Interswitch| Full-time

BLOCKCHAIN ENGINEER AT INTERSWITCH

Lagos, Nigeria | Posted on 17/09/2025

About Company:

Interswitch Limited is an integrated payment and transaction processing company that provides technology integration, advisory services, transaction processing and payment infrastructure to government, banks and corporate organizations.

Job Description:

  • Design, develop, and deploy blockchain-based solutions, including smart contracts and decentralized applications (dApps)

  • Write, test, and secure smart contracts using programming languages such as Solidity, Rust, or Go

  • Set up and manage blockchain nodes, ensuring network security, scalability, and optimal performance

  • Integrate blockchain solutions with existing systems and applications for seamless platform functionality

  • Implement security protocols and conduct regular audits to maintain the integrity and confidentiality of blockchain systems

  • Collaborate with product managers, designers, and engineering teams to design and implement new blockchain features

  • Maintain comprehensive documentation of blockchain architecture, development processes, and smart contract codebases

  • Stay updated on emerging blockchain technologies and apply innovations to enhance existing solutions

  • Troubleshoot and resolve technical issues related to blockchain functionality and performance

Requirements:

  • Proficient in programming languages such as Solidity, JavaScript, Python, or Rust for blockchain development

  • Hands-on experience with blockchain frameworks and tools, including Truffle, Hardhat, and Remix

  • Strong understanding of cryptographic principles and secure coding best practices

  • Familiarity with decentralized finance (DeFi) protocols and token standards, such as ERC-20 and ERC-721

  • Experience with version control systems like Git and implementing CI/CD pipelines for blockchain projects

  • Proven experience with cross-chain interoperability and layer-2 scaling solutions

  • Strong understanding of blockchain consensus algorithms, including Proof of Work (PoW) and Proof of Stake (PoS)

  • Contributions to open-source blockchain projects or active participation in the blockchain developer community

  • Solid knowledge of software development best practices, including Agile methodologies

  • Familiarity with cloud platforms such as AWS and Azure, including their blockchain services and deployment tools

Qualifications and Skills:

  • Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent practical experience in blockchain development

  • Proven professional experience as a Blockchain Engineer or similar role, with hands-on experience on blockchain platforms such as Ethereum, Hyperledger, or Polkadot

Salary

Very attractive

Application Closing Date: Not specified

Application Instructions:

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Job Information

Deadline

Not specified

Job Type

Full-time

Industry

Blockchain

Work Level

Experienced

State

Lagos

Country

Nigeria

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