Senior Software Engineer - Data Platform

Role overview Airwallex is hiring a Senior Software Engineer to work on the Cloud Platform in Singapore. This role centers on designing and building cloud solutions that support and improve the company’s global payment infrastructure. What you will do Design and develop cloud-based systems for payment processing Work with teams across engineering, product, and operations to integrate new features Focus on performance optimization and system reliability Location This position is based in Singapore (SG).

Join CSIT as a Cloud Platform Engineer, where you will dive into modern cloud technologies to enhance and modernize our on-premise platform services.As a pivotal member of the Runtime Platform team, you will contribute to the delivery of secure, reliable, and scalable platform services that simplify infrastructure complexities. This enables software engineers to effectively deploy and manage cloud-native applications while upholding strong security and compliance protocols.Our team manages a multi-tenanted platform that integrates numerous enhancements tailored to our developers' unique needs, directly boosting productivity through both third-party technologies and custom workflow improvements.

About AirwallexAirwallex is a pioneering unified payments and financial platform designed for global enterprises. By harnessing our proprietary infrastructure and innovative software, we empower over 200,000 businesses globally—including industry leaders like Brex, Rippling, Navan, Qantas, and SHEIN—with comprehensive solutions that encompass business accounts, payments, spend management, treasury, and embedded finance at a worldwide scale.Founded in the vibrant city of Melbourne, our team comprises over 2,000 of the brightest minds in technology across 26 global offices. Valued at $8 billion, we are supported by renowned investors such as T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital. Join us in shaping the future of global payments and finance.Attributes We ValueWe seek dynamic builders with an entrepreneurial spirit who aspire to create a meaningful impact, accelerate their learning, and embrace true ownership in their work. You bring substantial expertise, sharp analytical skills, and are driven by our mission and operating principles. You thrive on speed and good judgment, possess a deep curiosity, and make principled decisions while balancing expedience with thoroughness.You are collaborative and humble, transforming innovative concepts into tangible products, and you ensure that tasks are completed effectively from start to finish. Utilizing AI to enhance efficiency and solve challenges swiftly is part of your approach. Here, you will tackle complex, high-stakes issues alongside exceptional colleagues and advance your career as we redefine global banking. If this resonates with you, let's create what's next together.What You’ll DoAs a crucial member of the Search Platform Team, you will expertly bridge the gap between business needs and architectural excellence. Your responsibilities will include:Developing advanced application infrastructure to mitigate widespread challenges across the organization, significantly reducing maintenance costs for developers and fostering innovation;Skillfully addressing complex, organization-wide challenges through the strategic implementation of cutting-edge technologies such as distributed systems, vector databases, and data pipeline solutions;Conducting comprehensive evaluations of strategic solutions on an organization-wide scale.

Airwallex is a global payments and financial platform built for businesses. The company supports over 200,000 clients worldwide, including names like Brex, Rippling, Navan, Qantas, and SHEIN. Its platform covers business accounts, payments, spend management, treasury services, and embedded finance, all delivered at scale. Founded in Melbourne, Airwallex employs more than 2,000 people across 26 offices. With a valuation of US$8 billion and backing from investors such as T. Rowe Price, Visa, and Sequoia, the company continues to shape the future of global finance. What we look for Airwallex values people who build with an entrepreneurial mindset and take real ownership. Strong analytical skills, expertise in your craft, and alignment with the company’s mission and operating principles are important. The team moves quickly but makes thoughtful decisions, balancing speed and care. Curiosity, sound judgment, and a collaborative approach matter here. The culture rewards humility, a willingness to turn ideas into products, and a strong drive to see work through from start to finish. Using AI to improve efficiency is encouraged. This role brings the chance to tackle complex, visible problems with skilled colleagues and develop your career as Airwallex redefines banking. Role overview The Notification Platform engineering team develops and maintains the core infrastructure for customer and internal communications at Airwallex. This group ensures that notifications reach the right people, through the right channels, at the right time. Reliability and scalability are central to their work, supporting product teams as they engage users. As a centralized platform team, they bridge business needs with architectural soundness. The team builds and enhances a cloud-native platform using modern technologies such as reactive programming, workflow orchestration, distributed systems, and advanced gateway integrations. Their solutions handle complex communication scenarios across the company, providing essential support to product teams.

