Backend Software Engineer I - Message Security Products

Join Binance, a pioneering leader in the blockchain ecosystem and the world's largest cryptocurrency exchange by trading volume and registered users. With a community of over 300 million users across more than 100 countries, we are renowned for our exceptional security measures, transparent user fund management, rapid trading engine capabilities, and extensive liquidity. Our diverse portfolio encompasses trading, finance, education, research, payments, institutional services, Web3 functionalities, and more. At Binance, we harness the transformative power of digital assets and blockchain technology to create an inclusive financial ecosystem that promotes monetary freedom and enhances financial accessibility for individuals globally.

At moomoo, we are dedicated to crafting a secure and innovative platform for our users amidst the fast-paced evolution of Web3 technologies. As a Security Engineer with a focus on Web3, you will be instrumental in safeguarding the integrity and security of our blockchain infrastructure and decentralized applications. Your role will be crucial in protecting our digital assets and user information from potential threats and vulnerabilities.Key ResponsibilitiesDesign and implement security measures and protocols for decentralized applications (dApps) to shield against vulnerabilities while ensuring optimal system performance.Perform comprehensive security audits and testing of smart contracts, identifying and addressing potential exploits before they can be exploited by malicious entities.Collaborate closely with development teams to embed security best practices throughout the application lifecycle, from initial design through to deployment.Continuously monitor and analyze the security landscape of Web3 technologies to stay ahead of emerging threats and exploit trends.Lead incident response efforts for security breaches, conducting forensic analyses, and developing strategies to mitigate future risks.

Responsibilities:Design and implement solutions for systems related to trading, risk management, asset management, and clearing within the Digital Asset Management platform.Maintain, upgrade, transform, and optimize the performance of existing systems.Adopt a holistic architectural approach, providing forward-thinking design for various modules.Lead critical projects and engage in overcoming technical challenges.Requirements:Bachelor's degree or higher in Computer Science or a related engineering field, with a minimum of 5 years of relevant experience.Expertise in one or more programming languages: Go, C/C++, or Java; a willingness to learn Go is necessary if not already familiar.Knowledgeable in network programming and Linux OS, with a strong grasp of data structures and algorithms.Proficient in commonly used databases and components such as MySQL, Redis, and Kafka.Strong analytical and problem-solving skills, with a commitment to teamwork and accountability.Familiarity with distributed system design and experience in developing high-concurrency, high-availability systems.Experience in development and design within the financial sector is preferred.Nice-To-Have:Experience in financial products or the digital asset industry is a plus.Fluency in both English and Chinese; experience in supporting global operations is advantageous.

At OKX, we are at the forefront of revolutionizing decentralized finance (DeFi), and we’re on the lookout for a talented Senior Product Designer to join our innovative team in Singapore. In this role, you will spearhead the design of our DeFi products, creating intuitive user experiences that empower users to navigate the future of finance effortlessly. Your expertise will help shape our strategies and elevate the overall user journey, making DeFi more accessible for everyone.

Join OKX as a Senior Product Designer and play a pivotal role in shaping the future of decentralized finance (DeFi). In this position, you'll be responsible for defining our DeFi product offerings, strategizing innovative solutions, and creating exceptional user experiences that drive engagement and usability. Collaborate with cross-functional teams to translate complex concepts into intuitive designs that resonate with our users.

Join OKX as a Staff/Senior Staff Engineer focused on advancing our Web3 Wallet technology. In this role, you will be at the forefront of building robust backend infrastructure for our Account Abstraction (AA) Wallet and developing essential services for products like OKX Pay and CeDeFi Wallets. Collaborate with a talented team to innovate and enhance user experiences in the rapidly growing crypto ecosystem.

Join our team as a Cyber Security Software Engineer, where you will play a pivotal role in safeguarding our digital assets. This position involves developing and implementing innovative security solutions to protect against cyber threats. You will collaborate with cross-functional teams to design software that meets the highest security standards.

