Cybersecurity Engineer - IT Security Operations

Join Virtu's dynamic global team as a Core Operations Engineer, where you will play a vital role in managing the deployment, maintenance, and enhancement of our advanced electronic trading system, which operates across hundreds of venues worldwide. Positioned at the forefront of technology and finance, you will thrive in high-stress situations, demonstrating quick decision-making skills in time-sensitive scenarios. As the first point of contact for all our external trading connections, your responsibilities will encompass a diverse range of functions, from counterparty support to risk management and system triage/optimization. You will work extensively in a Linux environment, tackling complex technical challenges while collaborating with traders and exchanges to gain insights into micro-market structures. A passion for both markets and technology is essential, making this a unique opportunity to become an integral part of a fast-paced electronic trading environment.

Join Airwallex as an Engineering Lead in Core BankingAt Airwallex, we are redefining the way global businesses manage their finances. As a unified payments and financial platform, we empower over 200,000 companies worldwide—ranging from Brex to SHEIN—with integrated solutions for business accounts, payments, treasury management, and more.Founded in Melbourne, our team consists of over 2,000 innovative professionals across 26 global offices. With a valuation of US$8 billion and support from leading investors like T. Rowe Price and Visa, we are at the forefront of transforming the global payments landscape. If you are ready to undertake challenging and impactful work, we want you on our team.Our Core ValuesWe seek builders with entrepreneurial spirit who are eager to make a significant impact and take ownership of their work. You bring expertise and critical thinking, motivated by our mission and operating principles. You thrive in a fast-paced environment, demonstrate curiosity, and make data-driven decisions that balance speed with thoroughness.With a humble and collaborative attitude, you will turn innovative ideas into tangible products and drive projects through to completion. You embrace AI to enhance your work and solve problems efficiently. Here, you will face complex challenges alongside exceptional colleagues while advancing your career in the future of global banking. If this resonates with you, let’s innovate together.The Core Banking TeamOur Core Banking Platform team plays a pivotal role in supporting Airwallex's global operations, ensuring smooth client wallet transactions and accurate ledger management. Based in Singapore, our agile team develops a high-performance, multi-currency wallet platform that fuels the growth of Airwallex's offerings, including global transfers, payment processing, card issuance, and lending solutions. Together, we not only create impactful products but also enhance our operational processes for greater efficiency.Your ResponsibilitiesLead and Mentor: Provide guidance and support to a talented team of engineers, promoting collaboration and high performance.Design and Develop: Architect and implement scalable solutions for our Core Banking platform.Drive Innovation: Foster a culture of continuous improvement and innovation within the team.

Join Airwallex as an Engineering ManagerAirwallex is redefining the financial landscape with its comprehensive payments and financial platform designed for global enterprises. Our cutting-edge infrastructure and software solutions empower over 200,000 businesses worldwide, including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN. We provide fully integrated services that encompass business accounts, payments, spend management, treasury solutions, and embedded finance on a global scale.Founded in Melbourne, our diverse team of over 2,000 innovative tech professionals operates across 26 global offices. With a valuation of US$8 billion and support from top-tier investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of developing the future of global payments and finance. If you are ready to embark on an ambitious career journey, we invite you to join our team.Attributes We ValueWe seek builders with entrepreneurial spirit who are eager to make a meaningful impact, accelerate their learning, and embrace true ownership. You will possess strong domain expertise and critical thinking skills, motivated by our mission and operating principles. You thrive in a fast-paced environment, exercise sound judgment, and are driven by curiosity, making informed decisions that balance speed and thoroughness.Humility and collaboration are key traits; you will translate innovative ideas into tangible products and ensure that projects are completed effectively from start to finish. Leveraging AI, you will enhance productivity and expedite problem-solving. Here, you will confront complex, high-visibility challenges alongside exceptional colleagues, growing your career as we shape the future of global banking. If you identify with this vision, let's create the next big thing together.About the TeamThe Core Banking Platform team plays a pivotal role in powering Airwallex's international operations by facilitating client wallet transactions and ensuring the accuracy of client ledgers. Located primarily in Singapore, our agile team provides a robust, high-performance distributed multi-currency wallet platform that supports the ongoing expansion of Airwallex's offerings, including global transfers, payments and acquiring, card issuing, and lending. As a dynamic group of engineers, we focus on building impactful platforms and products while also developing tools and processes that enhance our operational efficiency and effectiveness.

Join our dynamic team at Veolia Environnement S.A. as a Senior Operations Engineer, where you will play a critical role in enhancing operational efficiency and driving innovative solutions. You will be responsible for overseeing complex engineering projects, ensuring compliance with regulations, and collaborating with cross-functional teams to optimize performance.

Virtu Financial is a premier financial services firm that harnesses state-of-the-art technology to provide liquidity across global markets and deliver innovative, transparent trading solutions to our valued clients. As a prominent market maker, Virtu ensures deep liquidity that contributes to the efficiency of markets worldwide. Our proficiency in market structure, extensive diversification, and advanced execution technology empower us to offer competitive bids and offers across more than 19,000 securities, spanning over 235 venues in 36 countries. The Role:Join our dynamic Software Development team, where you will play a pivotal role in creating sophisticated trading tools that enable the operation of high-performance systems utilized in financial marketplaces globally. The Core Developer position emphasizes the design and development of our trading system’s core order management protocol, overseeing internal messaging processes and establishing connectivity with external trading destinations.

Virtu Financial is at the forefront of the financial services industry, utilizing state-of-the-art technology to provide liquidity across global markets and deliver innovative, transparent trading solutions for our clients. As a prominent market maker, we facilitate deep liquidity, contributing to more efficient markets around the globe. Our expertise in market structure, extensive diversification, and advanced execution technology allow us to offer competitive bids and prices in over 19,000 securities across 235 venues in 36 countries.THE ROLEThe Software Development team at Virtu is responsible for creating powerful trading tools that power a high-performance system utilized in financial markets worldwide. In this Core Developer position, you will concentrate on designing the core order management protocol of our trading system, managing internal message processing, and ensuring seamless connectivity to external trading destinations to facilitate quick and efficient trade execution.

Join Hudson River Trading (HRT) as an IT Operations Engineer within our dynamic Information Technology team. In this pivotal position, you will provide exceptional technical support to our global team, while spearheading automation and engineering initiatives to enhance scalability and operational efficiency. Collaborating closely with IT leadership, you will be instrumental in delivering projects, achieving service-level objectives, and refining internal processes.We are searching for an individual who thrives in a fast-paced environment, showcasing strong communication and teamwork skills. The ideal candidate possesses a positive attitude and a strong customer service focus, aiming to deliver outstanding support to internal users as their designated technical point of contact. Note that this role requires on-site presence up to 80% of the time.

Join us as a Core Java Developer, where you will play a key role in designing, developing, and maintaining robust backend applications tailored for the banking sector. Leveraging Core Java, Spring Framework, and Spring Boot, you will work within a microservices architecture to build and integrate RESTful APIs and event-driven services utilizing Kafka, ensuring support for high-volume banking transactions and systems. Your expertise will help in developing, deploying, and managing microservices in containerized environments using Docker and Kubernetes. Collaboration with business analysts, architects, and cross-functional teams will be essential to deliver secure and high-performance solutions that meet stringent banking requirements. You will also be responsible for ensuring code quality through unit testing, code reviews, performance optimization, and adherence to enterprise development standards.

Join Databricks as a Core Account Executive and play a pivotal role in driving the growth of our innovative cloud-based platform in Hong Kong. You will be responsible for expanding our client base by building strong relationships with new and existing customers. Your expertise in data analytics and cloud solutions will be essential as you navigate complex sales cycles and deliver tailored solutions that meet clients' unique needs.

Join our client, a leading multinational corporation in the information technology and electronics sector, as an Operations Support Engineer. As a key player in their expanding team, you will provide vital support in the implementation, installation, and configuration of PC operating systems, applications, and peripherals.Key Responsibilities:Assist project teams with the setup and configuration of PCs and workstations.Deliver exceptional phone and on-site support for troubleshooting and resolving issues related to PCs, applications, and peripherals.Document incidents diligently in the incident management system through tracking software or email.Ensure timely resolution of incidents in alignment with defined Service Level Agreements (SLAs).Effectively escalate issues beyond Level 1 as necessary.Compile and present daily situation reports for management review.Provide timely updates on all assigned requests and tasks.Validate the functionality of newly deployed PCs and IT peripherals, escalating issues for quick resolution.Maintain accurate asset information in the asset database along with necessary documentation.Assist with testing and rolling out system bug fixes, enhancements, and patches.Regularly update Project Leads on the progress of bug fixes, enhancements, or patches.

