Senior Software Engineer, Cards at Airwallex

Singapore

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Not SpecifiedCompensation

Senior (5 to 8 years)Experience Level

Full TimeJob Type

UnknownVisa

FinTech, PaymentsIndustries

Requirements

Bachelor’s degree in Computer Science, Software Engineering, or a related field
5+ years of professional software engineering experience
Hands-on experience designing and building backend systems and APIs in production
Strong computer science fundamentals, including algorithms, data structures, and distributed systems
Proficient in at least one backend language (e.g., Java, Kotlin, Go, Python)
Solid understanding of REST API design and backend frameworks (e.g., Spring Boot)
Experience working with cloud infrastructure (e.g., AWS, GCP) and container orchestration (e.g., Kubernetes)
Strong focus on performance, reliability, and code quality
Preferred Qualifications
Familiarity with observability and monitoring tools (e.g., Grafana, Prometheus, Splunk)

Responsibilities

Design and implement scalable, secure backend services that power the Cards product
Contribute to the architecture and long-term technical vision of our backend systems
Own end-to-end delivery of new features and improvements—from design to production
Write high-quality, testable code with attention to reliability and maintainability
Promote and uphold engineering best practices, including observability and API design
Collaborate with cross-functional teams including product, infrastructure, and design
Provide technical mentorship and support the growth of other engineers on the team

Skills

Key technologies and capabilities for this role

Distributed SystemsComplianceSecurityScalable SystemsReliable Systems

Questions & Answers

Common questions about this position

What is the salary for this Senior Software Engineer position?

This information is not specified in the job description.

Is this role remote or onsite, and where is it located?

This is an onsite role based in Singapore.

What skills are required for the Senior Software Engineer role on the Cards team?

The role requires skills in designing and implementing scalable, secure backend services, contributing to architecture and technical vision, owning end-to-end feature delivery, writing high-quality testable code, and promoting engineering best practices like observability and API design.

What is the culture like in Airwallex's Engineering team?

The Engineering team is a diverse group of innovators, builders, and problem solvers in a collaborative and fast-paced environment, valuing technical craftsmanship, continuous learning, ownership, and building scalable, reliable, secure products.

What makes a strong candidate for this Senior Software Engineer position?

Strong candidates meet the minimum qualifications, with experience designing scalable backend systems, collaborating cross-functionally, providing technical mentorship, and upholding engineering best practices.

Airwallex

Cross-border payment solutions for businesses

About Airwallex

Airwallex provides cross-border payment solutions for businesses of all sizes, including small to medium-sized enterprises and large corporations. The company offers a range of financial services such as multi-currency accounts, international money transfers, foreign exchange services, and payment gateway solutions. These services are designed to facilitate efficient and cost-effective international transactions. Airwallex uses advanced technology to ensure that these transactions are fast and secure. Unlike many competitors, Airwallex focuses on building financial infrastructure that supports the digital economy, allowing businesses to operate seamlessly across borders. The company's goal is to simplify global payments and make them accessible to businesses worldwide.

Eastern District, Hong KongHeadquarters

2015Year Founded

$877.4MTotal Funding

SERIES_ECompany Stage

FintechIndustries

1,001-5,000Employees

Benefits

Hybrid Work Options

Employee Equity Programs

Risks

Increased competition from fintech startups could erode Airwallex's market share.

Regulatory scrutiny in Asia-Pacific, especially China, may impact Airwallex's operations.

Volatility in foreign exchange rates poses a risk to Airwallex's revenue streams.

Differentiation

Airwallex offers a comprehensive suite of cross-border payment solutions for businesses.

The company integrates financial services into platforms, enhancing customer experience and efficiency.

Airwallex's global presence with ten international offices supports its expansive service offerings.

Upsides

Airwallex reported an 83% revenue increase in APAC, showcasing strong regional growth.

The partnership with Carwow enhances Airwallex's visibility and operational efficiency in the UK.

Airwallex's expansion in EMEA with new offices boosts its international market presence.

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