Java developer

Helius Technologies Pte Ltd; Singapore; On-site; SGD 70,000 - 110,000; Full time

Job summary

Helius Technologies in Singapore is seeking a Java Developer to design, build and support complex, custom-built Java applications, with exposure to Wealth Management systems. This role requires a passion for technology, and a track record of delivering robust, scalable software solutions.

You will work on core Java, Spring, and modern testing practices in a finance-focused environment, collaborating with cross-functional teams in-office in Singapore on a 12-month contract.

Qualifications

• Core Java 8+ and JUnit
• Spring Boot and Spring core concepts
• Strong CS fundamentals (algorithms, data structures, object‑oriented design)
• TDD, with the ability to write acceptance tests
• Maven, Basic Linux shell ing
• Java messaging concepts (JMS, IBM MQ)
• Relational database concepts and SQL (joins, indexes, triggers), including SQL query optimisation
• Web services: REST and SOAP
• Familiarity with IntelliJ, Git and SonarQube / SonarLint

Skills

CS fundamentals

TDD

Acceptance testing

Tools

Core Java 8+

JUnit

Spring Boot

Maven

Linux shell

JMS/IBM MQ

SQL

REST/SOAP

IntelliJ

Git

SonarQube/SonarLint

Job description

Hello,

• Role Title: Java Developer
• Location: Singapore
• Contract Duration: 12 months & extendable (Extension is subject to project requirements.)
• Work Mode: Work From Office (WFO)

About the Role

We are looking for a Software Engineer to join our Software Engineering team in Singapore. You will design, build and support complex, custom-built Java applications, with exposure to Wealth Management systems. This is a role for an engineer who is passionate about technology, enjoys building robust and scalable systems, and is known for solving the problems others struggle with.

Requirements

Technical – Must Have

• Core Java 8+ and JUnit
• Spring Boot and Spring core concepts
• Strong computer science fundamentals (algorithms, data structures, object-oriented design)
• TDD, with the ability to write acceptance tests
• MavenBasic Linux shell ing
• Java messaging concepts (JMS, IBM MQ)
• Relational database concepts and SQL (joins, indexes, triggers), including SQL query optimisation
• Web services: REST and SOAP
• Familiarity with IntelliJ, Git and SonarQube / SonarLint

Technical – Desirable

• Ability to write and understand complex SQL queries
• Kafka
• React JS