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junior penetration tester @thessaloniki

Oct 2, 2026 · Deloitte

Νομός Θεσσαλονίκης·Oct 2, 2026
Νομός ΘεσσαλονίκηςHybridΠληροφορικήPermanentFull Time
JOBILY AI SUMMARY

What you'll do

  • Identify vulnerabilities across Web, Mobile, API, and Network infrastructures
  • Follow structured methodologies such as OWASP and NIST
  • Map findings to the MITRE ATT&CK framework to demonstrate real-world impact
  • Manually validate results to eliminate false positives
  • Help clients patch and mitigate identified risks

Key requirements

  • Offensive security, penetration testing, and vulnerability assessment
  • OWASP, NIST, and MITRE ATT&CK methodologies and frameworks
  • Scripting and code analysis with Python, Bash, and C#
  • Cloud architectures and Web, mobile, API, and network architectures
  • MS Excel, MS PowerPoint, and MS Access
  • Computer Science / Data Science / Business Informatics / Engineering / Information Systems Managementpreferred

Benefits

  • The role offers a modern hybrid workplace, flexible working arrangements, international projects with travel opportunities, continuous learning and sponsored certificates, extra annual leave, private medical insurance, a restaurant ticket card, mobile phone, and other employee benefits.

About the job

What Impact will you make? Are you looking for an opportunity in Thessaloniki that offers you a hybrid working model? Are you ready to work on large scale projects for industry-leading clients around the world and elevate your career to an international level? If so, check below for more info about…

About the company

Deloitte drives progress. Our firms around the world help clients become leaders wherever they choose to compete. Deloitte invests in outstanding people of diverse talents and backgrounds and empowers them to achieve more than they could elsewhere. Our work combines advice with action and integrity. We believe that when our clients and society are stronger, so are we.


Deloitte refers to one or more of Deloitte Touche Tohmatsu Limited (“DTTL”), its global network of member firms, and their related entities. DTTL (also referred to as “Deloitte Global”) and each of its member firms are legally separate and independent entities. DTTL does not provide services to clients. Please see www.deloitte.com/about to learn more.

Workplace
Hybrid
Sector
Πληροφορική
Employment Type
Permanent
Work Time
Full Time

About the company

Deloitte drives progress. Our firms around the world help clients become leaders wherever they choose to compete. Deloitte invests in outstanding people of diverse talents and backgrounds and empowers them to achieve more than they could elsewhere. Our work combines advice with action and integrity. We believe that when our clients and society are stronger, so are we.


Deloitte refers to one or more of Deloitte Touche Tohmatsu Limited (“DTTL”), its global network of member firms, and their related entities. DTTL (also referred to as “Deloitte Global”) and each of its member firms are legally separate and independent entities. DTTL does not provide services to clients. Please see www.deloitte.com/about to learn more.