About AirwallexAirwallex stands as the only comprehensive payments and financial platform tailored for global enterprises. Our innovative blend of proprietary technology and software empowers more than 200,000 businesses worldwide—including notable names like Brex, Rippling, Navan, Qantas, and SHEIN—with fully integrated solutions for managing business accounts, payments, spend management, treasury, and embedded finance on a global scale.Founded proudly in Melbourne, Airwallex boasts a diverse team of over 2,000 highly skilled and innovative tech professionals across 26 offices globally. Valued at US$8 billion and supported by premier investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, we are at the forefront of developing the future of global payments and financial services. If you’re eager to engage in groundbreaking work, we invite you to join our journey.Attributes We ValueWe seek out builders with entrepreneurial spirit who desire to make a significant impact, accelerate their learning, and take true ownership. You bring a wealth of role-specific expertise and keen analytical skills, and you are inspired by our mission and operating principles. You excel in making swift decisions with sound judgment, exploring deeply with curiosity, and applying first principles to find the right balance between speed and thoroughness.You embody humility and collaboration; transforming innovative ideas into tangible products, and you consistently “get things done” from start to finish. Utilizing AI to enhance productivity and solve challenges efficiently is part of your approach. Here, you’ll confront intricate, high-stakes problems alongside exceptional colleagues while advancing your career as we shape the future of global banking. If this resonates with you, let’s create what’s next together.The Opportunity:Join our Identity and User Security team, where your contributions will be vital in enhancing our identity solutions and strengthening our account infrastructure. You will design secure, seamless, and user-friendly interfaces for our global clientele to manage their identities and business accounts effectively.We seek passionate engineers eager to tackle innovative projects that boost the security, accessibility, and overall user experience of our platform. You will work collaboratively with product managers, designers, and backend engineers worldwide to deliver outstanding Identity and Account solutions that protect businesses and optimize our infrastructure for Airwallex's rapid growth.This role is based in Singapore

Veeam, the global leader in data resilience, empowers businesses to manage their data seamlessly wherever and whenever required. Our comprehensive solutions encompass data backup, recovery, portability, security, and intelligence. With our headquarters in Seattle, we proudly protect over 550,000 customers worldwide who depend on us to keep their operations running smoothly. Join us in our journey forward, as we continue to grow, innovate, and leave a significant impact on some of the largest brands globally. The future of data resilience is now—embrace it with us fearlessly.About the Role: Following our acquisition of Securiti AI, a leader in AI-driven data security posture management (DSPM), Veeam is on the lookout for a Senior Sales Engineer. This key position will drive technical leadership within our sales team, focusing specifically on the Securiti AI portfolio. You will collaborate closely with a Securiti Sales Specialist and support 3–5 Account Executives and Veeam Solution Engineers as the go-to technical expert.In this role, you'll guide customers from needs assessment through to solution design, delivering hands-on demos and proof-of-concepts to illustrate the value of our solutions. Success hinges on your robust technical expertise and your ability to foster trust with clients.What You’ll Do: Serve as the primary technical contact for Securiti AI solutions during the sales process.Lead technical discussions while delivering tailored security solutions.Address customer requirements in data discovery, posture management, and compliance.Design and present compelling product demonstrations and proof-of-concepts.Collaborate with product, engineering, and customer success teams to ensure seamless transitions.What You’ll Bring: Extensive experience in pre-sales or sales engineering.Deep understanding of data and/or cloud security.Exceptional communication skills, effectively engaging both technical and business stakeholders.Over 10 years of technical sales experience in security.More than 15 years in Software/SaaS/Enterprise technical sales.Hands-on experience with AWS, Azure, or GCP.Familiarity with data privacy/security standards (e.g., GDPR, NIST 800-53, ISO 27001).

