Senior Software Engineer

Description The Defense Sector at Leidos is currently seeking a Senior Software Engineer with 8+ years of professional experience to join a collaborative, product-focused engineering team. In this role, you will shape technical direction, mentor engineers at all levels, and help drive the successful delivery of complex software products built with Java, Rust, JavaScript, and React.You will act as a trusted technical partner to product management and engineering leadership, balancing hands-on development with team leadership, mentorship, and delivery ownership. This role plays a key part in fostering a culture of quality, continuous improvement, and user-focused development.This position does allow the ability to telework, but the chosen candidate must be within a reasonable driving distance to one of the following four locations - Morgantown WV, Orlando, FL Omaha NE, or Huntsville AL. Weekly on-site work at one of these four locations is required.Primary Responsibilities:Provide technical leadership and strategic direction for software solutions using Java, Rust, JavaScript, and ReactLead and influence multiple Agile scrum teams, ensuring alignment on architecture, standards, and delivery goalsOwn and drive complex, cross-team technical initiatives from concept through productionMentor and coach engineers across experience levels, supporting career growth and technical excellenceServe as a technical escalation point for design, implementation, and production issuesPartner with engineering managers and product owners on roadmap planning, prioritization, and executionPromote best practices in automated testing, CI/CD, code quality, and secure developmentGuide teams in leveraging generative AI tools to improve development efficiency and software qualityLead architectural reviews, design discussions, and technical decision-making forumsEnsure software solutions are scalable, maintainable, performant, and user-centeredIncorporate user feedback and operational insights to drive continuous product improvementContribute hands-on to critical areas of the codebase as neededBasic Qualifications:US Citizen with the ability to obtain and maintain a Top Secret clearance with 365 days from the start of your employment with Leidos.Bachelor's degree in a relevant field and 8+ years of professional software development experience or a Master’s degree with 6+ years of experience. Additional experience may be considered in lieu of a degreeDeep expertise in one or more of Java, Rust, JavaScript, or React, with the ability to guide teams across the full stackProven experience in technical leadership, team leadership, or staff/lead engineering rolesStrong background working in Agile/Scrum environments and leading teams using Jira or similar toolsDemonstrated experience driving architecture and solution design across teamsStrong experience with automated testing strategies and continuous deliveryExcellent communication, collaboration, and mentorship skillsPreferred Qualifications:US Citizen with an active Top Secret clearance.Experience managing or heavily influencing multiple teams or large initiativesExperience partnering closely with engineering managers or performing light people-management dutiesExperience with cloud-native, distributed, or large-scale systemsFamiliarity with frontend and end-to-end testing frameworksExperience operationalizing AI-assisted development tools across teamsStrong understanding of usability, accessibility, and user-centered designWhat We OfferOpportunity to shape technical direction and engineering culture across the organizationHigh-impact leadership role with visibility and influenceCollaborative environment that values mentorship, ownership, and continuous learningSupport for modern tooling, automation, and innovationCompetitive compensation and comprehensive benefits packageIf 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:February 23, 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 $107,900.00 - $195,050.00The Leidos pay range for this job level is a general guideline onlyand 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.About LeidosLeidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovations. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximately $16.7 billion for the fiscal year ended January 3, 2025. For more information, visit and BenefitsPay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers. Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available at Your DataBeware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-related information during any part of the employment application process (i.e., ask you for money), nor will Leidos ever advance money as part of the hiring process (i.e., send you a check or money order before doing any work). Further, Leidos will only communicate with you through emails that are generated by the automated system - never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhatsApp, Telegram, etc. If you received an email purporting to be from Leidos that asks for payment-related information or any other personal information (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediately by emailing us at you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade mitment to Non-DiscriminationAll qualified applicants will receive consideration for employment without regard to sex, race, ethnicity, age, national origin, citizenship, religion, physical or mental disability, medical condition, genetic information, pregnancy, family structure, marital status, ancestry, domestic partner status, sexual orientation, gender identity or expression, veteran or military status, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.#Featuredjob

Created: 2026-03-02