Senior Software Engineer, Backend - Financial Platform

Airwallex9 months ago

Location

SG - Singapore

Type

Full Time

Salary

CNY 750,000 – 950,000

Level

Senior

Role

Backend Engineer

Posted

Jun 11, 2025

Full TimeSenior

The role

Summary

Senior Backend Engineer role at Airwallex working on the Ledger and Recon Platform team, focusing on building scalable financial backend systems for cross-border payments. The role requires strong expertise in Java/Kotlin, financial data management, and security practices to support global business operations.

What you'll do

Backend System Development: Engineer sophisticated and scalable backend systems to manage financial data and transactions efficiently and securely

Cross-functional Collaboration: Work closely with Product Management, Design, and other Engineering teams to enhance product features and functionality

Product Innovation: Use product insight and data-driven feedback to validate and evolve product requirements, ensuring robustness and scalability

Data Integrity Management: Implement and enhance data integrity checks and processes to maintain accuracy and consistency of financial data

Security Implementation: Develop with security best practices to protect user data and transactions from threats and unauthorized access

Ledger System Development: Build and enhance internal ledger and reconciliation systems for accurate financial processing

Regulatory Compliance: Ensure platform adheres to financial regulatory requirements and compliance standards

Infrastructure Scaling: Develop scalable, extensible, and reliable technology infrastructure supporting global business operations

What we look for

Technical

Backend Programming LanguagesStrong foundation in Java, Kotlin, or equivalent backend languages

Financial Systems ExperienceExperience with financial data management, ledger systems, and reconciliation processes

Security Best PracticesKnowledge of security practices for protecting financial data and preventing unauthorized access

Scalable System DesignExperience designing and implementing scalable backend architectures

Data Analysis SkillsAbility to leverage data for informed decision-making and platform enhancement

API DevelopmentExperience building RESTful APIs and microservices architecture

Education

Computer Science DegreeBachelor's degree in Computer Science, Software Engineering, or related technical field

Experience

Senior-level Experience5+ years of backend software development experience with increasing responsibility

Fintech ExperiencePrevious experience in financial technology, payments, or banking systems preferred

Team CollaborationProven track record of working effectively in cross-functional engineering teams

Fast-paced EnvironmentExperience working in high-growth, fast-paced technology companies

Skills

Required skills

Java ProgrammingAdvanced proficiency in Java for enterprise-level backend development

Kotlin DevelopmentStrong skills in Kotlin for modern JVM-based applications

Financial Data SystemsUnderstanding of financial data processing, ledger systems, and reconciliation

Security PracticesKnowledge of security best practices for financial applications

Data-Driven AnalysisAbility to use data analytics for informed decision-making

System DesignExperience designing scalable, distributed backend architectures

Nice to have

Accounting KnowledgeUnderstanding of accounting principles to facilitate collaboration with finance teams

Cloud PlatformsExperience with AWS, GCP, or Azure cloud infrastructure

Microservices ArchitectureHands-on experience with microservices design patterns

Payment ProcessingKnowledge of payment systems and cross-border transaction processing

Regulatory ComplianceUnderstanding of financial regulations and compliance requirements

AI/ML IntegrationExperience integrating AI tools to enhance development productivity

Compensation & benefits

Salary

CNY 750,000 – 950,000 (annual)

Benefits

Competitive Salary

Industry-leading compensation packages commensurate with experience and skills

Comprehensive Health Benefits

Full medical, dental, and vision coverage for employees and dependents

Flexible Work Environment

Work-life balance focused environment with flexible arrangements

Professional Development

Opportunities to lead projects and advance career in a supportive growth environment

Innovation Culture

Work with cutting-edge technologies and challenge the status quo in fintech

Global Impact

Contribute to a platform transforming fintech and supporting thousands of businesses worldwide

Collaborative Culture

Join a team that values transparency, inclusivity, and collaboration

Interview process

1
Application Review — Initial screening of resume and application materials focusing on technical background and fintech experience
2
Phone/Video Screening — 30-minute conversation with recruiter covering background, motivation, and basic technical concepts
3
Technical Assessment — Coding challenge or take-home assignment focusing on backend development and system design
4
Technical Interview — 1-2 hour technical interview covering system design, coding, and financial systems knowledge
5
Team Interview — Behavioral interview with engineering team members focusing on collaboration and cultural fit
6
Final Interview — Interview with engineering leadership covering technical leadership and strategic thinking
7
Reference Check — Verification of previous work experience and performance with former colleagues or managers