We’re looking for a Blockchain Engineer to join our team and help build the next generation of Ctrl Alt’s tokenization and governance infrastructure. You’ll work at the intersection of finance and distributed ledger technology, designing secure and reliable on-chain components that power a platform trusted by asset managers, fund administrators, and institutional investors.

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You’ll collaborate closely with our product team and other engineers to integrate blockchain networks into our systems, develop and test on-chain logic for tokenized assets, and build tools that make interacting with those networks seamless. Bringing both initiative and deep technical expertise, you’ll play a key role in ensuring our blockchain integrations are robust, auditable, and ready to scale as adoption grows. You’ll be the key player in Ctrl Alt’s multi-chain architecture and help us to take our blockchain technology to the next level.

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Key Responsibilities:

• Design and implement secure, auditable smart contract logic for tokenization, asset management, and governance
• Work with a queue-based architecture to create transactions, send them to the blockchain node, and manage the responses to keep track of the ledger
• Integrate blockchain and distributed ledger technologies into our backend systems
• Evaluate, test, and deploy blockchain logic on networks such as Cosmos, Liquid, and other Layer 1s
• Build tools for interacting with on-chain infrastructure (transaction monitoring, wallet integrations, etc.)
• Collaborate with product and engineering teams to deliver robust blockchain-based solutions for financial institutions
• Stay up to date on developments in blockchain infrastructure, standards, and regulatory frameworks
• Promote best practices in blockchain security and operational resilience

• Generous stock options, with equity plans that let you share in the company’s growth
• Private health insurance - we offer a premium private health insurance scheme (UK/IRE only)
• We offer 24 days annual leave plus public holidays, with flexibility for additional time off
• IT and office equipment to support your work, including a MacBook, displays and accessories
• Salary sacrifice scheme and financial tools to help you with your personal finances, covering childcare, groceries, tech, pensions, bikes and subscriptions (UK only)
• A state of the art central office in Belfast or Dundalk
• An annual learning and personal development budget for training, exams, certifications, qualifications or anything else which helps you progress at work and your career
• The opportunity to work in a high-growth startup where your contribution matters and shapes an industry
• Exposure to collaborative working and direct knowledge sharing from experts across financial services, blockchain and fintech