Senior Java Software Engineer

Our client are a leading international financial services organisation based in South Dublin.

We are seeking an experienced Senior Java Developer to join a high-performing engineering team delivering complex, enterprise-scale solutions. This role focuses on building robust, secure, and scalable applications while ensuring best practices in design, testing, and delivery.

You will play a key role across the full development lifecycle, contributing to architecture decisions, guiding technical delivery, and driving engineering excellence.

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• Collaborate with stakeholders to refine user stories and define technical requirements
  
• Contribute to effort estimation and planning across the delivery lifecycle
  
• Develop proof of concepts (PoCs) and technical spikes to validate solutions and mitigate risk
  
• Design, develop, and unit test high-quality Java-based applications aligned with acceptance criteria
  
• Build solutions leveraging multiple architectural layers (data, application, business)
  
• Troubleshoot and resolve complex technical challenges within the team
  
• Design and maintain scalable application components, APIs, and integration points
  
• Develop and maintain automated test suites (integration, regression, performance)
  
• Implement and enhance CI/CD pipelines to support efficient delivery
  
• Automate manual deployment and release processes
  
• Ensure all solutions meet security, compliance, and architectural standards
  

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• 5+ years’ experience in Java development within large-scale enterprise environments
  
• Strong expertise in Java (JDK 8+) and Spring Framework
  
• Proven experience designing and consuming REST and SOAP web services
  
• Proficiency with development tools such as Git, Maven, Jenkins, JIRA
  
• Experience deploying and managing applications in Linux-based environments
  
• Strong understanding of application security principles (authentication, authorization, session management)
  
• Familiarity with security protocols such as OAuth, OIDC, and FIDO
  
• Good understanding of system architecture, including load balancing and TLS
  
• Exposure xcfaprz to cryptography and PKI concepts
  
• Ability to interpret technical documentation and evaluate new technologies through PoCs
  
• Strong problem-solving skills with the ability to work independently
  
• Excellent communication skills (written and verbal)
  
• Experience working with LDAP
  
• Exposure to highly regulated environments (e.g., financial services)
  
• Strong software engineering fundamentals and design pattern knowledge
  
• Focus on quality, scalability, and maintainability
  
• Collaborative mindset with the ability to mentor and support team members
  
• Proactive approach to innovation and continuous improvement
  

A strong rate is on offer.