Sr. Software Dev Eng in Test

Job title: Senior Software Development Engineer in Test

Reports to: Manager, Engineering  

Department: Software Development

Location: Alpharetta, GA

Grade: 21

About Priority: 

Priority Technology Holdings, Inc. is a leading financial technology company on a mission to deliver a personalized, easy-to-adopt financial toolset that accelerates cash flow and optimizes working capital for businesses. Our vision is to eliminate the barriers to unlocking revenue - empowering businesses to grow faster and operate smarter.

We achieve this through the Priority Commerce Engine, an innovative platform that combines payables, acquiring, and banking and treasury solutions. This unified approach allows businesses to streamline financial operations, reduce unnecessary costs, and uncover new revenue opportunities.

At Priority, we're driven by results. We expect our people to be known for results - bringing expertise, momentum, and relentless focus to every challenge, helping our clients and each other thrive.

About the Role:

Senior Software Development Engineers in Test operate as technical leaders within a team, owning validation strategy and system quality for complex systems.

A workstream is a product-aligned engineering organization responsible for delivering a cohesive set of customer and business capabilities. Within a workstream, domains are composed of multiple value lanes (teams), each with its own charter and outcomes. Senior Software Development Engineers in Test operate within a value lane, leading validation efforts for complex systems and workflows while influencing practices that improve system quality across the broader domain.

This role is responsible for designing and driving comprehensive validation strategies for team-owned systems, ensuring systems behave correctly and reliably under real-world conditions, and elevating testing practices within the team. You will collaborate closely with software engineers, product managers, and product designers to ensure complex workflows are validated effectively and meet high standards for correctness, performance, and resilience.

Senior Software Development Engineers in Test demonstrate strong ownership and technical leadership within the team, with a deep understanding of how system behavior, reliability, and performance impact customer experience and business outcomes within a workstream.

Responsibilities: 

• Designs and implements comprehensive automated validation strategies for team-owned systems, covering APIs, services, and critical workflows

• Writes clean, scalable, and maintainable test automation code and improves existing frameworks where needed

• Ensures automated validation is fully integrated into CI/CD pipelines to provide fast, reliable feedback

• Owns validation for complex features and workflows, including edge cases, failure scenarios, and performance considerations

• Ensures systems behave predictably under real-world conditions, including peak load and degraded scenarios

• Leads debugging and root cause analysis of complex defects and system issues

• Uses logs, metrics, and traces to deeply understand system behavior and identify reliability gaps

• Drives improvements in system testability by influencing design decisions and collaborating closely with software engineers

• Defines validation strategies that balance coverage, execution speed, and maintainability

• Partners with product managers and product designers to ensure validation aligns with customer workflows and product requirements

• Ensures systems meet expectations for correctness, reliability, performance, and user experience prior to release

• Improves testing practices, automation frameworks, and validation workflo