Penetration Tester

Publication Date:

October 3, 2026

Ref. No:

542047

Location:

Bydgoszcz, Poland

About Atos Group

Atos Group is a global leader in digital transformation with approximately 67,000 employees and annual revenue of around €10 billion. Operating in 61 countries under two brands-Atos for services and Eviden for products-Atos Group is the European number one in cybersecurity, cloud, and high-performance computing. Committed to a secure and decarbonized future, Atos Group provides tailored AI-powered, end-to-end solutions for all industries.

About the Position

We are currently looking for a skilled Penetration Tester to join our team. If you're passionate about uncovering vulnerabilities, performing in-depth security assessments, and working with global clients on cutting-edge infrastructure and application security, we’d love to hear from you.

Responsibilities

• Performing application and infrastructure penetration tests
• Performing physical security review and social engineering tests for our global clients (optional)
• Review and define requirements for information security solutions
• Perform security reviews of application designs, source code, and deployments as required, covering all types of applications (web application, web services)
• Perform security reviews of infrastructure (internal, external, cloud, on-prem), complex multi-platform software solutions
• Participate in Security Assessments of networks, systems, and applications
• Work on improvements for provided security services, including the continuous enhancement of existing methodology material and supporting assets

Requirements

• A minimum of 3 years of professional experience in the field of "Information Security"
• Experience in the operation and safety assessment of Web applications (OWASP Testing Guide, Burp, IBM AppScan)
• Experience in dealing with relevant tools for security verification and penetration testing (Kali, Metasploit, Nessus, Wireshark)
• Experience with programming and scripting languages (JavaScript, PHP, Java) and very good knowledge of Linux and Windows systems
• Certification: CEH, OSCP, CISSP (good to have)

We Offer

• Hybrid work model designed for real work-life balance (max. 2 office days per month, depending on location)
• Feel good at work – passion-sharing meetups, team moments, and initiatives that bring people together
• Grow your skills – courses and certifications (Google Cloud, AWS, ITIL)
• Level up professionally – conferences, expert communities, knowledge hubs
• Private medical care – because feeling safe matters
• Benefits platform – discounts for shopping, cinema, sports, and more
• Stay active your way – co-funding for Multisport + b-active program
• A little extra on special days – gift packages for Easter, Christmas, and Children’s Day
• We appreciate experience – additional days off and Atos Jubilee gifts
• Give back together – charity and eco-friendly initiatives

The company follows an equal opportunity policy and does not permit any form of discrimination based on gender, disability, age, origin, sexual orientation, or any other protected characteristic. All employment decisions are made solely on the basis of competence and qualifications.

Please, attach your CV in English!

If you have any questions, please contact our recruiter: Vanesa Yordanova

Choose your future. Choose Atos.

Apply now »