Principal Java/Kotlin Engineer

ABOUT CLIENT

Our client is a big fintech company from Japan

JOB DESCRIPTION

Build Scalable Systems: Develop high-performance, secure, and scalable applications that power core banking functions.
Master the Domain: Gain deep expertise in digital banking operations, including deposits, loans, clearing and settlement, basic accounting, domestic exchange, and the Zengin network.
Collaborate Closely: Partner with product owners to define clear, actionable requirements that align with business goals.
Ensure Quality & Security: Write, test, and deploy code that meets rigorous non-functional standards-covering static analysis, software composition, SAST, DAST, and numerical accuracy.
Design Microservices: Architect and implement robust microservices with a strong focus on API design and performance.
Champion Automation: Drive test automation and continuous improvement, with emphasis on API testing and reliability.
Own the Lifecycle: Take full ownership of the software development lifecycle-from design and development to deployment and maintenance.

JOB REQUIREMENT

At least 5 years of practical experience using Java or Kotlin and Spring Boot.
Proficiency in SQL, Apache Kafka, and relevant technologies.
Ability to create and automate tests.
Hands-on experience with relational/non-relational databases, encompassing transaction management, query optimization, and schema design.
Knowledge of microservice architecture and API design, emphasizing scalability, maintainability, and supportability.
Demonstrated development experience with adequate domain knowledge (industry specifics not required).
Familiarity with CI/CD concepts and practices.
Experience in developing cloud-native applications on major cloud platforms such as AWS, Azure, or GCP.
A degree in Computer Science, related field, or equivalent practical experience.
Previous experience in the finance sector, especially in banks or fintech.
Basic knowledge of accounting or double-entry bookkeeping.
Understanding of CCP and settlement mechanisms.
Proficiency in implementing CI/CD pipelines in the cloud from development to production.
Experience in AI development or utilizing AI tools to enhance development processes.
Recently, there has been an announcement about an AI Strategy roadmap at the company, focusing on enhancing operational efficiencies with AI and integrating AI agents into products for better user value.

WHAT'S ON OFFER

Employees have the flexibility to work two days in the office and three days from home
Work hours are flexible, with the option to start between 8AM-9AM from Monday to Friday
Full salary during the probation period
Eligibility for various insurance benefits, including social, health, and unemployment insurance, as well as private health and accident insurance
Additional perks such as a 13th-month salary, 16-24 paid days off, and paternity leave
Opportunities for annual company trips, quarterly team building activities, and participation in billiards and running clubs
Access to an annual health check and well-equipped facilities, including a MacBook Pro and additional monitor
Clearly defined career paths for employees
Sponsorship for foreign language and international technology-related certifications
Access to both internal and external training courses, soft-skill workshops, and tech seminars
Recognition awards and biannual performance and salary reviews (in June and December)

CONTACT

PEGASI – IT Recruitment Consultancy | Email: recruit@pegasi.com.vn | Tel: +84 28 3622 8666
We are PEGASI – IT Recruitment Consultancy in Vietnam. If you are looking for new opportunity for your career path, kindly visit our website www.pegasi.com.vn for your reference. Thank you!

Job Summary

Company Type:

Product

Technical Skills:

Java, Kotlin, Backend

Location:

Ho Chi Minh - Viet Nam

Working Policy:

Salary:

Negotiation

Job ID:

J01462

Status:

Close

Related Job:

Android Engineer (Java/Kotlin)

Ho Chi Minh - Viet Nam


Product

  • Android

Develop Android App part of various Services Develop new services and improve structures Analyze and apply new technologies to services

Negotiation

View details

C++ Engineer - Market Data

Ho Chi Minh, Ha Noi - Viet Nam


Product

  • C/C++

Maintain/enhance our legacy C++-based tick data processing platform as needed, demonstrating product ownership, and helping migrate datasets to our new tick data processing platform. Contribute to our new, modern C++-based tick data processing platform - enhancing the platform to support additional tick data feeds across asset classes, developing/reviewing the implementation of tick data-based interval features/statistics, and adding new functionality to the platform all while maintaining high software standards and best practices. Collaborate with the Research and Portfolio Management organizations to facilitate the transition from our legacy platform to our new platform, supporting their price volume data needs for signal generation.

Negotiation

View details

AI-Native Software Engineering Lead

Ho Chi Minh - Viet Nam


Outsource

  • Backend
  • AI

Responsible for developing and evolving the AI-native SDLC operating model, including agent workflow designs, verification gates, context management standards, and evaluation frameworks Build and lead multi-agent systems using orchestration layers such as Claude Code, GitHub Copilot Workspace, Cursor, LangGraph, CrewAI, or equivalent, from prototype to production Collaborate with the Director of Engineering to contribute to and maintain the company's AI toolchain selection criteria and evaluate tools with engineering rigor, providing internal guidance on when AI is beneficial and when it is not Establish engineering standards, agent evaluation loops, and AI output quality gates across the delivery organization Previous experience in a lead, principal, or staff engineer role with demonstrated cross-team influence Experience in outsourcing, consulting, or multi-client delivery environments Track record of building or leading an internal community of practice, guild, or AI adoption program Develop and continuously evolve the company's AI-native SDLC playbook, including standards, workflow templates, case studies, and guardrails that delivery teams can adopt immediately Design and lead internal upskilling programs that transition engineers from AI-assisted to AI-native working patterns Keep track of the AI capability frontier, model improvements, new agent frameworks, and emerging risks, translating signals into timely updates to client practices Work closely alongside Delivery Teams as an AI transformation advisor and execution partner, identifying the highest-value automation opportunities across the SDLC and coordinating with the team to implement them Design and deploy agent-orchestrated workflows tailored to each client's stack, team maturity, and delivery context, with measurable ROI Build business cases for AI-native adoption with clients and account managers, framing the value in terms of velocity, quality, and cost Represent the company's AI-native engineering capabilities in client conversations, QBRs, and RFP responses as a credible technical authority

Negotiation

View details