Description
Summary:
Leidos is seeking a Senior Software Engineer to provide technical leadership, mentor engineers, and drive the delivery of complex software products.
Highlights:
1. Shape technical direction and mentor engineers at all levels
2. Lead and influence multiple Agile scrum teams
3. Drive complex, cross-team technical initiatives
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Description
The Defense Sector Leidos is currently seeking a Senior Software Engineer with 8+ years of professional experience to join a collaborive, product-focused engineering team. In this role, you will shape technical direction, mentor engineers 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 candide must be within a reasonable driving distance to either Arlington, VA or Alexandria, VA. In addition, the chosen candide must be able to be on site when asked.
Primary Responsibilities:
Provide technical leadership and stregic direction for software solutions using Java, Rust, JavaScript, and React
Lead and influence multiple Agile scrum teams, ensuring alignment on architecture, standards, and delivery goals
Own and drive complex, cross-team technical initiives from concept through production
Mentor and coach engineers across experience levels, supporting career growth and technical excellence
Serve as a technical escalion point for design, implemention, and production issues
Partner with engineering managers and product owners on roadmap planning, prioritizion, and execution
Promote best practices in automed testing, CI/CD, code quality, and secure development
Guide teams in leveraging generive AI tools to improve development efficiency and software quality
Lead architectural reviews, design discussions, and technical decision-making forums
Ensure software solutions are scalable, maintainable, performant, and user-centered
Incorpore user feedback and operional insights to drive continuous product improvement
Contribute hands-on to critical areas of the codebase as needed
Basic Qualificions:
US Citizen with least an active Top Secret clearance with the ability to obtain a SCI
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 degree
Deep expertise in one or more of Java, Rust, JavaScript, or React, with the ability to guide teams across the full stack
Proven experience in technical leadership, team leadership, or staff/lead engineering roles
Strong background working in Agile/Scrum environments and leading teams using Jira or similar tools
Demonstred experience driving architecture and solution design across teams
Strong experience with automed testing stregies and continuous delivery
Excellent communicion, collaborion, and mentorship skills
Preferred Qualificions:
US Citizen with an active TS/SCI security clearance
Experience managing or heavily influencing multiple teams or large initiives
Experience partnering closely with engineering managers or performing light people-management duties
Experience with cloud-nive, distributed, or large-scale systems
Familiarity with frontend and end-to-end testing frameworks
Experience operionalizing AI-assisted development tools across teams
Strong understanding of usability, accessibility, and user-centered design
Wh We Offer
Opportunity to shape technical direction and engineering culture across the organizion
High-impact leadership role with visibility and influence
Collaborive environment th values mentorship, ownership, and continuous learning
Support for modern tooling, automion, and innovion
Competitive compension and comprehensive benefits package
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the stus 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 step 30 — and moving faster than anyone else dares.
Original Posting:
April 27, 2026
For U.S. Positions: While subject to change based on business needs, Leidos reasonably anticipes th this job requisition will remain open for least 3 days with an anticiped close de of no earlier than 3 days after the original posting de as listed above.
Pay Range:
Pay Range $107,900.00 - $195,050.00
The Leidos pay range for this job level is a general guideline only and not a guarantee of compension or salary. Additional factors considered in extending an offer include (but are not limited to) responsibilities of the job, educion, experience, knowledge, skills, and abilities, as well as internal equity, alignment with market da, applicable bargaining agreement (if any), or other law.
About Leidos
Leidos is an industry and technology leader serving government and commercial customers with smarter, more efficient digital and mission innovions. Headquartered in Reston, Virginia, with 47,000 global employees, Leidos reported annual revenues of approximely $16.7 billion for the fiscal year ended January 3, 2025. For more informion, visit www.Leidos.com.
Pay and Benefits
Pay and benefits are fundamental to any career decision. Th's why we craft compension packages th reflect the importance of the work we do for our customers. Employment benefits include competitive compension, Health and Wellness programs, Income Protection, Paid Leave and Retirement. More details are available www.leidos.com/careers/pay-benefits.
Securing Your Da
Beware of fake employment opportunities using Leidos’ name. Leidos will never ask you to provide payment-reled informion during any part of the employment applicion 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 communice with you through emails th are genered by the Leidos.com automed system – never from free commercial services (e.g., Gmail, Yahoo, Hotmail) or via WhsApp, Telegram, etc. If you received an email purporting to be from Leidos th asks for payment-reled informion or any other personal informion (e.g., about you or your previous employer), and you are concerned about its legitimacy, please make us aware immediely by emailing us LeidosCareersFraud@leidos.com.
If you believe you are the victim of a scam, contact your local law enforcement and report the incident to the U.S. Federal Trade Commission.
Commitment to Non-Discriminion
All qualified applicants will receive considerion for employment without regard to sex, race, ethnicity, age, nional origin, citizenship, religion, physical or mental disability, medical condition, genetic informion, pregnancy, family structure, marital stus, ancestry, domestic partner stus, sexual oriention, gender identity or expression, veteran or military stus, or any other basis prohibited by law. Leidos will also consider for employment qualified applicants with criminal histories consistent with relevant laws.
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