Java Developer

ALAN PARTNERS SG PTE. LTD.; Singapore; On-site; SGD 60,000 - 80,000; Full time

Job summary

A financial services company in Singapore is seeking a passionate Java Developer to work in low-latency, high-performance trading system environments. Ideal candidates will have over 2 years of experience in Core Java and a strong understanding of multithreading and concurrent processing. The role emphasizes designing and optimizing Java components for trading applications and collaborating to improve system performance. A keen interest in clean, efficient coding is essential.

Qualifications

• 2+ years of hands-on experience in Core Java development.
• Good understanding of multithreading, concurrency, and data structures.
• Strong interest or exposure to low-latency or high-performance system design.

Responsibilities

• Design, develop, and optimize Java components for low-latency trading applications.
• Work with data structures to build efficient, high-throughput systems.
• Implement multithreaded and concurrent processing solutions.

Skills

Core Java development

Multithreading

Concurrency

Data structures

Messaging frameworks

Tools

Kafka

JMS

Linux performance tools

Job description

Overview

We are looking for a passionate Java Developer with a strong interest in low-latency, high-performance trading system environments. This role is ideal for someone early in their career who is eager to grow in core engineering, system performance, and real-time execution platforms.

Key Responsibilities

• Design, develop, and optimize Java components for low-latency trading applications.
• Work with data structures (including HashMap and concurrent collections) to build efficient, high-throughput systems.
• Implement multithreaded and concurrent processing solutions to support real-time workflows.
• Collaborate with senior engineers to profile performance, tune JVM settings, and improve system responsiveness.
• Participate in code reviews, testing, troubleshooting, and continuous improvement initiatives.

Requirements

• 2+ years of hands-on experience in Core Java development.
• Good understanding of multithreading, concurrency, and data structures (especially HashMap internals).
• Strong interest or exposure to low-latency or high-performance system design.
• Experience with messaging frameworks (e.g., Kafka, JMS) is a plus.
• Knowledge of network protocols, GC tuning, or Linux performance tools is an advantage.
• Passion for writing clean, efficient, and high-quality code.