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
- 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
- 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
What We Do
COSMOTE Global Solutions, as a member of OTE Group of Companies, is an ICT Systems Integrator delivering a broad range of ICT Solutions and Services. CGS provides a broad range of ICT Services focusing on: Cloud, Data Centre operations, Networking, Cybersecurity, BI and Data Warehouse, Big Data, Service Desk, Proactive Monitoring, Operations and Support, Service Management, Project and Programme Management, and Professional Services. OTE Group: OTE Group is the largest technology provider in Greece. It is one of the top three listed companies with respect to capitalization, in the Athens Stock Exchange. Deutsche Telekom holds 46.9% of OTE’s share capital and the Greek State holds 5.6%. Find More about OTE Group Our Vision: We digitize societies so that everyone can live and enjoy at the fullest all possibilities offered now while also building on them for a better tomorrow. Our Mission: • We bring the best communication services to our customers • We connect people • We entertain • We help businesses grow. • We are leaders, pioneers, pillar of the economy and society • With passion, faith and commitment • We constantly strive to become better on all fronts • We have a positive impact on society and the environment
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