Security Consultant

Binance is a leading global blockchain ecosystem behind the world’s largest cryptocurrency exchange by trading volume and registered users. We are trusted by over 280 million people in 100+ countries for our industry-leading security, user fund transparency, trading engine speed, deep liquidity, and an unmatched portfolio of digital-asset products. Binance offerings range from trading and finance to education, research, payments, institutional services, Web3 features, and more. We leverage the power of digital assets and blockchain to build an inclusive financial ecosystem to advance the freedom of money and improve financial access for people around the world. Responsibilities Lead security assessments and audits focusing on mobile applications and blockchain platforms. Ensure the security of iOS applications by applying best practices in SWIFT development and mobile security mechanisms such as secure storage, sandbox isolation, anti-debugging, and Secure Enclave. Conduct security reviews and audits of blockchain technologies, including multi-signature wallets, smart contracts, cryptographic algorithms (ECDSA, EdDSA), and private key management. Collaborate with development teams to identify security risks and recommend mitigation strategies. Provide clear and actionable security guidance, documentation, and training to technical and non-technical stakeholders. Support compliance efforts by aligning security practices with industry standards and regulations. Act as a part-time consultant when needed, offering expert advice and security strategy support. Requirements Extensive experience in iOS security, familiar with SWIFT. Deep understanding of mobile security mechanisms including secure storage, sandboxing, anti-debugging, and Secure Enclave. Proven ability to secure mobile applications throughout the development lifecycle. Strong knowledge of blockchain technology and security. Experience with multi-signature wallets, smart contract auditing, cryptographic algorithms (ECDSA, EdDSA), and private key management. Nice-to-have Proficiency in React framework and frontend security, including knowledge of common vulnerabilities such as XSS, CSRF, and SQL injection. Experience reviewing frontend code and providing security optimization recommendations. Familiarity with Go language development and backend security, including API security, data encryption, authentication/authorization (OAuth, JWT), and prevention of vulnerabilities like RCE and DoS. Experience in security auditing and compliance, with knowledge of standards such as OWASP and ISO 27001. Strong communication and consulting skills, capable of working as a part-time advisor, delivering security training, and producing clear documentation. Additional Information Why Binance • Shape the future with the world’s leading blockchain ecosystem • Collaborate with world-class talent in a user-centric global organization with a flat structure • Tackle unique, fast-paced projects with autonomy in an innovative environment • Thrive in a results-driven workplace with opportunities for career growth and continuous learning • Competitive salary and company benefits • Work-from-home arrangement (the arrangement may vary depending on the work nature of the business team) Binance is committed to being an equal opportunity employer. We believe that having a diverse workforce is fundamental to our success. By submitting a job application, you confirm that you have read and agree to our Candidate Privacy Notice .