OP

Senior Java Developer

Optimum Solutions (Singapore) Pte Ltd.
Singapore ₹7K-9K LPA Posted 21 Aug 2026
FULL TIME
Microservice Architecture
Devops
Deployment
Implementation
Shell Scripting
+2 more

Job Description

Experience: 7+ years

Role Type: Senior Developer

Domain: Banking / Financial Services preferred

Role Overview

We are seeking a seasoned professional with expertise in application infrastructure, DevOps, and deployment methodologies. The ideal candidate will manage Java application development, establish CI/CD pipelines, and oversee deployments in both UAT and production settings. Familiarity with UOB-specific tools and processes is highly advantageous but not mandatory.

Key Responsibilities

  • Design, develop, enhance, and maintain Java-based applications.
  • Develop and support microservices utilizing established enterprise frameworks, including UFW.
  • Establish, maintain, and troubleshoot DevOps and CI/CD pipelines.
  • Plan and execute application deployments across UAT and production environments.
  • Coordinate release activities, deployment validation, rollback strategies, and post-deployment assessments.
  • Assist with application infrastructure setup and troubleshoot environment-related issues.
  • Oversee application certificates, including issuance, renewal, installation, and validation.
  • Address findings from Veracode and SonarQube security and code-quality scans.
  • Preferably work with UOB-standard tools and processes, including WCM, Aldon, Control-M, and other deployment and release management tools.
  • Facilitate application integration and file transfer processes using tools such as Connect.
  • Collaborate with application, infrastructure, DevOps, security, and production support teams.
  • Prepare and maintain deployment procedures, release documentation, operational runbooks, and technical documentation.
  • Troubleshoot deployment and application issues across Windows, Linux, and AS400 environments.

Mandatory Skills and Experience

  • A minimum of 7 years of experience in application development and support.
  • Hands-on experience with project deployment and implementation.
  • Strong knowledge of DevOps practices and the ability to manage Jenkins pipelines/agents effectively.
  • Proficient in the Linux platform and shell scripting.
  • Familiarity with software products like Control M, Aldon RDO, and Connect Direct.
  • Solid Java development skills, particularly with Spring Boot.
  • Extensive knowledge of Java/J2EE and microservices architecture.
  • Demonstrated experience in executing UAT and production deployments.
  • Good understanding of application infrastructure and environment configuration.

Preferred Skills

  • Previous experience in the UOB technology environment.
  • Familiar with UOB tools and processes, specifically WCM, Aldon, and UFW.
  • Exposure to AS400 platforms.
  • Experience with Control-M and Connect.
  • Experience in banking or financial services applications.
  • Understanding of security, audit, change management, and production release controls.

Desired Competencies

  • Excellent analytical and problem-solving abilities.
  • Capability to manage deployments independently and coordinate with various teams.
  • Strong communication and stakeholder management skills.
  • Focus on application security, production stability, and operational quality.
  • Ability to thrive in a controlled banking technology environment.

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