RQ10456 - Software Developer - Mobile - Senior
Source CodeToronto, Ontario, Canada
Posted February 12, 2026
Contract / Temporary
About the Company
Source Code is a global STEM consulting and workforce solutions firm that partners with leading organizations across healthcare, government, energy, finance, and technology sectors. The company delivers endâtoâend technology servicesâincluding cloud, AI, machine learning, mobile, and IoTâwhile sourcing and developing top STEM talent. By cultivating growth for both clients and consultants, Source Code builds dynamic partnerships that drive measurable success. Its deep industry expertise and proven track record with some of the worldâs largest enterprises set it apart as a trusted advisor in the STEM consulting space.
Job Description
Senior Software Developer for mobile applications, experience with iOS and Android native languages, React Native, and OpenID for Verifiable Credential Issuance.
Requirements
- Experience with commercial grade mobile iOS and Android applications using native languages (Objective-C / Swift, Xcode or Java with Android Studio).
- Experience with React Native.
- Experience with OpenID for Verifiable Credential Issuance (OID4VCI 1.0) and OpenID for Verifiable Presentations (OID4VP); ability to issue both SDâJWTâVC and ISO mdoc credentials per highâassurance interop profiles.
- Knowledge with ISO/IEC 18013â5 (mdoc/mDL) and 18013â7 (online presentation); familiarity with 23220â4 operational protocols is an asset.
- Experience with W3C verifiable credential data model, and decentralized identifiers (DIDs), X.509 certificates (RFC 5280), zero-knowledge proofs, SD-JWT, JWT, JSON-LD
- Experience with JOSE/COSE, Oauth2 JWT/JWS, ECDSA/EdDSA, ECC/RSA, TLS, PKI, deviceâbound keys for holder binding (e.g., SDâJWT+KB (key binding) and mdoc transaction signing).
- Ensure compliance with global digital identity standards and/or specifications such as W3C Verifiable Credentials, IETF, OIDF, PCTF, NIST, and eIDAS(ARF).
Benefits
- Contract (1+ year, with high possibility of extension)