Blockchain Developer

We are a Global Recruitment specialist that provides support to the clients across EMEA, APAC, US and Canada. We have an excellent job opportunity for you.

Location: London- 2days onsite

Duration: 04/12/2026

We are seeking an experienced Smart Contract Developer with strong expertise in enterprise blockchain platforms, Solidity-based smart contracts, and cloud-native backend services. The ideal candidate will have hands‑on experience delivering production‑grade blockchain solutions across domains such as banking, supply chain, payments, and sustainability, and will be comfortable working in consortium‑led, regulated environments.

Key Responsibilities

• Design, develop, test, and deploy smart contracts for enterprise blockchain platforms (Ethereum, GoQuorum, Hyperledger Besu, Corda).
• Implement asset tokenization, on‑chain/off‑chain data models, and blockchain transaction workflows.
• Develop and integrate RESTful APIs and microservices (Node.js / Java) to interact with smart contracts.
• Ensure security, performance, and scalability of smart contracts and blockchain applications.
• Collaborate with architects, product owners, and external partners in multi‑organization blockchain networks.
• Lead or mentor development teams, enforcing coding standards, testing, and best practices.
• Work closely with cloud infrastructure teams to deploy blockchain solutions using Azure/AWS services.
• Support POCs, innovation initiatives, and exploration of Layer 2 scaling solutions.
• Participate in design reviews, audits, and governance processes related to blockchain systems.

Required Skills & Experience

• 8+ years of experience in software engineering with strong blockchain focus.
• Hands‑on experience with Solidity smart contract development.
• Strong understanding of Ethereum‑compatible platforms (GoQuorum, Hyperledger Besu).
• Experience with enterprise blockchain frameworks such as R3 Corda and Ripple.
• Proficiency in Node.js, TypeScript, and/or Java (Spring Boot).
• Strong knowledge of microservices architecture and asynchronous processing patterns.
• Familiarity with REST APIs, event‑driven systems, and message queues.
• Solid understanding of blockchain security concepts (permissions, key management, transaction integrity).

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