Cryptography Jobs

Experienced application security engineer sought to lead client-side hardening, cryptography, and secure SDLC practices for high-impact desktop and mobile applications in a fully-remote US position.

Two Six Technologies is hiring a Senior Embedded Software Engineer to develop low-level Linux software, secure update mechanisms, and hardware-software interfaces for mission-capable, field-deployable systems (remote or Arlington, VA).

Customer-Centric

Mission Driven

Inclusive & Diverse

Rise from Within

Diversity of Opinions

Work/Life Harmony

Growth & Learning

Transparent & Candid

Medical Insurance

Paid Time-Off

Maternity Leave

Mental Health Resources

Equity

Child Care stipend

Paternity Leave

WFH Reimbursements

Flex-Friendly

Dental Insurance

Vision Insurance

Life insurance

Health Savings Account (HSA)

Flexible Spending Account (FSA)

401K Matching

Military leave

NVIDIA seeks a Senior System Software Engineer in Santa Clara to architect and implement cryptographic key management, PKI, and signing systems for cloud and on-prem products.

Electric Coin Co. seeks a Senior Brand & Creative Director to lead brand identity and visual systems for Zcash and Zashi, turning complex privacy technology into refined, accessible visuals.

Nightwing seeks a systems-focused Software Developer (Linux) to build and harden low-level C/C++ software for security-focused commercial and government products.

Build and lead the design and implementation of Palette Labs' core decentralized protocol primitives, smart contracts, and onchain/offchain integrations as the Founding Protocol Engineer.

Lead strategy, research, and program execution for QKD and secure quantum networking, guiding cross-functional teams from lab research to real-world pilot deployments.

SGS is hiring a Technical Project Manager to bridge technical teams and business stakeholders, driving delivery of software and AI projects with strong governance and commercial focus.

Lead a distributed engineering team building secure, scalable systems as the Engineering Manager, Transparency for a remote US-based tech organization.

Lead program protection and systems security engineering for autonomous defense platforms, translating threat-informed requirements into secure architectures and verifiable system designs.

Work remotely on EST hours as a senior firmware engineer building and owning payment and IoT device firmware for a fast-growing vertical SaaS and hardware company transforming the laundry industry.

Electric Coin Co. seeks a Director of Security to own incident response, security assurance, and the security strategy for Zcash across distributed teams and external partners.

Lead cybersecurity for classified AI systems at a mission-driven defense contractor, designing secure architectures, conducting assessments, and responding to incidents to protect warfighter capabilities.

Become part of Visa's Applied Cryptography team to support PKI, HSMs and enterprise encryption services protecting data and transactions across a global payments network.

CI&T is hiring a Hybrid Technical Business Analyst in Malvern, PA to translate stakeholder needs into clear requirements, collaborate with development teams, and help deliver scalable, secure AI-enabled solutions.

Consensys seeks a Senior Software Engineer for MetaMask's Accounts Framework to architect and implement scalable account models, hardware wallet integrations, and Backup & Sync improvements across Ethereum, Bitcoin, and Solana in a remote-first environment.

Inclusive & Diverse

Collaboration over Competition

Growth & Learning

Mission Driven

Transparent & Candid

Lead the development of ergonomic, open-source SDKs and fullstack integrations for Coinbase's CDP APIs to onboard the next wave of developers to crypto.

Experienced enterprise architect needed to design developer-centric crypto-agility tools, set crypto standards, and lead the PQC transition roadmap.

Lead the development of Web SDKs, backend APIs and partner-facing integrations to expand World ID’s privacy-first digital identity protocol and developer ecosystem.

Lead security strategy and engineering for mission-critical blockchain wallet infrastructure, protecting client assets while embedding security across the stack.

Lead the design and implementation of high-performance, secure fleet telemetry and control software in Rust for resource-constrained, on-premises energy assets across Verse’s customer deployments.