We are seeking a highly skilled Blockchain Development Specialist (Ethereum) to join a leading banking client on a 12-month contract. This is an exciting opportunity to contribute to innovative, enterprise-grade blockchain solutions within a highly regulated financial services environment.
Role Overview
The successful candidate will be responsible for designing, developing, and implementing blockchain-based solutions on the Ethereum platform. You will work closely with solution architects, enterprise engineers, and business stakeholders to build secure, scalable, and high-performance decentralized applications (dApps) and smart contracts aligned to banking and financial services use cases.
Key Responsibilities
Design, develop, and deploy smart contracts using Solidity on the Ethereum network
Build and maintain decentralized applications (dApps) and blockchain integrations
Participate in solution architecture discussions and contribute to blockchain design standards
Ensure security, scalability, and performance of blockchain solutions
Integrate blockchain solutions with existing enterprise systems and APIs
Conduct code reviews, testing, and debugging of smart contracts and applications
Collaborate with cybersecurity, DevOps, and cloud teams for secure deployment
Stay up to date with emerging blockchain trends, tools, and protocols
Required Skills & Experience
Strong experience in Ethereum blockchain development
Proficiency in Solidity and smart contract development
Experience with blockchain frameworks such as Hardhat, Truffle, or Foundry
Strong understanding of cryptography, consensus mechanisms, and distributed systems
Experience integrating blockchain solutions with APIs and enterprise systems
Familiarity with cloud platforms (AWS / Azure preferred)
Strong software engineering background (JavaScript, TypeScript, or similar)
Experience in financial services or banking environments advantageous
Nice to Have
Experience with Layer 2 solutions (Polygon, Optimism, Arbitrum)
Knowledge of DeFi, tokenization, or digital assets
Understanding of regulatory and compliance requirements in banking
Experience with CI/CD pipelines and DevOps practices