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Senior Software Engineer

Company:
ClearanceJobs
Location:
Ashburn, VA
Posted:
February 07, 2026
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Description:

Job Opportunity: Senior Software Engineer

Toyon is seeking individuals capable of developing object-oriented software in C++, C#, Java, JavaScript and/or Python. The experienced software engineer will design, develop, test, and perform analysis in a highly technical environment. This position is an opportunity to work on a software engineering team with senior staff members guiding the development of mission-critical planning and decision-support systems for government customers. Motivation and a drive to implement robust software with intuitive user interfaces is required.

Qualified candidates will have demonstrated software engineering capabilities and success working in a collaborative environment with configuration management and version control tools.

Requirements:

Excellent thinking and problem-solving skills

Ability to work with others to conceptualize and collaboratively solve problems

Object-oriented software development in C++, C#, Java, JavaScript, Python and/or other (React and/or TypeScript a plus)

Experience designing, developing, and performing analysis with database management systems, geographic Information systems, and/or other (DBMS, SQL, GIS such as ArcGIS, etc.)

Understanding of software and systems engineering for multi-machine deployments

Ability to configure and maintain virtual machines and host servers

Preferred:

Strong math skills, particularly for implementation of optimization and search methods

Experience with coding and testing numerical methods

Existing TS Clearance with SCI eligibility

We offer an exceptional employee benefits package!

Competitive Industry Pay

100% Employer-Paid Medical Insurance Premium

HSA with Employer Contributions

Dental and Vision Coverage Options

Company Funded 401(k) and Profit Sharing Plans

Employee Stock Ownership Plan (ESOP)

Life and Disability Insurance

Paid Parental Leave

The annual pay range for the Senior Software Engineer position is $130,000 to $190,000. The posted pay range values provide the candidate with guidance on annual base compensation for the position, at a full time level of effort, exclusive of overtime, bonus, and benefits-related compensation, over a range of qualifications that may fit hiring objectives. Toyon Research Corporation will consider the individual candidate's education, work experience, applicable knowledge, skills and training, among other factors, when preparing an offer of employment. Equal Opportunity Employer including Disability and Veterans Ref #2556-G

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