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Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!

Airwallex

Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!

full-timePosted: Jun 23, 2025

Job Description

Airwallex: Senior Backend Software Engineer (Scale) - Singapore

Are you a passionate and experienced backend software engineer looking to make a significant impact in a fast-growing fintech company? Airwallex is seeking a talented Senior Backend Software Engineer to join our Scale team in Singapore. This role offers the opportunity to work on cutting-edge technology, solve complex problems, and contribute to building the future of global finance.

Role Overview

As a Senior Backend Software Engineer in the Scale team, you will be responsible for designing, developing, and maintaining backend services and APIs for the Airwallex platform. You will play a crucial role in building and maintaining the multi-tenant infrastructure that powers our embedded finance platform, used by companies like Brex, Rippling, Navan, Qantas, and SHEIN. Your work will directly impact the growth and success of businesses worldwide.

This role requires a strong understanding of microservices architecture, distributed systems, and cloud platforms. You should be proficient in Java/Spring Boot and have experience with gRPC, Protocol Buffers, relational databases (e.g., MySQL), NoSQL databases (e.g., Redis), and messaging systems (e.g., Kafka). Excellent communication and collaboration skills are essential, as you will be working closely with product managers, designers, and other engineers to deliver high-impact features.

A Day in the Life

Your day as a Senior Backend Software Engineer at Airwallex might look like this:

  1. Morning: Start the day by attending a team stand-up meeting to discuss progress, challenges, and priorities. Review code changes from other team members and provide feedback.
  2. Mid-day: Work on designing and implementing new features for the Airwallex platform. Write high-quality, testable, and maintainable code. Collaborate with product managers and designers to refine requirements and ensure that features meet user needs.
  3. Afternoon: Participate in a system design session to plan the architecture for a new service. Research and evaluate different technologies and approaches. Troubleshoot and resolve production issues.
  4. Late Afternoon: Work on optimizing existing services for performance and scalability. Monitor system metrics and identify areas for improvement. Participate in code reviews and provide constructive feedback to other team members.

Why Singapore?

Singapore is a vibrant and dynamic city-state that serves as a global hub for finance, technology, and innovation. It offers a high quality of life, a diverse culture, and a thriving tech ecosystem. Here are some reasons why working in Singapore is a great opportunity:

  • Strategic Location: Singapore is strategically located in Southeast Asia, providing easy access to other major markets in the region.
  • Strong Economy: Singapore has a stable and robust economy, with a strong focus on innovation and technology.
  • Talent Pool: Singapore boasts a highly skilled and educated workforce, with a strong emphasis on STEM fields.
  • Quality of Life: Singapore offers a high quality of life, with excellent infrastructure, healthcare, and education systems.
  • Cultural Diversity: Singapore is a melting pot of cultures, with a diverse population and a rich heritage.

Career Path

At Airwallex, we are committed to providing our employees with opportunities for growth and development. As a Senior Backend Software Engineer, you can progress along several different career paths:

  • Staff Engineer: Become a technical leader within the team, mentoring junior engineers and driving architectural decisions.
  • Engineering Manager: Lead a team of engineers, managing their performance and guiding their career development.
  • Principal Engineer: Focus on solving complex technical challenges and driving innovation across the organization.
  • Architect: Design and implement the overall architecture of the Airwallex platform, ensuring that it is scalable, reliable, and secure.

We also provide opportunities for cross-functional movement, allowing you to explore different areas of the business and expand your skillset.

Salary & Benefits

The estimated salary range for a Senior Backend Software Engineer in Singapore is between $120,000 and $200,000 USD per year, depending on experience and qualifications. In addition to a competitive salary, Airwallex offers a comprehensive benefits package, including:

  • Competitive salary and equity.
  • Comprehensive health, dental, and vision insurance.
  • Generous paid time off policy.
  • Flexible work arrangements.
  • Professional development opportunities.
  • Company-sponsored events and activities.
  • Employee assistance program.
  • Wellness programs.
  • Commuter benefits.
  • Free snacks and drinks in the office.

