Full Stack Developer

Leidos Inc; Ashburn (VA); On-site; USD 85,150 - 153,925; Full time

Job summary

A leading defense and technology company in Ashburn, VA is looking for an Applications Developer to support the Traveler Processing and Vetting Solutions program. The role requires a strong background in Java and agile methodologies, as well as skills in cloud services. The candidate will collaborate closely with other teams and assist less experienced developers. A BA/BS degree with relevant experience is required; familiarity with PostgreSQL and AWS is preferred.

Qualifications

• 6+ years of experience in relevant field or 4+ years with a Master's.
• Ability to obtain a CBP Background Investigation.
• Experience in agile environments.

Responsibilities

• Support implementation of workflow and rules technology integration.
• Assist and support less experienced team members.
• Identify and resolve technical issues.

Skills

Java

Agile methodologies

Strong communication skills

Cloud services knowledge

Education

BA/BS with 6+ years of experience or Master's with 4+ years

Tools

PostgreSQL

AWS

JDK21 and above

Python

JavaScript

Job description

Description

Homeland Force and Protection within Leidos is seeking a strong applications developer to join the Traveler Processing and Vetting Solutions (TPVS) Program supporting the Passenger Systems Program Directorate (PSPD) within Customs and Border Protection (CBP). PSPD supports the Department of Homeland Security (DHS) and CBP critical missions, specifically screening and processing travelers at the ports of entry (POEs) into the United States.

The position is focused on delivering performance-based IT services and repeatable solutions. Our team is looking for a developer that can support applications in a cloud-based, large-scale enterprise environment with the goal of learning new technologies to optimize efficiency and improve performance. As such, this individual must be able to manage assigned tasks and solve technical problems and be able to work well individually and in small to medium-sized teams. The development role will be one of many within a team of 10+ people, and close interactions with other agile delivery teams across PSPD, CBP, and external applications will be necessary for success.

**This position REQUIRES the candidate to be in Ashburn, VA, twice a week**

Primary Responsibilities:

• Learn and support the implementation of workflow and rules technology integration across multiple applications

• Provide assistance and support for less experienced team members

• Track assigned tasks to completion within a team of 10+ developers.

• Identify and resolve technical issues that arise

• Work independently

• Employ ingenuity and creativity to develop new technical solutions and systems to achieve functional objectives

• Communicate with internal team members across multiple areas and client team members.

• Research, evaluate, and stay current on emerging tools, techniques, and technologies including cloud services

Basic Qualifications:

• BA/BS with 6+ years of relevant experience or4+ years of relevant experience with Master's Degree

• Must be able to maintain and obtain a CBP Background Investigation prior to start

• Experience evaluating business needs, refining requirements to identify appropriate solutions, and ability to resolve difficult issues

• Experience with agile-based implementations

• Strong communication skills with ability to interact effectively across multiple teams

Preferred Qualifications:

• Knowledge of workflows and rules engines

• Experience in Java

• Experience working with PostgeSQL and AWS

• Knowledge of Test-Driven Development (TDD)/Behavioral-Driven Development (BDD)

• Experience applying a continuous integration/deployment approach to project or program delivery

• Familiarity with AI concepts and code assistance tools

• Experience in the following tools and/or technologies:

  • JDK21and above (strongly preferred)

  • Python, JavaScript

  • Redis/Memcached/Elasticache

  • WebServices including REST interfaces development

  • Messaging solutions including Kafka, ActiveMQ, SQS, SNS

Original Posting:July 8, 2025

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 $85,150.00 - $153,925.00

The Leidos pay range for this job level is a general guideline onlyand 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.