Staff Software Engineer

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

Role Responsibilities

• Develop and implement new software, maintain and improve existing software

• Ensure that software functionality is implemented with a focus on code optimization and organization.

• Build applications, workflow automation’s, 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.

• Responsible for maintaining quality and engineering metrics of specific microservices as a services owner.

• Provide coaching to Junior engineers on the team.

• Works independently on complex projects.

• Assess business needs while providing creative and effective solutions in conformance to emerging technology standards. 

• Perform strong decision-making, communication, and collaboration skills.

• Perform computer science fundamentals, data structures, algorithms, OOPs, and OOA/D.

Role Requirements 

• BS in Computer Science or related fields with 5+ years of professional experience or MS with 5+ years of experience; Equivalent work experience in lieu of a degree. 

• 2+ Demonstrated experience in modern programming languages and frameworks (Java Spring boot, DynamoDB/Postgres, Kafka, Redis, Apache Camel) and standard design patterns for implementing microservices.

• 2+ years of hands-on technical lead with demonstrated experience in designing and implementing large scale microservices. 

• 2+ years of experience with agile development methodologies with Test Driven Development (TDD) and CI (Continuous Integration)/CD (Continuous Delivery). 

• 1+ years of experience with architecture design concepts and techniques and the ability to communicate and evangelize those concepts to a broad-based team. 

• 1+ years hands-on experience in building microservices based architecture and platform developed and deployed at scale. 

• 1+ years hands-on experience building enterprise scale APIs used by web and mobile applications. 

• 1+ years of experience in Cloud (AWS) based architecture designs and implementations. 

• 6 months hands-on experience using AI coding agents to build or accelerate end-to-end software delivery.

Preferred Qualifications

• Experience in FinTech industry. 

• Experience in building external customer-facing applications with open-source. technologies and understanding of front-end tech stack