Summary: Seeking a Senior Full-Stack Engineer to drive Treasury technology initiatives, focusing on wire transfer processing and global bank account management, leading system refactoring and redesign efforts. Highlights: 1. Lead system refactoring and redesign for critical Treasury operations 2. Architect solutions for resiliency, compliance, and auditability 3. Collaborate globally on high-stakes applications We are seeking a **Senior Full\-Stack Engineer (Python \& React with AWS)** to drive Treasury technology initiatives focused on wire transfer processing and global bank account management. This role is critical for ensuring accuracy, compliance and operational reliability, with senior engineers expected to lead system refactoring and redesign efforts for business\-critical Treasury operations. **Responsibilities** * Support Treasury technology initiatives for wire transfer processing and global bank account management * Refactor and redesign critical systems while maintaining stability and uptime for Treasury operations * Ensure accuracy, compliance and operational reliability in all developed applications * Lead system design across microservices, database modeling and API design * Architect solutions for resiliency, compliance and auditability in Treasury/payment platforms * Oversee and participate in code reviews and peer learning to foster a collaborative environment * Drive test automation strategies, including robust unit and manual integration testing * Guide teams through refactoring/redesign initiatives on critical financial systems * Collaborate with global teams to deliver high\-stakes applications * Work within agile teams to deliver complex solutions **Requirements** * 3\+ years’ experience with Python, FastAPI, React * Background in PostgreSQL, SQL and basic data analysis * Skills in Docker, test automation and manual integration testing * Experience working in agile teams on complex applications * Collaborative mindset with commitment to code reviews and peer learning * Familiarity with Atlassian tools such as Jira and Confluence * Understanding of AWS services including S3 buckets, Lambda and CloudWatch * Capability to work with teams across the globe **Nice to have** Knowledge of GitHub Actions, Jira* GitHub integrations and DevOps best practices * Prior exposure to payment networks, SWIFT/ACH processing or Treasury systems integration * Background in financial services or Treasury operations with domain knowledge in payments, wire transfers, account reconciliations and cash management