Full Stack Software Developer

Leidos • Washington, DC

1d

About The Position

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.

Requirements

• Bachelor’s degree in Computer Science, Information Technology, or related field and 8 to 12 years of relevant experience or Masters Degree and 6 to 10 years.
• 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.
• Must be able to obtain and maintain FAA Public Trust.

Nice To Haves

• 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.

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.

Benefits

• Pay and benefits are fundamental to any career decision. That's why we craft compensation packages that reflect the importance of the work we do for our customers.
• Employment benefits include competitive compensation, Health and Wellness programs, Income Protection, Paid Leave and Retirement.
• More details are available here.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Number of Employees: 5,001-10,000 employees