Airwallex Culture

At Airwallex, we are building the global payments and financial platform of the future. We are a team of ambitious and innovative individuals who are passionate about solving complex problems and making a difference in the world. We value:

  • Impact: We focus on delivering results and making a tangible impact on our customers and the business.
  • Learning: We are constantly learning and growing, both individually and as a team.
  • Ownership: We take ownership of our work and are accountable for our results.
  • Collaboration: We work together to achieve our goals, sharing knowledge and supporting each other.
  • Humility: We are humble and respectful, always seeking to learn from others.

How to Apply

If you are a talented and passionate Senior Backend Software Engineer who is looking for a challenging and rewarding opportunity, we encourage you to apply. To apply for this position, please submit your resume and cover letter through our online application portal. Be sure to highlight your relevant experience and skills, and explain why you are interested in working at Airwallex.

Frequently Asked Questions (FAQ)

  1. What is 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 200,000 businesses worldwide with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale.
  2. What does the Scale team do?
    The Scale team focuses on building and maintaining the multi-tenant infrastructure powering our embedded finance platform. We also own features that require synthesizing knowledge across business, regulatory, and technical domains.
  3. What technologies do you use?
    We primarily use Java/Spring Boot for our backend services, along with gRPC, Protocol Buffers, MySQL, Redis, Kafka, Kubernetes, and AWS.
  4. What is the interview process like?
    The interview process typically involves a phone screen, a technical interview, and a system design interview.
  5. What are the working hours like?
    We offer flexible work arrangements, but generally expect employees to be available during core business hours.
  6. What is the company culture like?
    Our culture is collaborative, innovative, and impact-driven. We value learning, ownership, and humility.
  7. What opportunities for professional development are available?
    We offer a variety of professional development opportunities, including training courses, conferences, and mentorship programs.
  8. What is the dress code?
    Our dress code is casual.
  9. What is the office environment like?
    Our office is modern and open, with plenty of collaboration spaces and amenities.
  10. How does Airwallex promote diversity and inclusion?
    Airwallex is committed to creating a diverse and inclusive workplace where everyone feels welcome and valued. We have a number of initiatives in place to promote diversity and inclusion, including employee resource groups and diversity training programs.

Locations

  • Singapore, Singapore, Singapore

Salary

Estimated Salary Rangemedium confidence

132,000 - 220,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Javaintermediate
  • Spring Bootintermediate
  • gRPCintermediate
  • Protocol Buffersintermediate
  • MySQLintermediate
  • Redisintermediate
  • Kafkaintermediate
  • Kubernetesintermediate
  • AWSintermediate
  • Microservicesintermediate
  • Distributed Systemsintermediate
  • System Designintermediate
  • Problem-solvingintermediate
  • Communicationintermediate
  • Collaborationintermediate
  • Go (Golang)intermediate

Required Qualifications

  • 5+ years of software engineering experience (8+ for Staff) in Java/Spring Boot. (experience)
  • Proficiency in gRPC and Protocol Buffers. (experience)
  • Experience with relational databases (e.g., MySQL) and NoSQL databases (e.g., Redis). (experience)
  • Experience with messaging systems (e.g., Kafka). (experience)
  • Experience with containerization and orchestration technologies (e.g., Kubernetes, Docker). (experience)
  • Experience with cloud platforms (e.g., AWS). (experience)
  • Solid understanding of microservices architecture and distributed systems. (experience)
  • Strong system design and problem-solving skills. (experience)
  • Excellent communication and collaboration skills. (experience)
  • Experience with building and maintaining high-performance, scalable systems. (experience)
  • Experience in designing and implementing RESTful APIs. (experience)
  • Familiarity with CI/CD pipelines and DevOps practices. (experience)

Responsibilities

  • Design, develop, and maintain backend services and APIs for the Airwallex platform.
  • Build and maintain the multi-tenant infrastructure powering companies like Brex, Rippling, Navan, Qantas, and SHEIN.
  • Architect systems that aggregate requests from all platform customers, meeting enterprise-grade SLAs for availability, latency, and throughput.
  • Handle cross-data-center scenarios.
  • Own features that require synthesizing knowledge across business, regulatory, and technical domains.
  • Design integrations for enterprise prospects by translating their business requirements into technical solutions.
  • Write high-quality, testable, and maintainable code.
  • Participate in code reviews and provide constructive feedback to other team members.
  • Collaborate with product managers, designers, and other engineers to deliver high-impact features.
  • Troubleshoot and resolve production issues.
  • Contribute to the overall architecture and design of the Airwallex platform.
  • Stay up-to-date with the latest technologies and trends in backend development.
  • Mentor junior engineers and share your knowledge with the team.
  • Participate in on-call rotation as needed.

