Senior Software Developer
Share
Job Location:
Monthly Salary:
Posted on:
13 days ago
Vacancies:
1 Vacancy
Job Summary
Were looking for an experienced Senior Software Developerto join our growing team. The ideal candidate is a strong full-stack engineer who is comfortable working across modern front-end frameworks back-end technologies. This is a great opportunity to contribute to the architecture design and development of scalable secure and high-performing business solutions.
Key Responsibilities
- Design develop and maintain web applications using .NET Core Entity Framework Core and ReactJS.
- Implement modern front-end experiences with Viteand other modern build tools.
- Develop and maintain integrations and customizations within SharePoint(basic knowledge required).
- Build and optimize MS SQLdatabase structures queries and stored procedures.
- Collaborate with product owners UX/UI designers and other developers to deliver high-quality software solutions.
- Manage CI/CD pipelines and source control using Azure DevOps.
- Participate in code reviews technical planning sessions and architecture discussions.
- Troubleshoot debug and optimize application performance.
- Follow best practices in security scalability and maintainability.
Required Skills & Experience
- 10 years of professional software development experience.
- Active Top Secret Required /SCI (or Eligible)
- Bachelors in IT Cybersecurity Computer Science Information Systems Data Science or Software Engineering OR Active CSSLP GSEC or CISSP-ISSAP
- Strong proficiency in C# .NET Core and Entity Framework Core.
- Experience with ReactJSand modern front-end workflows (including Vite).
- Solid understanding of MS SQL Serverand relational database design.
- Familiarity with SharePointdevelopment and integration (basic level).
- Proficiency with Azure DevOps Git and CI/CD pipelines.
- Proficiency using Visual Studioand/or Visual Studio Code.
- Strong problem-solving skills and the ability to work in a fast-paced collaborative environment.
Nice to Have
- Experience with Azure Cloud services.
- Familiarity with containerization (Docker Kubernetes).
- Knowledge of modern authentication protocols (e.g. OAuth OpenID Connect).
At Leidos we dont want someone who fits the moldwe want someone who melts it down and builds something better. This is a role for the restless the over-caffeinated the ones who ask whats next before the dust settles on whats now.
If youre already scheming step 20 while everyone else is still debating step 2 good. Youll fit right in.
Original Posting:
October 29 2025For 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 $89700.00 - $162150.00The 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.
Required Experience:
Senior IC
Key Skills
- Spring
- .NET
- C/C++
- Go
- React
- OOP
- C#
- AWS
- Data Structures
- Software Development
- Java
- Distributed Systems
About Company
Leidos is an innovation company rapidly addressing the world's most vexing challenges in national security and health. Our 47,000 employees collaborate to create smarter technology solutions for customers in these critical markets.
