Description

Leidos has a new and exciting opportunity for a Senior AI Software Engineer (SWE) in our Intelligence Sector, Cyber & Analytics Business Area (CABA). Our talented team is at the forefront in Security Engineering, Computer Network Operations (CNO), Mission Software, Analytical Methods and Modeling, Signals Intelligence (SIGINT), and Cryptographic Key Management.

At Leidos, we offer competitive benefits, including Paid Time Off, 11 paid Holidays, 401K with a 6% company match and immediate vesting, Flexible Schedules, Discounted Stock Purchase Plans, Technical Upskilling, Education and Training Support, Parental Paid Leave, and much more. Join us and make a difference in National Security!

The Software Engineer will be responsible for:

• Design, develop, maintain, and debug automated UI test scripts using Robot Framework (Python), including enhancing existing scripts to support new functionality.
• Test front-end user interfaces to ensure functionality, usability, and overall application quality.
• Collaborate with developers to design, implement, validate, and integrate React-based UI components with back-end services written in Java and/or C++.
• Participate in Agile software development activities, including sprint planning, daily stand-ups, code reviews, and continuous integration.
• Leverage AI-enabled software development tools to accelerate software development, test automation, debugging, documentation, and overall software delivery while adhering to secure development practices and program requirements.
• Document test cases, test results, and development processes to support quality assurance and continuous process improvement.
• Evaluate and implement front-end automation frameworks and AI-assisted development capabilities to improve software quality, efficiency, and team productivity.

Basic Qualifications

• Bachelor's degree in a technical field from an accredited college or university. Four (4) years of additional software engineering experience on projects with similar software processes may be substituted for a bachelor's degree. A master's degree may be counted toward experience requirements.

• Eight (8) or more years of relevant software engineering experience.

• Experience leveraging AI-enabled software development tools to improve coding, testing, debugging, and documentation workflows.
• Clearance Requirement: Active Top Secret/SCI clearance with polygraph.

Preferred Qualifications

• Experience with front-end development and/or UI testing.

• Familiarity with React, Java, and/or C++.

• Ability to write test scripts in Python (Robot Framework experience strongly preferred).

• Hands-on experience with Robot Framework for UI automation.

• Exposure to other front-end automation tools (e.g., Selenium, Cypress).

• Knowledge of modern web technologies: JavaScript, TypeScript, HTML, CSS.

• Experience working in Agile development environments.

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If 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:

July 1, 2026

For 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 - $195,050.00

The 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.

About Leidos

Leidos 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 www.Leidos.com.

Pay and Benefits

Pay 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 www.leidos.com/careers/pay-benefits.

Securing Your Data

Beware 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 Leidos.com 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 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-Discrimination

All 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.