Senior Staff Software Engineer (Crypto, SV) - IC8+ - US - 2026

The role

You will set multi-year technical and product direction for crypto systems. You will lead the architecture of security-critical crypto capabilities and partner with product and business leaders to define crypto experiences.

What you will do

• Set multi-year technical and product direction for Nu's crypto systems.
• Partner with product and business leaders to define crypto experiences.
• Lead the architecture of security-critical crypto capabilities.
• Translate technical understanding of blockchain systems into product capabilities.
• Anticipate scalability, reliability, security, and regulatory challenges.
• Drive complex initiatives across team and organizational boundaries.
• Provide technical leadership through major security incidents or production events.
• Mentor Staff+ engineers and engineering leaders.

Required qualifications

• Deep, hands-on technical expertise in blockchain and crypto systems — protocols, on-chain data, custody, signing/key management, wallets, asset movement, or smart contracts.
• A sustained record of Staff+ level technical leadership with impact spanning multiple teams or domains.
• Demonstrated ability to translate deep protocol/technical understanding into customer-facing product decisions and business outcomes.
• Experience leading highly complex, ambiguous, security-critical initiatives requiring both technical depth and cross-functional judgment.
• Ability to reason about business models, product strategy, and market positioning alongside technical tradeoffs.
• Ability to influence engineering leaders, product leaders, security, risk, and compliance stakeholders without formal authority.
• A strong record of mentoring senior/staff engineers and raising the quality of technical and product decision-making.
• Exceptional communication skills.

Nice to have

• Experience shaping product or business strategy for crypto or digital-asset offerings specifically, beyond technical architecture.
• Experience across multiple blockchain networks or protocol families.
• Experience with HSMs, secure enclaves, or hardware-backed key-management infrastructure.
• Experience in regulated banking, fintech, payments, or institutional digital assets.
• Recognition as a technical reference in crypto, blockchain security, or distributed systems.

Before you apply

• Recruitment process may involve the use of artificial intelligence–enabled tools, such as automated interview transcription and analysis.
• Nu does not provide individualized technical feedback.

About the company

Nu serves more than 140 million customers with a mission to fight complexity and empower people. The company uses proprietary technology and data at scale to power its digital platform.