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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.

What You'll Do:

Project scope/overview:

The intern will design, develop, and deploy production-ready capabilities for Airwallex’s Spend Cards and Issuing platform. The project may span card lifecycle management, spend controls, transaction visibility, APIs, or customer-facing card experiences..

Detailed Outline:

Technical tasks/deliverables:

Technical design scoping: Create workflow diagrams, identify dependencies, expected inputs and outputs, and define success criteria (e.g., latency, accuracy, cost).
Feature development: Build and integrate production-ready Cards and Issuing capabilities across backend, APIs, and frontend where needed.
Testing & observability: Add automated testing and set up observability dashboards with logging, metrics, and alerts to monitor performance and reliability.
Deployment: Deploy the completed capability to production and validate it with real users.

Project Milestones:

Technical design sign-off: Finalise workflow diagrams, success criteria, and technical design documentation.
MVP development: Build Cards or Issuing capability and validate key flows.
Production readiness: Complete testing, observability, and integration requirements.
Deployment and showcase: Release the capability and present the outcome to the wider Engineering team.

Expected learning:

Card issuing concepts, including card lifecycle, spend controls, and transactions
API and distributed systems design
Production engineering including testing, observability, and reliability
Frontend for customer-facing experiences
Building within a global fintech platform

Planned role & responsibilities

Actively participate in team standups, sprint reviews, and retrospectives to align with engineering priorities.
Collaborate with cross-functional partners (e.g., Operations, Finance, Infosec) to understand workflow requirements and validate outputs.
Contribute to code reviews, testing, and documentation.
Deliver bi-weekly project updates and participate in mid-point and final showcases to demo project.
Design, develop, and deploy an assigned Cards or Issuing project under mentor guidance.

Outline of onboarding process steps in team:

Buddy assignment: Pair with a senior engineer/mentor for end-to-end feature lifecycle walkthrough, and weekly technical check-ins.
Tools orientation: Setup access to relevant AI and development tools
Domain familiarization: Walkthrough of identified finance operational workflows (e.g., cash reconciliation, PO approvals) with relevant domain experts

Proposed schedule of Review Check-ins:

Monthly check-in for progress review and feedback sharing
Final Review: at 24 weeks (End-of-project showcase)

Eligibility requirements

Able to commit to a 6 month placement period, ideally commence in Jan ‘27 through to June 2027.
Able to commit to Full Time hours for the duration of the placement.
Are a current student in Singapore, studying towards a formal tertiary qualification at a recognised university.
Strong verbal and written communication skills.
Desire to learn and grow with Airwallex as a technologist.

We’re looking for people who meet the minimum skills and experience for this role. The preferred skills are great to have, but are not mandatory.

Minimum skills & experience:

Proficiency in Python, with strong software engineering fundamentals.
Ability to design and implement AI-driven systems that automate workflows and improve customer experiences.
Strong skills in system design and critical thinking, building elegant abstractions over complex patterns, especially in financial services.
Proven track record of writing clean, high-quality, production-grade code and ensuring robust interactions between services.
Experience working with production AI systems, adhering to best practices in engineering, security, and AI governance.
Excellent communication and collaboration skills, with the ability to partner across technical and non-technical teams.

Preferred skills & experience:

Proficiency in Kotlin, Typescript or Javascript.
Familiarity with MLOps practices and deployment pipelines for AI-driven products (e.g., model serving, monitoring, retraining).
Experience with vector databases, orchestration frameworks (LangChain, Ray, etc.), or event-driven systems (Kafka, RabbitMQ).
Exposure to cloud AI/ML services (AWS, GCP, or Azure), including GPU orchestration and scalable model deployment.

Application and Assessment process

Applications are reviewed on a rolling basis with application status changes and outcomes communicated as soon as decisions are finalised. Your patience during this process is highly appreciated.

Online technical assessment
Talent screen
Technical Interview
Hiring Manager interview

Requirements: Please provide us with the PDF copies of your transcripts and CV outlining when you finish your studies when applying

About You:

You can think on your feet - with knowledge of building platforms which resolve fast paced, ever changing success measures.
You are a team player - you enjoy working in a collaborative, innovative and customer first environment.
You are naturally curious - always asking why to better understand our customer needs.
You are a passionate problem solver - You love digging deep and brainstorming with colleagues in order to come up with the best solution for a problem

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.

