Senior Software Engineer

Applicants must be currently authorized to work in the United States on a full-time basis. Western Union will not sponsor applicants for work visas for this position.

We are seeking a Senior Software Engineer to lead the modernization of enterprise payment and integration platforms by transforming legacy applications into scalable, cloud-native microservices on AWS. This role will provide technical leadership for platform transformation initiatives across North America (NA) and Latin America & Caribbean (LACA), including TIBCO Exit, cloud database modernization, distributed caching frameworks, and event-driven architectures.

• Architect and lead migration of legacy applications and middleware platforms to AWS-based microservices.
• Design scalable, resilient, and highly available cloud solutions leveraging modern architectural patterns.
• Define platform standards, reusable frameworks, and engineering best practices.
• Lead the implementation of cloud-native persistence strategies using PostgreSQL, Aurora, DynamoDB, and other AWS data services.
• Design and implement distributed caching solutions using Redis, Elasticache, and in-memory data grid technologies.
• Drive API modernization and event-driven integration patterns leveraging Kafka and AWS messaging services.
• Partner with Architects and Engineering Managers to define platform roadmaps and transformation strategies.
• Mentor engineers and provide technical leadership across multiple teams.

• Master’s degree with 4 years of experience; bachelor's degree with 6 years of experience. Equivalent work experience in lieu of a degree.
• Solid experience in Java and Spring Boot.
• Strong experience building AWS cloud-native microservices.
• Experience with:

• AWS ECS/EKS/Lambda
• API Gateway
• Kafka/Event Streaming
• PostgreSQL/Aurora
• Redis/Elasticache
• Docker/Kubernetes

• Deep understanding of distributed systems, caching strategies, scalability, and resiliency patterns.
• Experience leading large-scale modernization and migration initiatives

• Fintech experience (payments, risk, compliance, banking, etc.)
• Knowledge of security, authentication, and regulatory considerations
• UI/UX awareness and ability to work with design systems

HYBRID

• Western Union values in-person collaboration, problem solving, and ideation whenever possible. We believe this fosters common ways of working and supports how we execute initiatives for our customers. The expectation is to work from the office a minimum of three days a week.

You will also have access to short-term incentives, multiple health insurance options, accident and life insurance, and access to best-in-class development platforms, to name a few ( https://careers.westernunion.com/global-benefits/ ). Please see the location-specific benefits below and note that your Recruiter may share additional role-specific benefits during your interview process or in an offer of employment.

• Paid Time Off
• Medical, Dental and Life Insurance
• Tuition Assistance Program
• Student Loan Repayment (below manager level only)
• Parental Leave
• One day volunteer time off
• $0 Money Transfer Fee Discount Code
• Quarterly
• Recognition Program “Game Changers”
• Employee Discount Program
• Global Adoption Assistance
• Global Scholarship Awards Program
• 401K plan

Annual base salary range is $110,000 - 135,000 USD per year. Total on-target compensation includes a base salary and short-term incentives that align with individual and company performance. Actual salaries will vary based on candidates’ qualifications, skills, and competencies.

As part of the application process, all applicants are required to take assessments (live/on-line). Western Union has partnered with a 3rd party provider to administer these tests. Applicants will need to provide their name and email address in order to process the assessments.

If you have any questions, you may reach out to careers@westernunion.com .

We are passionate about honoring our employee's identity and fostering a feeling of belonging. Our commitment is to provide an inclusive culture that celebrates the unique backgrounds and perspectives of our global teams while reflecting the communities we serve. We do 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 accommodation to applicants, including those with disabilities, during the recruitment process, following applicable laws.

Estimated Job Posting End Date: 08-14-2026 This application window is a good-faith estimate of the time that this posting will remain open. This posting will be promptly updated if the deadline is extended or the role is filled.