, regulators, and other non-technical stakeholders.
  • Preferred experience in financial services or another regulated environment with multiple regulatory frameworks.
  • Preferred hands-on experience administering or integrating enterprise identity providers at scale, especially Okta or Keycloak.
  • Preferred experience securing third-party, BPO, or partner environments without direct operational control.
  • Preferred experience leading Zero Trust adoption in hybrid and multi-cloud environments.
  • Contributions to the security community through research, presentations, open-source tooling, or standards bodies are advantageous.

Benefits

  • Equity opportunity.
  • Food or meal card.
  • Public transportation commuting benefit.
  • Psychological, financial, and legal assistance program.
  • Life, medical, and dental insurance.
  • Language course program and learning platform access.
  • Extended parental leave, daycare allowance, and parental consultancy.
  • Work-from-home allowance and gym partnerships.
  • 30 days of paid vacation.
  • Hybrid work model requiring office attendance two to three times per week.
  • Recruitment may use AI-enabled tools for interview transcription and analysis, while final decisions are made by human reviewers.

Categories

Nubank

About Nubank

10,000+ employees

Nubank is a digital banking platform for consumers and small businesses in Latin America, offering a no-fee credit card, accounts, payments, lending, and investments through Nu Asset Management. It monetizes via interchange, interest, and product fees within its app-based ecosystem. Founded in 2013 and headquartered in São Paulo, it serves over 100 million customers across Brazil, Mexico, and Colombia and is listed on the NYSE (ticker: NU).

Contact me