ATM Software Specialist

Mellon Group is a leading Greek multinational organization offering specialized fintech and customer experience solutions to major financial institutions and large enterprises. With headquarters in Athens, Greece, and more than 9,000 employees across 13 countries, we empower digital transformation throughout Southeastern Europe.

As part of the Group, Mellon Solutions Dooel (Skopje) is expanding its FinTech team and is looking for a skilled and motivated:

ATM Software Specialist

You will collaborate with leading banks across the region, developing, integrating, and maintaining modern ATM software solutions to ensure seamless customer service and secure transaction processing.

Key Responsibilities:

• Develop and support ATM applications (NDC, KAL/K3A, ProCash).
• Integrate ATM solutions with EMV and ISO8583 systems.
• Monitor system performance and resolve operational issues promptly.
• Perform software upgrades, patches, and quality testing to ensure system reliability and security.
• Support the implementation, piloting, and rollout of ATM software solutions.
• Troubleshoot complex incidents, conduct root-cause analysis, and provide effective resolutions.
• Collaborate with internal teams and clients to customize ATM functionalities.
• Ensure compliance with industry standards, security protocols, and client requirements.

Requirements

Education & Background:

• Bachelor’s degree in Computer Science, Information Technology, or a related field.
• Minimum 2 years of experience in ATM software development, integration, or technical support within banking or fintech environments.

 Technical Skills:

• Hands-on experience with ATM applications (NDC, KAL/K3A, ProCash).
• Understanding of EMV standards and ISO8583 transaction processing systems.
• Strong troubleshooting, incident resolution, and root-cause analysis abilities.
• Experience with software upgrades, patching, and testing procedures.

 Soft Skills & Competencies:

• Strong analytical and problem-solving mindset.
• Ability to work both independently and within cross-functional teams.
• Customer-oriented approach with attention to quality and reliability.

 Languages & Mobility:

• Fluency in English (written and spoken).
• Fluency in Slovenian will be considered a strong asset.
• Availability for international travel.

Preferred / Nice-to-Have:

• Experience working with regional or international banking projects.
• Familiarity with regulatory and security compliance standards in financial environments.

Benefits

• Competitive salary package & benefits.
• Opportunity to work on international banking projects.
• Continuous professional training & career development within a multinational environment.
• A dynamic and supportive workplace where innovation is encouraged.

Ready to Shape the Future of Digital Banking?

If you’re passionate about fintech, eager to innovate, and excited to work with leading regional banks, we’d love to hear from you!