Senior Software Developer, RD Signaling

Leidos has openings for (Remote) Senior Software Developers to support the RD Voice Development team. As a Software Developer, you will be responsible for all phases of software development ranging from: design and coding to integrating and reviewing software components, from testing and bug fixing to documentation, building and presenting demos to stakeholders.

These positions are contingent on contract award.

Primarily Responsibilities:

• Developing software in a Linux cross-compiler environment in C, using a chroot environment for development and standard Linux debugging tools
• Designing and developing software by applying company’s processes, coding rules, quality and safety standards
• Producing well-documented code, participate in code reviews, and provide timely status to the Project Management team
• Analyzing system requirements and create detailed software requirements specifications for implementation in various software development phases
• Developing software in a Linux cross-compiler environment in C, ensuring code quality and adherence to industry standards
• Conducting testing and validation of software components, including unit testing and integration testing, to ensure reliability and functionality
• Participating in design reviews, code reviews, and other team activities to provide technical expertise and ensure alignment with project goals
• Staying current with industry trends and advancements, contributing insights and recommendations for continuous improvement
• Supporting troubleshooting efforts and providing technical assistance to resolve software-related issues during development and post-production phases
• Document software designs, specifications, and test procedures to maintain comprehensive records and facilitate knowledge sharing within the team
• Collaborate with multidisciplinary engineering teams to implement software solutions that meet system specifications and performance criteria

Typical Education And Qualifications:

• Bachelor’s degree in Computer Science, Telecommunications or related field and at least 7 years' full-time C software development experience;
• Experience with Linux programming interface and standard command-line tools;
• Experience with distributed software architectures;
• Knowledge of networking concepts and Linux network stack programming is highly desirable;
• Practical knowledge of data structures and algorithms;

Desired Skills:

• Understanding of voice communication, voice signaling concepts and relevant standards like SIP and RTP
• Experience with software development in safety-critical projects
• Experience with packet analyzers

Ability to obtain and maintain a Public Trust security clearance. Must have lived in the U.S. for three of the last five years.

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:

September 30, 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.