Senior Full-Stack Engineer (Python & React

We are seeking a Senior Full-Stack Engineer to drive Treasury technology initiatives, focusing on applications for wire transfer processing and global bank account management.

This role is critical to ensuring accuracy, compliance and operational reliability in business-critical Treasury operations, with expanded responsibilities in system refactoring and redesign.

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

Collaborate with global teams and participate in code reviews and peer learning

Commit to test automation, including robust unit and manual integration testing

Work within agile teams on complex, high-stakes applications

Guide refactoring and redesign initiatives on critical financial systems

Requirements

3+ years’ experience with Python, FastAPI, React

Experience with PostgreSQL, SQL and basic data analysis

Proficiency in Docker

Knowledge of test automation, robust unit and manual integration testing

Experience in agile teams on complex, high-stakes applications

Collaborative mindset with commitment to code reviews and peer learning

Comfort working with global teams

Familiarity with Atlassian tools such as Jira and Confluence

Familiarity with AWS services including S3 buckets, Lambda, AWS AKS and CloudWatch

Nice to have

Experience with GitHub Actions, Jira ↔ GitHub integrations and DevOps best practices

Background in payment networks, SWIFT/ACH processing or Treasury systems integration

Prior exposure to financial services or Treasury operations with domain knowledge in payments, wire transfers, account reconciliations and cash management

We offer

International projects with top brands

Work with global teams of highly skilled, diverse peers

Healthcare benefits

Employee financial programs

Paid time off and sick leave

Upskilling, reskilling and certification courses

Unlimited access to the LinkedIn Learning library and 22,000+ courses

Global career opportunities

Volunteer and community involvement opportunities

EPAM Employee Groups

Award-winning culture recognized by Glassdoor, Newsweek and LinkedIn