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LeidosLE

Senior Software Developer, RD Signaling

Leidos is an American defense, aviation, information technology, and biomedical research company that provides scientific, engineering, systems integration, and technical services to government and commercial customers.

Leidos

Employee count: 5000+

Salary: 85k-154k USD

United States only

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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.

About the job

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Posted on

Job type

Full Time

Experience level

Senior

Salary

Salary: 85k-154k USD

Location requirements

Hiring timezones

United States +/- 0 hours

About Leidos

Learn more about Leidos and their company culture.

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Leidos' story begins in 1969 when Dr. J. Robert Beyster, a visionary scientist, founded Science Applications Incorporated (SAI) in La Jolla, San Diego, California. With a modest investment and a powerful idea, Dr. Beyster embarked on a journey to apply scientific expertise to solve complex problems. The company's early days were marked by a focus on research and engineering, tackling challenges for various government and commercial clients. One of its initial significant projects involved studying radiation-based cancer therapy for the Los Alamos National Laboratory, which laid the groundwork for Leidos' future health business. SAI soon expanded its reach, opening an office in Albuquerque to support the Air Force Weapons Laboratory's work on electromagnetic phenomena, a precursor to the company's Physical Science Group.

Throughout the 1980s, the company, then known as Science Applications International Corporation (SAIC), strategically shifted its focus towards national security and defense, solidifying its position as a key government services provider. This era set the stage for substantial growth and diversification. The 1990s saw SAIC continue to expand its offerings and international presence, securing its first major global contract with the Kuwaiti Defense Forces. A pivotal moment arrived in 2013 when SAIC underwent a significant transformation, splitting into two independent, publicly traded companies: a new company retaining the SAIC name and the original company, which was rebranded as Leidos (a name derived from 'kaleidoscope'). Leidos, as the legal successor to the original SAIC, inherited its pre-2013 stock price and corporate filing history and established its new headquarters in Reston, Virginia. This strategic move allowed Leidos to sharpen its focus on national security, health, and engineering solutions. Another major milestone occurred in August 2016 when Leidos merged with Lockheed Martin's Information Systems & Global Solutions (IS&GS) business, a landmark transaction that created the defense industry's largest IT services provider and significantly expanded Leidos' capabilities and market share. Today, Leidos stands as a Fortune 500® global science and technology leader, employing approximately 47,000 people worldwide and generating billions in annual revenue, committed to making the world safer, healthier, and more efficient through innovation and technology.

Employee benefits

Learn about the employee benefits and perks provided at Leidos.

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Paid sick days

Leidos offers paid sick days.

Health Insurance

Leidos offers health insurance.

Dental Insurance

Leidos offers dental insurance.

Vision Insurance

Leidos offers vision insurance.

View Leidos's employee benefits
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Leidos

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Leidos hiring Senior Software Developer, RD Signaling • Remote (Work from Home) | Himalayas