About AirwallexAirwallex is a revolutionary unified payments and financial platform catering to global enterprises. With our distinct blend of proprietary infrastructure and cutting-edge software, we empower over 200,000 businesses worldwide—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—to seamlessly manage everything from business accounts and payments to spend management, treasury services, and embedded finance solutions on a global scale.Founded in Melbourne, our diverse team of over 2,000 talented innovators operates across 26 global offices. With a valuation of US$8 billion and support from top-tier investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is at the forefront of shaping the future of global payments and finance. Are you ready to embark on the most ambitious journey of your career? Join us!Attributes We ValueWe seek passionate builders who embody a founder-like spirit, aiming for tangible impact and accelerated growth. You possess strong expertise and sharp critical thinking, driven by our mission and operating principles. You thrive in fast-paced environments, combining sound judgment with a deep curiosity that allows you to make data-informed decisions while maintaining a balance between speed and thoroughness.With a collaborative and humble mindset, you turn innovative concepts into tangible products and ensure projects are executed from start to finish. Leveraging AI, you work efficiently to resolve challenges swiftly. Here, you’ll engage with complex, high-stakes issues alongside exceptional teammates and advance your career as we redefine the landscape of global banking. If this resonates with you, let’s build the future together.Role SummaryWe are in search of a technically adept and execution-focused individual to spearhead the global expansion of our Issuing Product. In this pivotal role, you will serve as the vital link between our external partners—including networks, banks, and vendors—and our internal Solution Engineering (SE) and Product teams. You will be accountable for ensuring the technical success of our regional growth and for developing products that enhance our infrastructure's scalability.Key Responsibilities1. Regional Expansion & Strategic LaunchesEnd-to-End Technical Setup: Lead the technical initiatives for launching the Issuing Product in new markets while enhancing our issuing infrastructure capability map.

At CSIT, we are dedicated to developing innovative digital products that bolster the national security initiatives of Singapore. We are seeking dynamic Product Engineers who possess a growth mindset and a fervor for crafting exceptional products that enhance organizational effectiveness. Position Overview:As a Product Engineer focusing on Operations Management, you will be an integral member of an agile product team tasked with designing and implementing cutting-edge digital solutions. These solutions are aimed at enabling and optimizing operational workflows critical to our national security. Your contributions will play a key role in transforming and refining essential operational processes, directly influencing decision-making and mission outcomes. Collaboration will be at the forefront of your role, as you will engage with product managers, designers, software engineers, and various stakeholders to identify emerging business needs and deliver impactful solutions. This position promises to challenge you as you work within diverse environments, designing, building, and running software solutions while continuously adapting to the shifting landscape of business and technology.

Join Hudson River Trading (HRT) as an Infrastructure Operations Engineer within our dynamic global Systems and Network teams. This pivotal role focuses on enhancing our daily operations, ensuring that HRT's exceptional trading environment remains robust and efficient. Based in Singapore, you will be at the forefront of our global network infrastructure, taking charge of essential operational tasks that keep our trading systems running around the clock. This operations-centric position demands a proactive approach and a strong sense of reliability. You will engage in hands-on infrastructure management, encompassing hardware troubleshooting, coordination of data center activities, and real-time system monitoring. Collaborating closely with senior engineers, you'll execute deployments and troubleshoot issues, providing vital support that enables our engineering teams to scale effectively. The ideal candidate is a disciplined technologist with a proactive mindset, thriving in a fast-paced production environment. If you are a dedicated individual who enjoys the technical aspects of the job and seeks to make a significant impact within a leading global trading firm, we encourage you to apply.

