Security Engineer Jobs in 2026
Security engineer, penetration tester, AppSec, and DevSecOps roles. Protect systems and data at leading companies.
Web Designer
Trezor is looking to hire a Web Designer to join their team. This is a full-time position that is based in Prague.
Trezor - The safest cold storage wallets for crypto security and financial independence.
MLRO & Compliance Officer UK
Xapo Bank is looking to hire a MLRO & Compliance Officer UK to join their team. This is a full-time position that can be done remotely anywhere in the United Kingdom.
Xapo Bank - First Bitcoin-enabled bank to integrate fiat with crypto.
Jr Transaction Monitoring Analyst
Zero Hash is looking to hire a Jr Transaction Monitoring Analyst to join their team. This is a full-time position that is remote or can be based in Chicago IL, or London.
Zero Hash - The easiest way to unlock crypto for your customers.
Security Engineer (North America)
Tempo is looking to hire a Security Engineer (North America) to join their team. This is a full-time position that can be done remotely anywhere in the United States.
Tempo - The blockchain designed for payments.
Senior Smart Contract Engineer
About CoW DAO
CoW DAO is on a mission to protect Ethereum users from MEV and optimize trade execution across DeFi. We achieve this through the CoW Protocol, CoW Swap (a leading intent-based DEX aggregator), and the innovative MEV Blocker, which together help secure, aggregate, and route trades f...
Product Manager — Agentic Payments & Wallets
What we’re building
Nethermind is exploring the next generation of crypto payments and wallet infrastructure — where AI agents, humans, and APIs transact value seamlessly:
- x402 / Agentic Payments: Building “Stripe for x402” — the payments, billing, and analytics infrastructure for machine-to...
Zero Knowledge/Cryptography Auditor
About Nethermind
Nethermind is a blockchain research and software engineering company building high-performance infrastructure, security tooling, and cryptographic systems across the Ethereum ecosystem and beyond. We work closely with protocol teams, L2s, and ZK projects to help design, review,...
P2P Networking Protocol Engineer
Logos is a movement supporting the development of the decentralised web. Logos technologies lay the foundations for a freer internet upon which communities can evolve into network states. Each protocol in the Logos stack seeks to empower its users while upholding civil liberties and fundamental free...
Video Intern
Trezor is looking to hire a Video Intern to join their team. This is an internship position that is based in Prague.
Trezor - The safest cold storage wallets for crypto security and financial independence.
Business Development Internship
Do you want to gain practical experience while doing an internship with one of the coolest startups in the Netherlands?
Are you ambitious, looking to learn and interested in the world of cryptocurrencies?
Great, because Onramper is looking for a business development intern to join our team in Amst...