Pool Solution Architect / Enterprise Architect - hybrid work

Solution Architect

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

Enterprise Architect

• Assist with business and IT Strategic planning to advise on the impact to business and IT architecture from business strategy decisions.

• Assist in the innovation initiatives by assessing the impact of innovations on business and IT architecture.

• Assist with Program/Project Portfolio planning and prioritization to advise the portfolio management team on dependencies between different projects and impact of the project on the overall architecture.

• Assist with Project execution to review architecture design during the feasibility study and project implementation.

• IT business architect works to support the vendor selection by providing inputs into overall architectural considerations for the RFP process, validate proposed vendor solutions, provide inputs in architectural considerations and review vendor response and advise on scoring criteria.

• Work to support the identification and integration of project architecture, including advising on the best solution based on EA principles and/or EA standards, support with the impact analysis of the project architecture to identify business, information, application and technical architecture impact.

• Identify application portfolio rationalization, identify overlapping functionalities, support in identifying master applications, and drive the application decommission planning activities.

• Understand and promote EA framework and update EA documents including EA principles, EA reference architecture, EA policies and EA standards.

• Maintain EA tool and update the information to EA tool to ensure the up-to-date information in the EA Tool.

• Provide EA training about EA concepts, EA tool, EA reference architecture to both business and IT

• Qualification:

• Bachelors or Master of Information System Management, Computer Engineering or related fields.

• At least 7 years of experience in IT Architect-related roles in large-scale projects in Banking /Financial industries.

• Experience participating in all aspects of large-scale IT implementation projects including planning and cost estimation through requirements, design, development, testing, implementation, production, and ongoing operational support and maintenance.

• Strong knowledge and understanding of common architecture models such as TOGAF, IT governance, key architecture governance models, underlying tools, and supporting processes (e.g. architecture approval, architecture change control, architecture's role in project and standards oversight), IT Development and operations methods (e.g. SDLC, Agile, Scrum, DevOps), security and compliance models

• Good written and verbal communication, presentation of both Thai and English skills.

• Ability to explain complex technical issues in a way that non-technical people may understand

• Strong Leadership, influencing, motivating and negotiating skills

• Good judgment within broadly defined practices in obtaining desired results, analytical and problem-solving skills

**Only shortlisted candidates will be contacted"
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Talent Acquisition Department
Bank of Ayudhya Public Company Limited