Join YouTrip, the premier and rapidly expanding multi-currency payment platform in the Asia Pacific region. Since our inception in 2018, we have launched the first multi-currency digital wallet in the area, and today, we proudly serve millions, processing over US$15 billion in total payment volume annually.YouTrip’s offerings, YouTrip and YouBiz, are designed to provide inclusive, accessible, and cost-effective financial solutions for both individuals and businesses. We have successfully raised over US$110 million, with our latest Series B investment led by the esteemed Lightspeed Venture Partners, reflecting the strong investor confidence in our vision to revolutionize digital financial services across the Asia Pacific.As a recognized leader, we have been awarded the title of Global Innovator 2025 by the World Economic Forum, featured in CNBC’s list of the World’s Top Fintech Companies (2024, 2025), and celebrated as one of LinkedIn’s Top Startups (2023-2025). Our commitment to innovation aims to redefine financial services for consumers and businesses alike.At YouTrip, we embrace an entrepreneurial culture that values diversity and inclusion. We invite passionate individuals to join our dynamic regional team as we continue to innovate in the fintech space.We are currently seeking a Product Manager to become a crucial part of our Product team, focusing on our core platform that supports essential user, transaction, and operational functionalities. This position is suited for a technically inclined Product Manager with 1 to 4 years of experience, eager to navigate complex systems and gain insights into the comprehensive functioning of a fintech product. You will manage significant product areas while developing an in-depth understanding of how our platform integrates with internal teams and external partners. Your responsibilities will encompass user-facing experiences, internal tools, and backend systems that must maintain high accuracy, reliability, and scalability.This role reports directly to the Director of Product Management and collaborates closely with engineering, operations, finance, risk, compliance, and customer support teams.Key ResponsibilitiesLead product initiatives within a core platform area, from defining problems to delivering solutions and iterating on them.Translate business, operational, and regulatory requirements into clear product specifications and system workflows.Collaborate closely with engineers on backend-oriented systems, integrations, APIs, data flows, and edge cases.Enhance system reliability, accuracy, and scalability across transaction flows, internal processes, and controls.Work in partnership with internal teams to minimize manual tasks, operational risks, and issues affecting customers.Facilitate integrations with external partners and vendors, ensuring clarity in ownership and expectations.Contribute to roadmap planning, backlog prioritization, and sequencing, considering dependencies and trade-offs.

Join a Transformative CompanyAt Palantir, we create cutting-edge software that shapes data-driven decision-making and operational efficiencies. Our platforms enable partners to discover life-saving treatments, anticipate supply chain challenges, find missing children, and so much more.About the Role The Database Operations team is pivotal in deploying and maintaining the database infrastructure that underpins Palantir’s innovative products. As a Production Engineer in this team, you will play a critical role in the architecture and design of our database systems with a focus on deployment strategies and observability. Following deployment, you will develop and oversee automation processes and monitoring frameworks that ensure our databases consistently meet high standards for reliability and availability in diverse environments. You will also respond to urgent production challenges that impact some of the most significant use cases and clientele across the globe.

As a Manager of Data Centre & Cloud Operations, you will take charge of the design, execution, and upkeep of the infrastructure supporting our data center operations. This role requires an in-depth knowledge of data center systems encompassing hardware, networking, cooling, power, and security. You will also possess strong leadership capabilities to manage teams, streamline processes, and uphold the facility's operational excellence.Key Responsibilities:Infrastructure Management:Oversee the management and maintenance of both physical and virtual infrastructures, including servers, storage, network devices, and power and cooling systems.Ensure the data center infrastructure remains secure, reliable, scalable, and aligned with the organization’s business and operational requirements.Plan, implement, and upgrade infrastructure to satisfy performance and capacity expectations.Team Leadership and Collaboration:Lead, supervise, and collaborate with other departments, such as IT, network operations, security, and facilities, to ensure seamless data center operations.Establish and uphold operational standards and best practices for data center personnel.Capacity Planning and Optimization:Monitor data center performance and capacity to forecast future infrastructure requirements and proactively tackle potential challenges.Formulate and execute strategies to optimize resource utilization within the data center, including space, power, cooling, and network bandwidth.Project Management:Direct the planning and execution of various infrastructure projects, including data center builds, expansions, and migrations.Oversee timelines, budgets, and resources to guarantee successful project outcomes.Track and report progress on significant milestones, ensuring projects remain on schedule and within budget.Security and Compliance:Ensure the data center adheres to industry standards and complies with applicable security, regulatory, and environmental regulations.Implement physical security measures and collaborate with security teams to safeguard data integrity and access controls.Develop disaster recovery and business continuity plans for data center operations.Troubleshooting and Incident Management:Lead troubleshooting initiatives and guarantee swift resolution of any infrastructure issues or outages.Develop and maintain incident response procedures to minimize downtime and meet recovery objectives.Conduct root cause analyses and continuous improvement processes for infrastructure incidents.Cost Management:Oversee the budget for data center infrastructure, identifying opportunities for cost-saving measures.

