Senior Software Engineer - Mobile (React Native/iOS/Android)

Toronto · 5+ years experience · Onsite · Posted Oct 9, 2026

At a glance

BitGo is hiring a Senior Mobile Software Engineer to build the apps our retail users use to manage and move digital assets.
You will own features from design through release, with a focus on security, performance, and a polished experience on both iOS and Android.

5+ years of professional mobile development, with at least one app shipped to the App Store or Google Play
Deep experience in at least one of the following, and willingness to work across all three: React Native with TypeScript, Native iOS with Swift, Native Android with Kotlin
Working knowledge of TypeScript and modern JavaScript, or the ability to pick it up quickly if your background is native
A solid grasp of the mobile development life cycle, from design through release and post-launch monitoring
Experience integrating RESTful APIs and handling offline state, caching, and error recovery
Strong testing habits across unit, integration, and UI tests
Strong problem-solving, debugging, and algorithm skills
Interest in cryptocurrency and blockchain technology
Ability to work independently in a fast-paced environment
A bachelor’s degree in computer science or a related technical field, or equivalent practical experience

Mobile security experience: secure storage, certificate pinning, jailbreak and root detection, biometric authentication, or app attestation
Experience designing RESTful APIs
Experience in the crypto industry
Familiarity with digital wallets, cryptographic signing, clearing and settlement, lending, trading, or accounting systems

This role will require being full-time onsite at our Toronto office to support collaborative team dynamics and innovative problem-solving.