Senior UI Software Engineer Omaha, NE No clearance required to start – Must be clearable to Secret Ready for your next career step? We are seeking talented Software Engineers with 8+ years hands-on experience to join our dynamic Agile software teams in Omaha, Nebraska. This opportunity will provide professional growth that is singularly focused on providing world class solutions to our customers in an exciting, collaborative, and inclusive environment. You will be challenged and provided with a tremendous opportunity to expand your skills in a customer-facing, fast-paced, and rewarding environment. In this role, the successful candidate has significant experience in building JavaScript-based web applications, including familiarity with multiple frameworks, strong programming fundamentals, and typical web application development and deployment processes. You must be capable of working on multiple projects at once and seeing them all through to completion, and a self-starter who is able to work through any obstacles to get the job done. Most of the work will be on site in Leidos' facility in Omaha, Nebraska. Some level of remote/work from home is possible. Primary Responsibilities: Participate in and help lead the full software development lifecycle, working within broadly defined parameters. Use Jira, Confluence, Nexus, Git, development operations, collaboration, and source control tools. Support creation and updating of all relevant documentation and specifications for design, development, and testing. Identify potential roadblocks and develop around them. Plan and estimate development tasks and work to improve performance metrics. Develop maintainable code that matches specification. Write and execute unit, E2E, and integration tests. Work closely with other engineers to develop the best technical design and approach for new product development and enhancements. Build software solutions where the solution is not always well defined but always considers the customer first. Basic Qualifications: US Citizen with the ability to obtain and maintain a Secret security clearance. Bachelor’s degree and 8+ years of prior relevant experience or a Master’s degree with 6+ years of experience. Additional years of experience may be considered in lieu of degree. Skillful with (ES6+) JavaScript, HTML5, and CSS3 broadly. Specific skills in any of the following client technologies preferred: Modern React - Tanstack Query/ReactQuery – StyleComponents – Playbook – CesiumJS - TypeScript Familiar with containerization (Docker/Podman). Solid understanding of software development process fundamentals. Preferred Qualifications: US Citizen with an active Secret security clearance or higher. Experience with Agile development principles and methodologies Working knowledge of continuous integration and delivery methodologies and tools Solid understanding of software development process fundamentals Experience managing projects within the Atlassian suite of tools (Confluence, JIRA, Bitbucket). Familiarity with component-based web frameworks & libraries (React, Vue, Angular) Knowledge of a version control system (e.g., Git). Familiarity with CI/CD processes and tools (Gitlab) Familiarity with SQL and NoSQL databases Experience with USSTRATCOM Nuclear Planning process DABAOPP1 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: October 30, 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. 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 available here. Securing Your Data Leidos will never ask you to provide payment-related information at any part of the employment application process. And Leidos will communicate with you only through emails that are sent from a Leidos.com email address. If you receive an email purporting to be from Leidos that asks for payment-related information or any other personal information, please report the email to [email protected]. Commitment and Diversity 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.

Senior UI Software Engineer.

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