Senior Software Developer – Bank & Brokerage Linking

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Wealthsimple

WebsiteLinkedInAll Job Openings

1001 - 5000 employees

Founded 2014

💳 Fintech

🏦 Banking

💸 Finance

🔥 Funding within the last year

💰 $393M Series E - Wealthsimple on 2025-10

Fintech • Banking • Finance

Wealthsimple is a Canadian financial technology company that provides consumer banking, investing, and wealth management services. It offers chequing accounts, savings, credit cards, self-directed trading (stocks, ETFs, options), cryptocurrency trading, managed portfolios, tax services, and advisory wealth management for high-net-worth clients. Wealthsimple combines digital-first banking and low-fee investing products aimed at retail customers, along with tools and educational content to support personal finance.

📋 Description

• Build and maintain connections to banks and brokerages in Canada through scraping, custom flows, and direct APIs. • Develop tools that make data acquisition more reliable and easier to scale. • Use AI-assisted systems to reduce manual scraping work and help the team react faster to interface changes. • Design systems that recover quickly when institutions change their login flows or layouts. • Work with product, security, infrastructure, and SRE teams to deliver accurate balances, holdings, and transactions to clients. • Improve our internal automation so adding and repairing institutions becomes faster over time.

🎯 Requirements

• Experience with data acquisition or financial connectivity platforms (e.g., Plaid-style APIs, Flinks-style screen scraping, SnapTrade-style brokerage linking). • Strong Node.js skills, including asynchronous programming. • Experience building or maintaining scraping systems using headless browsers. • Comfort working in environments where third-party interfaces change often. • Understanding of authentication flows, MFA challenges, cookies, sessions, and rate limits. • Experience parsing complex financial data such as balances, transactions, holdings, and corporate-action adjustments. • Interest in building automation that reduces manual scraping and repair work. • Clear, steady communication with technical and non-technical teams. • Not afraid of support work investigating and debugging broken integrations • Comfort with on-call duties for critical data pipelines.

🏖️ Benefits

• Top-tier health benefits and life insurance • Long-term group savings with employer match, through Wealthsimple for Business • 20 vacation days, 4 wellness days, and unlimited sick and mental health days per year • 90 days away: work outside Canada for up to 90 days per year • Employee resource groups, including Rainbow (2SLGBTQ), Women of WS, and Black at WS