About ClickHouseRanked on the prestigious 2025 Forbes Cloud 100 list, ClickHouse stands as a trailblazer in the rapidly evolving private cloud sector. With a remarkable base of over 3,000 clients and an astonishing annual recurring revenue (ARR) growth exceeding 250% year-on-year, ClickHouse excels in delivering real-time analytics, data warehousing, observability, and AI workloads.The company’s relentless growth trajectory was recently underscored by a successful $400M Series D funding round. In just the last quarter, notable clients such as Capital One, Lovable, Decagon, Polymarket, and Airwallex have embraced our platform or expanded their existing deployments. These clients join an esteemed roster of AI pioneers and global brands, including Meta, Cursor, Sony, and Tesla.Join us in our mission to revolutionize data utilization for businesses. Be part of our exciting journey!About the TeamThe Cloud Infrastructure Engineering team is responsible for constructing and overseeing the essential components of the ClickHouse Cloud data plane from end to end. This encompasses compute, networking, security, and a multi-cloud, multi-region architecture that ensures a dependable and scalable managed ClickHouse experience for our customers. We are seeking exceptionally skilled and experienced cloud infrastructure software engineers to join our team, who will play a pivotal role in designing, deploying, and maintaining our infrastructure.

About AirwallexAirwallex is the premier unified payments and financial platform designed for global enterprises. Our innovative blend of proprietary technology and infrastructure empowers over 200,000 businesses worldwide—including notable names like Brex, Rippling, Navan, Qantas, and SHEIN—with seamless solutions to manage everything from business accounts and payments to treasury and embedded finance on a global scale.Founded in Melbourne, we proudly boast a talented workforce of over 2,000 innovative minds across 26 offices worldwide. Valued at $8 billion and supported by leading 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 creating the future of global payments and financial services. If you're ready to take on the most ambitious challenges of your career, we invite you to join us.Attributes We ValueWe seek builders with an entrepreneurial spirit who desire substantial impact, accelerated learning, and genuine ownership of their work. You bring robust expertise and analytical skills, driven by our mission and operating principles. Your strong judgment and insatiable curiosity allow you to make informed decisions quickly, balancing both speed and thoroughness.Collaboration and humility are essential; you transform innovative concepts into tangible products and ensure that projects are completed from start to finish. Leveraging AI, you work smarter and resolve challenges efficiently. Here, you will confront complex, high-stakes issues alongside exceptional team members while advancing your career as we shape the future of global banking. If this resonates with you, let’s build what’s next together.About the TeamThe Lending Engineering team at Airwallex is dedicated to developing a cutting-edge lending platform that enables enterprise clients to deliver innovative credit solutions to their customers through our robust technology and infrastructure. Based in Singapore, our team is responsible for the design, delivery, and scaling of our credit product offerings for clients worldwide. In this role, you will have a direct impact on the architecture, reliability, and continuous advancement of our next-generation embedded lending platform.Your ResponsibilitiesAs a Senior Software Engineer, you will be instrumental in architecting, designing, and implementing large-scale, secure, and scalable systems for our lending platform. Your contributions will facilitate rapid, seamless, and compliant credit experiences for our users.

About AirwallexAirwallex is a pioneering unified payments and financial solutions platform tailored for global enterprises. With our unique combination of proprietary technology and infrastructure, we empower over 200,000 businesses globally—including notable names like Brex, Rippling, Navan, Qantas, and SHEIN—by providing fully integrated solutions for managing business accounts, payments, spend management, treasury, and embedded finance on a global scale.Founded in Melbourne, we boast a vibrant team of over 2,000 innovative tech professionals spread across 26 offices worldwide. With a valuation of US$8 billion and support from world-class investors such as T. Rowe Price, Visa, Mastercard, and Sequoia, Airwallex is at the forefront of shaping the future of global financial platforms. If you're eager to undertake challenging and impactful work, we invite you to join our team.

About AirwallexAirwallex stands as the premier unified payments and financial platform tailored for global enterprises. With our distinctive 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—with comprehensive solutions to manage everything from business accounts and payments to spend management and treasury, as well as embedded finance on a global scale.Founded in Melbourne, our team comprises over 2,000 of the brightest minds in technology, spread across 26 offices globally. Valued at US$8 billion and backed by renowned 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're ready to embark on the most ambitious venture of your career, we invite you to join us.Attributes We ValueWe seek passionate builders with an entrepreneurial spirit who aspire to make a significant impact, accelerate their learning, and embrace true ownership of their work. You should possess strong expertise relevant to the role, coupled with sharp analytical thinking, and be driven by our mission and operating principles. You act swiftly with sound judgment, explore deeply with curiosity, and make informed decisions based on first principles, balancing speed and thoroughness.You embody humility and collaboration, turning innovative ideas into tangible products while ensuring tasks are completed from start to finish. You leverage AI to enhance productivity and accelerate problem-solving. Here, you’ll engage with intricate, high-impact challenges alongside exceptional colleagues and advance your career as we redefine the landscape of global banking. If this resonates with you, let's create the future together.About the TeamThe Global Treasury and Payment Network (GTPN) Team is integral to Airwallex’s payment infrastructure. Our focus is on broadening the reach of Airwallex’s global treasury and payment network while enhancing its capabilities, user experience, and offering innovative payment products anchored in a robust financial foundation.Your RoleAs we extend our global presence, we are on the lookout for enthusiastic software engineers to join our dynamic team. This is a unique chance to work closely with product managers and designers from around the world, crafting products that not only fulfill but surpass our customers' expectations.This opportunity is based in Singapore.