BitMEX seeks a Senior Offensive Security Engineer to join the Product Security team in Singapore. This position centers on maintaining critical security systems that protect the platform’s architecture. Collaboration with engineering and DevOps teams is a core part of the role, providing guidance on security best practices. Role overview This role focuses on safeguarding the platform by ensuring key security controls remain effective and up to date. The Senior Offensive Security Engineer will work closely with technical teams to identify risks and help implement practical solutions. What you will do Maintain and improve security systems that defend the platform’s infrastructure Support engineering and DevOps teams by advising on secure design and implementation Promote security best practices across the organization Location This position is based in Singapore.

About the Role At Abnormal Security, we are driven by an exhilarating mission to protect the world's largest enterprises from persistent cyber security threats targeting email and collaboration applications. Our innovative product suite equips organizations to visualize, manage, and effectively combat potential threats. The Security Posture Management (SPM) team is pivotal to this mission, offering enterprises enhanced visibility and control over their security landscape. We specialize in identifying and addressing misconfigurations and risks, enabling proactive threat prevention and compliance at scale. SPM is a multi-faceted pillar that spans SaaS security, cloud security, identity configurations, automation workflows, reporting, and integrations. As threats evolve, we are expanding SPM's capabilities to provide broader coverage, deeper insights, and actionable workflows that bolster customer resilience. Your Responsibilities Design & Build: Create robust, scalable, and secure applications that underpin posture management across diverse verticals. Feature Ownership: Translate well-defined business challenges into technical solutions from start to finish. Innovation & Expansion: Drive the growth of SPM by enhancing posture coverage, improving automation, and refining reporting and integrations. Quality & Reliability: Produce high-quality, test-driven code with comprehensive coverage and exceptional performance. Collaboration: Work intimately with cross-functional teams across product, design, and engineering disciplines. Support: Engage in on-call rotations to assist in troubleshooting and resolving production issues.

Role Overview:Join our dynamic team as a Senior Security Systems Engineer, where you will play a critical role in the design, implementation, and management of cutting-edge security surveillance systems. You'll collaborate closely with system architects and pre-sales teams to articulate and document comprehensive solutions tailored to our clients' needs.Key Responsibilities:Collaborate with the system architect and pre-sales teams to implement state-of-the-art security surveillance systems and network infrastructures both on-premise and in the cloud.Conduct thorough analysis, planning, implementation, testing, and management of integrated perimeter security, video surveillance, and video analytics systems.Leverage your expertise in software and hardware systems, including:IP CCTV SystemsFence Intrusion Detection Systems (FIDS)Physical Security Information Management Systems (PSIM)Video Management Systems (VMS)Data Protection and Identity ManagementWindows Server and Linux OS in virtual environmentsVirtualization technologies and hypervisorsNetwork monitoring solutionsLead interdisciplinary technical teams and stakeholders to design, implement, and verify solutions that meet strict performance requirements.Coordinate with partners to resolve technical issues and support both preventative and corrective maintenance.Develop implementation timelines that align with project management schedules, ensuring timely delivery of milestones.Engage with key vendors and partners to review and refine proposed solution architectures in accordance with industry standards and policies.Interpret technical documentation, installation manuals, and system drawings to facilitate effective implementation.Plan and execute various testing phases (SSAT/UAT/OSAT) to ensure compliance with project requirements.Possess a solid understanding of electrical power systems and cabling works for on-site tasks.Participate in customer meetings, providing regular updates on project progress and addressing any issues that arise.Collaborate with clients, consultants, and project managers to gain approvals on designs and review project progress.Define clear deliverables, roles, and responsibilities for technical engineers to ensure collaborative work towards established goals.Schedule and manage weekly work plans to prevent conflicts.Conduct root cause analyses for system issues and recommend effective solutions.Ensure compliance with construction site safety and regulatory standards.Monitor project finances, including budget tracking and cost management, to ensure efficient project delivery.Work comfortably in both indoor and outdoor environments.

Join our team as a Mobile Cyber Security Software Engineer, where you will play a crucial role in developing and enhancing security solutions for mobile applications. In this position, you will collaborate with a dedicated team of cybersecurity professionals to design, implement, and test solutions that protect user data and privacy. You will work on cutting-edge technologies and contribute to the overall security architecture of our mobile products.

