SDET - Applications Development

Leidos is seeking an Application Tester for a technical development program of 200+ FTE supporting the Sponsor’s Attribute/Entitlement Services within the IDAM/ICAM space. The Test Engineer will join an established, high-performing team supporting two web-based applications with extensive user interfaces serving a large end-user population, as well as organizations utilizing the applications web services. The ideal candidate will have between 6-10 years of testing experience, both in performing manual testing of web-based applications as well as testing automation experience. The candidate will work on a team comprised of developers, database administrators, systems engineers, security engineers, as well as program managers and a scrum master. The ideal candidate will be familiar with agile principles, specifically scrum. The candidate will be joining a team of two testers currently supporting the applications, and will be expected to master testing on both applications to ensure that the applications have sufficient test coverage. The typical work week for the candidate is 40 hours (eight-hour days), with core hours being from 9 AM to 3 PM daily.The typical day for the testing candidate would be as follows:Work with the team’s developers, DBAs, systems engineers, security engineers, program managers, and the other test team members on testing tasks assigned in Jira.Ensuring that all testing tasks assigned to them are thoroughly tested and documented in their assigned Jira tasks, and that their tasks (based on either manual or automated testing) are moved along in the Jira workflowContributing to test planning, test case design, and documentationParticipate in every-other-day scrum stand-ups where team members discuss the status of their assigned tasksParticipate in monthly retrospective sessions to discuss what they liked, what they learned, and what they lacked in the past month-long sprintRequirementsBachelor’s degree in Computer Science, Engineering, or a related field (or the equivalent testing experience)TS/SCI with Poly8+ years' experience. Additional experience in lieu of degree.Strong knowledge of manual testing (functional, exploratory, regression) of web-based applicationsStrong knowledge of automated testing using SeleniumExperience in API testingBasic knowledge of SQLStrong problem-solving and analytic skillsExperience using JiraExperience with utilizing, writing testing proceduresDesired Skills:Software development experience with front-end applications and web servicesBasic Proficiency in, understanding of at least one programming language/scripting language (Java, Python, JavaScript, etc.)Knowledge of AWSKnowledge of performance testing toolsIf you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo — because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 — and moving faster than anyone else dares.Original Posting:September 22, 2026For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipates that this job requisition will remain open for at least 3 days with an anticipated close date of no earlier than 3 days after the original posting date as listed above.Pay Range:Pay Range $92,300.00 - $166,850.00The Leidos pay range for this job level is a general guideline only and not a guarantee of compensation or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, education, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market data, applicable bargaining agreement (if any), or other law.SummaryLocation: Chantilly, VAType: Full time