Developer jobs in Canada
RQ10451 - 2 x Sr. Software Developer - Full Stack (JavaScript, Java, Python, API)
Source Code
Programmer Analyst Advisory (IBM Mainframe Technologies)
Scotiabank
Fabricator / Welder #8919
Employment Help Centre
Senior C# Full-Stack Developer [#4905]
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ALLTECH CONSULTING SVC INC
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Tantalus Systems Corp.
Fabricator / Welder #8920
Employment Help Centre
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Bits In Glass
Senior Software Developer (Full Stack) (JavaScript, Java, Python, API)
Job summary
A technology development organization in Toronto is looking for a candidate to develop and extend open-source credential exchange protocols and secure messaging workflows. This role demands in-depth development experience with JWT/JWS, PKI (X.509), and OAUTH2 while ensuring strong security practices. Ideal candidates will collaborate with architects and security specialists, implement secure APIs, and document key workflows. This position offers a vital role in shaping next-generation digital credential environments.
Qualifications
- In-depth development experience with JWT/JWS, PKI (X.509), OAUTH2, and SHA/SHA2.
- Experience integrating backend systems using REST APIs and secure messaging.
Responsibilities
- Develop and extend open source Open Wallet Foundation ACA-PY.
- Implement credential lifecycle features aligned with decentralized identity standards.
- Build secure APIs and asynchronous services to support verification flows.
- Apply strong security practices, implementing cryptographic operations.
- Ensure best practices for authentication, authorization, and secure data exchange.
Skills
Security Level: CRJMC
- Develop and extend open source Open Wallet Foundation ACA-PY, credential exchange protocols, DID resolution services, and secure messaging workflows.
- Implement credential lifecycle features—including issuance, presentation, revocation, and IETF Status List support—aligned with W3C Verifiable Credentials and decentralized identity standards.
- Build secure APIs and asynchronous services to support verification flows, trust framework compliance, and interoperability across issuers, holders, verifiers, and external systems.
- Apply strong security practices, implementing cryptographic operations, secure key management, and hardware‑backed storage patterns.
- Ensure back‑end integrations follow best practices for authentication, authorization, encryption, and secure data exchange.
- Support front‑end user interfaces and admin dashboards that interact with credential services, ensuring usability, performance, and accessibility.
- Develop automated tests (unit, integration, API‑level), participate in code reviews, and uphold high engineering standards across the stack.
- Collaborate closely with architects, DevOps, security specialists, and cross‑ministry stakeholders to ensure end‑to‑end functional integrity.
- Document system designs, workflows, schema definitions, and operating procedures to support maintainability and knowledge sharing.
- Participate in Agile ceremonies, support milestone planning, and assist in troubleshooting distributed digital credential environments.
Must-Haves:
- In-depth development experience with JWT/JWS, PKI (X.509), OAUTH2, and SHA/SHA2.
- Integrate backend systems into broader enterprise and cross‑ministry ecosystems using REST APIs, event‑driven services, and secure messaging systems.
* The salary benchmark is based on the target salaries of market leaders in their relevant sectors. It is intended to serve as a guide to help Premium Members assess open positions and to help in salary negotiations. The salary benchmark is not provided directly by the company, which could be significantly higher or lower.