Lead Solution Architect - hybrid work

atBank of Ayudhya PCL (Krungsri)

Role Summary

Lead Solution Architect is responsible for driving end-to-end solution architecture across enterprise banking platforms, ensuring alignment with business strategy, enterprise architecture (EA), and regulatory requirements.


This role serves as a key bridge between Business Units, IT application teams, and senior stakeholders, resolving cross-functional challenges and aligning diverse priorities toward a unified enterprise solution.


The position requires strong expertise in designing high-performance, scalable systems capable of supporting millions of transactions per day, while balancing business timelines, architectural standards, and operational constraints.

Key Responsibilities

· Lead enterprise-wide solution architecture aligned with business strategy and EA standards


· Design scalable, secure, high-availability systems supporting millions of transactions per day


· Bridge Business Units, IT teams, and stakeholders with conflicting priorities or KPIs


· Drive As-Is analysis and lead transformation to To-Be architecture


· Develop architecture artifacts (HLD, workflows, sequence diagrams, use cases, etc.)


· Define and enforce non-functional requirements (performance, scalability, security)


· Present solutions via Architecture Review Board (ARB)


· Ensure compliance with security frameworks, data governance, and regulatory requirements


· Define transition strategies (phased vs. big bang) and recommend architecture trade-offs


· Identify risks, constraints, and ensure alignment across application owners


· Ensure the implementation/development align with architecture design that get approval

Qualifications & Experience

· Bachelor’s or Master’s degree in IT, Computer Science, Engineering, or related field


· 12–18+ years of IT experience with strong Solution/Enterprise Architecture/IT Application Owner background


· Experience in banking, financial services, or high-volume transaction systems


· Proven track record designing large-scale, real-time systems


· Experience working with cross-functional stakeholders and senior leadership

Technical Skills

· Architecture & Integration: TOGAF, Microservices, API, Event-driven architecture


· Integration Platform: Kafka, IBM MQ, ESB, API Gateway


· System Design: High availability, scalability, performance tuning


· Security: SSO, OAuth2, SAML, JWT/JWE, data protection standards


· Cloud & Infrastructure: AWS/Azure/GCP, Kubernetes/OpenShift, hybrid architecture


· Modeling Tools: UML, sequence diagrams, architecture design tools

Soft Skills

· Ability to work under pressure and manage multiple high-priority projects efficiently.


· Exceptional stakeholder management and communication skills, bridging the gap between business and IT teams.


· Strong problem-solving abilities, designing innovative solutions that align with business goals.


· Expertise in facilitating discussions with BAs, enterprise architects, and domain experts to drive solution decisions.


· Experience in presenting complex IT solutions to senior executives and technical committees.


· Leadership skills to oversee internal and external collaborations, ensuring successful solution delivery

Experience required
  • any or no experience
Salary
  • Negotiable
Job function
  • IT / Programming
  • Strategy / Planning
Job type
  • Full-time

Company overview

Size:2000-5000 employees
Industry:Banking & Finance
Location:Bangkok
Founded in:1945
Ranking:4.5/5

Bank of Ayudhya Public Company Limited, commonly known as Krungsri, is the fifth-largest bank in Thailand in terms of assets, loans, and deposits.  Established on January 27, 1945, Krungsri offers a comprehensive range of banking and financial services to both individual and corp ...

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Why join us:

Joining Krungsri means becoming part of a leading financial institution with a rich history and a strong commitment to innovation and excellence. As a member of the MUFG network, employees have access to international expertise and opportunities for global collaboration.&nbs ...

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Job location: Yannawa
Head office: สำนักงานใหญ่ 1222 ถนนพระรามที่ 3 แขวงบางโพงพาง เขตยานนาวา กรุงเทพฯ 10120
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Benefits

  • Professional development
  • Social Security
  • Annual bonus
  • Corporate Social Responsibility Initiatives
  • Dental Insurance
  • Health Insurance
  • Learning & Development Opportunities
  • Life Insurance
  • Performance bonus
  • Transport Allowance
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