Senior Java Developer

International Turnkey Systems - ITS; Manama; On-site; BHD 15,000 - 23,000; Full time

Job summary

International Turnkey Systems - ITS seeks a Senior Java Developer in Bahrain to design, develop, and maintain enterprise-grade Java applications, APIs, and microservices. The role emphasizes backend design, security, and DevOps collaboration within a banking context.

Responsibilities include building Spring-based services, REST/SOAP integrations, and database work with MySQL and MongoDB, while applying best practices in security, testing, and code reviews.

Qualifications

• Bachelor's degree in CS/CE or related field.
• 7–10 years hands-on Java development experience.
• Banking/Financial services background preferred.

Responsibilities

• Design, develop, and maintain Java applications and microservices.
• Build, expose, and consume RESTful APIs; integrate SOAP as needed.
• Implement security protocols (OAuth2, OpenID Connect, SAML, TLS, PKI).
• Work with Spring Boot to create scalable backend services.
• Collaborate with cross-functional teams; maintain documentation.

Skills

Java 8/11/14

Spring Framework

Microservices

RESTful APIs

SOAP integration

JPA Hibernate

MySQL

MongoDB

Git

Azure DevOps

CI/CD

OAuth2

OIDC

SAML

Security best practices

Education

Bachelor's Degree in Computer Science / Engineering

Tools

IBM MQ

Kafka

Java

Job description

For an Islamic Bank in Bahrain, we are looking for a highly skilled Senior Java Developer. The ideal candidate will be responsible for designing, developing, and maintaining enterprise-grade applications, APIs, and microservices using Java and related technologies. The role requires strong expertise in backend development, system integration, security standards, and DevOps practices, preferably within the banking sector.

Key Responsibilities

• Design, develop, and maintain Java applications using Java 8/11/14 while adhering to OOP, SOLID, and DRY principles.
• Develop scalable and high-performance backend services using Spring Framework and Spring Boot.
• Build, expose, and consume RESTful APIs and support SOAP/XML integrations when required.
• Develop and maintain microservices-based solutions using JPA/Hibernate and modern API management practices.
• Design and optimize relational and NoSQL database solutions, including MySQL and MongoDB.
• Implement multithreading and concurrency solutions to improve application performance and reliability.
• Apply security best practices and identity protocols, including OAuth2, OpenID Connect, SAML, SSO, TLS, and PKI.
• Troubleshoot production issues, perform root cause analysis, and provide application support.
• Conduct testing, debugging, and code reviews to ensure software quality and compliance with development standards.
• Utilize Git, CI/CD pipelines, Azure DevOps, and Agile methodologies to support efficient software delivery.
• Collaborate with cross-functional teams to gather requirements, deliver integration solutions, and maintain technical documentation.

Requirements

• Bachelor's Degree in Computer Science, Computer Engineering, or a related field.
• 7 to 10 years of hands-on experience in Java application development.
• Previous experience in the Banking or Financial Services industry is highly preferred.
• Strong proficiency in Java 8/11/14 and object-oriented programming concepts.
• Hands-on experience with Spring Framework, Spring Boot, Microservices, JPA, and Hibernate.
• Experience designing and developing RESTful APIs and integrating with SOAP services.
• Knowledge of message queuing technologies such as IBM MQ and Kafka.
• Strong understanding of relational databases, SQL scripting, MySQL, and MongoDB.
• Experience with Git, Azure DevOps, CI/CD pipelines, and Agile development practices.
• Strong understanding of application security and identity management protocols.