Join OKX as a Senior Software Engineer specializing in Rust for cross-platform development. We are a pioneering crypto exchange dedicated to reshaping the future through blockchain technology, offering a robust platform for crypto trading and decentralized applications.As part of our dynamic engineering team, you'll collaborate on innovative projects that enhance our product offerings and provide millions with seamless access to cryptocurrency markets.

Join our Digital Resiliency Engineering (DRE) team, where we fuse software and systems engineering to create and manage large-scale, distributed systems built for the Singapore Government. Our mission is to ensure that Government services are dependable, performant, and tailored to meet user needs.We are seeking talented individuals with a robust background in DevOps, Infrastructure Engineering, or Site Reliability Engineering (SRE) who have experience managing critical production technology infrastructures at scale. If you are eager to collaborate with a team of skilled practitioners and industry leaders, we invite you to apply.As a Platform Engineer, you will develop essential services for the observability and automation of infrastructure services. You will participate in an on-call rotation with fellow engineers, providing swift responses to significant incidents affecting critical Government services. Your role will involve offering technical leadership to the team while closely collaborating with technical leads to maintain highly available solutions. You will also mentor team members on managing the availability and performance of mission-critical services, developing automation, and establishing monitoring solutions to prevent reoccurring issues.In this capacity, you will oversee the execution of project priorities, timelines, and deliverables. You will lead the design of key components, systems, and features aimed at enhancing the availability, scalability, latency, and efficiency of services designed and implemented by the Government.Key Responsibilities:Establish Service Level Indicators (SLIs), Service Level Objectives (SLOs), Error Budgets, and post-mortem incident processes.Participate in an on-call roster to ensure the reliability and performance of critical Government services, providing operational support for large-scale distributed systems to effectively resolve incidents.Analyze metrics and logs from operating systems and applications for capacity planning, performance tuning, and fault isolation.Develop automation to manage services, infrastructure, and applications.Enhance the reliability and quality of services through proactive monitoring.Continuously measure and optimize system performance, advancing SRE practices.Create an SRE playbook for government-wide reference.Identify and evaluate emerging technologies that can foster innovation for the Government.Collaborate within a cross-functional service team comprising software engineers, infrastructure engineers, DevOps, and other specialists.

Join our Perception Team at Motional, where you will collaborate with leading ML engineers and research scientists dedicated to transforming self-driving vehicles into a reality while positively impacting society. Our team focuses on the technology that interprets dynamic scenarios, tracking, and classifying objects surrounding our robo-taxi system. We seek talented engineers to enhance our machine learning (ML) perception pipelines, including large-scale data pipelines, evaluation and visualization tools, and our active learning loop.Our robust data pipelines are essential for efficient ML development, encompassing data transformation, model training, and evaluation for both on-car and off-car perception solutions. The evaluation and visualization tools we create provide clear insights into dataset distributions, model behaviors, system performance, and edge-case scenarios. Our active learning loop continuously selects high-value data to refine model accuracy and robustness.

Join our innovative team at csit as a Senior Platform Engineer, where you will spearhead the development of advanced testing platform services designed to help organizations stay ahead of evolving cyber threats. In this pivotal role, you will architect and implement a flexible grid of both physical and virtual devices, granting developers and testers on-demand, scalable access to a diverse array of devices and environments for thorough testing. Your expertise in designing complex systems will be essential, as you will ensure compatibility across various device types, architectures, and communication protocols, all while prioritizing high availability, scalability, and robust security measures.

