Intermediate Software Developer – Blockchain / Smart Contract Development

Position Description :

This is an exciting time for CGI, and we want you to be part of it.

CGI is expanding its Blockchain and Digital Asset Technology capabilities across Atlantic Canada, and we are looking for experienced engineers to help deliver enterprise-grade blockchain solutions.

We are seeking an Intermediate Software Developer – Blockchain / Smart Contract Development (6-9 years of experience) to contribute to the design, development, and deployment of digital asset lifecycle platforms, including issuance, settlement, custody, and servicing. This is a permanent full-time role, working five days onsite from our Halifax, NS or Moncton, NB office.

Your future duties and responsibilities :

• Design, develop, and maintain secure and scalable smart contracts on Ethereum (EVM) and Solana.
• Implement smart contracts using Solidity as the primary language, with Rust / Move as applicable.
• Develop comprehensive test suites, including fuzz testing and integration tests.
• Perform smart contract security reviews and address identified vulnerabilities.
• Build and maintain deployment pipelines, verification processes, and operational tooling.
• Collaborate with backend and frontend teams to deliver end-to-end blockchain solutions.
• Participate in architectural discussions and contribute to technical design decisions.
• Mentor junior developers and support code quality initiatives.

Required qualifications to be successful in this role :

6-9 years of professional software development experience, with significant hands-on blockchain and smart contract development.

Strong expertise in Solidity and EVM-based standards (ERC-20).

Experience working with Solana, Rust, or Move in production or near-production environments.

Solid understanding of digital asset lifecycle workflows including issuance, settlement, custody, and servicing.

Proficiency with Hardhat, Foundry, and related tooling for testing and deployment.

Experience with smart contract security tools such as Slither, Mythril, solhint.

Backend experience using TypeScript / JavaScript or Python, with frameworks such as NestJS, Express, or FastAPI.

Bachelor’s degree in Computer Science, Engineering, or a related field, or equivalent experience.

Bonus Skills

Experience integrating with The Graph, IPFS / Pinata, or decentralized storage solutions.

Familiarity with RPC providers (Infura, Alchemy, QuickNode) and Gnosis Safe.

Experience working in Agile delivery environments.

Financial services, digital assets, or capital markets experience.

CGI is providing a reasonable estimate of the pay range for this role. The determination of this range includes factors such as skill set level, geographic market, experience and training, and licenses and certifications. Compensation decisions depend on the facts and circumstances of each case. A reasonable estimate of the current range is $65,–$,. This role is a future opportunity.

#LI-HG

Skills :

Blockchain

GIT