APAC Core Banking / Data Platform Architect

Mizuho; Singapore; On-site; SGD 180,000 - 260,000; Full time

Job summary

Mizuho Bank Singapore Branch is seeking an experienced Data Platform and Enterprise Architecture Leader to define and drive the APAC data platform strategy. You will architect scalable, secure data platforms and ensure alignment with global priorities and local market requirements.

You will modernize legacy systems, integrate diverse data sources for analytics, AI/ML, and GenAI, and promote best practices, open systems, and robust governance.

Qualifications

• Minimum 10 years delivering in strong engineering teams with data/tech initiatives.
• Strong background in enterprise/data/solution architecture and modernization programs (cloud adoption).
• Excellent stakeholder management across APAC and with global teams.
• Solid foundation in software engineering practices and DevOps automation; CI/CD with security testing.
• Familiarity with security principles (encryption, secure coding).

Responsibilities

• Data Platform & Enterprise Architecture Leadership.
• Define and execute APAC data platform architecture strategy.
• Architect scalable, secure data platforms for analytics, AI/ML, GenAI.
• Integrate legacy systems and disparate data sources into unified data ecosystems.
• Promote open systems, standard architectures, and governance.
• Lead delivery oversight and cross-functional coordination.
• Manage budgets/forecasts and oversee external vendors/data providers.
• Chair architecture forums and provide strategic oversight for major programs.

Skills

Data architecture

Enterprise architecture

Stakeholder management

Cloud modernization

DevOps & CI/CD

Security by design

Leadership

Job description

About Us

Mizuho Bank is the banking subsidiary of Mizuho Financial Group, which is headquartered in Tokyo, Japan. Mizuho Financial Group, Inc. is the 15th largest bank in the world, as measured by total assets of approximately US 2 trillion. Mizuho's 55,000 employees worldwide offer comprehensive financial services to clients in over 800 offices throughout the Americas, EMEA, and Asia.

About Us

Mizuho Bank is the banking subsidiary of Mizuho Financial Group, which is headquartered in Tokyo, Japan. Mizuho Financial Group, Inc. is the 15th largest bank in the world, as measured by total assets of approximately US 2 trillion. Mizuho's 55,000 employees worldwide offer comprehensive financial services to clients in over 800 offices throughout the Americas, EMEA, and Asia.

Mizuho Bank Singapore Branch has an established local presence with over 50 years of history and serves as the regional hub for the bank's APAC operations.

Operating with a Full Bank License, Mizuho Bank Singapore Branch provides banking services to over 2,000 Japanese and non Japanese corporate clients, with a staff strength of about 1,000 employees. We provide expertise in corporate finance, trade finance, cash management, funds transfers, project finance, and treasury services to help businesses develop and find new opportunities.

We also collaborate with our affiliate company, Mizuho Securities, to provide investment banking solutions to our clients.

Auto req I

2086BR

Department

Asia-Pacific Corporate Function Coordination Department

Section

Core Banking Delivery

Location

Singapore

Job Responsibilities

• Data Platform & Enterprise Architecture Leadership
• Define and execute the APAC data platform architecture strategy, aligned with global priorities and regulatory/local market requirements.
• Architect scalable, secure, future-ready data platforms that support business change and modernization outcomes.
• Integrate and modernize legacy systems and disparate data sources into unified, trusted data ecosystems enabling analytics, AI/ML, and GenAI.
• Drive adoption of open systems and standard architectures to improve agility, interoperability, and resilience.
• Be accountable for successful delivery of a regional data platform, including day-to-day coordination and delivery oversight.
• Partner with sponsors/stakeholders to define goals, deliverables, and acceptance criteria.
• Support requirements/backlog prioritization, user stories, and alignment ceremonies (stand-ups, showcases/POCs, SteerCo, working groups).
• Create and deliver against detailed project plans; track dependencies, manage delivery risks, and ensure timely execution.
• Manage budgets/forecasts and oversee external vendors/data providers.
• Establish and embed architecture principles, standards, and governance, ensuring enterprise-wide alignment.
• Chair/lead architecture forums as needed and provide strategic oversight for significant technology programs.
• Build strong relationships across regional/country technology leadership, product, delivery teams, external vendors, and Head Office (Japan).
• Drive architecture advocacy via workshops and knowledge sharing across business and technology communities.
• Apply strong software engineering practices: code profiling/optimization, debugging complex issues, and choosing appropriate languages/paradigms.
• Drive pragmatic design: SOLID/cohesion, idempotence, domain modelling, performance-by-design; familiarity with CQRS and eventual consistency.
• Promote modern delivery practices: automation by default, CI/CD, automated security scanning and performance testing.
• Design for reliability, performance, and availability and ensure platforms meet both user needs and business goals.
• Facilitate adoption of platforms with embedded observability, risk, and compliance controls.
• Ensure secure-by-default engineering, including server hardening fundamentals and use of SSL/encryption principles.
• Provide technical leadership, mentorship, and guidance to engineering/delivery teams and the architecture community.
• Lead design discussions, gain buy-in, and develop others through coaching and knowledge sharing.

Job Requirements

• Experience: Minimum 10 years delivering in strong engineering teams, with proven delivery ownership for data/technology initiatives.
• Strong background in enterprise/data/solution architecture and modernization programs (cloud adoption and large-scale integrated solutions exposure preferred).
• Strong stakeholder management and influencing skills across engineering, product, and senior business leaders; ability to collaborate across APAC and with Japan/global teams.
• Solid foundation across:
• Software engineering and design practices (performance, SOLID, idempotence, domain modelling).
• DevOps/automation and CI/CD with security/performance testing automation.
• Infrastructure basics (OS, scripting, networking) and data storage paradigms; ability to automate PaaS usage.
• Security principles (secure coding, hardening, encryption/SSL).