1a:T2f43,

About Airwallex

Attributes We Value

About the Airwallex Intern Program

Gain hands-on experience through owning your own project end to end
Benefit from personal mentorship by industry leading technologists
Rare software engineering intern experience where you are hands-on with modern engineering tools, including AI-assisted workflows
Join a cohort experience that fosters knowledge sharing, networking and soft skill development
Many of our Interns receive an Airwallex Graduate role at intern program completion
We are looking for talented, curious and determined individuals to join our 12-week Software Engineering Intern Program commencing in May 2027.

About the team

The Engineering team at Airwallex is a diverse group of innovators, builders, and problem solvers, driven by a mission to empower businesses to operate anywhere, anytime. We thrive in a collaborative and fast-paced environment, where we're constantly pushing the boundaries of what's possible in the financial technology space.

As a team, we value technical craftsmanship, continuous learning and a strong sense of ownership, and we believe modern engineers should know how to work effectively with AI. We build scalable, reliable and secure products that empower businesses to grow without borders, and we want interns who are excited to explore LLM-powered tools thoughtfully, apply sound engineering judgement, and stay current with the fast-moving AI landscape.

What You'll Do

As an intern, you will be given an exciting and challenging project that you'll start in week 1. You'll join our structured Intern Program, be set up with a mentor and manager to make sure you have the best experience and that you are encouraged and supported to contribute. Most importantly, we want you to feel part of the team and learn lots while you are working with us!

Our leaders welcome all Airwallex people to contribute to our roadmap and to constantly challenge the processes that we build our platforms through. You'll get the opportunity to learn and apply best-practice software engineering, focusing on strong software engineering fundamentals and pragmatism from our engineers.

You will learn how AI can enhance strong engineering by using LLM tools for research, prototyping, debugging, testing and documentation, while applying critical judgement and strong fundamentals. Working on ambitious goals with a modern stack including Kotlin, Kafka, Kubernetes and React, you will help deliver simple, scalable solutions while exploring new models and tooling with your team.

Intern Program structure

12 weeks over the Singapore University summer break (start early May to late Jul)
1st week in a structured induction
3 Program Review / Check-Ins across the 12 week program
1 Intern scoped Project to own end to end
1 Project Showcase to present back to our Teams on what you built

About You

You can think on your feet - with knowledge of building platforms which resolve fast paced, ever changing success measures
You are a team player - you enjoy working in a collaborative, innovative and customer first environment
You are naturally curious - always asking why to better understand our customer needs
You are a passionate problem solver - You love digging deep and brainstorming with colleagues in order to come up with the best solution for a problem
You are excited about AI - You are enthusiastic about how AI is transforming software engineering and enjoy exploring new tools and models, applying them thoughtfully and responsibly to improve the way you build software

Eligibility requirements

Penultimate year or Final year of a Bachelor's or Master's degree, at any stage in your PhD in Computer Science, Software Engineering or equivalent.
Computing and Object-Oriented Programming (OOP) Fundamentals
Strong verbal and written communication skills
Desire to learn and grow with Airwallex as a technologist

Life at Airwallex as an Intern

💸 Competitive rewards: Industry-leading salaries and benefits

🥗 On-site snacks & drinks, lunch credits

🎂 Enjoy a paid day off on your birthday to celebrate YOU

🏢 Prime location: Centrally located office for easy access

Application & Assessment process

Applications are reviewed on a rolling basis. We'll keep you updated throughout the process, and appreciate your patience while we carefully review every application.

The recruitment process includes:

Application submission including your current resume and academic transcript
Online technical assessment
Talent screen
Live Code Interview
Hiring Manager interview

As part of the interview process, we are interested not only in your coding fundamentals, but also in how you think about using AI in engineering. Depending on the stage, we may assess:

How you approach problem solving with and without AI assistance
Your ability to evaluate, refine or challenge AI-generated suggestions
Your curiosity about new models, tools and practical use cases

We are not looking for candidates who simply use AI tools. We are looking for future engineers who can use them thoughtfully, critically and effectively.

Requirements: Please provide us with the latest PDF copies of your transcript and CV outlining when you finish your studies when applying

Applications close: 18 Sep 2026 2359 SGT

*If the career website link does not work, please use this application link instead: Alternative application link

Applicant Safety Policy: Fraud and Third-Party Recruiters

Equal opportunity

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Role	Company	Location	Season	Posted
Software Engineer Intern (Jan to Jun 2027)	Airwallex	SG - SingaporeOn-site	Summer 2027	10 days ago
Software Engineer - Intern 2027	Airwallex	SG - SingaporeOn-site	Summer 2027	19 days ago