Trading Platform Application Engineer (Contract)

QUESS SELECTION & SERVICES PTE. LTD.; Singapore; On-site; SGD 60,000 - 120,000; Full time

Job summary

QUESS SELECTION & SERVICES PTE. LTD. in Singapore seeks a software engineer to deliver and support Java-based enterprise applications, drive automation, and support platform modernization.

You will collaborate with cross-functional teams, troubleshoot production issues, and contribute to scalable, resilient systems with DevOps practices, CI/CD, and performance optimization. Ideal candidate has 3+ years of hands-on development and strong Linux and scripting skills, with a focus on reliability and

Qualifications

• 3+ years hands-on software development and support.
• Java development for enterprise applications.
• Linux/Unix administration and troubleshooting.
• Shell scripting (Bash, Korn Shell, Python, or equivalent).
• High-throughput, distributed, scalable systems.
• Performance tuning and optimization.
• Production issue troubleshooting and root cause analysis.
• Relational databases and SQL familiarity.
• DevOps & Platform Engineering
• CI/CD pipeline implementation and maintenance
• Automated deployment and monitoring solutions
• Release and environment management experience

Responsibilities

• Deliver application projects, enhancements, and change requests.
• Develop and maintain Java-based applications, services, and integrations.
• Develop automation scripts and operational tooling to improve efficiency and resiliency.
• Support application onboarding, configuration, testing, and production implementation.
• Troubleshoot application, connectivity, and production issues and perform root cause analysis.
• Collaborate with business users, application teams, infrastructure teams, vendors, and external counterparties.
• Support platform modernization, automation, monitoring, operational improvements, and resiliency initiatives.
• Participate in production support, release deployment, and operational readiness activities.
• Maintain technical documentation, implementation guides, and operational procedures.

Skills

Java

Linux

Shell scripting

SQL

CI/CD

Distributed systems

Performance tuning

Root cause analysis

Kafka

REST APIs

Tools

Kafka

MQ

REST APIs

Microservices

Job description

Key responsibilities include:

• Deliver application projects, enhancements, and change requests.


• Develop and maintain Java-based applications, services, and integrations.


• Develop automation scripts and operational tooling to improve efficiency and resiliency.


• Support application onboarding, configuration, testing, and production implementation.


• Troubleshoot application, connectivity, and production issues and perform root cause analysis.


• Collaborate with business users, application teams, infrastructure teams, vendors, and external counterparties.


• Support platform modernization, automation, monitoring, operational improvements, and resiliency initiatives.


• Participate in production support, release deployment, and operational readiness activities.


• Maintain technical documentation, implementation guides, and operational procedures.

Mandatory Skills & Experience

Core Technical Skills

• Minimum 3 years of hands-on software development and support experience.


• Strong proficiency in Java development for enterprise applications.


• Strong Linux/Unix administration and troubleshooting skills.


• Experience with shell scripting (Bash, Korn Shell, Python, or equivalent scripting languages).


• Experience developing and supporting:


• High-throughput applications


• Distributed systems


• Scalable and resilient solutions


• Strong understanding of application performance tuning and optimization.


• Experience troubleshooting production issues and performing root cause analysis.


• Familiarity with relational databases and SQL.


• DevOps & Platform Engineering


• Experience with CI/CD pipeline implementation and maintenance.


• Automated deployment and monitoring solutions.


• Application release and environment management experience.

Preferred Skills

Trading & Integration Domain

• Knowledge of FIX Protocol (FIX 4.x / FIX 5.x).


• Experience onboarding and supporting external connectivity with brokers, trading venues, exchanges, and counterparties.


• Understanding of trade lifecycle, trade execution, and post-trade workflows.


• Experience with commercial FIX engines, gateways, or electronic trading platforms.


• Financial Markets Knowledge


• Experience in one or more of the following areas:


• Treasury and Markets


• Foreign Exchange (FX)


• Fixed Income


• Equities


• Electronic Trading Platforms


• Capital Markets


• Investment Banking


• Additional Technical Skills


• Kafka, AMQ, MQ, or other messaging technologies.


• REST APIs and microservices.


• Monitoring and observability tools.