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Open nowPosted 29 days ago

Principal Software Development Engineer

MyCareersFuture94,028 open roles

Pay
SGD 15,000 – SGD 25,000 a Monthly
Where
Central, Singapore
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Your applicationOpen nowPrincipal Software Development EngineerMyCareersFuture · Central, Singapore

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This job: posted 29 days ago

The posting

Principal Software Development Engineer I

Reports to: Engineering Leadership / CTO Office

About OneByZero

OneByZero 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 multiplemarkets. We value individuals who are technically strong, delivery-focused,collaborative, and committed to solving complex engineering challenges.

The Role

The Principal Software Development Engineer I is a senior technical leader who setsarchitecture and engineering direction across multiple teams and engagements.The Principal SDE I tackles OBZ's 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 OBZ, 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.

What You Will Do

• 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 problems.

• Partner with delivery leadership, architects, and senior client stakeholders on technical direction and proposals.

• Drive build-vs-buy, technology selection, and platform investment decisions.

• Mentor senior and staff engineers, and grow the technical bench across teams.

• Contribute reusable platforms, accelerators, and frameworks that scale delivery.

• Champion responsible, effective use of AI tools across engineering.

What We Are Looking For

• 12 to 18 years of experience delivering and architecting production software at

scale.

• Recognized depth in system design, distributed systems, and cloud-native

architecture.

• Extensive AWS expertise, including security, networking, and enterprise

deployment patterns.

• Track record setting technical direction across multiple teams or a business line.

• Experience in regulated industries (financial services, telco, insurance) is strongly valued.

• Strong influence, communication, and stakeholder leadership skills.

• Continued hands-on engineering credibility.

What Sets You Apart

• You have owned architecture for mission-critical systems in regulated enterprises.

• Experience architecting AI/agentic platforms at scale.

• You have shaped engineering culture, standards, and reusable platforms across an organization.

• You are a recognized technical authority and mentor.

Travel and Location

OBZ 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.

What Success Looks Like

• Architectures you define enable scalable, secure, compliant delivery across engagements.

• Engineering standards and platforms you set are adopted firm-wide.

• Complex technical risks are anticipated and resolved before they impact delivery.

• The technical capability of the firm measurably increases through your leadership.

Language

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.

Certifications

AWS Certified Solutions Architect Professional or DevOps Engineer Professional

certifications are strongly valued.

What We Offer

Competitive compensation aligned to market standards. Opportunities to work on enterprise-scale AI transformation programmes across Asia Pacific. Exposure to advanced AI tooling, AWS partnership ecosystems, and regulated-industry engineering delivery.

OneByZero is an equal opportunity employer committed to building a diverse and inclusive workplace.

Why OneByZero

OneByZero delivers production-scale agentic AI systems within some of the most complex enterprise environments across Asia Pacific. The Principal SDE role provides the opportunity to define architecture and engineering direction across the firm and solve its most demanding technical challenges.

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