Senior Java Spark Engineer | Scale & Performance

APAR TECHNOLOGIES PTE. LTD.; Singapore; On-site; SGD 120,000 - 160,000; Full time

Job summary

APAR TECHNOLOGIES PTE. LTD. is seeking a Senior Java Software Engineer with 8+ years of experience to drive backend development, testing, solution design, and performance tuning in complex financial services environments.

The role involves collaborating with Architects and Business Analysts, designing scalable solutions, conducting code and design reviews, mentoring juniors, and contributing to Agile/Scrum delivery while ensuring high code quality and timely delivery.

Qualifications

• 8+ years of software development and testing experience.
• Strong knowledge of Java 17/21, Spring Boot, and SQL.
• Experience with design patterns, testing, and performance tuning.

Responsibilities

• Develop, test, and deliver high-quality Java applications.
• Work with Architects and Business Analysts on technical and functional requirements.
• Design scalable solutions using proven design patterns.
• Perform code/design reviews and mentor junior developers.
• Prepare technical documentation and development estimates.
• Define test strategies and support Agile/Scrum delivery.
• Monitor code quality and drive continuous improvement.

Skills

Java

Spring Boot

SQL performance tuning

Agile/Scrum

Unit testing

Tools

Kubernetes

Docker

Apache Spark

Airflow

Control-M

Jenkins

GitLab

ArgoCD

AWS

Azure

GCP

Unix shell scripting

MS SQL Server

Job description

APAR TECHNOLOGIES PTE. LTD. is seeking a Senior Java Software Engineer with 8+ years of experience to drive backend development, testing, solution design, and performance tuning in complex financial services environments.

The role involves collaborating with Architects and Business Analysts, designing scalable solutions, conducting code and design reviews, mentoring juniors, and contributing to Agile/Scrum delivery while ensuring high code quality and timely delivery.