Cryptography Security Engineer

We are seeking a Cryptography Security Engineer to join a highly specialized Digital Assets Security Engineering team responsible for building secure, scalable infrastructure supporting the future of institutional digital finance. This role focuses on designing and implementing secure cryptographic solutions, protecting digital asset custody platforms, and partnering with cryptographers to develop resilient, enterprise-grade security capabilities.

This role is based in New York, NY and follows a hybrid schedule with 4 days onsite per week.

Key Responsibilities:

• Security Engineering: Design, develop, and implement secure software components supporting digital asset custody and cryptographic infrastructure

• Cryptography Development: Partner with cryptographers to build secure custody solutions utilizing modern cryptographic protocols, MPC frameworks, and secure key management techniques

• Threat Modeling: Identify, assess, and mitigate security risks across distributed systems, cryptographic workflows, and transaction processing environments

• Secure Software Development: Develop security-focused applications using C/C++, Go, or Rust while following secure coding standards and protecting against common attack vectors

• Blockchain Integration: Integrate with blockchain nodes and APIs while supporting transaction creation, signing, and secure communication across multiple blockchain networks

• Security Reviews: Perform security-focused code reviews, vulnerability analysis, and testing to identify weaknesses in cryptographic implementations and application design

• Infrastructure Security: Design secure storage solutions for encrypted key material, audit logs, and sensitive application data while supporting secure networking and communication between distributed services

• Cloud & Platform Security: Support secure deployment architectures utilizing cloud technologies, containerized environments, trusted execution environments, and hardware security modules

• Cross-Functional Collaboration: Work closely with engineering, security, and architecture teams to develop resilient security solutions that balance performance, scalability, and compliance

Do you have experience in Threat Modeling (Architecture security)?, * Experience in secure software development and cryptography engineering

• Proficiency developing applications using C/C++, Go, or Rust

• Experience working with OpenSSL, MPC frameworks, or other cryptographic libraries

• Strong understanding of threat modeling and secure application design

• Experience implementing or supporting cryptographic protocols and secure key management

• Experience integrating with blockchain nodes, APIs, and blockchain transaction formats

• Familiarity with hardware security technologies including Intel SGX, Hardware Security Modules (HSMs), or Trusted Execution

Environments

• Knowledge of secure storage, databases, networking, and distributed systems

• Strong analytical, troubleshooting, and communication skills

Preferred Experience:

• Bachelor’s degree in Computer Science, Cybersecurity, Engineering, or a related field

• Experience working with Multi-Party Computation (MPC) frameworks and digital asset custody platforms

• Experience with cloud security, containerization, and secure deployment architectures

• Familiarity with blockchain technologies including Bitcoin, Ethereum, and other distributed ledger platforms

• Experience designing or reviewing cryptographic implementations for enterprise-scale applications

• Experience working within highly secure, regulated financial technology environments

Pulled from the full job description

• Health insurance
• Retirement plan
• Vision insurance
• Dental insurance

At BNY, our culture allows us to run our company better and enables you to grow and succeed. 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 and champions of inclusion, 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., This is an opportunity to help build the next generation of secure digital asset infrastructure at one of the world’s leading financial institutions. You’ll work alongside experts in cryptography, blockchain, and security engineering to develop resilient custody solutions, solve complex security challenges, and contribute to cutting-edge technologies shaping the future of institutional digital finance.

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