About Us Established in 2018, Bybit is one of the world’s leading cryptocurrency exchanges and digital financial platforms, serving over 80 million users across more than 200 countries and regions. Powered by world-class technology and a user-first mindset, Bybit delivers a seamless ecosystem across trading, payments, wealth management, custody, institutional services, and Web3 — connecting users to the future of digital finance. Our core values define how we build. We listen, care and improve to create products and experiences that put users first. Backed by a global team of ambitious builders, problem-solvers, and innovators, we foster a high-performance and fast-moving environment where talent is empowered to drive real impact at the global scale. Supported by 24/7 multilingual customer service and a strong commitment to innovation, we are shaping the future of finance through technology, collaboration, and bold execution. Today, Bybit is recognized as one of the most trusted and transparent platforms in the digital asset industry, continuing to expand its global presence while building the infrastructure for the next generation of financial services. Job responsibilities Participate in the research and development of relevant systems and platforms for the company's security system, covering areas such as data security, sensitive information identification and desensitization, and secure operation platforms, continuously improving the company's overall security protection capabilities. Design and implement security policies and detection logic to support the company's compliance and security needs. Deeply understand the business system architecture, identify potential security risks, and propose feasible technical solutions. Participate in emergency response and review of security incidents, promote continuous improvement of security capabilities and platform construction. Work closely with infrastructure, group risk control and other departments to promote the implementation of security capabilities throughout the company. Job requirements Bachelor's degree or above in computer-related majors, with more than 3 years of research and development experience, and those with security research and development experience are preferred. Proficient in Golang, with Java/Python and other multi-language development capabilities, with a solid foundation in data structures, able to support high-performance, high-reliability system development; Familiar with common security issues (such as XSS, SQL injection, permission bypass, data leakage) and corresponding protection mechanisms. Familiar with common security frameworks and Middleware, with good system design skills and engineering thinking. Possess strong communication and promotion skills, able to independently take charge of projects and collaborate with XFN. Bonus points Experience in security research and development of large-scale high-concurrency systems. Participated in data security, privacy compliance, audit system and other related platform construction; Have contributed to open source security projects, submitted CVE experiences, or won security competitions. Familiar with Cloud Native security (Kubernetes, microservice structure, zero trust) related technologies. Why Join UsAt Bybit, we are committed to fostering a supportive and enriching work environment. Our benefits include:- Study Growth Fund: We support your professional development and continuous learning.- Internal Events: Participate in regular team-building activities, workshops, and events designed to promote collaboration and innovation.- Global Collaboration: Be part of a diverse, international team, working alongside colleagues from around the world.- Career Advancement: Access opportunities for growth and advancement within a rapidly expanding global company.- Internal Mobility: Grow with us- Your long-term development is important to us. We offer internal job opportunities to help build your career path.