Senior IT Application Support (Banking)

Job Description

ABOUT THE JOB

• Provide L2/L3 application support for business-critical banking applications and services.
• Take ownership of complex production incidents and drive issues through to resolution within agreed SLAs.
• Monitor application health and proactively identify potential production issues.
• Troubleshoot complex application issues using UNIX/Linux commands, application logs, SQL queries, and monitoring tools.
• Perform detailed root-cause analysis (RCA) and implement or coordinate corrective and preventive actions.
• Coordinate incident resolution across business users, developers, infrastructure teams, vendors, and other technical stakeholders.
• Support application deployments, releases, maintenance activities, and production changes.
• Perform daily operational activities, application health checks, and system monitoring.
• Identify recurring issues and drive continuous improvement of application stability, support processes, and operational procedures.
• Maintain accurate incident records, technical documentation, knowledge bases, and operational runbooks.
• Provide technical guidance and knowledge sharing to junior application support team members.
• Communicate effectively with local and international stakeholders in English.
• Participate in on-call or after-hours support when required.
  
  

About You

• Bachelor's degree in Information Technology, Computer Science, or a related field.
• 5+ years of professional experience in Application Support, Production Support, or a similar technical support role.
• Previous experience in Banking or Financial Services is mandatory.
• Strong hands-on experience supporting production banking applications in an enterprise environment.
• Strong practical knowledge of UNIX/Linux.
• Strong SQL skills for troubleshooting, data investigation, and transaction verification.
• Strong understanding of application support, incident management, change management, and production environments.
• Proven experience handling complex incidents, troubleshooting, escalation, and root-cause analysis.
• Strong problem-solving and analytical skills with a structured approach to incident resolution.
• Strong stakeholder management skills and ability to coordinate across business and technical teams.
• Service-oriented mindset with the ability to work under pressure in a business-critical environment.
• Ability to work independently and take ownership of production issues.
• Professional working proficiency in English.
  
  

STRONG ADVANTAGE

• Experience with Thai banking applications or payment systems.
• Knowledge of PromptPay, BAHTNET, ITMX, or interbank payment systems.
• Exposure to E-Withholding Tax, ThaiBMA, SSO, or other regulatory/government integrations.
• Experience supporting local payment, clearing, settlement, or transaction-processing applications.
• Experience with application monitoring and observability tools.
• Experience with incident management tools such as ServiceNow, Jira, or similar platforms.
• Previous experience mentoring junior support analysts or acting as a technical lead.
  
  

WHY AMARIS

At Amaris Consulting, we believe in creating a thriving, positive workplace where every team member can grow, connect, and make a real impact. Here's what you can expect when you join our dynamic community:

• Global Diversity: Be part of an international team of 110+ nationalities, celebrating diverse perspectives and collaboration.
• Trust and Growth: With 70% of our leaders starting at entry-level, we're committed to nurturing talent and empowering you to reach new heights.
• Continuous Learning: Unlock your full potential with our internal Academy and over 250 training modules designed for your professional growth.
• Vibrant Culture: Enjoy a workplace where energy, fun, and camaraderie come together through regular afterworks, team-building events, and more.
• Meaningful Impact: Join us in making a difference through our CSR initiatives, including the WeCare Together program, and be part of something bigger.
  
  

EQUAL OPPORTUNITY

Amaris Consulting is proud to be an equal opportunity workplace. We are committed to promoting diversity within the workforce and creating an inclusive working environment. For this purpose, we welcome applications from all qualified candidates regardless of gender, sexual orientation, race, ethnicity, beliefs, age, marital status, disability or other characteristics.


Who are we

Amaris Consulting is an independent technology consulting firm providing guidance and solutions to businesses. With more than 1,000 clients across the globe, we have been rolling out solutions in major projects for over a decade – this is made possible by an international team of 7,600 people spread across 5 continents and more than 60 countries. Our solutions focus on four different Business Lines: Information System & Digital, Telecom, Life Sciences and Engineering. We're focused on building and nurturing a top talent community where all our team members can achieve their full potential. Amaris is your steppingstone to cross rivers of change, meet challenges and achieve all your projects with success.

At Amaris, we strive to provide our candidates with the best possible recruitment experience. We like to get to know our candidates, challenge them, and be able to give them proper feedback as quickly as possible. Here's what our recruitment process looks like:

Brief Call: Our process typically begins with a brief virtual/phone conversation to get to know you! The objective Learn about you, understand your motivations, and make sure we have the right job for you!

Interviews (the average number of interviews is 3 - the number may vary depending on the level of seniority required for the position). During the interviews, you will meet people from our team: your line manager of course, but also other people related to your future role. We will talk in depth about you, your experience, and skills, but also about the position and what will be expected of you. Of course, you will also get to know Amaris: our culture, our roots, our teams, and your career opportunities!

Case study: Depending on the position, we may ask you to take a test. This could be a role play, a technical assessment, a problem-solving scenario, etc.

As you know, every person is different and so is every role in a company. That is why we have to adapt accordingly, and the process may differ slightly at times. However, please know that we always put ourselves in the candidate's shoes to ensure they have the best possible experience.

We look forward to meeting you!