Data Security & Cryptography Expert - Lisbon/Porto
We are recruiting a Data Security & Cryptography Expert to join an international Cybersecurity & Digital Fraud team, in a highly regulated financial environment with strong exposure to
- level security strategy and innovation.
This role combines technical expertise and strategic contribution , focusing on data protection, cryptography, risk analysis and emerging technologies , while working closely with central teams and international stakeholders.
Your Mission
As a Data Security & Cryptography Expert , you will contribute to defining and deploying the Group’s data security and cryptography strategy, supporting multiple entities and participating in innovation initiatives.
Your main responsibilities will include:
Defining security requirements and strategy for Data Security and Cryptography ;
Supporting local entities in the implementation of data protection and cryptographic measures;
Analysing security risks, assessing impacts and proposing mitigation measures;
Participating in technical POCs related to data security and cryptography solutions, including emerging technologies;
Assessing the robustness of architectures, data protection mechanisms and key management ;
Defining guidelines for the use of Blockchain within the organization;
Contributing to crypto agility initiatives and inventory of cryptographic assets;
Performing technology watch and contributing to the internal security community;
Presenting complex security topics to both technical and
- technical stakeholders (e. g. Legal, Business teams).
What we are looking for
Higher education in Computer Science, Cybersecurity or a related field;
Solid experience in Data Security and applied Cryptography ;
Strong knowledge of:
Cryptography (at rest, in transit, key management);
Anonymization and data masking techniques;
Data security in cloud environments ;
Experience in risk analysis and definition of security requirements;
Knowledge of frameworks such as ISO 27001 / 27005, EBIOS RM or equivalent;
Interest and/or experience with emerging technologies (e. g. homomorphic encryption);
Strong communication skills and ability to work transversally with different teams.
Languages
Fluent English ( mandatory )
What we value
Ability to synthesize and communicate complex topics clearly;
Strong analytical and
- oriented mindset;
Ease of interaction with technical and
- technical stakeholders;
Interest in innovation and continuous improvement;
Autonomy and sense of responsibility.
- Informações detalhadas sobre a oferta de emprego
Empresa: act digital EMEA - Alter Solutions Localização: Lisboa
Lisboa, Lisboa, PortugalPublicado: 4. 1. 2026
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