Senior IT Core Banking Developer job opportunity at Qualco Group.

Home Jobs In Greece Tag: Job Senior IT Core Banking Developer position at Qualco Group


Date2026-02-05T16:12:45.270Z bot
Qualco Group Senior IT Core Banking Developer
Experience: 5-years
Pattern: full-time
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loacation Athens, Greece
loacation Athens....Greece

At Quento Technologies S.A., the ICT arm of the Qualco Group, we deliver comprehensive and innovative solutions across AI, Digital Engineering, Cloud, and Cybersecurity, helping businesses accelerate digital transformation. With a presence in Greece, Luxembourg, and Belgium, and backed by the expertise of the Qualco Group, we combine deep technical knowledge with strategic partnerships to support business growth. At Quento Technologies S.A., we empower our people to innovate and lead in delivering transformative ICT solutions to our clients worldwide. Our high-performing, dynamic, and collaborative environment fosters professional growth at every stage. Quento Technologies S.A. seeks a highly motivated and experienced Senior IT Core Banking Developer to play a crucial role in maintaining and enhancing our client's central banking systems in Greece. Your responsibilities will entail: Maintaining mission-critical core banking applications; Engaging in the end-to-end software development lifecycle, from requirements gathering to support; Producing clear and detailed documentation for system architecture, functionality, and processes; Performing rigorous testing and data validation to ensure the absolute integrity of the systems; Efficiently troubleshooting and resolving complex software bugs and user-reported issues; Handling the integration of core banking platforms with other internal and external services; Collaborating closely with IT colleagues to maintain the stability, performance, and security of core systems; Ensuring that all activities and duties are carried out in full compliance with regulatory requirements and supporting the continued implementation of the Group Anti-Bribery and Corruption Policy. Bachelor’s degree in Computer Science, Information Technology, or a similar field; Over 5 years of hands-on software development experience, specifically within core banking systems; In-depth knowledge of banking operations, financial products, and regulatory compliance; Strong analytical and problem-solving capabilities with a keen eye for detail; Excellent interpersonal and communication skills for effective collaboration with technical and non-technical stakeholders; Ability to thrive in a high-pressure environment and manage competing deadlines successfully; Technical Expertise: Hands on experience with Opcon or other similar solution  (major workload automation and orchestration platform, End-of-Day (EOD) processing , which involves running jobs on a mainframe, moving data to a data warehouse on a Linux server, generating reports on a Windows server, and then distributing those reports via email or FTP, Event Diven Automation, Centralized Monitoring and exception handling etc); Proficiency in foundational programming languages such as COBOL or C; Hands-on experience with enterprise-level core banking software platforms like AS/400 or Z/OS .

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