Senior DeFi Smart Contract Security Engineer
ether.fi
ether.fi is seeking an exceptionally strong Senior Smart Contract Engineer with a security focus to design, build, and audit on-chain contracts across Stake, Liquid, and Cash. You will influence security practices from day one and collaborate with leadership to protect billions in user assets. You’ll review changes with external auditors, improve signing and multisig workflows, and help deploy safe upgrade paths while advancing on-chain operations and monitoring. #J-18808-Ljbffr ether.fi
$120k - $230k
...crypto. Positioned as a leading decentralized finance (DeFi) bank, ether.fi offers a fully integrated, non-... ...Position Overview: We’re looking for an exceptionally strong Senior Smart Contract Engineer with a security focus. You’ll design and build contracts that protect...SeniorContract work$226k - $282k
...Labs is also the primary technical provider for Unichain, a DeFi-native Ethereum Layer 2 built to be the home for liquidity across... ...flows on the internet. We are looking for an experienced smart contract engineer to help us build the next generation of the Uniswap Protocol...SeniorFull timeContract workRemote workHome office- ...profitable, venture-backed New York startup building performant DeFi protocols on high-throughput decentralized infrastructure.... .... The Opportunity Ellipsis Labs is seeking an SVM Smart Contract Engineer to join our team. In this role, you will: ~ Develop and maintain...SeniorFull timeContract work
- ...Smart Contract EngineerNew York, New York, United StatesAbout the JobOur client is building essential... ...that is as verifiable, transparent and secure as the smart contracts themselves.Our... ...will enable the next generation of DeFi protocols to go beyond what is possible...SuggestedContract workNight shift
- ...Smart Contract EngineerPaxos Labs builds enterprise infrastructure that... .... If you believe in bringing DeFi and digital assets to the mainstream... ...'re hiring a Smart Contract Engineer to help scale Paxos Labs's... ...exemplary organizational and security standards for an open source...SuggestedContract workRemote work
- ...are still very early, and the engineers joining now will shape both... ...We're looking for a Smart Contract Engineer to help build the on... ...architecture, implementation, security, and the technical foundations... ...Experience with stablecoins, DeFi, payments, trading, or financial...Contract work
- ...are looking for an exceptional Remote Smart Contract Engineer for one of our clients. Our client... ...top of Ethereum. Work regularly with security auditors and external contributors to... ...track state of the art by evaluating new DeFi protocols, EIPs, Layer 1 and Layer 2...Remote jobContract work
$120k - $200k
...months of experience writing smart contracts for the EVM ecosystem • 4+... ...members • Passion about DeFi, financial derivatives markets... ...Background in math and/or security research • Proficiency in... ...• Collaborate with team engineers to integrate the protocol with...Full timeContract workWork at office$175k - $220k
...About the Role We are looking for a highly technical Senior Security Engineer who thrives on building security capabilities from the ground... ...equal opportunity employer. We are committed to building a smart and strong team regardless of race, color, ancestry, religion...SeniorFull timeWork at officeFlexible hours$175k - $275k
...the RoleDRW is building out its offensive security capability, and we’re looking for a Senior Offensive Security Engineer to lead the charge. In this role, you’ll plan... ...and executives understandExperience with smart contract auditing and blockchain securityFamiliarity...SeniorContract workTemporary workFlexible hours$10k
About RampRamp is building the smart infrastructure for finance teams, embedded in... ...place to do it.About the roleCorporate Security at Ramp owns the identity and access... ...decides who holds what. We are hiring a Senior Security Engineer, Identity, to turn that layer into IAM...SeniorFull timeWork at officeHome officeFlexible hours$175k - $220k
...officeAbout the RoleWe are looking for a highly technical Senior Security Engineer who is passionate about protecting data across modern SaaS,... ...equal opportunity employer. We are committed to building a smart and strong team regardless of race, color, ancestry, religion...SeniorFull timeWork at office- ...Senior Security Engineer Overview The Senior Security Engineer will lead cybersecurity initiatives in a dynamic financial services environment, ensuring robust security controls and compliance with industry standards. Collaborate with cross-functional teams to strengthen...Senior
- ...Role: Senior Security Engineer Location: New York City NY, Hybrid 3 days Duration: FTE or Contract-2-Hire Pay rate: $100/hour on W2 Only, client will not consider C2C Job summary: The Senior Security Engineer will serve as a technical leader across identity...SeniorContract workImmediate start
