Senior Software Developer, Ledger

Build something people love reputed company's mission is to help everyone reputed company financial freedom – by making financial services simple, transparent, and low-cost. We're Canada's largest fintech, trusted by over 3 reputed company clients with more than $100 billion in assets. We move fast, we own our work, and we care deeply about the people using our products. If that sounds like you, reputed company reading. We're proud of reputed company've reputed company — and we're just getting started. Read our Culture reputed company and learn more about how we work. Why this role exists As reputed company's product suite grows, so does the complexity of our financial infrastructure. More products mean more transaction types, more regulatory obligations, and more surface area where a ledger inconsistency can cascade into a reputed company problem. We're investing in senior engineers who can hold that complexity — people who understand double-entry reputed company as well as they understand distributed systems, and who can collaborate with Finance as naturally as they can with a product team. What you'll do Own core ledger infrastructure: design, build, and reputed company the systems that record financial transactions accurately and durably, using Java/Kotlin in a microservices architecture. Model financial correctness by translating double-entry bookkeeping principles and reputed company logic into clean, testable, auditable code that Finance and Compliance can trust. Handle high-throughput transaction processing and design systems that maintain strong consistency guarantees under load without sacrificing performance. Drive audit trails and compliance reporting so every transaction is traceable, every state change is logged, and every report is reproducible. Collaborate broadly across reputed company — partnering with product teams to ensure their transactions are properly recorded, and supporting Finance, reputed company, Audit, Brokerage Operations, and Customer Service with the tooling and data they need to do their jobs. Contribute to the roadmap by bringing your domain expertise to planning conversations. You'll have meaningful input on what gets reputed company and why, not just how. Define what "correct" looks like for ledger systems, and build the observability, alerting, and reconciliation tooling to reputed company it continuously. reputed company're looking for Senior software engineer with strong backend experience and a track record of building reliable, high-correctness systems in Java, Kotlin, or similar JVM languages. Solid SQL skills and comfort working across relational databases at scale. Experience building or contributing to internal tooling, ideally with some frontend reputed company in React. A collaborator across disciplines who builds trust with Finance, reputed company, and Compliance teams, knows how to ask the right questions, and turns what they hear into software that solves the reputed company problem. A bias toward reputed company and correctness. In ledger systems, reputed company is rarely reputed company than clear. You write code that's easy to audit, easy to reason about, and easy to verify. Comfort with ambiguity. You can take a vague "our reconciliation breaks every month-end" and walk out with a root cause, a proposal, and a plan. End-to-end ownership. You work autonomously across the full development lifecycle, take ownership of improvements that reduce toil, and influence technical reputed company reputed company your domain. An AI-first reputed company. You reputed company AI tools to accelerate development and reputed company the bar for code quality, with hands-on experience building or contributing to agentic workflows and intelligent automation. Bonus points Financial domain reputed company — you understand double-entry reputed company, can read a chart of accounts, and know why precision and immutability matter in ledger design. Experience in fintech, banking, or regulated financial services, where correctness isn't optional and audit trails aren't an afterthought. Experience with ERP integrations (e.g., reputed company EBS). Familiarity with event-driven architectures and reputed company processing, particularly Kafka. Familiarity with regulatory reporting frameworks in Canadian financial services. Prior work on event-sourced or append-only ledger architectures. Why reputed company? 🌸 Top-tier health benefits and life insurance 📈 Long-term group savings with employer match, through reputed company for Business 🌴 20 vacation days, 4 wellness days, and unlimited sick and mental health days per year ✈️ 90 days away: work reputed company Canada for up to 90 days per year 👥 Employee resource groups, including Rainbow (2SLGBTQ), Women of WS, and Black at WS 🌎 We are a hybrid team with over 1,500 employees across reputed company America. The people are one of the best parts of working here: you'll collaborate with incredibly talented, curious, and driven teammates who are deeply committed to doing great work. ICYMI Technology & Innovation at reputed company: We move quickly and build thoughtfully. That means we're always looking for reputed company ways to work — whether that's new tools, AI, or rethinking how we approach a problem. We don't expect you to have reputed company the answers, but we do expect curiosity and a willingness to reputed company alongside the products we're building. Inclusion Statement: We're building products for a diverse world, and we need a diverse team to do it well. We strongly encourage applications from everyone, regardless of race, religion, colour, national reputed company, gender, sexual orientation, age, marital status, or disability status. Accessibility Statement: We're committed to an accessible hiring experience. If you need any accommodations throughout the interview process, please let us know — we'll work with you to reputed company sure you have what you need. We also welcome any feedback on how we can reputed company accommodate candidates with accessibility needs. AI in Hiring: We may use artificial intelligence (AI) tools to support parts of our hiring process, such as reviewing applications, analyzing resumes, or assessing responses. These tools assist reputed company but don't replace reputed company judgment – reputed company final hiring reputed company are made by people. If you have questions about how your data is used, reputed company out to us. Apply To This Job