Ready to make a real impact in the financial industry? At Deutsche Börse Group, we'll empower you to grow your career in a supportive and inclusive environment. With our unique business model, driven by 15,000 colleagues around the globe, we actively shape the future of financial markets. Join our One Global Team!

Cryptography Specialist - Group Security (f/m/d)
Deutsche Börse Prague Branch • Prague

Who we are
Deutsche Börse Group is one of the world’s leading exchange organisations and an innovative market infrastructure provider. With our products and services, we ensure that capital markets are fair, transparent, reliable, and stable. Together, we develop state-of-the-art IT solutions and offer our IT systems all over the world. Play a key role in our mission: to create trust in the markets of today and tomorrow.
Prague
Your career at Deutsche Börse Group
Area of work:
As part of the Cyber Protection – Detect & Prevent unit, you will join a highly skilled, geographically distributed team of cybersecurity specialists based in Eschborn, Luxembourg, Prague, and Hyderabad.
The cryptography expert will provide deep technical expertise in cryptographic protocols, and algorithms to support the development, implementation, and evaluation of secure systems and applications. This role involves working closely with cybersecurity teams, application owners, and other stakeholders to ensure robust security design, compliance with standards, and resilience against evolving threats.
Your responsibilities:
- Support the design, engineering, evaluation, and implementation of cryptographic algorithms, protocols, and architectures.
- Provide expert guidance on encryption, key management, digital signatures, secure communication protocols (e.g., TLS, IPsec), and cryptographic libraries (e.g., OpenSSL).
- Collaborate with operational teams to integrate cryptography into secure software and hardware solutions.
- Conduct risk assessments.
- Stay current with emerging cryptographic trends, standards (e.g., NIST, ISO), and post-quantum cryptography developments.
- Provide training and mentorship to technical teams on cryptographic concepts and best practices.
- Author and review procedures, technical documentation, whitepapers, and security policies.
- Liaise with external auditors, or partners, as a cryptographic authority when needed.
- Actively engage in broad cybersecurity topics, with a continuous drive to stay informed and contribute to industry best practices.
Your profile:
- Bachelor’s or Master’s degree in Computer Science, Mathematics, Cybersecurity, or related field.
- Hands-on experience in applied cryptography, cryptanalysis, or information security.
- Strong understanding of symmetric and asymmetric cryptography (e.g., AES, RSA, ECC).
- Experience with cryptographic protocols and libraries.
- Familiarity with key management systems and hardware security modules (HSMs).
- Solid foundation in security engineering and/or architecture.
- Knowledge of/experience with PKI and Cloud.
- Ability to work under pressure in a fast-paced and dynamic environment while managing multiple priorities effectively.
- Strong attention to detail combined with an analytical mindset and outstanding problem-solving skills.
- Ability to communicate complex cryptographic and technical concepts clearly and confidently to both technical and non-technical audiences.
- Proficiency in written and spoken English is required; German language skills are a strong plus.
- Proven ability to work collaboratively in cross-functional teams; a genuine team player with strong interpersonal and communication skills.
- Highly motivated, adaptable, and flexible, with a proactive approach to learning and problem-solving.
Why Deutsche Börse Group?
We are committed to providing a work environment where everyone feels welcome and can reach their full potential. Our standards go far beyond simply matching candidates with the right position.
Mobility
We enable you to move freely with our job tickets, job (e-)bikes and free parking opportunities.
Work environment
Collaboration, communication, or deep focus – in our modern office buildings you will find the perfect work environment. Free drinks and food and meal allowances included.
Health and wellbeing
We care for your health and wellbeing and besides various health promotion measures we offer you a group accident insurance and additional insurance offers at discounted rates.
Financial stability
We provide financial stability by offering attractive salaries, company pension schemes, participation in our Group Share Plan, as well as bonuses, subsidies and discounts.
Hybrid work
Collaborate and exchange on-site or work remotely several days a week in line with business needs and local regulations. Our hybrid working model combines the best of both worlds.
Flexible working hours
We want your job to fit your life situation and offer flexible working time models, childcare allowance, or the possibility to study alongside your job.
Internationality
Our market infrastructures are globally connected. Working with us means collaborating with like-minded colleagues across over 60 locations from more than 100 nations.
Development
We promote individual development by offering internal development programmes, mentoring, further education and training budgets.

Recruiting Team
Send e-mail E-Mail copied! Copy E-Mail?
Our Recruiting Team is looking forward to your call or e-mail.