Senior Java & GenAI Engineer (Enterprise Backend)

United Overseas Bank Limited (UOB); Singapore; On-site; SGD 110,000 - 170,000; Full time

Job summary

United Overseas Bank Limited (UOB) in Singapore is seeking a Senior Java & GenAI Engineer to join a fast-moving team delivering enterprise GenAI use cases. The role focuses on building scalable Java backend services and applying GenAI capabilities to real business problems.

You will work with LangGraph, LangChain, DeepAgent, Langfuse and Elastic, learn quickly, and contribute to reliable, maintainable production systems in an enterprise environment.

Qualifications

• Strong Java backend engineering background with enterprise experience.
• Hands-on exposure to GenAI and related tooling.
• Experience with REST API design and resilient patterns.
• Ability to learn quickly and work in an enterprise environment.
• Focus on building maintainable, production-ready GenAI applications.

Responsibilities

• Build reliable backend services in Java.
• Work with GenAI orchestration frameworks and agent-based workflows.
• Improve existing GenAI use cases and ensure software quality.
• Balance delivery speed with production quality.
• Collaborate in a fast-moving team.

Skills

Java backend

REST API design

GenAI

Backend engineering

Reliability

Learning agility

Enterprise context

Pragmatism

Tools

LangGraph

LangChain

DeepAgent

Langfuse

Elastic

Job description

United Overseas Bank Limited (UOB) in Singapore is seeking a Senior Java & GenAI Engineer to join a fast-moving team delivering enterprise GenAI use cases. The role focuses on building scalable Java backend services and applying GenAI capabilities to real business problems.

You will work with LangGraph, LangChain, DeepAgent, Langfuse and Elastic, learn quickly, and contribute to reliable, maintainable production systems in an enterprise environment.