Benefits

  • general: Competitive salary and equity.
  • general: Comprehensive health, dental, and vision insurance.
  • general: Generous paid time off policy.
  • general: Flexible work arrangements.
  • general: Professional development opportunities.
  • general: Company-sponsored events and activities.
  • general: Employee assistance program.
  • general: Wellness programs.
  • general: Commuter benefits.
  • general: Free snacks and drinks in the office.
  • general: Opportunity to work on cutting-edge technology.
  • general: Collaborative and supportive work environment.
  • general: Chance to make a significant impact on a rapidly growing company.
  • general: Exposure to a global payments and financial platform.
  • general: Work with a diverse and talented team.
  • general: Learning and development budget

Target Your Resume for "Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!" , Airwallex

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Tags & Categories

JavaSpring BootMicroservicesCloudSingaporeSenior Backend EngineerSoftware EngineerBackend DeveloperJava EngineerSpring Boot EngineergRPCProtocol BuffersMySQLRedisKafkaKubernetesAWSDistributed SystemsSystem DesignAirwallexFintechGlobal PaymentsEmbedded FinanceScale TeamSoftware DevelopmentAPI DevelopmentCloud ComputingHigh-Performance SystemsScalable SystemsFinTechPaymentsEngineeringProduct

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Airwallex logo

Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!

Airwallex

Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!

full-timePosted: Jun 23, 2025

Job Description

Airwallex: Senior Backend Software Engineer (Scale) - Singapore

Are you a passionate and experienced backend software engineer looking to make a significant impact in a fast-growing fintech company? Airwallex is seeking a talented Senior Backend Software Engineer to join our Scale team in Singapore. This role offers the opportunity to work on cutting-edge technology, solve complex problems, and contribute to building the future of global finance.

Role Overview

As a Senior Backend Software Engineer in the Scale team, you will be responsible for designing, developing, and maintaining backend services and APIs for the Airwallex platform. You will play a crucial role in building and maintaining the multi-tenant infrastructure that powers our embedded finance platform, used by companies like Brex, Rippling, Navan, Qantas, and SHEIN. Your work will directly impact the growth and success of businesses worldwide.

This role requires a strong understanding of microservices architecture, distributed systems, and cloud platforms. You should be proficient in Java/Spring Boot and have experience with gRPC, Protocol Buffers, relational databases (e.g., MySQL), NoSQL databases (e.g., Redis), and messaging systems (e.g., Kafka). Excellent communication and collaboration skills are essential, as you will be working closely with product managers, designers, and other engineers to deliver high-impact features.

A Day in the Life

Your day as a Senior Backend Software Engineer at Airwallex might look like this:

  1. Morning: Start the day by attending a team stand-up meeting to discuss progress, challenges, and priorities. Review code changes from other team members and provide feedback.
  2. Mid-day: Work on designing and implementing new features for the Airwallex platform. Write high-quality, testable, and maintainable code. Collaborate with product managers and designers to refine requirements and ensure that features meet user needs.
  3. Afternoon: Participate in a system design session to plan the architecture for a new service. Research and evaluate different technologies and approaches. Troubleshoot and resolve production issues.
  4. Late Afternoon: Work on optimizing existing services for performance and scalability. Monitor system metrics and identify areas for improvement. Participate in code reviews and provide constructive feedback to other team members.

Why Singapore?

Singapore is a vibrant and dynamic city-state that serves as a global hub for finance, technology, and innovation. It offers a high quality of life, a diverse culture, and a thriving tech ecosystem. Here are some reasons why working in Singapore is a great opportunity:

  • Strategic Location: Singapore is strategically located in Southeast Asia, providing easy access to other major markets in the region.
  • Strong Economy: Singapore has a stable and robust economy, with a strong focus on innovation and technology.
  • Talent Pool: Singapore boasts a highly skilled and educated workforce, with a strong emphasis on STEM fields.
  • Quality of Life: Singapore offers a high quality of life, with excellent infrastructure, healthcare, and education systems.
  • Cultural Diversity: Singapore is a melting pot of cultures, with a diverse population and a rich heritage.

