blockchain

232 blockchain job listings in Ireland. Find daily updated positions from leading job boards.

  • Blockchain Security Researcher Premium

    2 days ago


    Ireland Jobgether Remote Full-time US$3,600 Temporary

    This position is listed on behalf of a partner company, who manages all applications and next steps. Our partner is looking for a Blockchain Security Researcher based in Ireland. Join a security-focused research team protecting some of the most important protocols and financial systems in the blockchain ecosystem.You will investigate smart contracts,...


  • Dublin, Leinster, Ireland MasterCard Full-time €130,000 - €210,000 Contract

    Mastercard is seeking a Principal Information Security Engineer to lead security for Crypto Products and Solutions Blockchain Networks. If you would like to know a bit more about this opportunity, or are considering applying, then please read the following job information. You will shape architecture, drive threat modelling, and guide security-by-design...


  • Rathcoole, Leinster, Ireland Mastercard Full-time €130,000 - €190,000 Contract

    Mastercard is seeking a Principal Information Security Engineer to lead security for Crypto Products and Solutions Blockchain Networks. You will shape architecture, drive security-by-design, and partner with engineering, product, and business teams to deliver secure, scalable blockchain services with high availability.Experience in risk-based security,...


  • Dublin, County Dublin, Ireland Methodius Ltd Full-time €90,000 - €120,000 Contract

    My client is looking for an experienced Blockchain developer to join their growing team in Dublin city centre. You’ll be responsible for designing and delivering backend systems that integrate enterprise Java platforms with blockchain and distributed ledger technologies. Responsibilities - Design and build scalable backend services using Java and...


  • Blackrock, County Dublin, Ireland Mastercard Full-time €140,000 - €200,000 Contract

    Mastercard is seeking a Principal Information Security Engineer to lead security for Crypto Products and Solutions Blockchain Networks. You will shape security strategy, mentor engineers, and partner with engineering and product teams to secure blockchain platforms used in payments.The role requires deep expertise in information security, risk management,...


  • Clondalkin, Leinster, Ireland Mastercard Full-time €120,000 - €190,000 Contract

    Mastercard is seeking a Principal Information Security Engineer to lead security for Crypto Products and Solutions Blockchain Networks. You will shape architecture, drive security-by-design, and collaborate with engineering, product, and global teams to protect blockchain services.This role requires a strong security background, 10–15 years in information...


  • Malahide, Leinster, Ireland Mastercard Full-time €120,000 - €170,000 Contract

    Mastercard seeks a Principal Information Security Engineer to lead security for Crypto Products and Solutions Blockchain Networks, shaping architecture, threat modelling and security-by-design in high-availability payment ecosystems.You will partner with engineering, product, and business teams to ensure compliance and customer trust, mentor junior...


  • Rathcoole, Leinster, Ireland Mastercard Full-time €130,000 - €190,000 Contract

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...


  • Dublin, Leinster, Ireland MasterCard Full-time €130,000 - €210,000 Contract

    Our Purpose Make sure to apply with all the requested information, as laid out in the job overview below. Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we’re helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices,...


  • , Ireland Mastercard Full-time €90,000 - €120,000 Contract

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...


  • Howth, Leinster, Ireland Mastercard Full-time €140,000 - €170,000 Contract

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...


  • Howth, Leinster, Ireland Mastercard Full-time €140,000 - €170,000 Contract

    Mastercard seeks a Principal Information Security Engineer to lead security for Crypto Products and Blockchain Networks, shaping architecture, driving secure design, and partnering with engineering, product and business teams to uphold the highest security standards.The role demands senior leadership, threat modelling, risk assessments, and mentoring across...


  • Blackrock, County Dublin, Ireland Mastercard Full-time €140,000 - €200,000 Contract

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...


  • Clondalkin, Leinster, Ireland Mastercard Full-time €120,000 - €190,000 Contract

    Our Purpose Mastercard powers economies and empowers people in 200+ countries and territories worldwide. Together with our customers, we're helping build a sustainable economy where everyone can prosper. We support a wide range of digital payments choices, making transactions secure, simple, smart and accessible. Our technology and innovation, partnerships...


  • Kilkenny, Ireland State Street Full-time

    Job Description: The  Security Guardian – Blockchain & Smart Contract Security, Vice President , provides cyber risk management advisory services to the digital product line of business within State Street. This role is responsible for working closely with the development teams and aligned cybersecurity peers in protecting digital assets and...


  • Dublin, Leinster, Ireland Blockdaemon Full-time €131,154 - €157,384 Contract

    Blockdaemon is looking for a Solutions Architect located in Dublin, Ireland. Below covers everything you need to know about what this opportunity entails, as well as what is expected from applicants. You will leverage your expertise in blockchain technology to drive customer engagement and solution design across global financial institutions. Your role...


  • , Ireland MasterCard Full-time €90,000 - €120,000 Contract

    Mastercard is looking for a Principal Information Security Engineer to enhance its Crypto Products and Solutions Blockchain network. A variety of soft skills and experience may be required for the following role Please ensure you check the overview below carefully. This role requires a security leader who will influence architecture and security compliance...


  • Dublin, County Dublin, Ireland State Street Full-time €150,000 - €190,000 Contract

    State Street seeks an executive-level Security Guardian — Blockchain & Smart Contract Security to guide cyber risk advisory for the digital product line. Lead collaboration with development and cybersecurity peers to protect blockchain systems, identify vulnerabilities, and implement CCSS controls.The role focuses on transforming information security,...


  • Dublin, County Dublin, Ireland State Street Full-time €150,000 - €190,000 Contract

    Job Description: The Security Guardian – Blockchain & Smart Contract Security, Vice President , provides cyber risk managementadvisory servicestothe digital product line of businesswithin State Street. This role is responsible for working closely with the development teams and aligned cybersecurity peers in protecting digital assets and blockchain systems...


  • Kilkenny, County Kilkenny, Ireland State Street Full-time €180,000 - €240,000 Contract

    State Street is seeking a Vice President focused on Blockchain & Smart Contract Security to lead cyber risk management for our digital product line. You will work with development teams and cybersecurity peers to protect blockchain assets, identify vulnerabilities, and implement CCSS controls. The role requires deep expertise in multi-cloud, AI, blockchain,...