Full Stack Software Developer

Sorry, this job was removed at 08:19 p.m. (CST) on Tuesday, Jul 08, 2025
2 Locations
In-Office or Remote
85K-154K Annually
Information Technology • Software
The Role

The NISC IV program at Leidos is seeking a Full Stack Developer to join our team and help build scalable, intelligent applications using Power Apps, Appian, and robust data structure principles. The successful candidate will play a critical role in the design, development, and deployment of enterprise-grade applications. Additionally, the ideal candidate will have hands-on experience with Microsoft Power Platform, Appian BPM, and solid knowledge of computer science fundamentals including data structures and algorithms.

Primary Responsibilities:

  • Design and develop scalable applications using Power Apps and Appian.
  • Collaborate with cross-functional teams to gather and define requirements.
  • Build and optimize backend logic, APIs, and data models.
  • Implement efficient data structures and algorithms to improve application performance.
  • Integrate with third-party systems and enterprise databases.
  • Conduct unit testing and participate in code reviews.
  • Maintain clear documentation and adhere to software development best practices.

Basic Qualifications:

  • Bachelor’s degree in Computer Science, Information Technology, or related field and a minimium of 4 years of experience or Masters Degree and 2 years relevant experience. Additional years of experience may be considered in lieu of a degree.
  • 3+ years of experience in full stack development.
  • Proficient in Power Apps (Canvas and Model-Driven apps).
  • Experience with Appian development and workflows.
  • Strong understanding of data structures, algorithms, and software design principles.
  • Familiarity with JavaScript, C#, SQL, and RESTful APIs.
  • Excellent problem-solving skills and attention to detail.

Preferred Qualifications:

  • Appian Certified Developer or Microsoft Power Platform certifications.
  • Experience with cloud platforms such as Azure or AWS.
  • Understanding of Agile/Scrum methodologies.
  • Knowledge of security best practices in app development.
Original Posting:July 3, 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 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.

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The Company
Alexandria, VA
27,104 Employees

What We Do

We Are Leidos

For 50 years we have been tackling some of the biggest problems that face our nation and our world.

OUR MISSION
Through our culture of innovation and history of performance, we develop deep customer trust built on integrity and create enduring solutions that improve our world. Leidos is a science and technology solutions leader working to address some of the world’s toughest challenges in the defense, intelligence, homeland security, civil, and healthcare markets. The company’s 43,000 employees support vital missions for government and commercial customers. Headquartered in Reston, Va., Leidos reported annual revenues of approximately $11.09 billion for the fiscal year ended January 3, 2020.

Leidos was cited for the meaningful work employees perform that is challenging, impactful, and aligned with our customers’ missions as reasons professionals want to work and stay at our company. Leidos has also been named to lists including Forbes’ Best Employers for Diversity, Forbes’ America’s Best Employers for Women, Military Times Best for Vets Employers, and Ethisphere Institute’s World's Most Ethical Companies®.

Employees enjoy career enrichment opportunities available through mobility and development and experience rewarding relationships with supportive supervisors and talented colleagues and customers. Employees appreciate our flexible work environment, allowing for and encouraging a true work-life balance. Our professionals are also excited about our Employee Resource Groups, like the newly launched Collaborative Outreach with Remote and Embedded Employees (CORE), which strives to create an environment where every employee, regardless of location, feels fully engaged as a valued employee of Leidos.

Your most important work is ahead.

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