Integration Lead Architect – Core Banking Transformation

atBank of Ayudhya PCL (Krungsri)

Integration Lead Architect – Core Banking Transformation

Role Objective

Lead the architecture, delivery, and operation of the Bank's Enterprise Integration Platform, driving the Core Banking Transformation journey and enabling seamless coexistence between Legacy Mainframe and Next-Generation Core Banking systems. Act as the technical authority for IBM ACE, integration architecture, API governance, and integration delivery excellence.

Key Responsibilities

Integration Architecture & Platform Leadership

  • Own and evolve the Enterprise Integration Architecture and IBM ACE platform.
  • Define integration standards, reusable frameworks, API governance, security, logging, monitoring, and error-handling practices.
  • Drive API-first, service-oriented, and event-driven integration approaches.

Core Banking Transformation

  • Design and implement the coexistence layer between legacy Mainframe (CICS/MQ) and new Core Banking platforms.
  • Lead integration solution design supporting business transformation and modernization initiatives.

Technical Leadership & Delivery

  • Lead and mentor integration developers and technical teams.
  • Review solution designs and code to ensure performance, scalability, security, and maintainability.
  • Act as the primary escalation point for complex integration issues and technical decision-making.

Integration Development & Operations

  • Design and develop complex ACE integrations, REST APIs, messaging, routing, orchestration, and data transformation services.
  • Ensure platform stability, performance, production support, monitoring, capacity planning, and continuous improvement.

Required Qualifications

  • 4+ years of experience with IBM ACE/IIB/WMB and enterprise integration solutions.

  • Strong expertise in ESQL, Java, REST APIs, IBM MQ, CICS, Copybook transformation, and JSON/XML processing.
  • Experience in integration architecture, API governance, security, and high-volume transaction environments.
  • Proven experience leading integration teams and delivering large-scale integration projects.
  • Banking or Financial Services experience preferred.

Preferred Qualifications

  • Core Banking domain knowledge (Deposits, Loans, Payments).
  • Familiarity with BIAN standards and modern API architecture.
  • Experience with CI/CD, automated testing, and DevSecOps practices.


Salary
  • Negotiable
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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