Java Software Engineer

Helius Technologies; Singapore; On-site; SGD 70,000 - 120,000; Full time

Job summary

Helius Technologies is seeking a Software Engineer (Java) in Singapore to design and implement robust Java applications. You will translate complex business requirements into scalable technical solutions, tackle legacy defects, and ensure adherence to coding and security standards within Agile teams.

Key responsibilities include developing with Java, Spring Boot, EJB, and messaging via JMS/MQ, while optimizing SQL queries and participating in production issue resolution.

Qualifications

• Proficient in Java with hands-on Spring Boot experience.
• Strong background in CS fundamentals (algorithms, data structures, OOD).
• Experience with TDD, CI, and build tools (Maven).
• Familiarity with JMS/MQ, web services (REST/SOAP) and SQL optimization.

Responsibilities

• Develop and deliver Java-based solutions using Java, EJB, Spring Boot, MySQL/Oracle, and IBM MQ.

Skills

Core Java

Spring Boot

JUnit

TDD

Maven

SQL optimization

JMS/MQ

REST/SOAP

Kafka

React JS

Git

IntelliJ

SonarQube

Tools

MySQL

Oracle

Job description

At Helius Technologies, we help organisations deliver technology outcomes that work in the real world. Our teams support complex technology initiatives across Asia and the Middle East particularly in regulated and enterprise environments where reliability, governance, and execution matter.

Our focus is simple: to be a trusted partner in technology transformation — delivering outcomes reliably and built to last.

We are currently looking for a Software Engineer (Java) to join our team.

Role: Software Engineer (Java)

Type: Yearly Renewable

KEY FEATURES OF THE POSITION

Functional / Technical

• Communicate highly technical issues to non-technical audience.
• Earn good reputation of being technically strong in the organization by help solving problems others struggle
• Development and delivery with Java, EJB, Spring Boot, MySQL, Oracle and IBM MQ.
• Understand business / system requirements and translate them into technical solutions that are scalable, stable and fit for purpose.
• Tackle very complex legacy defects that mediocre developers cannot analyse/solve.
• Ensure adherence to the bank standards (including code, security and performance).
• The role provides exposures to Wealth Management systems.
• Passionate about technologies and building robust and scalable Java Systems.
• Analysis, design coding, and implementation of complex and custom-built applications.
• Work collaboratively with team to achieve goals. Experience working in Agile methodologies, such as Scrum, and/or Extreme programming.
• Experience in following in following best practices like Test-Driven Development (TDD) and continuous Integration (CI)
• Investigate and resolve production issues to help maintain a stable production environment; remain cool and effective in crisis.

Client / Stakeholder Management (internal & external)

• Ensure awareness, involvement and support from the key stakeholders and participants by building strong project teams and maintaining robust communication on the project status throughout its life cycle
• Drive and review technical and architectural design, enforce architectural guidelines and challenge status quo.

Regulatory Responsibilities &/OR Risk Management

• Demonstration of appropriate values and behaviours including but not limited to standards on honesty and integrity, due care and diligence, fair dealing (treating customers fairly), management of conflicts of interest, competence and continuous development, adequate risk management, and compliance with applicable laws and regulations
• Take responsibility for ensuring that risks and issues are identified and managed closely and drive all stakeholders to deliver on time and to the required quality standards

SKILLS REQUIREMENTS OF THE POSITION

• Well organized and ability to prioritise and carry out multiple tasks
• Able to influence and drive projects to meet key milestones and overcome challenges
• Able to translate functional requirements to efficient and fit-for-purpose technical solutions
• Preferably, have experience in finance/banking domain.

Must Have:

• Core Java 8+ and JUnit.
• Spring Boot
• Strong computer science knowledge (algorithms, data structures, object-oriented design)
• TDD. Able to write acceptance test.
• Maven
• Basic Linux shell scripting commands
• Java Messaging Concepts. (JMS, MQ)
• Web Services Rest, SOAP.
• Spring core concepts.
• Experience in SQL queries optimization
• Familiarity with Intellij, Git, SonarQube/SonarLint
• Able to write/understand complex SQL queries.
• Kafka
• React JS

Why Join Helius:

At Helius Technologies, you will work on complex technology initiatives with leading enterprises across Asia and the Middle East, alongside a diverse and experienced engineering community.

You will collaborate with 1,000+ technology professionals across a regional delivery network spanning 7 countries, supporting enterprise clients in BFSI, healthcare, and the public and private sectors, backed by 20+ years of enterprise technology delivery experience.

We operate in environments where reliability, accountability, and disciplined execution matter — and where strong engineering and structured delivery come together to drive meaningful outcomes