Cryptography jobs in Greenwich, CT

Senior Resident Engineer, Post-Quantum Cryptography (KeyFactor AgileSec) - Hybrid

Hybrid in New York, New York

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Today

Position: Senior Resident Engineer, Post-Quantum Cryptography (KeyFactor AgileSec) Location: US locations, 3 days onsite Role Overview The Senior Resident Engineer will support a leading financial services client's post-quantum cryptography (PQC) inventory assessment and migration readiness program, delivered on KeyFactor's AgileSec platform. This role supports a broad ecosystem that may include KeyFactor AgileSec, enterprise PKI, certificate lifecycle management, HSM-backed key management, a

Contract

90-115/hr

Cryptography Firmware Engineer

Remote

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Today

Overview LMI is seeking an Cryptography Firmware Engineer to support the development of secure embedded systems for next-generation mesh networking products used by Department of Defense customers. This role focuses on implementing embedded cryptographic capabilities, integrating hardware security features, and developing secure key management solutions across LMI's product portfolio. The ideal candidate has experience with embedded firmware development and an interest in applied cryptography.

Contract

USD 90,000.00 - 130,000.00 per year

Senior Protocol Engineer

New York, New York

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2d ago

About: I'm partnering with a well-funded venture-backed startup that's building next-generation trading infrastructure and is looking to hire a Protocol Engineer to join its core engineering team. This is an opportunity to work directly with the founders and help build ultra-low-latency systems powering quantitative crypto trading. The company has recently expanded into quantitative trading after successfully building infrastructure in the digital asset space and is now investing heavily in its

Full-time

$150k - 300k per year

Cloud Engineer-Cryptography and PKI Engineer(Terraform Experience)

Remote

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6d ago

Cloud Engineer-Cryptography and PKI Engineer(Terraform Experience) Remote 12+ Months We are seeking a hands-on cloud engineer with experience implementing cryptography, encryption, and Public Key Infrastructure (PKI) across AWS, Microsoft Azure, and Google Cloud Platform (Google Cloud Platform). This role will focus on protecting data at rest and in transit and integrating cryptographic services into cloud platforms, applications, and enterprise services. Implement and manage encryption for data

Easy Apply

Contract

Depends on Experience

Java Cryptography/ Encryption Engineer

Remote

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4d ago

Experience57 yearsin Java development with strong hands-on experience in application security, cryptography, PKI, and secure software development. Job SummaryWe are looking for aSenior Java Security Engineerwith strong expertise inJava Cryptography Architecture (JCA), Java Cryptography Extension (JCE), PKI, X.509 certificates, encryption, digital signatures, and secure application development. The ideal candidate will have hands-on experience implementing cryptographic solutions usingAES, RSA, E

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Contract

Security Engineer (Blockchain & Cryptography)

New York, New York

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Today

Security Engineer (Blockchain & Cryptography) We are seeking a highly skilled Security Engineer to help build secure, resilient software that supports next-generation digital asset and cryptographic platforms. This is a hands-on backend engineering role focused on implementing advanced cryptographic concepts into production-ready software-not a traditional cybersecurity or security operations position. You will work alongside cryptographers and software engineers to develop secure transaction p

Full-time

Software Engineer - NYC- Leading Digital Asset Investment Technology

New York, New York

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11d ago

Summary Operating at the intersection of crypto and capital markets, my client builds high-performance trading technology for the rapidly evolving digital asset industry, supporting the entire trading lifecycle. They're looking for motivated engineers with a track record of building large, complex backend systems who are eager to take ownership of their work and contribute to the full development lifecycle. This role offers the opportunity to work on key areas including order routing, market dat

Full-time

Delivery Consultant

New York

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Today

Delivery Consultant, IBM Corporation, Armonk, NY and various unanticipated client sites throughout the US (Up to 80% telecommuting permitted): Implement and support Linux on Z/LinuxONE client environment. Update hardware configurations using the HMC interface. Implement and support Red Hat KVM and OpenShift environments, including building, upgrading, performing maintenance, and debugging issues. Build and support Ansible automation scripts to migrate workloads from x86 servers to Linux on Z/Lin

Full-time

USD 167,329.00 - 211,000.00 per year

C/Linux Developer

Brooklyn, New York

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12d ago

C/LinuxDeveloperContract Type/Duration: Contract, 6 months Location: Brooklyn, NY Hybrid, 3 days onsite. Local candidates required. Work Hours: 40 hours per week Start Date: ASAP Pay Rate: Not provided Job SummaryWe are seeking a C/LINUXDeveloper with strong low-level systems programming experience to support the modernization of enterprise authentication infrastructure. The environment is moving away from legacy Kerberos-based components, making deep C and Linux/UNIX engineering skills more im