Career Path

At Airwallex, we are committed to providing our employees with opportunities for growth and development. As a Senior Backend Software Engineer, you can progress along several different career paths:

  • Staff Engineer: Become a technical leader within the team, mentoring junior engineers and driving architectural decisions.
  • Engineering Manager: Lead a team of engineers, managing their performance and guiding their career development.
  • Principal Engineer: Focus on solving complex technical challenges and driving innovation across the organization.
  • Architect: Design and implement the overall architecture of the Airwallex platform, ensuring that it is scalable, reliable, and secure.

We also provide opportunities for cross-functional movement, allowing you to explore different areas of the business and expand your skillset.

Salary & Benefits

The estimated salary range for a Senior Backend Software Engineer in Singapore is between $120,000 and $200,000 USD per year, depending on experience and qualifications. In addition to a competitive salary, Airwallex offers a comprehensive benefits package, including:

  • Competitive salary and equity.
  • Comprehensive health, dental, and vision insurance.
  • Generous paid time off policy.
  • Flexible work arrangements.
  • Professional development opportunities.
  • Company-sponsored events and activities.
  • Employee assistance program.
  • Wellness programs.
  • Commuter benefits.
  • Free snacks and drinks in the office.

Airwallex Culture

At Airwallex, we are building the global payments and financial platform of the future. We are a team of ambitious and innovative individuals who are passionate about solving complex problems and making a difference in the world. We value:

  • Impact: We focus on delivering results and making a tangible impact on our customers and the business.
  • Learning: We are constantly learning and growing, both individually and as a team.
  • Ownership: We take ownership of our work and are accountable for our results.
  • Collaboration: We work together to achieve our goals, sharing knowledge and supporting each other.
  • Humility: We are humble and respectful, always seeking to learn from others.

How to Apply

If you are a talented and passionate Senior Backend Software Engineer who is looking for a challenging and rewarding opportunity, we encourage you to apply. To apply for this position, please submit your resume and cover letter through our online application portal. Be sure to highlight your relevant experience and skills, and explain why you are interested in working at Airwallex.

Frequently Asked Questions (FAQ)

  1. What is 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 200,000 businesses worldwide with fully integrated solutions to manage everything from business accounts, payments, spend management and treasury, to embedded finance at a global scale.
  2. What does the Scale team do?
    The Scale team focuses on building and maintaining the multi-tenant infrastructure powering our embedded finance platform. We also own features that require synthesizing knowledge across business, regulatory, and technical domains.
  3. What technologies do you use?
    We primarily use Java/Spring Boot for our backend services, along with gRPC, Protocol Buffers, MySQL, Redis, Kafka, Kubernetes, and AWS.
  4. What is the interview process like?
    The interview process typically involves a phone screen, a technical interview, and a system design interview.
  5. What are the working hours like?
    We offer flexible work arrangements, but generally expect employees to be available during core business hours.
  6. What is the company culture like?
    Our culture is collaborative, innovative, and impact-driven. We value learning, ownership, and humility.
  7. What opportunities for professional development are available?
    We offer a variety of professional development opportunities, including training courses, conferences, and mentorship programs.
  8. What is the dress code?
    Our dress code is casual.
  9. What is the office environment like?
    Our office is modern and open, with plenty of collaboration spaces and amenities.
  10. How does Airwallex promote diversity and inclusion?
    Airwallex is committed to creating a diverse and inclusive workplace where everyone feels welcome and valued. We have a number of initiatives in place to promote diversity and inclusion, including employee resource groups and diversity training programs.

Locations

  • Singapore, Singapore, Singapore

Salary

Estimated Salary Rangemedium confidence

132,000 - 220,000 USD / yearly

Source: ai estimated

* This is an estimated range based on market data and may vary based on experience and qualifications.

