Principal Software Development Engineer

Location: Singapore, Indonesia, Philippines, Vietnam, Thailand, India, ANZ, or Japan

Reports to: Engineering Leadership / CTO Office

Experience: 10 to 15 Years

About Client

Client is a Frontier Systems Integrator building agentic AI systems for leading banks, telecommunications companies, insurers, and retailers across Asia Pacific. We work on high-impact problems for institutions operating the financial and digital infrastructure of the region.

We operate exclusively on AWS and leverage partnership programmes that provide co-sell reach, funded innovation opportunities, and delivery credibility across multiple markets. We value individuals who are technically strong, delivery-focused, collaborative, and committed to solving complex engineering challenges.

The Principal Software Development Engineer I is a senior technical leader who sets architecture and engineering direction across multiple teams and engagements.

The Principal SDE I tackles Clients most complex technical challenges, defines platform and solution architectures for enterprise AI systems in regulated environments, and elevates engineering capability across the firm.

This is a hands-on technical leadership role with broad organisational influence.

At Client, all engineers are expected to use AI tools effectively in their daily work. AI assistants and workflow automation tools are expected to improve engineering productivity, testing, debugging, documentation, and delivery execution.

• Define architecture and technical strategy across multiple engagements, platforms, and teams.
• Lead the design of complex, large-scale, secure production systems for regulated enterprise clients.
• Set engineering standards, reference architectures, and best practices adopted firm-wide.
• Provide deep technical leadership on the most challenging delivery and reliability
• Partner with delivery leadership, architects, and senior client stakeholders on technical direction and proposals.
• Drive build-vs-buy, technology selection, and platform investment
• Mentor senior and staff engineers, and grow the technical bench across

• Contribute reusable platforms, accelerators, and frameworks that scale
• Champion responsible, effective use of AI tools across

• 10 to 15 years of experience delivering and architecting production software at
• Recognized depth in system design, distributed systems, and cloud-native
• Extensive AWS expertise, including security, networking, and enterprise deployment patterns.
• Track record setting technical direction across multiple teams or a business
• Experience in regulated industries (financial services, telco, insurance) is strongly
• Strong influence, communication, and stakeholder leadership
• Continued hands-on engineering

• You have owned architecture for mission-critical systems in regulated
• Experience architecting AI/agentic platforms at
• You have shaped engineering culture, standards, and reusable platforms across an
• You are a recognized technical authority and

Client clients are based across Southeast Asia, ANZ, and Japan. Travel and onsite engagement requirements may vary depending on project needs. Relocation support may be considered based on business requirements.

• Architectures you define enable scalable, secure, compliant delivery across
• Engineering standards and platforms you set are adopted firm-
• Complex technical risks are anticipated and resolved before they impact
• The technical capability of the firm measurably increases through your

Fluency in spoken and written English is required across all markets. Strong communication skills are important for collaboration across engineering teams, delivery teams, and enterprise stakeholders.

Local language proficiency is considered an advantage, particularly in Japan, Vietnam, Thailand, and the Philippines.

AWS Certified Solutions Architect Professional or DevOps Engineer Professional certifications are strongly valued.