Join our dynamic team at csit, where we are dedicated to developing cutting-edge software protection solutions designed to combat cyber threats. We seek passionate individuals who are eager to contribute to innovative projects.Your role will involve performing exploratory analysis and reverse engineering on emerging malware and defense technologies. You will work on creating essential tools to safeguard enterprise servers and Windows endpoint machines.As part of your responsibilities, you will investigate and analyze security incidents, enhancing our existing software security strategies and solutions.

Assurity Trusted Solutions (ATS), a wholly owned subsidiary of the Government Technology Agency (GovTech), is committed to being a trusted partner in enhancing digital security. Over the past decade, ATS has provided a comprehensive array of products and services including infrastructure and operational services, authentication services, governance and assurance services, and managed processes. In an ever-evolving digital and cyber landscape, ATS emphasizes trust and collaboration, working alongside GovTech, government agencies, and commercial partners to effectively mitigate cyber risks and strengthen security measures.As an integral part of the application security core competency within the Development & Innovation for Technology ProducTisation & Operations (DITTO) department, you will play a pivotal role in shaping the application security landscape of our organization.Your responsibilities will encompass providing expert consultancy and support to application teams in areas such as security assessments, DevSecOps practices, and security training and awareness initiatives, aimed at elevating the application security competency and standards within our organization.Key Responsibilities: Design and implement the application security roadmap to enhance security practices across the organization. Establish secure application development practices, standards, and guidelines, fostering a culture of security within application teams. Oversee application security processes and maintain an automated source code scanning platform. Conduct secure code quality reviews and perform application penetration testing and vulnerability assessments. Assist with various application testing and delivery methodologies, including CI/CD. Educate and empower developers on secure coding practices across multiple programming platforms such as Java, C#, PHP, etc., and guide them in writing security acceptance criteria in user stories. Train application teams to develop security unit tests and carry out secure coding assessments. Collaborate with the DevOps team to enhance security within the CI/CD pipeline. Qualifications: A minimum of 3-5 years of combined experience in software development, application security, and cloud computing (e.g., Azure, AWS). Proficient in conducting manual secure source code reviews across at least one of the following programming platforms: Java, PHP, JavaScript, C#, Android, or iOS, utilizing both waterfall and Agile methodologies. Experience in threat modeling, with the ability to create threat profiles for application projects to identify, assess, and mitigate application security risks. Familiarity with mobile and web application programming interfaces (API) architecture, including REST, SOAP, SSL/TLS. Knowledge of industry security best practices such as OWASP Top 10 and OWASP Application Security Verification Standard. Experience with using SAST tools for secure code analysis.

