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- Tasks: Audit and evaluate cutting-edge cryptographic protocols and zero-knowledge systems.
- Company: Join a leading blockchain security firm at the forefront of innovation.
- Benefits: Fully remote work, mentorship opportunities, and participation in global blockchain events.
- Other info: Collaborative culture with excellent career growth in a fast-evolving field.
- Why this job: Make a real impact on the security of next-gen decentralised applications.
- Qualifications: 1+ year in security auditing or cryptography; strong analytical skills required.
The predicted salary is between 60000 - 80000 £ per year.
This role offers the opportunity to work at the forefront of blockchain security and cryptographic research, focusing on the evaluation and auditing of zero-knowledge systems that power next-generation decentralized applications. You will be responsible for analyzing the correctness, soundness, and security of complex cryptographic protocols across cutting-edge ecosystems. The position combines deep theoretical cryptography with hands-on engineering, requiring close collaboration with researchers, protocol engineers, and clients. You will contribute to strengthening the security of high-impact blockchain systems while helping design and improve advanced auditing tools. The environment is highly technical, research-driven, and fast-evolving, with constant exposure to new cryptographic innovations. This is a unique opportunity to directly influence the security and reliability of foundational Web3 infrastructure.
Accountabilities
- Conduct in-depth security audits of cryptographic protocols, zero-knowledge systems, zkDSL circuits, and zkVM guest programs.
- Evaluate correctness, soundness, completeness, and privacy guarantees in ZK-based implementations.
- Review production-level code across Ethereum, Layer 2, and other blockchain ecosystems to identify vulnerabilities and propose fixes.
- Collaborate with security engineers and researchers to improve internal auditing methodologies and tooling.
- Design and develop new tools for analyzing and securing cryptographic and zero-knowledge systems.
- Stay up to date with emerging ZK frameworks, proof systems, and cryptographic attack vectors.
- Participate in client discussions to present findings, recommend mitigations, and support remediation efforts.
- Contribute to internal research documentation and knowledge sharing initiatives.
Requirements
- 1+ year of experience in security auditing, cryptography, or zero-knowledge systems.
- Degree in Computer Science, Cybersecurity, Mathematics, or a related technical field.
- Strong understanding of cryptographic principles, including primitives and protocol design.
- Practical experience implementing or auditing cryptographic systems.
- Proficiency in Rust, with experience reviewing Rust-based codebases considered a strong advantage.
- Hands-on experience with at least one zero-knowledge proof system (e.g., Groth16, PLONK, Halo2, Bulletproofs).
- Experience using at least one zkDSL (e.g., Circom, Noir, Cairo, Halo2, or similar).
- Solid understanding of zkVM architectures and proof generation pipelines.
- Strong analytical and debugging skills, with reverse engineering experience considered a plus.
- Excellent written and verbal communication skills for technical reporting and client interaction.
- Familiarity with advanced cryptographic primitives or prior cybersecurity experience is a plus.
Benefits
- Fully remote, global-first work environment.
- Opportunity to work on cutting-edge cryptography and blockchain security systems.
- Exposure to leading experts in zero-knowledge and decentralized technologies.
- Strong learning and professional development opportunities through mentorship and training.
- Participation in global blockchain events and industry conferences.
- Collaborative, research-driven, and innovation-focused culture.
- Career growth opportunities in a rapidly evolving technical domain.
- Inclusive and diverse international team environment.
Zero Knowledge/Cryptography Auditor in London employer: Jobgether
Contact Detail:
Jobgether Recruiting Team
StudySmarter Expert Advice 🤫
We think this is how you could land Zero Knowledge/Cryptography Auditor in London
✨Tip Number 1
Network like a pro! Reach out to folks in the blockchain and cryptography space on LinkedIn or at industry events. We can’t stress enough how personal connections can lead to job opportunities that aren’t even advertised.
✨Tip Number 2
Show off your skills! Create a portfolio showcasing your work with zero-knowledge systems or cryptographic protocols. We love seeing practical examples of your expertise, so make sure to highlight any projects or audits you've completed.
✨Tip Number 3
Prepare for technical interviews by brushing up on your cryptographic principles and coding skills. We recommend practicing common interview questions and even doing mock interviews with friends or mentors to build confidence.
✨Tip Number 4
Don’t forget to apply through our website! It’s the best way to ensure your application gets seen quickly. Plus, we’re always looking for passionate individuals who want to make an impact in the world of blockchain security.
We think you need these skills to ace Zero Knowledge/Cryptography Auditor in London
Some tips for your application 🫡
Tailor Your Application: Make sure to customise your CV and cover letter for the Zero Knowledge/Cryptography Auditor role. Highlight your relevant experience in security auditing and cryptographic systems, and don’t forget to mention any hands-on work with zero-knowledge proof systems!
Show Off Your Skills: We want to see your technical prowess! Include specific examples of projects or tools you've worked on that relate to cryptography and zero-knowledge systems. This is your chance to shine, so let us know what you can bring to the table!
Be Clear and Concise: When writing your application, keep it clear and to the point. Use straightforward language to explain your experience and skills. We appreciate a well-structured application that makes it easy for us to see why you’re a great fit!
Apply Through Our Website: Don’t forget to submit your application through our website! It’s the best way for us to receive your details and ensures you’re considered for the role. Plus, it helps us keep everything organised on our end!
How to prepare for a job interview at Jobgether
✨Know Your Cryptography Inside Out
Make sure you brush up on your cryptographic principles and protocols. Be prepared to discuss specific zero-knowledge proof systems you've worked with, like Groth16 or PLONK, and how they apply to real-world scenarios.
✨Showcase Your Hands-On Experience
Bring examples of your previous work in security auditing or cryptography. If you've implemented or audited cryptographic systems, be ready to explain the challenges you faced and how you overcame them.
✨Communicate Clearly and Confidently
Since this role involves client interaction, practice explaining complex concepts in simple terms. Clear communication is key, so think about how you can present your findings and recommendations effectively.
✨Stay Updated on Emerging Technologies
The field is constantly evolving, so show your enthusiasm for learning. Familiarise yourself with the latest zk frameworks and cryptographic attack vectors, and be ready to discuss how these innovations could impact the industry.