- ...Job Overview: B&H is seeking a Senior Information Security Engineer to serve as a senior technical resource responsible for the architecture, deployment, operation, resilience, and continuous improvement of enterprise security technologies and controls. This is...SeniorFull timeMonday to Friday
- ...Overview A leading financial services organization is seeking a Senior Security Engineer to join its cybersecurity team and play a critical role in protecting enterprise systems, cloud environments, applications, networks, and sensitive business data. This individual...SeniorFull time
$188k - $242k
...Values If this sounds like you, you'll fit right in. Who You Are Justworks is looking for an experienced, hands-on Senior Security Engineer specializing in AI who will drive and execute the company's AI strategy and Digital Security's objectives. Our ideal...SeniorCasual workWork at officeLocal area$225k - $300k
CLEAR is building THE secure identity company of the future. Our mission is to make experiences safer and easier—physically... ...the magic of frictionless experiences.We are seeking a Senior Product Security Engineer to serve as a technical leader and strategic contributor...SeniorCasual workWork at officeFlexible hours- ...operate at the intersection of financial infrastructure, complex engineering, and product experience. About the Role Our Security Lead covers application, cloud and AI security. We're hiring a Senior Corporate Security Engineer to own everything else that keeps...SeniorFull timeFor contractorsLive inShift work
$140k - $170k
...Job Title Senior Enterprise Security Engineer Job Description People Inc is looking for a Senior Enterprise Security Engineer with a demonstrated track record of innovative thinking, technical expertise, and execution. You'll be responsible for maintaining (and...SeniorTemporary workWork at officeLocal areaRemote workFlexible hours- ...Job Description Job Description ▶︎ Job Details ・Job Title: Senior Security Engineer / Advanced Security Engineer ・Client: Japanese IT Company ・Working Location: New York, NY 10022 ・Working Style: Onsite / Hybrid ・Employment Type: Full-time ・Salary...SeniorFull timeFor subcontractorVisa sponsorshipShift work
$224k - $300k
...your impact and unlock incredible career growth opportunities, join us, and build real world value. THE WORK: As a Senior Staff Security Engineer focused on AI Security, you will be Ripple's deepest technical expert at the intersection of artificial intelligence...SeniorFull timeWork at officeLocal area- ...of industry veterans and user-centered engineers using innovative technology to fearlessly... ...this role, you will lead our response to security incidents and help strengthen our... ...are seeking an experienced, goal-driven Senior Security Engineer who thrives in a dynamic...SeniorRemote work
$160k - $200k
...THE POSITION Our roster has an opening with your name on it As a Senior Enterprise Security Engineer, you design and build the software and systems that secure FanDuel's global device fleet at scale. You own the architecture and implementation of endpoint security...SeniorTemporary workLocal areaWorldwide$165k - $242k
...25. Learn more at . What You’ll Do On this team, you will: Design cutting-edge detection strategies at scales most security engineers only dream about Collaborate with talented peers in an innovative environment focused on excellence Enjoy the autonomy...SeniorPermanent employmentFull timeTemporary workCasual workWork at officeFlexible hours- Twtspain is seeking a Senior Infrastructure Security Engineer to strengthen security across hybrid IT environments. The role requires 5-10 years in enterprise settings and hands-on expertise in Windows/Linux security, Active Directory, and virtualization, with a focus on...SeniorRemote job
- ...scale Linux infrastructure, GPUs, Kubernetes and purpose-built supercomputers. My client is looking to hire 2–3 Senior / Staff-level Security Engineers, working on a hybrid basis (three days per week onsite) from any of the following locations: New York / Durham,...SeniorFull time3 days per week
$165k - $215k
...here, and we need builders, innovators and problem solvers to help us create it. Who you are Metropolis is seeking a Senior Security Engineer to establish and lead a dedicated infrastructure and network security engineering function within our Corporate IT and Information...SeniorTemporary workWork at officeLocal areaRemote work$160k - $200k
We are seeking an experienced Senior Engineer to help strengthen and reinforce our security processes, workflows, and posture as it relates to our applications, cloud infrastructure, and platform. In this role, you won't just be patching what's already broken; you will...SeniorWork at officeWorldwideFlexible hoursNight shift$100k
...-ready is currently spread across a handful of engineers. That doesn't scale. We're hiring our first dedicated security engineer to sit on the platform team and own this... ...how we ship, not a separate workstream Be smart about AI and tooling. Use automated AI-driven security...SeniorRemote jobFull timeWork at officeHome office
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