Leidos is seeking a versatile Full Stack Developer to join a mission-driven team delivering modern, scalable software solutions that support critical operations. This role requires strong skills in C#/.NET, SQL development, and full-stack engineering, with the ability to leverage both traditional code and low-code capabilities through the Microsoft Power Platform.
We're looking for someone who enjoys building end-to-end solutions - from database schema design to API development to intuitive user interfaces - while also applying Power Apps, Power Automate, and related tools to accelerate delivery and improve business outcomes.
Primary Responsibilities:- Design, develop, and maintain full stack applications using modern engineering practices.
- Build and optimize relational database solutions using SQL Server, including stored procedures, functions, and performance tuning.
- Develop and maintain RESTful APIs and backend services using C#/.NET.
- Develop and maintain intuitive, responsive front-end interfaces using HTML, CSS, JavaScript, and modern interface frameworks.
- Ensure applications meet security, performance, and scalability standards
- Apply Power Platform tools (Power Apps, Power Automate, Power BI) to automate processes and extend application capabilities.
- Collaborate with stakeholders to gather requirements, propose solutions, and iterate in an Agile environment.
- Participate in code reviews, testing, and DevOps processes including CI/CD pipelines.
- Troubleshoot, debug, and support deployed applications in production environments.
Basic Qualifications:- Bachelor's degree (Computer Science, Engineering, or a related field), or equivalent experience.
- U.S. Citizenship required; must be able to obtain and maintain Public Trust.
- 2+ years hands-on experience building full stack applications, including backend (e.g., C#, Java, or similar) and frontend (HTML/CSS/JavaScript).
- Experience designing and working with relational databases.
Preferred Qualifications:- Experience with Power Platform tools: Power Apps (Canvas or Model-Driven), Power Automate, Power BI.
- Familiarity with Microsoft Dataverse, SharePoint integration, or Azure services.
- UX/UI design sensibility and ability to build user-friendly interfaces.
- Experience integrating with REST APIs and handling JSON-based data workflows.
- Strong SQL development experience, including optimization and complex query design.
- Experience working in Agile teams and using version control systems like Git.
- Experience with DevOps practices, CI/CD pipelines, and automated testing.
- Knowledge of application lifecycle management (ALM) in both traditional and low-code environments.
If you're looking for comfort, keep scrolling. At Leidos, we outthink, outbuild, and outpace the status quo - because the mission demands it. We're not hiring followers. We're recruiting the ones who disrupt, provoke, and refuse to fail. Step 10 is ancient history. We're already at step 30 - and moving faster than anyone else dares.
Original Posting:April 8, 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 $69,550.00 - $125,725.00
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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