Software Security Engineer - Dragonfly Portfolio
Dragonfly · New York, United States · On-site
Pay: USD 200,000 – 300,000 a year
Posted Oct 2, 2026
Sign up free: we match you to jobs like this, tailor your application and fill the form. 2 free applications every day.
Dragonfly is a crypto-native Venture Capital and research firm with $3.6B+ in assets under management and 160+ portfolio companies. Our Talent team connects people with roles across our portfolio, opening the door to opportunities through our Talent Network.
This is not a listing for an internal role at Dragonfly. This posting is to connect you directly with one or more companies in our portfolio that are actively hiring for Security Engineers who can also code .
What these roles may involve
Depending on the company and level, responsibilities may include:
Designing and operating security infrastructure across cloud, network, and production environments
Building and managing PKI, certificates, authentication, and key management systems
Designing secure network architecture, segmentation, private connectivity, and zero-trust systems
Owning IAM, secrets management, cloud KMS, HSMs, and access controls
Implementing secure API infrastructure, request signing, replay protection, and audit logging
Building security monitoring, anomaly detection, and incident response processes
Partnering with Engineering and Infrastructure teams to identify and address security risks
Managing penetration testing, vulnerability assessments, and remediation
Supporting security audits and compliance programs such as SOC 2 and ISO 27001
Building security processes and infrastructure from the ground up in early-stage environments
Collaborating on smart contract, blockchain, wallet, custody, or other crypto-specific security systems
What portfolio companies are generally looking for
Strong experience building or operating production security systems
Deep understanding of network, infrastructure, cloud, or application security
Experience with areas such as PKI, IAM, secrets management, HSMs, KMS, network segmentation, or zero-trust architecture
Comfort owning security projects end-to-end and working directly with engineering teams
Ability to operate in fast-moving environments where security infrastructure is still being built
Strong attention to detail and understanding of how security decisions affect production systems
Experience responding to incidents, managing audits, or working with external security partners
Ability to work across technical and non-technical teams
Nice to have
Experience at a crypto, fintech, payments, trading, custody, or financial infrastructure company
Experience working with regulated financial institutions or institutional counterparties
Familiarity with smart contract or blockchain security
Experience with cryptographic signing, attestation, or multi-party signing systems
Experience with SOC 2, ISO 27001, penetration testing, or security audits
Previous experience as an early or founding security engineer
Process
We’ll confidentially match you with portfolio companies aligned with your background, skill set, and interests
If you and a team are interested, we’ll facilitate a warm introduction.…