Job Title: Senior Full Stack Java Developer

Location: Muscat, Oman (Onsite)

Employment Type: Long-Term Contract

About the Role

We are seeking an experienced Senior Full Stack Java Developer to join our team on a long-term contract in Muscat, Oman. The ideal candidate will have strong expertise in enterprise Java development, modern front-end technologies, and experience building scalable, secure, and high-performance web applications. You will work closely with architects, business analysts, QA teams, and stakeholders to design, develop, test, and deploy enterprise-grade applications.

Key Responsibilities

Design, develop, test, and maintain enterprise web applications using Java and modern front-end technologies.
Develop scalable backend services using Spring Framework, Spring MVC, and Spring Boot.
Build responsive and interactive user interfaces using Angular 20, HTML5, CSS3, and Thymeleaf.
Develop and maintain applications using the Liferay framework and portal technologies.
Design, develop, and optimize Oracle 19c database objects including SQL queries, stored procedures, functions, and performance tuning.
Integrate applications with internal and external systems using RESTful APIs and web services.
Participate in application architecture, technical design discussions, and code reviews.
Troubleshoot production issues and provide timely bug fixes and performance improvements.
Collaborate with cross-functional teams throughout the software development lifecycle.
Follow coding standards, security best practices, and software development methodologies.
Prepare technical documentation and support deployment activities.

Required Technical Skills

Backend

Strong hands-on experience with:
Java 7
Java 8
Java 21
Java 25 (or experience working with the latest Java versions)
Spring Framework
Spring MVC
Spring Boot
RESTful Web Services
Microservices architecture (preferred)

Frontend

Angular 20
HTML5
CSS3
Thymeleaf
JavaScript
Responsive UI development

Portal Framework

Liferay Development
Custom Portlets
Liferay Themes
Liferay Services
Portal Customization

Database

Oracle Database 19c
SQL
PL/SQL
Query Optimization
Performance Tuning

Build & DevOps Tools

Git
SVN
Maven
Jenkins
Jira

Application Servers

Apache Tomcat
JBoss
GlassFish

Desired Skills

Experience with enterprise application development.
Strong understanding of Object-Oriented Programming (OOP) principles.
Experience with secure application development practices.
Familiarity with Agile/Scrum development methodologies.
Strong debugging and problem-solving skills.
Excellent communication and collaboration abilities.
Ability to work independently in a multicultural environment.

Qualifications

Bachelor's degree in Computer Science, Information Technology, Engineering, or a related field.
6 years of experience in Full Stack Java development.
Proven experience delivering enterprise-scale applications.
Experience working with Oracle databases and Liferay-based solutions is highly preferred.

Preferred Experience

Enterprise Digital Transformation projects
Banking or Government sector applications
High-volume transactional systems
CI/CD implementation using Jenkins
Source code management using Git and SVN

Java Software Engineer

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