Jobs Companies Leidos Senior Software Engineer

About this Senior Software Engineer role at Leidos

Leidos · Onsite · Annapolis Junction, MD

Who We Are:
Kudu Dynamics is Leidos Owned Company, forged out of a decade of

experience in computer network operations and staffed with talent who have built, overseen, and enhanced capabilities throughout the entire USG arsenal. Our team of hackers and engineers have experience spanning centuries of research, development, and operations missions - across desktop, mobile, IoT, and embedded platforms. Kudu Dynamics, a Leidos company is uniquely qualified to anticipate tomorrow’s threats and build the next generation of capabilities.

The Software Engineer will be responsible for:

  • Test front-end user interfaces to ensure functionality and usability.

  • Write and maintain automated test scripts for UI verification using tools such as Robot Framework (Python).

  • Design and code new automated test scripts or modify existing ones to add new features.

  • Debug existing automated test scripts and correct defects.

  • Collaborate with developers to design, implement, and validate features in React and related front-end libraries.

  • Support integration of UI components with back-end services written in Java and/or C++.

  • Participate in Agile development teams, contributing to sprint planning, code reviews, and daily stand-ups.

  • Document test cases, results, and processes to support ongoing quality assurance.

  • Explore and apply other front-end automation tools as appropriate to improve efficiency.

Basic Qualifications:

  • Bachelor's degree in Computer Science or related discipline from an accredited college or university is required. Four (4) years of additional SWE experience on projects with similar software processes may be substituted for a bachelor's degree. Masters Degrees may count toward experience requirements

  • 14 years of relavent experience

  • 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.

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 22, 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 $131,300.00 - $237,350.00

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.

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How this Software Engineer salary compares

This role pays $184,325/yrin line with the typical range for Software Engineer roles.

$119,805 median $187,500 $209,283

Typical range $151,731–$200,000/yr, from 129 comparable Software Engineer listings on JobsRadar (pay annualized to USD). See Software Engineer salary insights →

About Leidos

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 $17.2 billion for the fiscal year ended January 2, 2026. 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

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