Remote Security Engineer — Blockchain & Web3 Defender

Asymmetric Research; Portugal; Remote; EUR 90,000 - 150,000; Full time

Benefits offered by this job

Paid time off

Home office stipends

Pension/401(k)

Life insurance

Premium healthcare

Competitive salary

Bonus programs

Job summary

Asymmetric Research is seeking a Security Engineer to review and secure leading blockchain protocols and web3 projects. You will partner with clients to harden their products through design feedback, deep manual analysis, and automated tooling.

Join a remote team focused on open-source security and high integrity. You will conduct audits, build tooling, participate in bug bounty programs, and communicate risk clearly with clients and contributors.

Qualifications

• Experience with code reviews, reverse engineering and fuzzing.
• Experience with binary exploitation is a plus.
• Willingness to learn Rust, Golang or C for Web3 stacks.
• Prior high rankings on bug bounty leaderboards or contests is a plus.

Responsibilities

• Design and implement defense-in-depth controls to limit vulnerabilities.
• Perform security research in popular blockchains and smart contracts.
• Develop tooling and workflows to aid in early vulnerability detection.
• Collaborate with core contributors on internal security audits.
• Oversee external audits with leading third-party firms.
• Run bug bounty programs on Immunefi, including triaging submissions.
• Work in a diverse, decentralized Web3 team environment.
• Clearly communicate risks, findings and proposed solutions.
• Maintain the highest standards of integrity and professionalism.

Skills

Code reviews

Reverse engineering

Fuzzing

Binary exploitation

Rust

Golang

C

Job description

Asymmetric Research is seeking a Security Engineer to review and secure leading blockchain protocols and web3 projects. You will partner with clients to harden their products through design feedback, deep manual analysis, and automated tooling.

Join a remote team focused on open-source security and high integrity. You will conduct audits, build tooling, participate in bug bounty programs, and communicate risk clearly with clients and contributors.