> Markdown version of [/jobs/ext/4632821-senior-software-engineer-treasury](https://www.wearedevelopers.com/jobs/ext/4632821-senior-software-engineer-treasury). Every page supports `.md` or `Accept: text/markdown`. Links point to the HTML versions so they work for humans too. Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Software Engineer - Treasury - **Company:** Mercury - **Location:** Portland, OR, United States - **Experience:** Expert - **Contract:** Permanent contract - **Skills:** Application Programming Interfaces (APIs), Software Engineering, Backend - **Published:** November 8, 2026 - **Apply:** https://www.juju.com/job/28_25303_ebfbffbecb9094884144dc67815681d4-2305399127 ## About the Role * Has 5+ years of professional full stack software engineering experience building and operating backend systems to customer facing experiences * Communicates and collaborates effectively with peers and cross-functional counterparts by being helpful and engaged * Has a successful track record acting as the technical lead of complex projects with multiple stakeholders * Is a product-minded engineer who thinks about the developers consuming your APIs as well as always exceeding our customers expectations, not just shipping the feature * Has domain knowledge of being a registered investment advisor and broker-dealer supporting both individual securities (equities, fixed income) as well as mutual funds * Excited to mentor both junior and senior engineers ## Description * Lead high-impact, cross-functional, customer facing projects that touch Treasury engineering, operations, compliance, banking, and risk teams * Define the technical architecture and experience of the Treasury product * Collaborate with product, design, and operations to ship thoughtful features for our customers and internal users * Own and actively take responsibility for the product - we want someone excited to help shape and build Mercury's future * Join a team of experienced and junior product engineers managing billions of dollars of customer assets