About AirwallexAirwallex stands as the premier unified payments and financial platform tailored for global enterprises. Our innovative blend of proprietary infrastructure and software enables over 200,000 businesses globally—including esteemed names like Brex, Rippling, Navan, Qantas, and SHEIN—to seamlessly manage everything from business accounts and payments to spend management and treasury, all while facilitating embedded finance on a grand scale.Founded in Melbourne, our team comprises over 2,000 of the brightest minds in technology, operating across 26 offices worldwide. 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 revolutionizing the global payments and financial services landscape. If you’re prepared to embark on the most ambitious journey of your career, come join us.Attributes We ValueWe seek out dynamic builders with an entrepreneurial spirit who desire meaningful impact, rapid learning, and true ownership of their work. You should possess strong technical expertise and keen analytical skills, and be driven by our mission and operating principles. Your speed and sound judgment, paired with an insatiable curiosity, will empower you to make decisions grounded in first principles, effectively balancing pace with thoroughness.Collaboration and humility are key; you will transform innovative concepts into tangible products, executing projects from inception to completion. Leveraging AI, you will optimize your workflow and expedite problem-solving. Here, you will engage with complex, high-stakes challenges alongside exceptional colleagues, fostering your professional growth as we shape the future of global banking. If this resonates with you, let’s create what comes next.Who You Are & Role OverviewAs part of the Platform Engineering team, you will be pivotal in designing Airwallex’s next-generation foundational infrastructure. We are advancing beyond conventional pipelines to establish a robust, distributed ecosystem that facilitates real-time AI enablement and global financial data management.Our goal is to redefine the limits of distributed storage, stream processing, and service-layer interfaces. We are in search of 'Engineers’ Engineers'—visionaries who relish delving into the intricacies of distributed systems, enhancing JVM performance, and implementing resilient architectural frameworks such as Lakehouse and real-time data.

At csit, we recognize that collaboration is the cornerstone of our operations. As a Senior Collaboration Platform Engineer, you will play a pivotal role in the design, development, and maintenance of our essential collaboration systems, empowering thousands of employees to connect, innovate, and achieve results.In this dynamic position, you will be responsible for ensuring system reliability and scalability while also shaping the strategic direction of our collaboration platform. Your expertise will guide engineers, lead proof-of-concept projects, spearhead system integrations, and oversee critical collaboration domains across the organization.If you are eager to influence the future of workplace collaboration, we invite you to apply.

At CSIT, we are dedicated to enhancing Singapore's national security through innovative technology solutions. Our products play a crucial role in various applications, particularly in counter-terrorism and computer network defense.We recognize that effective software product development relies on a robust platform and infrastructure. Our teams thrive in an environment that supports rapid and efficient software delivery. We are seeking passionate platform engineers who are committed to improving the developer experience and eager to help us expand our foundational platform, ultimately driving productivity for our development teams.

The CompanyArta Finance is on a bold and fulfilling mission to empower individuals worldwide to achieve financial success. By harnessing advanced AI and cutting-edge digital tools, which were once exclusive to ultra-high-net-worth individuals, Arta makes these resources accessible to a diverse global audience. Imagine having your own digital family office, merging intelligent investment strategies, alternative asset opportunities, private market access, and smart automation to effortlessly grow and safeguard your wealth. Our core values revolve around trust, teamwork, and adaptability.The RoleAs a Senior Cloud Infrastructure Engineer, you will be responsible for designing, developing, and maintaining a resilient infrastructure that spans the entire technology stack—from user-serving servers to data pipelines, storage systems, trading platforms, and research infrastructure. Your critical contributions will support both real-time and batch workflows, ensuring scalability, performance, and high reliability for our mission-critical systems.This is an individual contributor position, where your expertise will guide various initiatives in collaboration with cross-functional teams.What You Will DoDesign, develop, and maintain scalable infrastructure for real-time and batch workflows, emphasizing high-throughput and low-latency data processing for autonomous trading, quantitative research, and reliable user-serving servers.Work closely with frontend, research, and trading teams to ensure that the infrastructure and data pipelines meet performance, precision, and usability requirements.Integrate third-party platforms and data providers, ensuring secure and reliable API/data stream ingestion while tackling complex external data integration challenges.Proactively identify and resolve bottlenecks and inefficiencies in distributed systems, optimizing performance and resource utilization.Take ownership of deployment pipelines and production operations to guarantee high availability, fault tolerance, and observability of critical services.Architect and implement scalable systems that support high-throughput, low-latency data processing essential for autonomous trading and quantitative research. Ensure data quality, consistency, and traceability through thorough testing, validation, and monitoring pipelines.Uphold security best practices and collaborate with internal stakeholders to meet compliance and auditing standards.

Join Our Team at AirwallexAirwallex is revolutionizing the financial landscape by providing a unified payments and financial platform tailored for global enterprises. Our innovative blend of proprietary infrastructure and cutting-edge software empowers over 200,000 businesses around the globe—including notable names like Brex, Rippling, Navan, Qantas, and SHEIN—with seamless solutions to manage their business accounts, payments, spend management, treasury, and embedded finance on a global scale.Founded in Melbourne, our diverse team of over 2,000 talented professionals spans 26 offices worldwide. With a valuation of US$8 billion and support from leading 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. If you are ready to embark on the most ambitious journey of your career, we invite you to join us.What We Look ForWe seek visionary builders who possess a founder's spirit, eager to make a significant impact, accelerate their learning, and embrace true ownership of their work. You should bring a wealth of relevant expertise, sharp analytical skills, and a strong alignment with our mission and operating principles. A quick thinker who balances speed with careful decision-making, you approach challenges with curiosity and a desire to dig deep.As a humble and collaborative team player, you are adept at turning innovative ideas into tangible products, ensuring projects are executed from inception to completion. Leveraging AI, you work efficiently to solve problems swiftly. Here, you will engage with complex, high-visibility challenges alongside exceptional colleagues, propelling your career forward as we construct the future of global banking. If this resonates with you, let’s create what comes next together.About the RoleThe Global Treasury and Payment Network (GTPN) team is at the heart of Airwallex’s payment infrastructure. As the first product of Airwallex and a significant revenue driver, GTPN plays a critical role in enhancing our customer experience. We operate at the nexus of traditional and modern finance, broadening the reach of our global treasury and payment network while fortifying its capabilities and reliability. Our team is dedicated to delivering innovative payment solutions built on a solid financial foundation.Comprising a truly global, cross-site engineering organization, GTPN boasts skilled engineers across established and emerging hubs, including the US, Singapore, Hong Kong, and Shanghai. As we expand our footprint worldwide, we are on the lookout for passionate Senior Software Engineers to join our dynamic team.

As a Senior Cloud Engineer, you will play a pivotal role in managing cloud operations within our delivery team. This position involves executing daily cloud operations and implementing cloud solutions in various technical customer engagements, which may include basic operations, administration, and specific implementation projects or pilots in the cloud environment. We are seeking a Cloud Engineer with a proven track record in delivery roles, strong skills in implementation discussions, hands-on experience, excellent client handling capabilities, and a collaborative spirit. You will be responsible for providing solutions and technical expertise to your team members and client accounts.Responsibilities:Implement and manage complex cloud network architectures across AWS and Azure ecosystems, ensuring optimal performance and security. Facilitate the migration of network services and cloud workloads while minimizing downtime and disruption.Demonstrate familiarity with AWS/Azure native components such as firewalls, SaaS connectivity, NLB, ELB, GWLB, NAT Gateways, Transit Gateways, API Gateways, Control Tower, and CloudFront.Design, implement, test, secure, manage, and maintain infrastructure network systems.Utilize Infrastructure as Code (IaC) tools, particularly Terraform, for infrastructure deployment and management.Oversee project planning, execution, and supervision, ensuring timely completion within the budget. Collaborate closely with various teams to foster a cooperative environment that supports knowledge sharing and project success.Maintain comprehensive documentation throughout the project lifecycle, including network diagrams, configuration details, and operational procedures. Effectively communicate complex technical concepts to non-technical stakeholders.Conduct thorough testing after migration to validate the functionality and performance of the newly implemented network. Provide ongoing support post-migration, including troubleshooting network issues and optimizing network performance.Work closely with the Team Leader to achieve system delivery milestones.Provide technical documentation support to project and solutions teams, and hand over as-built documentation to the maintenance support team.Engage with back-line support and vendors to diagnose and resolve technical issues.Assist in the daily operations of the system delivery team.Perform additional technical duties as required.Respond promptly to incidents and service requests (SRs).Administer NAC ClearPass for security posture enforcement.Analyze network utilization patterns to recommend and implement corrective and preventive measures.Provide standby support during network upgrades.

Role Overview Cygnify is hiring a Senior Platform Engineer (AWS & DevOps) to support a major telecom client in Singapore. This role focuses on building and maintaining an internal platform that includes a Backstage developer portal, feature-flag tools, and experimentation services. What You Will Do Lead and mentor a team of junior engineers. Design, build, and maintain a unified internal platform. Develop and support a Backstage developer portal. Implement and manage feature-flag and experimentation services. Promote self-service infrastructure for engineering teams. Ensure secure and efficient feature releases. Embed automation, security, compliance, observability, and cost management into platform solutions from the start. Location Singapore