Blockchain Software Engineer (Web3)

Location: London

Company

hirify.global designs and operates on-chain infrastructure for digital capital markets, focusing on the tokenization of alternative assets.

What you will do

• Design and implement secure, auditable smart contract logic for tokenization, asset management, and governance.
• Build queue-based transaction processing that sends transactions to blockchain nodes and tracks ledger responses.
• Integrate blockchain and distributed ledger technologies into backend systems.
• Evaluate, test, and deploy blockchain logic on Cosmos, Liquid, and other Layer 1 networks.
• Build tools for transaction monitoring, wallet integrations, and other on-chain interactions.
• Collaborate with product and engineering teams to deliver blockchain solutions for financial institutions.

Requirements

• 3+ years of software engineering experience, including at least 1 year with blockchain or distributed ledger technologies.
• Experience using TypeScript or JavaScript for blockchain integrations and backend applications.
• Experience with queue-based architectures and deploying smart contract logic on Layer 1 networks.
• Knowledge of token standards, on-chain asset representation, cryptographic primitives, signatures, hashes, multisignature systems, and transaction flows.
• Knowledge of blockchain tools, APIs, and development environments such as Cosmos SDK and Elements for Liquid.

Nice to have

• Experience in finance or fintech, especially digital assets or tokenization.
• Hands-on experience with Cosmos SDK, Liquid Network, or modular blockchain frameworks.
• Understanding of consensus mechanisms, interoperability protocols, and regulated tokenization platforms.
• Experience with custodial and non-custodial wallet systems.
• Experience writing technical documentation and specifications.

Culture & Benefits

• Opportunity to shape digital capital markets and work on financial infrastructure.
• Competitive salary with regular reviews and generous stock options.
• Premium private healthcare, 26 days of annual leave, birthday leave, and regional bank holidays.
• Enhanced parental leave, equipment for effective work, and salary sacrifice schemes.
• Annual learning and personal development budget for training, exams, certifications, and qualifications.