Senior Security Engineer: Open Finance & On-Chain Security

Kraken; United States; Remote; USD 140,000 - 200,000; Full time

Job summary

Kraken is building the future of open finance with a focus on secure, tokenized and regulated on-chain assets. The security team owns end-to-end security across web, API, and on-chain components, improving cryptographic and custody workflows.

The role emphasizes hands-on security engineering, threat modeling, incident response, and collaboration with CISO and compliance. Applicants should bring strong cryptography and cloud security fundamentals.

Qualifications

• Strong application and infrastructure security fundamentals, OWASP, authn/authz, injections, supply-chain risk.
• Experience performing offensive security work (pentesting, vuln research, red-team).
• Applied cryptography, blockchain security, and knowledge of EVM, Solana, TON or Tron.
• Ability to own security items from audit to remediation to closure.

Responsibilities

• Own security deliverables end to end and coordinate audits and due-diligence responses.
• Pentest web apps, APIs, backend services, and on-chain components; build repeatable tooling.

Skills

Security fundamentals

Pentesting

Cryptography

Blockchain security

Ownership

Communication

Automation

Risk assessment

Tools

TypeScript

Node.js

Job description

Kraken is building the future of open finance with a focus on secure, tokenized and regulated on-chain assets. The security team owns end-to-end security across web, API, and on-chain components, improving cryptographic and custody workflows.

The role emphasizes hands-on security engineering, threat modeling, incident response, and collaboration with CISO and compliance. Applicants should bring strong cryptography and cloud security fundamentals.