About Futu / MoomooFutu Holdings Limited (Nasdaq: FUTU), the parent company of Futu Securities and the Moomoo platform, stands as a pioneer in the tech-driven online brokerage landscape. Since its Nasdaq debut in 2019, with a market capitalization of approximately $22.7 billion (as of late January 2026), Futu has demonstrated remarkable stability and compliance, holding over 100 global licenses, including SFC approval for virtual assets in Hong Kong and FINRA in the United States. The platform boasts over 28.2 million active users across more than 200 countries and regions, with impressive growth metrics: Q3 2025 revenues surged 86% year-over-year to HK$6.4 billion (US$823 million), client assets climbed to HK$1.24 trillion (US$159 billion, a 79% increase year-over-year), and funded accounts expanded by approximately 43% year-over-year to 3.13 million. The company enjoys high user retention rates exceeding 98% and diverse revenue streams from brokerage, margin financing, and wealth management, driving consistent profitability.In the Web3 space, Futu is actively bridging traditional finance (TradFi) with cryptocurrency: compliant spot trading services launched in Hong Kong (2024) with $0 commissions on BTC, ETH, and more; partnerships for tokenized funds and real-world assets (RWAs) with entities like ChinaAMC; and access to cryptocurrency ETFs. In 2025, crypto trading activity skyrocketed, with assets increasing by 90% quarter-over-quarter and trading volumes rising by 161% quarter-over-quarter, emphasizing secure and regulated features. To sustain this growth trajectory, Futu is keen on recruiting Web3 specialists, including product managers, developers, and compliance experts, to cultivate an innovative and compliant edge in digital assets.Role OverviewThe Senior Product Manager will be pivotal in designing, optimizing, and managing the end-to-end lifecycle of exchange derivative product lines, such as perpetual futures, options, and structured products. This role requires a deep understanding of market demands, regulatory trends, and technical implementation, integrating quantitative strategies and risk management systems to develop a competitive derivatives trading platform that assists users in achieving their risk hedging, arbitrage, and leveraged trading goals.Key ResponsibilitiesLead the design of cryptocurrency derivatives (futures, options, perpetual swaps, etc.), focusing on contract specifications, funding rates, settlement mechanisms, and margin models.Collaborate with technical teams to outline product development requirements while assisting marketing and operations in crafting effective derivatives promotion strategies.(Emphasis on institutional pipelines and compliance frameworks)Develop compliant institutional supply chains for derivatives, encompassing onboarding, listing, access, and standardized APIs aligned with regulations such as CFTC and SFC VATP.Oversee business system design, including access controls, APIs, and workflows for tokenized and RWA derivatives.Incorporate innovations tailored for institutional clients in alignment with DeFi trends while maintaining compliance.Analyze competitor activities and market dynamics to devise differentiated liquidity and volume strategies.Collaborate with legal and compliance teams to facilitate multi-jurisdictional access and go-to-market strategies.

About Pave BankPave Bank is pioneering the future of programmable business banking. Founded by the innovative minds behind Monzo and BigPay, we are on a mission to transform global business banking by merging cutting-edge financial infrastructure with exceptional client experiences.About the RoleAs we develop the next generation of programmable banking infrastructure, we are in search of a Senior Security Engineer who is both independent and inquisitive, equipped with a hacker mindset. This role demands a strategic thinker who can anticipate threats and fortify our platform’s security.In this pivotal position, you will act as a key protector of Pave Bank, identifying vulnerabilities, closing security gaps, and enabling our Product and Engineering teams to deploy solutions rapidly without sacrificing security.What You'll DoConduct thorough reviews of Pave Bank’s platform and product code to uncover security vulnerabilities and mentor engineers towards secure coding practices.Educate engineering and product teams on secure coding and design methodologies, highlighting their importance.Develop and enhance internal tools, libraries, and automation processes to bolster security testing and enforcement.Perform continuous testing on internal and external applications to identify vulnerabilities.Stay up-to-date with the latest threats and attack strategies, applying this knowledge to our systems.Support third-party application security assessments and penetration tests.What You’ll BringA strong adversary-first mindset in software development.A passion for tackling intricate security challenges in a dynamic startup environment.A self-driven attitude and a commitment to continuous learning and growth.A solid understanding of attacker tools and techniques and how insecure development practices can be exploited.Proficiency in at least one modern programming language, such as Go, Python, or TypeScript.Excellent communication skills, with the ability to convey security concepts to both technical and non-technical audiences.A general understanding of blockchain technologies and cryptocurrency systems, along with their unique security challenges.

Join ncs3 as a Senior Engineer specializing in Network and Security. In this pivotal role, you will lead initiatives to enhance security protocols and network infrastructure, ensuring reliable and secure operations. Your expertise will be vital in designing and implementing innovative solutions that safeguard our systems against emerging threats.

We are seeking a talented and dedicated Cyber Security Software Engineer specializing in Network Devices to join our dynamic cybersecurity team. In this role, you will be responsible for developing, implementing, and maintaining security protocols for network devices, ensuring robust protection against cyber threats.If you are passionate about cybersecurity and eager to contribute to a secure digital future, we want to hear from you!