Software Application Developer

Leidos Holding • $131K — $237K *
Information Technology
8 - 10 years of experience
Job Overview by Ladders

Qualifications

  • Bachelor's degree and 12+ years of experience or Master's degree with 10+ years of experience.
  • Active TS/SCI with Polygraph clearance.
  • Proficiency in JavaScript, TypeScript, and front-end frameworks like Angular, Vue, and React.
  • Experience with Python, Java, and/or Node.
  • Knowledge of REST API development and serverless application development.
  • Familiarity with AWS services, such as RDS, DynamoDB, Lambda, and Open Search.
  • Comfortable in a Linux development environment and using VSCode.

Responsibilities

  • Develop web applications using Java, JavaScript, NodeJS, and/or Angular.
  • Work with the team to design and develop new applications and integrate solutions.
  • Analyze and solve complex application development needs and identify new tools.
  • Utilize strong knowledge of JavaScript principles and learn new skills.
  • Handle web application development including troubleshooting and upgrades.
  • Engage with products and services in AWS development, test, and production environments.
  • Develop within a DevOps and Agile environment using tools like Jenkins and Git.

Benefits

  • Opportunity to work with high-profile, high-visibility projects.
  • Technical learning opportunities in a dynamic software development program.
  • No travel requirement, allowing for a better work-life balance.
  • Involvement in integrative and innovative cloud-based applications.
Full Job Description

Leidos is in need of a software applications developer to support a dynamic and exciting software development program. This position will be part of a team of application developers supporting multiple projects, which include high profile high visibility projects offering technical learning opportunities. Most of our projects are all within the cloud and support multiple mission partners. The ideal candidate will have AWS experience developing for the cloud to include complete secure cloud integrations, optimizing cloud connectivity, and managed cloud services. This position is located in Northern Virginia and does not require travel. An active TS/SCI with Polygraph clearance is required to be considered.


Primary Responsibilities:

  • The ideal software developer will have the capacity to develop web applications using Java, JavaScript, NodeJS, and/or Angular (ServiceNow and Salesforce skills are desirable skill sets to support emerging technology)
  • The developer will work with the overall program team in the design and development of new applications as well as integrating new solutions on existing applications.
  • The candidate will be able to analyze and solve complex application development needs to identify solutions to include potential new tools/technologies.
  • A strong candidate will have commanding knowledge of JavaScript software development principles and be energized by the capability to learn and implement new skills.
  • The candidate should be proficient in web application development to include troubleshooting and software upgrades.
  • Products and/or services reside in development, test and production AWS environments.
  • Experience working in a DevOps environment developing within an Agile environment using code delivery mechanisms, such as Maven, Ant, continuous build systems such as Jenkins, Nitro, Git, and code repositories such as Subversion

Basic Qualifications:

  • Requires a Bachelor and a minimum of 12 years of prior relevant experience or Masters with minimum of 10 years of prior relevant experience
  • Clearance: Must have a TS/SCI with Polygraph to be considered
  • Experience with JavaScript, TypeScript, and front-end frameworks including Angular, Vue, and React
  • Experience with Python, Java and/or Node
  • Experience with Rest API development
  • Experience with Serverless Application Development
  • Working knowledge of AWS services, specifically: RDS (MySQL), DynamoDB, Lambda, and Open Search
  • Working knowledge of Automation Tools, specifically: Cloud Formation, Jenkins, and CDK
  • Comfortable operating in a Linux development environment
  • Comfortable utilizing VSCode
  • Excited about tackling unfamiliar tech stacks and adapting quickly to new tools and challenges

Preferred Qualifications:

  • Salesforce Development 6 Platform
    • Apex experience
    • Lighting web components
    • Process automation
  • ServiceNow Development/Administration
  • Docker Container experience
  • Experience developing in PHP or the willingness to learn PHP
  • Experience developing HTML views with CSS



Original Posting:
September 24, 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 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.

About Leidos Holding

Leidos Holding Careers

Joining Leidos Holding presents an unparalleled opportunity to advance one's career with a leader in innovation and technology. The company offers a plethora of job opportunities aimed at fostering professional growth and development in a diverse and inclusive environment.

Explore Career Opportunities

Leidos Holding is actively seeking skilled professionals who are passionate about leveraging their expertise to drive innovation and leadership in their fields. With a variety of open positions, Leidos Holding provides a platform for individuals to challenge themselves in a dynamic work environment.

Innovation and Professional Growth

At Leidos Holding, innovation is at the core of everything they do. Employees are encouraged to think creatively and push boundaries. The company supports this drive for innovation through comprehensive professional development and diversity training programs that are designed to enhance skills and foster leadership.

Commitment to Diversity and Inclusion

Leidos Holding is committed to creating a workplace where diversity is not only recognized but celebrated. With a culture that values and promotes diversity, Leidos Holding ensures that all team members have the opportunity to contribute, learn, and grow.

Internship Programs

For those starting their career, Leidos Holding offers internship programs that provide a robust foundation in the industry. Internships are a great way to develop essential skills, gain valuable work experience, and build professional networks.

Benefits and Culture

Employees at Leidos Holding enjoy a range of benefits designed to support their professional and personal lives. The company culture is built on a foundation of respect and integrity, providing a supportive and collaborative environment where every team member is valued.

Join the Team

Leidos Holding is hiring! Explore job opportunities that match your skills and interests. Leidos Holding looks for driven, curious, and innovative individuals to join their team. Positions are available across various disciplines and experience levels.

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Prepare for Your Interview

To prepare for an interview at Leidos Holding, candidates should familiarize themselves with the company's missions and values, update their resumes, and be ready to discuss how their background and skills align with the position they are applying for.

Networking and Career Advancement

Leidos Holding encourages its employees to engage in networking within the company to discover new opportunities for career advancement. The leadership team at Leidos Holding is dedicated to supporting employees in their career paths with ample opportunities for networking and growth.

Explore Leidos Holding Jobs and Careers

Discover the exciting career opportunities at Leidos Holding today. With a commitment to employee growth, innovation, and diversity, Leidos Holding is the perfect place to advance your career. Check out the latest job listings and find your perfect fit at Leidos Holding.

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