Senior Security Engineer - Blockchain and Web3

This position is posted by Jobgether on behalf of a partner company. We are currently looking for a Security Engineer in EMEA.

In this role, you will contribute to securing advanced blockchain protocols and web3 products by applying deep technical expertise and proactive security practices. You will work closely with decentralized teams to identify vulnerabilities, strengthen system design, and develop innovative tooling to stay ahead of emerging threats. The position offers a fully remote environment with a strong security culture, giving you the opportunity to analyze complex architectures, lead independent research, and collaborate with industry experts. You will have a meaningful impact on product resilience while operating with a high degree of autonomy, integrity, and trust.

• Accountabilities:
• Design and implement security and defense-in-depth controls to reduce vulnerabilities and strengthen overall robustness.
• Conduct advanced security research across blockchain networks and smart contract platforms.
• Build security tooling and developer workflows to enable early detection of issues.
• Partner with core contributors to perform internal security audits and reviews.
• Oversee external audits in coordination with top third-party security firms.
• Manage bug bounty programs on platforms such as Immunefi, including triage and communication.
• Work effectively within diverse, decentralized teams of web3 professionals.
• Clearly articulate security risks, findings, and recommended actions.
• Uphold the highest standards of confidentiality, trust, and professionalism.
• Requirements:
• Strong curiosity and the ability to quickly absorb complex technical concepts.
• Experience with code reviews, reverse engineering, fuzzing, or binary exploitation.
• Willingness to learn multiple web3 technology stacks, including those written in Rust, Golang, or C.
• Previous achievement in bug bounty leaderboards, audit contests, or CTF competitions is a plus.
• Benefits:
• 25 days of paid vacation.
• Office and equipment stipend.
• Pension or 401K programs.
• Life insurance.
• Premium healthcare coverage.
• Competitive base salary.
• Attractive bonus programs.
  
  

Jobgether is a Talent Matching Platform that partners with companies worldwide to efficiently connect top talent with the right opportunities through AI-driven job matching.

When you apply, your profile goes through our AI-powered screening process designed to identify top talent efficiently and fairly.

🔍 Our AI evaluates your CV and LinkedIn profile thoroughly, analyzing your skills, experience, and achievements.

📊 It compares your profile to the job’s core requirements and past success factors to determine your match score.

🎯 Based on this analysis, we automatically shortlist the three candidates with the highest match to the role.

🧠 When necessary, our human team may perform an additional manual review to ensure no strong profile is missed.

The process is transparent, skills-based, and free of bias — focusing solely on your fit for the role. Once the shortlist is completed, we share it directly with the company that owns the job opening. The final decision and next steps (such as interviews or additional assessments) are then made by their internal hiring team.

Thank you for your interest!

We may use artificial intelligence (AI) tools to support parts of the hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist our recruitment team but do not replace human judgment. Final hiring decisions are ultimately made by humans. If you would like more information about how your data is processed, please contact us.