Mobile Application Developer
Listed on 2026-09-17
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Software Development
Full Stack Developer, App Developer - Mobile/Web, Software Engineer, Java Developer
The Homeland Sector within Leidos is seeking a Mobile Application Developer to provide technical expertise on a mission‑critical program whose purpose is to develop, modernize, enhance, operate, and maintain services for DHS/CBP mission‑critical systems. Mobile App Developers require a strong mix of communications skills and hands‑on technical troubleshooting to support application issues and application of preventative measures.
In this hands‑on position, you will work collaboratively to architect, design, build, deliver, and enhance highly available, scalable, real‑time systems. You will exercise your judgment in determining and recommending the best designs based on customer business objectives, timelines and other resource constraints. You will participate in and/or direct major deliverables of projects through all aspects of the software development lifecycle including scope and work estimation, architecture and design, coding and unit testing.
The candidate should have expertise in Mobile App Development.
This position requires the candidate to be in Ashburn, VA, twice a week.
Basic Qualifications- BS/BA degree and 10 years of prior relevant experience or Master's with 8 years of prior relevant experience; or 4 years of additional experience in lieu of degree
- At least 5 years experience with Mobile Application Development, must have experience with both Android & iOS
- Requires experience in both Front‑end Mobile and Back‑end RESTFUL API development.
- Requires experience in development of JAVA, Node JS applications.
- Requires experience in both No
SQL and SQL databases. - Must have strong application testing discipline.
- Experience with Google's Flutter engine and Google's Dart language and similar Android/iOS framework.
- Excellent problem‑solving skills.
- Creative thinker
- Proficiency and knowledge of the following:
Postgres, Springboot, SQL, Kafka, MySQL, Struts, Hibernate, Java, JSF, Swing, JavaScript, Bootstrap, Angular/React is desired. - Knowledge of software design patterns.
- Experience with an issue/problem tracking system (e.g., Jira)
- Proficiency with common Agile practices, service‑oriented environments, and better development practices
- Excellent written and verbal communication skills
- Experience with Dev Ops frameworks
- U.S. Citizen
- Must be able to maintain and obtain a CBP Background Investigation prior to start
- Active CBP BI
- Experience with CBP
- AWS Experience
- Knowledge of CI/CD pipeline
- Worked in Agile environment
- Other mobile framework
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.
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