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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Sr. Software Dev Eng in Test - **Company:** Priority Technology Holdings, Inc. - **Location:** Alpharetta, GA, United States - **Experience:** Expert - **Salary:** $142,000.0 - $178,000.0 - **Contract:** Permanent contract - **Skills:** JavaScript (Programming Language), Application Programming Interfaces (APIs), Artificial Intelligence, Automation of Tests, Relational Databases, Cursor (Graphical User Interface Elements), Software Debugging, DevOps, Distributed Systems, Software Reliability Testing, E2e Testing, Standard Sql, Service-Oriented Architecture, Software Engineering, System Testing, Strategies of Testing, Web Applications, Performance Testing, Snowflake, Reliability of Systems, Backend, Information Technology, Playwright, Restful APIs, Service Stack - **Published:** May 22, 2026 - **Apply:** https://www.indeed.com/viewjob?jk=ca9515df9c44923b ## About the Role Do you have experience in Tooling?, Do you have a Master's degree?, Test Automation & Validation * Deep experience with automated testing (unit, integration, API, and end-to-end testing) * Experience designing and maintaining automated testing frameworks * Strong understanding of CI/CD pipelines and automated validation workflows Systems & Architecture * Solid understanding of web application architecture, RESTful APIs, and backend services * Experience working with distributed systems or service-oriented architectures * Experience validating complex distributed systems under load and failure scenarios Debugging, Observability & Reliability * Strong debugging and root cause analysis skills across complex systems * Experience working with logs, metrics, and traces to understand system behavior * Experience improving system observability and testability * Experience with performance testing, reliability testing, or chaos testing Technical Judgment & Leadership * Proven ability to identify quality risks, evaluate trade-offs, and guide teams toward effective validation strategies * Demonstrated ability to mentor engineers and improve testing practices across a team * Ability to lead technical efforts within a team and influence engineering decisions * Strong collaboration and communication skills Data & Measurement * Familiarity with defining system KPIs and validation metrics * Working knowledge of SQL and relational databases Modern Engineering Practices (AI & Automation) * Experience leveraging AI-assisted tools to improve testing, debugging, and engineering productivity * Experience working with AI-enabled systems or workflows and understanding how to validate them effectively Tech Stack * The primary technology stack includes: Playwright, JavaScript, Snowflake, Cursor. Preferred: * Experience in fintech, payments, lending, or other regulated financial systems * Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience * Advanced degree (e.g., Master's) in a relevant technical discipline Typical Experience & Leveling Context: Senior Software Development Engineers in Test typically have approximately 5-8 years of experience, leading validation strategies and improving system quality within a team. At this level, the focus is on designing comprehensive testing approaches, improving system reliability, and guiding testing practices through technical leadership and mentorship. Leveling is based on demonstrated scope, ownership, influence, and impact, not tenure alone. Engineers may progress at different rates depending on the complexity of systems validated and contributions to team and domain outcomes. Work Environment & Culture, * Requires prolonged sitting, standing, bending, stooping and stretching. * Requires the ability to lift 10 pounds. * Requires eye-hand coordination, manual dexterity and a normal range of hearing and vision (with or without correction). ## Description 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., * 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 workflows within the team * Mentors engineers on testing strategies, debugging approaches, and system validation * Leverages AI-assisted engineering tools to improve validation efficiency, defect detection, and system understanding * Continuously improves system knowledge, validation approaches, and engineering practices What Success Looks Like: * Owns and delivers comprehensive validation for team-owned systems and critical workflows * Improves system reliability by identifying and addressing defects before they reach production * Demonstrates strong technical leadership within the team, particularly in validation and system quality * Elevates testing practices, automation quality, and validation strategies within the team * Reduces defects, improves system stability, and increases confidence in releases * Collaborates effectively with engineers and product partners to ensure high-quality outcomes * Demonstrates a deep understanding of how system behavior impacts customer experience and business outcomes ## Related Videos - [SMART Test Automation - the experience of legacy transformation](https://www.wearedevelopers.com/videos/100215-smart-test-automation-the-experience-of-legacy-transformation) - [From DevOps to Scaled DevOps: How We’re Rebuilding Continuous Delivery as a Platform](https://www.wearedevelopers.com/videos/100018-from-devops-to-scaled-devops-how-we-re-rebuilding-continuous-delivery-as-a-platform) - [How Cisco embraced a DevOps culture within its network engineering team](https://www.wearedevelopers.com/videos/99-how-cisco-embraced-a-devops-culture-within-its-network-engineering-team) - [Developing the Backend with Stefan Lingler, CTO at Shpock](https://www.wearedevelopers.com/videos/100360-developing-the-backend-with-stefan-lingler-cto-at-shpock) - [Testing .NET applications a Tool box for every developer](https://www.wearedevelopers.com/videos/704-testing-net-applications-a-tool-box-for-every-developer) - [DevOps Maturity Check – a way to balance autonomy and alignment](https://www.wearedevelopers.com/videos/58-devops-maturity-check-a-way-to-balance-autonomy-and-alignment) ## Related Articles - [The 8 Best Code Testing Tools](https://www.wearedevelopers.com/magazine/402-the-8-best-code-testing-tools) - [What’s the Difference between a Junior, Mid, and Senior Developer?](https://www.wearedevelopers.com/magazine/238-what-s-the-difference-between-a-junior-mid-and-senior-developer) - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Should senior developers refuse interview coding challenges?](https://www.wearedevelopers.com/magazine/29-should-senior-developers-refuse-interview-coding-challenges) - [Navigating the AI Shift](https://www.wearedevelopers.com/magazine/629-navigating-the-ai-shift) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated)