Senior Software Developer, Crypto

Overview  Build something people love
Wealthsimple is on a mission to help everyone achieve financial freedom by reimagining what it means to manage your money. Using smart technology, we take financial services that are often confusing and expensive and make them transparent and low-cost for everyone. We’re the largest fintech company in Canada, with 3+ million users who trust us with more than $100 billion in assets.

And we’re just getting started.
We’re looking for someone who thinks big, sweats the small stuff and keeps things simple. You’ll join a high-bar, fast-paced team where people are trusted to own their work, communicate openly, and ship things that improve our clients’ lives. Collaboration, humility, and an obsession over quality are how we get stuff done.
Be a part of our Canadian success story and help shape the financial future of millions. Read our Culture Manual and learn more about how we work.
About the Crypto Team  The Crypto team is at the forefront of Wealthsimple s expansion into decentralized finance, working to democratize access to crypto for millions of Canadians. We re a passionate group of crypto-native engineers and product experts building the next generation of non-custodial crypto products. Our team combines Wealthsimple s commitment to simplicity and transparency with cutting-edge blockchain technology to create secure, user-friendly crypto experiences that put users in full control of their digital assets.
About the Senior Software Developer Role  As a Senior Crypto Software Developer, you ll be instrumental in building Wealthsimple s non-custodial crypto infrastructure from the ground up. You ll work at the intersection of traditional fintech and decentralized protocols, helping to bridge the gap between complex blockchain technology and intuitive user experiences.

This role offers the unique opportunity to shape how over a million crypto clients interact with decentralized finance while maintaining Wealthsimple s high standards for security, reliability, and user experience.
In this role, you’ll have the opportunity to   Build and architect new on-chain non-custodial products that give users full control over their crypto assets
Design and implement integrations with leading DEXs, DeFi protocols, and wallet providers
Enhance our existing custodial crypto offerings by expanding asset selection and improving product functionality
Work with cutting-edge blockchain technology and contribute to the evolution of decentralized finance
Collaborate with cross-functional teams to deliver seamless crypto experiences to over a million users
Help establish technical standards and best practices for crypto development at Wealthsimple
What you’ll bring   Proven experience working in the crypto/blockchain industry with hands-on development experience
Deep familiarity with integrating DEXs, wallet providers, and smart contract protocols
Strong understanding of blockchain fundamentals, including transaction mechanics, gas optimization, and security considerations

Experience with Ethereum and other major blockchain networks, including Layer 2 solutions
Working knowledge of smart contract development and interaction (EVM/SVM)
Knowledge of DeFi protocols, AMMs, and decentralized exchange mechanisms
Understanding of crypto security best practices, including key management and multi-signature implementations

Experience with Web3 libraries and tools (ethers.js, web
3.js, etc.)
Solid background in full stack development with languages and frameworks like React, React Native, Ruby on Rails, Java, Kotlin, or Python
Strong problem-solving skills and ability to navigate the rapidly evolving crypto landscape
Passion for decentralized finance and its potential to democratize financial services
Why Wealthsimple?  Top-tier health benefits and life insurance
Long-term group savings with employer match using our Wealthsimple for Business platform
20 vacation days + 4 wellness days per year, and unlimited sick and mental health days
90 days away program:
Employees can work outside of Canada for up to 90 days per calendar year
A wide variety of peer and company-led Employee Resources Groups (e.g., Rainbow, Women of…