Senior Software Engineer

Position Location

Austin, TX

Senior Staff Software Engineer who will lead the design and delivery of scalable, cloud‑native microservices powering Western Union’s digital platform. This hands‑on technical expert serves as service owner and partners with distributed engineering teams to ensure reliability, performance, and architectural excellence.

• Develop and implement new software, maintain and improve existing software
• Ensure software functionality is implemented with a focus on code optimization and organization
• Build applications, workflow automation, internal tools, and basic agents using AI coding agents within Western Union’s product and platform areas
• Recommend improvements to existing software programs
• Troubleshoot application issues and coordinate issue resolution with operations, functional, and technical teams
• Work as service lead with development team across geographically distributed structure
• Review design and code from different scrum teams and ensure service level standards are enforced
• Maintain quality and engineering metrics of specific microservices as service owner
• Provide coaching to junior engineers on the team
• Work independently on complex projects

• Hands‑on technical lead with demonstrated experience in designing and implementing large‑scale microservices
• BS in Computer Science or related fields with 8+ years of professional experience or MS with 6+ years of experience
• Experience with modern programming languages and frameworks (Java Spring Boot, Dynamo
  
  DB/Postgres, Kafka, Redis, Apache Camel) and standard design patterns for microservices
• Hands‑on experience using AI coding agents to build or accelerate end‑to‑end software delivery
• Proven ability to understand business and contribute to technology direction that drives measurable business improvements
• Excellent decision‑making, communication, and collaboration skills
• Excellent understanding of computer science fundamentals, data structures, algorithms, OOP, and OOA/D
• Demonstrated capability to assess business needs while providing creative and effective solutions in conformance with emerging technology standards
• Experience with architecture design concepts and techniques, and ability to communicate and evangelize those concepts to a broad team
• Hands‑on experience building microservices‑based architecture and platform developed and deployed at scale
• Hands‑on experience building enterprise‑scale APIs used by web and mobile applications
• Experience with agile development methodologies, Test‑Driven Development (TDD), and CI/CD
• Experience in Cloud (AWS) based architecture designs and implementations

• Experience in the Fin Tech industry
• Experience building external customer‑facing applications with open‑source technologies and an understanding of front‑end tech stack

HYBRID – Western Union values in‑person collaboration and expects employees to work from the office a minimum of three days a week.

• Paid Time Off
• Medical, Dental and Life Insurance
• Tuition Assistance Program
• Student Loan Repayment (below manager level only)
• Parental Leave
• Volunteer time off
• Employee Discount Program
• 401(k) plan

Western Union is an equal opportunity employer and does not discriminate based on race, color, national origin, religion, political affiliation, sex (including pregnancy), sexual orientation, gender identity, age, disability, marital status, or veteran status. The company will provide accommodations to applicants, including those with disabilities, during the recruitment process following applicable laws.