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This position was posted on April 14, 2026 and is likely no longer accepting applications. We've kept it here for historical reference. Check out the similar jobs below!

Senior Application Security Engineer

Consensys AG

Job Overview

Location

UNITED STATES - Remote, EMEA - Remote

Job Type

Full-time

Full Job Description

📋 Description

• Senior Application Security Engineer role focused on securing MetaMask and Consensys products by embedding security into the software development lifecycle.
• Day-to-day responsibilities include performing threat modeling, security design reviews, vulnerability assessments, triaging bug bounty reports, writing code to fix vulnerabilities, and guiding engineering teams on remediation.
• Join a remote-first, high-trust engineering team at Consensys, a leader in blockchain and Web3 technology, supporting products like MetaMask, Infura, and Linea.
• Opportunity to grow expertise in application security within the Web3 ecosystem, influence secure development practices, and contribute to securing platforms used by millions of developers and users.

Skills & Technologies

JavaScript

React

Node.js

React Native

Senior

Remote

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Consensys AG

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About Consensys AG

Consensys AG is a Swiss-headquartered blockchain technology company that builds infrastructure, applications, and developer tools for the Ethereum ecosystem. Its products include the MetaMask wallet, Infura node service, Linea zkEVM network, and enterprise-grade platforms for digital asset custody, compliance, and tokenization. Serving startups, institutions, and governments, the firm offers consulting, research, and open-source software aimed at accelerating decentralized protocol adoption and secure Web3 commerce.

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