Software Development Test Engineer

Job DescriptionEverforth ECS is seeking a Software Development Test Engineer to work in a Arlington, VA (Hybrid).About the RoleECS seeks a dynamic and experienced Software Development Test Engineer to ensure the quality, reliability, and security of a large-scale, public-facing web platform serving enterprise clients managing critical digital infrastructure. You'll work embedded within an agile development team, collaborating closely with developers, team leads, UX/UI designers, and product stakeholders to deliver accessible, secure, and high-quality solutions. This platform includes complex features such as multi-entity account management, infrastructure services provisioning, secure administrative workflows, and domain management capabilities.A strong desire and aptitude for learning is essential—our solution is rapidly evolving with new requirements, technologies, and an ever-changing threat landscape. The ideal candidate will bring both manual and automated testing expertise, a passion for quality advocacy, and the ability to think holistically about system reliability across the full stack.Job ResponsibilitiesDesign, develop, and execute comprehensive test strategies including manual and automated testing to validate functionality, performance, security, and accessibility across the full stack (frontend UI, backend APIs, database operations, domain registry/DNS operations, and complex end-to-end workflows)Build and maintain automated testing frameworks, integrate testing into CI/CD pipelines, and proactively recommend improvements to increase automation coverage and testing efficiencyEnsure compliance with federal accessibility standards (WCAG 2.1 AA / Section 508) and security requirements (Federal ATO, Login.gov/OIDC authentication), incorporating automated accessibility and security testing into development workflowsIdentify, document, track, and verify resolution of defects using issue tracking systems; maintain test documentation and provide clear reporting on testing progress, coverage, and quality metricsCollaborate with developers, the Technical Team Lead, product managers, and UX/UI designers throughout the agile development lifecycle—participating in sprint ceremonies, code reviews, and requirements discussions while serving as a quality advocate and identifying testability concerns earlyContinuously evaluate and recommend testing tools, methodologies, and process improvements that enhance team effectiveness and align with modern web application best practicesSalary Range: $140,000 - $160,000General Description of Benefits Job RequirementsMust be a US CitizenMust be able to obtain a Public Trust ClearanceBachelor's Degree in Computer Science, Information Systems, Engineering, or related technical discipline5+ years of experience in software quality assurance and testing, with a mix of manual and automated testing5+ years of hands-on experience testing enterprise-scale web applications built with modern web technologies (Python/Django and JavaScript frameworks)5+ years of experience developing and maintaining automated test frameworks (e.g., Selenium, Playwright, Cypress, pytest, or similar)Experience testing full stack web applications including frontend UI, backend APIs, and database interactionsExperience with testing in Agile/Scrum environments and integrating testing into SecDevOps/CI/CD pipelinesWorking knowledge of Git-based version control and pull-request workflowsExperience with issue-tracking and test management tools (Jira, TestRail, GitHub, or similar)Experience with accessibility testing to meet WCAG 2.1 AA / Section 508 standards, including use of automated accessibility testing toolsExperience testing applications that must meet federal security requirements and compliance standardsStrong analytical and problem-solving skills with attention to detailExcellent communication skills with both technical and non-technical stakeholdersExperience with testing cloud-deployed, containerized applicationsExperience testing relational database operations and API integrationsJob DetailsJob Type: Full-timeCategory: Software Development, Engineering & ApplicationsSalaried: Salaried