Senior Software Engineer, Financial Platform

About Airwallex Airwallex is the only unified payments and financial platform for global businesses. Powered by our unique combination of proprietary infrastructure and software, we empower over 250,000 businesses worldwide – including Brex, Navan, Qantas, SHEIN and many more – with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale. Proudly founded in Melbourne, we have a team of over 2,300 of the brightest and most innovative people in tech across 27 offices around the globe. Valued at US$11 billion and backed by world-leading investors including T. Rowe Price, Visa, Mastercard, Robinhood Ventures, Sequoia, Salesforce Ventures, DST Global, and Lone Pine Capital, Airwallex is leading the charge in building the global payments and financial platform of the future. If you’re ready to do the most ambitious work of your career, join us. Attributes We Value We hire successful builders with founder-like energy who want real impact, accelerated learning, and true ownership. You bring strong role-related expertise and sharp thinking, and you’re motivated by our mission and operating principles . You move fast with good judgment, dig deep with curiosity, and make decisions from first principles, balancing speed and rigor. You're humble and collaborative; turn zero‑to‑one ideas into real products, and you “get stuff done” end-to-end. You use AI to work smarter and solve problems faster. Here, you’ll tackle complex, high‑visibility problems with exceptional teammates and grow your career as we build the future of global banking. If that sounds like you, let’s build what’s next. The Opportunity: Join our Ledger and Recon Platform team, a critical component of Airwallex's mission to provide seamless financial management solutions. As an Engineering Manager in this dynamic team, you will build and scale key financial products and serve as a bridge between engineering domains and the finance division. In this role, you will lead efforts to develop and enhance our internal ledger and reconciliation systems. Your expertise will help ensure accuracy, security, and innovation in our financial processes, and your understanding of accounting principles will facilitate effective collaboration with finance stakeholders. With Airwallex's rapid growth and fast-paced expansion, you will face and tackle the exciting challenge of developing scalable, extensible, and reliable technology infrastructure that supports our global business operations. What You'll Do Develop and Optimize: Engineer sophisticated and scalable backend systems to manage financial data and transactions efficiently and securely. Collaborate and Refine: Work closely with Product Management, Design, and other Engineering teams to enhance product features and functionality, ensuring our platform exceeds customer expectations and adheres to regulatory requirements. Innovate and Implement: Use your product insight and data-driven feedback to validate and evolve product requirements, ensuring robustness and scalability. Ensure Data Integrity: Implement and enhance data integrity checks and processes to maintain the accuracy and consistency of financial data. Secure Development: Develop with security best practices in mind to protect user data and transactions from threats and unauthorized access. What You Are Knowledgeable and Skilled: You bring a strong foundation in backend software engineering, with expertise in languages such as Java, Kotlin, or equivalent. Analytical and Data-Driven: You leverage data to make informed decisions and enhance the platform’s effectiveness. Empathetic and Insightful: You possess a deep understanding of customer and financial data needs, guiding your approach to software development. A Collaborative Team Player: You thrive in a team environment, sharing knowledge and embracing diverse perspectives to achieve collective goals. Adaptable and Continuously Learning: You are eager to learn new skills and technologies, adapting quickly to changes in the fintech landscape. Security-Conscious: You focus on security, particularly in protecting user data and preventing unauthorized access. Your skills in security practices are crucial in maintaining the trust and safety of our financial products. Why Join Us Impact: Contribute to a platform that is transforming the fintech landscape and supporting thousands of businesses worldwide. Growth: Advance your career with opportunities to lead projects and initiatives in an environment that supports your professional development. Innovation: Work with the latest technologies and be part of a culture that dares to challenge the status quo. Culture: Join a team that values transparency, inclusivity, and collaboration. Benefits: Enjoy competitive salaries, comprehensive health benefits, and a flexible work environment that respects work-life balance. Applicant Safety Policy: Fraud and Third-Party Recruiters To protect you from recruitment scams, please be aware that Airwallex will not ask for bank details, sensitive ID numbers (i.e. passport), or any form of payment during the application or interview process. All official communication will come from an @ airwallex.com email address. Please apply only through careers.airwallex.com or our official LinkedIn page. Airwallex does not accept unsolicited resumes from search firms/recruiters. Airwallex will not pay any fees to search firms/recruiters if a candidate is submitted by a search firm/recruiter unless an agreement has been entered into with respect to specific open position(s). Search firms/recruiters submitting resumes to Airwallex on an unsolicited basis shall be deemed to accept this condition, regardless of any other provision to the contrary. Equal opportunity Airwallex is proud to be an equal opportunity employer. We value diversity and anyone seeking employment at Airwallex is considered based on merit, qualifications, competence and talent. We don’t regard color, religion, race, national origin, sexual orientation, ancestry, citizenship, sex, marital or family status, disability, gender, or any other legally protected status when making our hiring decisions. If you have a disability or special need that requires accommodation, please let us know.