Skills Required

  • Javaintermediate
  • Spring Bootintermediate
  • gRPCintermediate
  • Protocol Buffersintermediate
  • MySQLintermediate
  • Redisintermediate
  • Kafkaintermediate
  • Kubernetesintermediate
  • AWSintermediate
  • Microservicesintermediate
  • Distributed Systemsintermediate
  • System Designintermediate
  • Problem-solvingintermediate
  • Communicationintermediate
  • Collaborationintermediate
  • Go (Golang)intermediate

Required Qualifications

  • 5+ years of software engineering experience (8+ for Staff) in Java/Spring Boot. (experience)
  • Proficiency in gRPC and Protocol Buffers. (experience)
  • Experience with relational databases (e.g., MySQL) and NoSQL databases (e.g., Redis). (experience)
  • Experience with messaging systems (e.g., Kafka). (experience)
  • Experience with containerization and orchestration technologies (e.g., Kubernetes, Docker). (experience)
  • Experience with cloud platforms (e.g., AWS). (experience)
  • Solid understanding of microservices architecture and distributed systems. (experience)
  • Strong system design and problem-solving skills. (experience)
  • Excellent communication and collaboration skills. (experience)
  • Experience with building and maintaining high-performance, scalable systems. (experience)
  • Experience in designing and implementing RESTful APIs. (experience)
  • Familiarity with CI/CD pipelines and DevOps practices. (experience)

Responsibilities

  • Design, develop, and maintain backend services and APIs for the Airwallex platform.
  • Build and maintain the multi-tenant infrastructure powering companies like Brex, Rippling, Navan, Qantas, and SHEIN.
  • Architect systems that aggregate requests from all platform customers, meeting enterprise-grade SLAs for availability, latency, and throughput.
  • Handle cross-data-center scenarios.
  • Own features that require synthesizing knowledge across business, regulatory, and technical domains.
  • Design integrations for enterprise prospects by translating their business requirements into technical solutions.
  • Write high-quality, testable, and maintainable code.
  • Participate in code reviews and provide constructive feedback to other team members.
  • Collaborate with product managers, designers, and other engineers to deliver high-impact features.
  • Troubleshoot and resolve production issues.
  • Contribute to the overall architecture and design of the Airwallex platform.
  • Stay up-to-date with the latest technologies and trends in backend development.
  • Mentor junior engineers and share your knowledge with the team.
  • Participate in on-call rotation as needed.

Benefits

  • general: Competitive salary and equity.
  • general: Comprehensive health, dental, and vision insurance.
  • general: Generous paid time off policy.
  • general: Flexible work arrangements.
  • general: Professional development opportunities.
  • general: Company-sponsored events and activities.
  • general: Employee assistance program.
  • general: Wellness programs.
  • general: Commuter benefits.
  • general: Free snacks and drinks in the office.
  • general: Opportunity to work on cutting-edge technology.
  • general: Collaborative and supportive work environment.
  • general: Chance to make a significant impact on a rapidly growing company.
  • general: Exposure to a global payments and financial platform.
  • general: Work with a diverse and talented team.
  • general: Learning and development budget

Target Your Resume for "Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!" , Airwallex

Get personalized recommendations to optimize your resume specifically for Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!. Takes only 15 seconds!

AI-powered keyword optimization
Skills matching & gap analysis
Experience alignment suggestions

Check Your ATS Score for "Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now!" , Airwallex

Find out how well your resume matches this job's requirements. Get comprehensive analysis including ATS compatibility, keyword matching, skill gaps, and personalized recommendations.

ATS compatibility check
Keyword optimization analysis
Skill matching & gap identification
Format & readability score

Tags & Categories

JavaSpring BootMicroservicesCloudSingaporeSenior Backend EngineerSoftware EngineerBackend DeveloperJava EngineerSpring Boot EngineergRPCProtocol BuffersMySQLRedisKafkaKubernetesAWSDistributed SystemsSystem DesignAirwallexFintechGlobal PaymentsEmbedded FinanceScale TeamSoftware DevelopmentAPI DevelopmentCloud ComputingHigh-Performance SystemsScalable SystemsFinTechPaymentsEngineeringProduct

Answer 10 quick questions to check your fit for Senior Backend Software Engineer Careers at Airwallex - Singapore | Apply Now! @ Airwallex.

Quiz Challenge
10 Questions
~2 Minutes
Instant Score

Related Books and Jobs

No related jobs found at the moment.