Security Engineer

About the job

DIAS INTERBANKING SYSTEMS S.A. launched its operations in 1989 and constitutes the national Automated Clearing House. In 2024, DIAS processed 467 million transactions, valued at €502 billion, consequently setting a new historic record for DIAS S.A. in its 36 years of operation. The Company's shareholders are the Bank of Greece and major banks. Our strategy is to develop innovative payment solutions used by everybody, like IRIS and RF/QR code payments, in cooperation with the financial ecosystem. Our services are addressed to both public and private sectors and contribute to payments modernization that strengthens the national economy.

We deliver at scale and speed and what we do is unique! Working at DIAS every day is an opportunity for you to contribute and shape the future of the electronic interbank payments.

Our employees are an integral part of the Company and the driving force behind its successful course and growth. DIAS, as a certified Great Place to work for 2022, 2024 and 2025 has created a work environment of mutual trust and respect that acknowledges and rewards contribution.

Want to be part of our evolving leading role as financial innovation hub in Greece?

Role Description

As a Security Engineer, you will join our highly skilled information security team with the mission to deliver high-quality, innovative cyber security services and solutions that reduce risk across the organization. In this role, you will receive structured mentoring, hands-on training, and exposure to enterprise-grade security technologies, building a solid foundation for a career in cybersecurity. You will gradually gain practical experience and deepen your technical expertise in multiple areas, such as network security, platform security, authentication/authorization systems, application security, and security frameworks. To succeed, you’ll need to demonstrate accountability, high motivation, a proactive attitude and a passion for rapid development in a challenging and regulated working environment.

Responsibilities

• Contribute to building and maintaining the technical IT / cybersecurity capabilities necessary for safeguarding DIAS’s information systems and applications.
• Support the administration of security-focused systems, such as data center firewalls, web application firewalls, database firewalls, hardware security modules, privileged access management, SMTP gateways, and managed PKI.
• Assist in implementing security practices and tools throughout the Software Development Life Cycle (SDLC) / DevSecOps.
• Explore and assess innovative technologies to solve daily cybersecurity challenges efficiently.
• Perform vulnerability assessments to identify technical weaknesses.
• Assist in the security risk analysis for current and new systems and recommend solutions for reducing exposure areas.
• Contribute to audit preparation and compliance-related activities.
• Assist in the creation of security processes, procedures, and performance metrics.
•  Work closely with other technical and operational teams to ensure effective security integration.

Requirements

• Degree (or in the process of obtaining) in Computer Science, Mathematics, Physics, or a related field.
• Knowledge of at least one programming language (Python preferred) for writing automation frameworks and relevant security tools
• Understanding of Windows and Linux operating systems.
• Passion for continuous learning and growth in cyber security
• Good command of the English Language both written and oral
• Excellent communication and interpersonal skills
• Ability to work collaboratively in a team and independently when required

Will be considered a plus:

• Certifications in Cybersecurity, Programming, or Linux administration.
• Familiarity with enterprise security tools and frameworks.

Why would you enjoy working with us ?

As member of our team:

• You will work in a mission-critical fintech company shaping the future of digital payments in Greece.
• You will experience a workplace built on meritocracy, transparency, and recognition.
• You will receive mentoring, specialized training, and certifications to boost your career development.
• You will work with cutting-edge security technologies in a regulated financial environment.

What we offer:

• Strong mentoring and guidance
• Competitive remuneration package
• Private health & life insurance plan for you and your family
• Children allowances
• Meal benefits
• Hybrid working model
• Training & development opportunities
• A stable, positive and supportive working environment

At DIAS we are proud to provide equal opportunities to everyone. We support and encourage diversity, equality, and inclusiveness. We strongly advocate and apply the approach that if someone has knowledge, integrity, courage, perseverance, but also love for the subject they deal with, they should have every opportunity to test their strengths and excel!

DIAS will be processing personal data you provide it with, in full compliance with the provisions and obligations imposed by the applicable European and domestic legislation and especially by the General Data Protection Regulation (GDPR) (EU) 2016/679. Your personal information (including indicatively personal details, CVs, contact information), that we collect, and process will be treated confidentially, will be used solely for the purposes for which you provided it.