Technical Lead

COSMOTE Global Solutions, a proud member of the OTE Group of Companies, stands at the forefront of the ICT industry, offering innovative technological solutions and services across various sectors.

As a Technical Lead, you will be instrumental in guiding development teams towards achieving high-quality deliverables, aligning with the company's strategic objectives while fostering an environment of collaboration, learning, and innovation.

Key Responsibilities:

• Analyze requirements, systems and integration interfaces, including the domain of Swift message processing
• Design, development, testing and deployment of message flows deployed on IBM AppConnect Enterprise (ACE)
• Troubleshooting, root-cause analysis and resolution of production issues with ESB services.
• Document integration solution design, configuration and deployment procedures, creating user guides and technical documentation for developers and platform engineers.
• Provide Support and maintenance of IBM App Connect Enterprise (ACE), IBM Transformation Extender (ITX), IBM MQ Series and WSO2 Micro-integrator deployed on Linux OS and IBM MQ.
• Monitor the health, performance, and availability of ESB infrastructure and services, and proactively identify and resolve issues.
• Raise and coordinate resolution of issues with middleware provider support teams.
• Perform middleware patching and upgrades.
• Participate to the failover and disaster recovery tests.
• Automation of certain manual process using Ansible and Azure DevOps pipelines.

Requirements:
• Bachelor’s/Master’s Degree in computer science, mathematics, physics or engineering (or equivalent applied experience)
• 10+ years of working experience in similar roles/positions

Mandatory Knowledge in:

• Knowledge in IBM AppConnect Enterprise (ACE)
• Knowledge in IBM Transformation Extender (ITX)
• IBM MQ
• WSO2 Micro-Integrator
• SWIFT message processing and formats (MT and MX formats)
• Data transformation using built-in transformation capabilities on ESB platforms, XSLT or eSQL
• Message queuing systems, protocols, and standards (e.g., MQ, SFTP, SOAP, REST).
• Programming languages like Java, Python or C#
• Authentication and authorization protocols
• SQL
• Troubleshooting and investigation tools: scripting tools (Bash, Phyton), web services testing tools (SOAP UI, Postman)
• DevOps tools such as: Git, Jira, Azure DevOps, log aggregators like Splunk or ELK

Mandatory Competence in:

• Analyze requirements, systems and interfaces to understand integration needs.
• Develop integration interfaces using IBM ACE and IBM MQ, including interface bespoke customizations.
• Using message queuing systems, protocols, and standards (e.g., MQ, SFTP, SOAP, REST).
• Handling SWIFT messages within application flows
• Using best practices to design new message flows
• Enforcing authentication and authorization in message flows using OAUTH, WS Security or certificate-based authentication protocols;
• Administering/troubleshooting IBM ACE and IBM MQ Series.
• Experience with scripting languages (e.g., Bash, Python), web services testing tools (SOAP UI, Postman) for automation and monitoring tasks and log monitoring : events, errors via Splunk, ELK or equivalent tool