Senior Director, Full-Stack Engineer - Crypto Security Engineer

BNY Mellon•New York, NY

1d•Onsite

About The Position

At BNY, our culture allows us to run our company better and enables employees’ growth and success. As a leading global financial services company at the heart of the global financial system, we influence nearly 20% of the world’s investible assets. Every day, our teams harness cutting-edge AI and breakthrough technologies to collaborate with clients, driving transformative solutions that redefine industries and uplift communities worldwide. Recognized as a top destination for innovators, BNY is where bold ideas meet advanced technology and exceptional talent. Together, we power the future of finance – and this is what #LifeAtBNY is all about. Join us and be part of something extraordinary. We’re seeking a future team member for the role of Security Engineer – Digital Asset Custody to join our Digital Asset Infrastructure team. This role is located in New York, NY. In this role, you’ll make an impact in the following ways: Build secure, scalable infrastructure powering the future of institutional digital finance, focusing on cryptography, distributed systems, and next-generation transaction security. Collaborate closely with cryptographers to develop highly secure and resilient crypto and tokenized asset custody solutions. Implement and audit cryptographic code using secure coding practices in C/C++, Go, or Rust, ensuring resistance to security attacks such as side-channel attacks. Perform threat modeling, code reviews, and design tests to identify and mitigate potential vulnerabilities in cryptographic protocols and custody systems.

Requirements

Expertise in secure software development and cryptography engineering, with hands-on experience in cryptographic protocols and secure coding practices.
Proficiency in programming languages such as C/C++, Go, or Rust, and familiarity with cryptographic libraries like OpenSSL or MPC-specific libraries.
Strong knowledge of hardware security features including Intel SGX, hardware security modules (HSMs), and trusted execution environments with remote attestation.
Experience integrating with blockchain nodes/APIs, understanding blockchain transaction formats (e.g., Bitcoin UTXOs, Ethereum RLP), and building wallet backend systems.
Solid skills in threat modeling, networking (sockets, RPC frameworks), concurrency control, secure storage, and cloud security best practices.
15+ years of experience in software development required.
Bachelor's degree in computer science engineering or a related discipline, or equivalent work experience required.

Nice To Haves

Familiarity with containerization and secure deployment environments is a plus.
Experience in the securities or financial services industry is a plus.
Advanced degree is beneficial.

Responsibilities

Build secure, scalable infrastructure powering the future of institutional digital finance, focusing on cryptography, distributed systems, and next-generation transaction security.
Collaborate closely with cryptographers to develop highly secure and resilient crypto and tokenized asset custody solutions.
Implement and audit cryptographic code using secure coding practices in C/C++, Go, or Rust, ensuring resistance to security attacks such as side-channel attacks.
Perform threat modeling, code reviews, and design tests to identify and mitigate potential vulnerabilities in cryptographic protocols and custody systems.