Senior Cloud Application Development Engineer

Senior Cloud Application Development Engineer

Location: Luxembourg

*Please only apply if you have full working rights in Luxembourg*

About the Role

We are seeking a Senior Cloud Application Development Engineer to join our Post-Trade IT team. This role involves working across architecture, infrastructure, application development, and information security for several critical IT systems. You'll play a key role in designing and delivering cloud-based solutions and supporting secure, high-performance applications.

Key Responsibilities

• Design, develop, and maintain Middleware infrastructure including Web Servers (httpd), Application Servers (RedHat JBoss EAP), and related components.
• Deliver solutions on public cloud platforms (Azure and GCP) using IaaS and PaaS models.
• Develop Java-based business application components, particularly those running on JBoss EAP.
• Evaluate new infrastructure technologies with a focus on cloud architecture, APIs, security, high availability, and data replication.
• Maintain and enhance automation/test frameworks, scripts, and DevOps connectors.
• Participate in major production implementations (approx. 6 annually, including Saturday work).
• Collaborate independently with development, infrastructure, and security teams.
• Document system architecture and security for critical customer-facing applications.
• Report to the Head of Unit and work closely with other domain experts.

Qualifications & Skills

• Master's degree (or equivalent) in Computer Science.
• Strong hands-on experience with:
• Web and Java application infrastructure (httpd, RedHat JBoss EAP).
• Java development using JakartaEE APIs.
• Provisioning Azure Cloud resources using Terraform (preferably Terraform Enterprise).
• Solid understanding of multi-tier Web infrastructure challenges (security, high availability, transaction management).
• Experience with TLS (PKI), certificate/key deployment, and Middleware configuration.
• Excellent technical writing skills in English; ability to document architecture and security concepts.

Practical experience with:

• Apache Maven
• IntelliJ and/or Eclipse IDE
• Linux OS
• OpenIDConnect SSO
• Git

Additional assets:

• Azure Application Gateway, Azure App Service
• Microsoft IIS configuration
• Jenkins
• RedHat OpenShift/Kubernetes
• ActiveMQ/JBoss A-MQ
• Ansible
• Docker
• Proficiency in English; French and German are a plus.