BLOCKCHAIN DEVELOPER (ON-SITE)
iTRecruiterPortugal22 hours ago
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BLOCKCHAIN DEVELOPER (ON-SITE LISBON)
Portuguese company hires for on-site position
đź“Ť Location: Lisbon - Entrecampos, Portugal
âš Candidates must already live in Portugal
🗣️ Language Requirements: Fluent in Portuguese and English (min B2+)
đź•“ Experience Levels: 4+ years
âš Instructions: Please send your CVs in English and make sure to include all skills and experience that match the requirements of the opportunity. This will significantly increase your chances of success
_____________________________________________________________
Role Overview
We are seeking an experienced Blockchain Developer to design and implement secure, resilient, and innovative blockchain-based solutions in a cybersecurity-focused environment. This role is fully on-site in Lisbon and requires strong technical experience with smart contracts, blockchain architectures, and secure coding standards.
âš Important: All mandatory requirements listed below must be clearly stated in the CV for proper evaluation.
Responsibilities
(These must appear explicitly in the CV)
Portuguese company hires for on-site position
đź“Ť Location: Lisbon - Entrecampos, Portugal
âš Candidates must already live in Portugal
🗣️ Language Requirements: Fluent in Portuguese and English (min B2+)
đź•“ Experience Levels: 4+ years
âš Instructions: Please send your CVs in English and make sure to include all skills and experience that match the requirements of the opportunity. This will significantly increase your chances of success
_____________________________________________________________
Role Overview
We are seeking an experienced Blockchain Developer to design and implement secure, resilient, and innovative blockchain-based solutions in a cybersecurity-focused environment. This role is fully on-site in Lisbon and requires strong technical experience with smart contracts, blockchain architectures, and secure coding standards.
âš Important: All mandatory requirements listed below must be clearly stated in the CV for proper evaluation.
Responsibilities
- Design, develop, and maintain blockchain-based systems focused on security, transparency, and verifiability.
- Implement, test, and audit smart contracts, ensuring integrity, performance, and protection against vulnerabilities.
- Collaborate with cross-functional teams to integrate blockchain components into existing platforms and services.
- Research and evaluate emerging blockchain technologies and propose innovative solutions aligned with business and security needs.
(These must appear explicitly in the CV)
- Solid experience in blockchain development, including consensus mechanisms and blockchain security fundamentals.
- Strong proficiency in Solidity, Rust, or similar blockchain-oriented programming languages.
- Proven experience applying secure coding practices in blockchain environments.
- Bachelor’s degree in Computer Science or a related field (preferred but not mandatory).
- English proficiency: B2 or C1 (spoken and written).
- Experience with zero-knowledge proofs (ZKP) or zero-trust security ecosystems.
- Background in cybersecurity, cryptography, or distributed systems.
- 90–100% on-site in Entrecampos (Lisbon) — mandatory.
- Full-time position in the cybersecurity sector.
- Blockchain Development
- Smart Contracts
- Solidity / Rust
- Consensus Algorithms
- Blockchain Security
- Secure Coding Practices
- English B2/C1
- On-site Lisbon
Key Skills
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