Software Developer - Java+Kotlin

Ploy Asia; Kuala Lumpur; On-site; MYR 45,000 - 65,000; Full time

Job summary

A technology solutions provider in Kuala Lumpur is seeking a skilled Software Developer specializing in Java and Kotlin. The ideal candidate will have over 5 years of experience in software development, focusing on IDE plugin development and secure applications. Responsibilities include designing, optimizing applications, and implementing secure coding practices. This contract role offers a view of extension and requires excellent problem-solving skills.

Qualifications

• 5+ years of experience in software development.
• Strong proficiency in Java 11+ and Kotlin.
• Hands-on experience with Maven and Gradle.
• Expertise in multithreading and concurrency.
• Experience developing Eclipse or IntelliJ plugins/extensions.

Responsibilities

• Design, develop, and optimize applications using Java 11+ and Kotlin.
• Implement secure coding standards to prevent vulnerabilities.
• Collaborate with DevOps to ensure secure deployments.
• Develop and optimize custom IDE plugins for performance.

Skills

Java 11+

Kotlin

Maven

Gradle

Multithreading

Concurrency

Performance optimization

Secure coding

Design patterns

Debugging

Tools

Eclipse

IntelliJ

Docker

Kubernetes

Job description

Software Developer - Java+Kotlin (39232) Kuala Lumpur, Malaysia

SOFTWARE DEVELOPER - JAVA+KOTLIN

What\'s on the offer

• Contract role - with a view of extension
• Location: Kuala Lumpur, MY

Job Summary

We are looking for a skilled Java & Kotlin Developer with strong expertise in Java 11+, Kotlin, Maven, Gradle, and multithreading. The ideal candidate will have hands-on experience developing Eclipse and IntelliJ extensions, a solid grasp of design patterns, and experience with on-premises deployments. You will be responsible for designing and implementing secure, high-performance, and scalable applications, focusing on IDE plugin development, build optimization, and secure concurrency handling. This role requires a deep understanding of secure coding, authentication, encryption, and vulnerability management, working closely with security, DevOps, and architecture teams to ensure enterprise-grade solutions.

Key Responsibilities

• Design, develop, and optimize applications using Java 11+ and Kotlin.
• Leverage functional programming, Streams API, and concurrency utilities in Java.
• Implement coroutines and asynchronous processing in Kotlin for performance optimization.
• Follow secure coding standards to prevent vulnerabilities (e.g., SQL injection, XSS, CSRF).
• Configure and optimize Maven and Gradle for builds and dependency management.
• Manage third-party dependencies securely and enhance build performance (CI/CD).
• Develop thread-safe, high-performance applications using Java/Kotlin concurrency frameworks.
• Utilize thread pooling, non-blocking I/O, and reactive programming for efficiency.
• Develop and optimize custom IDE plugins (Eclipse, IntelliJ) for performance and security.
• Apply design patterns, SOLID principles, and secure SDLC practices in architecture.
• Implement dependency injection, microservices, and domain-driven design concepts.
• Design and maintain on-premises deployment solutions following security best practices.
• Apply encryption, authentication, and authorization techniques (OAuth, JWT, SAML).
• Ensure compliance with OWASP, NIST, and ISO 27001 standards.
• Collaborate with DevOps to harden environments and ensure secure deployments.

Required Skills & Qualifications

• 5+ years of experience in software development.
• Strong proficiency in Java 11+ and Kotlin.
• Hands-on experience with Maven and Gradle.
• Expertise in multithreading, concurrency, and performance optimization.
• Experience developing Eclipse or IntelliJ plugins/extensions.
• Solid understanding of secure coding and cybersecurity best practices.
• Strong grasp of design patterns and software architecture principles.
• Experience with on-premises deployments and infrastructure security.
• Knowledge of authentication, encryption, and secure API design.
• Excellent debugging and problem-solving skills.

Nice to Have

• Experience with Docker, Kubernetes, and container security.
• Familiarity with AWS, Azure, or GCP.
• Understanding of DevSecOps practices.