Mobile Application Developer

Leidos Inc; Ashburn (VA); On-site; USD 120,000 - 180,000; Full time

Job summary

Leidos is seeking a Mobile Application Developer in Ashburn, VA to architect, design, build, and enhance mobile systems. You will work in a hands-on role on mission-critical DHS/CBP services, delivering scalable real-time apps and APIs while guiding major project deliverables through the SDLC.

Requirements include 5+ years in Mobile App Development with Android and iOS, Java/Node.js, and both SQL/NoSQL databases. Candidate must be a U.S. citizen and able to obtain CBP clearance.

Qualifications

• BS/BA or higher with extensive mobile development experience.
• 5+ years in Mobile App Development; Android & iOS required.
• Experience with Front-end mobile and Back-end RESTful API development.
• Proficiency in Java and Node.js applications; SQL and NoSQL databases.
• Strong testing discipline and familiarity with Jira and Agile practices.

Responsibilities

• Architect, design, build, deliver, and enhance real-time mobile systems.
• Lead major deliverables across the software development lifecycle.
• Estimate scope, architecture, design, coding, and unit testing.
• Collaborate across teams to solve complex technical challenges.

Skills

Mobile app development

Android

iOS

RESTful API

Java

Node.js

Flutter

Dart

SQL/NoSQL

Jira

Agile

DevOps

Communications

Education

Bachelor's degree

Master's degree

Tools

PostgreSQL

MySQL

Springboot

Kafka

JSF

Hibernate

JavaScript

Angular

React

Bootstrap

Job description

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 NoSQL 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 DevOps frameworks
• U.S. Citizen
• Must be able to maintain and obtain a CBP Background Investigation prior to start

Preferred Qualifications

• Active CBP BI
• Experience with CBP
• AWS Experience
• Knowledge of CI/CD pipeline
• Worked in Agile environment
• Other mobile framework

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.