Integration Engineer

Our client is seeking an Integration Engineer to work on a long term B2B/freelance contract based 3 days per week onsite in Luxembourg and 2 days remote.

Tasks:

• Design, develop, implement and maintain enterprise integration solutions.
• Design APIs and integration services using orchestration, transformation, routing and protocol mediation capabilities.
• Design end-to-end integration solutions in line with enterprise architecture standards and technical requirements.
• Define and apply integration patterns, development standards, best practices and reusable services.
• Ensure integration solutions meet security, performance, scalability, availability and reliability requirements.
• Design, develop and maintain REST APIs and SOAP Web Services.
• Manage API lifecycle activities, including design, publishing, versioning, monitoring and retirement.
• Configure, maintain and support integration platforms and related components.
• Develop integration components and microservices using technologies such as Spring Boot and Apache Camel.
• Implement and maintain automated build, deployment and CI/CD processes.
• Use Infrastructure as Code to automate and standardise infrastructure and application deployments.
• Contribute to the modernisation and continuous improvement of the integration architecture and platform.
• Produce and maintain clear technical documentation, including solution and integration architecture documentation.
• Collaborate with solution architects, application teams, infrastructure teams, security teams and other stakeholders.
• Provide technical guidance and contribute to integration-related technical decisions and initiatives.
• Monitor integration platform health, service availability and performance.
• Troubleshoot message delivery, connectivity, performance and resiliency issues.
• Investigate and resolve production incidents and performance bottlenecks.
• Perform root cause analysis and contribute to corrective and preventive actions.
• Support the deployment and operation of integration services across different environments.
• Ensure integration solutions remain reliable, maintainable and operationally supportable.
• Ensure compliance with applicable security, audit and regulatory requirements.
• Contribute to platform maintenance, upgrades, technical improvements and

automation initiatives.

Mandatory Requirements:

• Bachelor's Degree at a relevant field
• Strong hands-on experience with Microsoft Azure.
• Strong software development experience using Java and Spring Boot.
• Strong experience with Apache Camel or similar enterprise integration frameworks.
• Strong knowledge of REST APIs and API design principles.
• Experience with SOAP Web Services and related technologies.
• Good knowledge of databases and data access technologies.
• Strong understanding of microservices and distributed architectures.
• Experience with DevOps practices and CI/CD pipelines.
• Experience with Infrastructure as Code, using technologies such as Terraform, Bicep or ARM Templates.
• Strong understanding of enterprise integration patterns and integration architecture principles.
• Experience troubleshooting and supporting integration solutions in production environments.