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Contract

60 - 75

Senior Director, Analyst - Cybersecurity Leadership

Stamford, Connecticut

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Today

About the role: Gartner Analysts are industry thought leaders who create must-have insights, market predictions and best practices for a broad range of world-leading organizations. A Senior Director serves as a leader within Gartner's Business and Technology Insights (BTI) group, establishing oneself as a credible voice within their designated market at local, regional and global levels. Utilizing exceptional research and analytical skills, a Senior Director plays a significant role in producin

Full-time

USD 172,000.00 - 202,500.00 per year

Staff Security Engineer, Secure Digital Asset Operations

New York, New York

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10d ago

At Ripple, we're building a world where value moves like information does today. It's big, it's bold, and we're already doing it. Through our crypto solutions for financial institutions, businesses, governments and developers, we are improving the global financial system and creating greater economic fairness and opportunity for more people, in more places around the world. And we get to do the best work of our career and grow our skills surrounded by colleagues who have our backs. If you're rea

Full-time

USD 200,000.00 - 250,000.00 per year

Crypto Associate Relationship Manager - Electronic Trading

Greenwich, Connecticut

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10d ago

DRW is a diversified trading firm with over 3 decades of experience bringing sophisticated technology and exceptional people together to operate in markets around the world. We value autonomy and the ability to quickly pivot to capture opportunities, so we operate using our own capital and trading at our own risk. Headquartered in Chicago with offices throughout the U.S., Canada, Europe, and Asia, we trade a variety of asset classes including Fixed Income, ETFs, Equities, FX, Commodities and En

Full-time

USD 100,000.00 - 150,000.00 per year

Senior Software Engineer, Backend (Infrastructure)

New York, New York

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10d ago

Affirm is reinventing credit to make it more honest and friendly, giving consumers the flexibility to buy now and pay later without any hidden fees or compounding interest. The Engineering team builds systems that power Affirm's mission. We take pride in our craft, building reliable, performant, and scalable solutions that touch every part of the business. Whether we're enabling new ways to pay, ensuring our platforms can scale to the most demanding levels in the industry, or developing seamles

Full-time

USD 195,000.00 - 255,000.00 per year

Staff Security Engineer, Secure Digital Asset Operations

New York, New York

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Today

Full-time

USD 200,000.00 - 250,000.00 per year

Software Engineer - Early Career

New York, New York

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Today

Uniswap Labs is a core contributor to the Uniswap Protocol, the world's largest DEX, with over $4 trillion in volume across 17 chains. It builds products that help millions access the protocol, including the Uniswap Web App, Wallet, and Trading API. Uniswap Labs is also the primary technical provider for Unichain, a DeFi-native Ethereum Layer 2 built to be the home for liquidity across chains. When you join Uniswap, you become part of a team that's reshaping the way value flows on the internet.

Full-time

USD 138,000.00 - 200,000.00 per year

Assoc, AI & IT Operations Engineer

New York, New York

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Yesterday

Who We Are: Galaxy Digital Inc. (Nasdaq: GLXY) is a global leader in digital assets and data center infrastructure, growing the economy that runs on code. Galaxy delivers the onchain infrastructure that connects institutions to digital assets, including trading, advisory, asset management, staking, self-custody, and tokenization. Galaxy also develops and operates data center infrastructure to power AI and HPC workloads. Anchored by its Helios campus in Texas, Galaxy is building a multi-gigawatt

Full-time

USD 100,000.00 - 125,000.00 per year

Assoc, AI & IT Operations Engineer

New York, New York

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Today

Full-time

USD 100,000.00 - 125,000.00 per year

Senior Software Engineer (Core) - NYC- Leading Digital Asset Investment Technology

New York, New York

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11d ago

Summary Operating at the intersection of crypto and capital markets, my client builds high-performance trading technology for the rapidly evolving digital asset industry, supporting the entire trading lifecycle. They're looking for detail-oriented engineers with a track record of owning large-scale distributed systems to build the platform infrastructure that underpins their entire trading ecosystem. This role offers the opportunity to dig deep into high-performance, distributed systems engineer

Full-time

Director, Cyber Security Engineer

New York, New York

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Today

Job Description Director, Cyber Security Engineer 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. Re

Full-time

USD 127,000.00 - 225,000.00 per year

Director, Corporate & Product Communications

New York, New York

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10d ago

Full-time

USD 196,000.00 - 240,000.00 per year

Cryptography jobs in Greenwich, CT, USA