Join the Airwallex Team as an Engineering Lead!At Airwallex, we pride ourselves on being the only unified payments and financial platform designed specifically for global businesses. With our innovative combination of proprietary technology and software, we empower over 200,000 businesses worldwide—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—to streamline their financial operations with fully integrated solutions for managing business accounts, payments, spend management, and treasury, all at a global scale.Founded in Melbourne, our talented team of over 2,000 professionals spans 26 offices globally. Valued at US$8 billion and supported by leading investors such as T. Rowe Price, Visa, Mastercard, and Sequoia, Airwallex is at the forefront of building the future of global payments and financial solutions. If you're eager to take on ambitious challenges and make a significant impact in your career, we invite you to join us.What We Look ForWe seek builders with an entrepreneurial spirit who are eager to create real impact, learn rapidly, and take ownership of their work. You should possess strong expertise relevant to the role, coupled with critical thinking skills, and be motivated by our mission and operating principles. Your ability to move swiftly with sound judgment, coupled with a deep curiosity to explore, will help you make informed decisions based on first principles.Collaboration and humility are key; we value individuals who can transform innovative ideas into tangible products and ensure tasks are completed thoroughly. Utilizing AI to enhance efficiency and solve problems quickly is essential. Here, you will face complex, high-stakes issues alongside exceptional teammates while advancing your career in the realm of global banking. If this resonates with you, let’s innovate together.About the Ops Efficiency TeamThe Ops Efficiency team is dedicated to driving operational excellence by automating and optimizing internal processes for Airwallex. We create tools and systems that enhance user onboarding and registration approval, improve risk prediction and mitigation strategies, and leverage AI and automation to boost our internal operational efficiency.Your RoleAs the Engineering Lead for the Ops Efficiency team, you will be instrumental in developing and refining essential systems and tools aimed at improving user onboarding, automating manual operations, and enhancing risk detection capabilities. Collaborating closely with product, operations, and engineering teams, you will deliver impactful technical solutions at scale.

Role Overview The Rapid Deployment Operations Engineer at Xcellink works within the Rapid Deployment Operations Team in Singapore (West). This role partners with Service Delivery, Support, and Project Teams to address technical challenges, support production deployments, and provide technical assistance during incidents. Regular collaboration with stakeholders is key to maintaining smooth operations and service quality. Main Responsibilities Support the Service Delivery Team in meeting service standards as outlined in Service Level Agreements (SLAs) with customers. Share feedback with the Service Delivery Team on HR and operational topics that impact service commitments. Respond to and resolve operational issues raised by customers or the Service Delivery Manager. Implement service recovery plans when required. Take part in candidate interviews to assess fit for project needs. Assist the Operations Lead in managing project teams to ensure projects are delivered successfully. Work with the Service Delivery Manager and Customer Team Lead to address any SLA breaches by the support team. Join monthly and quarterly operations reviews with stakeholders to discuss SLA adherence and related topics. Integrate with project teams as needed to help deliver on project objectives. Participate in discussions about improving service quality and operational processes. Develop training programs focused on technical skills and soft skills. Set up and maintain knowledge transfer processes for smooth team transitions. Help refine operational processes to strengthen Xcellink’s service management and delivery. Oversee the development and rollout of training and process documentation for the Service Delivery Team and Customer Operations. Ensure the Support Team follows Customer Business Standards and controls, protecting intellectual property rights. Carry out other duties as assigned by the Supervisor or Operations Lead.

We are seeking a dedicated Site Reliability Engineer (SRE) to enhance and maintain the availability of our trading binary systems. This role requires you to be on duty during the European team's off-hours, ensuring uninterrupted operations.Your Key Responsibilities:Overseeing operational management of trading activities, with a focus on proactive monitoring.Managing incidents, including rapid escalation and mitigation strategies.Participating in on-call duty to address critical issues.Performing debugging tasks using C++ and Python, along with classifying issues effectively.Developing observability metrics and trading analytics to support our trading systems.Keeping abreast of financial and technical news by reading relevant materials and monitoring exchange newsletters.Our Ideal Candidate Will Have:A Bachelor’s degree in a quantitative field such as Computer Science, Engineering, Physics, or Mathematics.At least 5 years of experience in a Site Reliability Engineering role.Programming proficiency in Python or Go is preferred.Strong knowledge of Unix systems.Experience deploying, configuring, and managing Linux-based servers, including Docker, Kubernetes, and Grafana.Ability to identify opportunities for platform improvements within a complex technical landscape.Exceptional communication skills, capable of engaging with both internal teams and external clients.Proficiency in English at B2/Upper-Intermediate level or higher.A proactive approach and willingness to learn about new domains.