Software Engineer, Mid

Cayuse Holdings, LLC; Washington (District of Columbia); On-site; USD 110,000 - 170,000; Full time

Benefits offered by this job

Medical Insurance

Dental Insurance

Vision Insurance

401(k) Matching

Paid Time Off

Disability Insurance

Life Insurance

Flexible Spending Accounts

Job summary

The Cayuse Holdings, LLC software team is seeking a Mid-level Software Engineer to contribute to full stack .NET-based projects in a security-conscious environment. You will design, develop, and deploy web applications; address performance enhancements; and collaborate across agile teams to deliver robust solutions for government-related initiatives.

Qualifications include a BS/MS in CS or related field and at least 5 years of .NET/full stack experience with C#, MSSQL, and JavaScript.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field; equivalent experience may be considered.
• Minimum of 5 years experience with .NET development and full stack applications.
• C# programming expertise and strong .NET Framework knowledge.
• Proficiency in JavaScript and front‑end integration; MSSQL database design/management.
• Experience with Telerik UI components; ability to pass a background check; TS/SCI required.

Responsibilities

• Collaborate with system owners to gather, analyze, document, and refine functional requirements.
• Investigate, diagnose, and resolve system issues to ensure availability and reliability.
• Perform regular maintenance tasks including monitoring, debugging, and patching.
• Upgrade the application to latest versions for security and performance.
• Design, develop, and deploy full stack .NET-based web applications.
• Create scalable, secure architectures for new projects.
• Develop and optimize front‑end and back‑end components for performance.
• Build interfaces using Telerik tools with JavaScript for rich UX.
• Utilize C# and .NET Framework for robust backend data processing.
• Design and optimize MSSQL databases; document solutions for knowledge sharing.
• Engage with government/contractor stakeholders to define objectives and deliver.
• Work in Agile environments and cross‑functional teams where applicable.

Skills

C# programming

Full stack development

JavaScript

.NET Framework

Education

Bachelor's or Master's degree in Computer Science or related field

Tools

Telerik UI

Microsoft SQL Server

JIRA/Confluence

Visual Studio

Job description

Overview

The Software Engineer, Mid will be responsible for supporting all aspects of full stack development, including addressing enhancements, resolving system issues, and implementing performance improvements. The engineer will work through all phases of the application lifecycle, from requirement gathering and development to production support. This role also involves creating solution architecture for new initiatives, building new applications from scratch, upgrading legacy systems to the latest versions, and addressing performance bottlenecks.

This position aligns with Cayuse’s core values of Innovation, Excellence, Collaboration, Adaptability, and Integrity by fostering technical solutions that meet customer needs, promoting teamwork, and prioritizing quality in deliverables.

Responsibilities

• Collaborate with system owners to gather, analyze, document, and refine functional requirements for system enhancements and updates.
• Investigate, diagnose, and resolve system issues to ensure continuous availability and reliability.
• Perform regular maintenance tasks, including system monitoring, debugging, and patching.
• Upgrade the existing application to the latest versions to ensure security, compliance, and optimal performance.
• Design, develop, and deploy new full stack .NET-based web applications and solutions to meet stakeholder requirements.
• Create scalable and secure solution architectures for new projects.
• Develop and optimize both front-end and back‑end application components, ensuring high‑performance and efficient functionality.
• Build and implement user‑friendly interfaces using Telerik tools combined with JavaScript for compelling front‑end experiences.
• Utilize C# and .NET Framework to create robust, backend systems for data processing.
• Perform database design, development, and optimization using Microsoft SQL Server (MSSQL).
• Actively engage with government and contractor stakeholders to define project objectives and ensure successful delivery.
• Work in cross‑functional teams within an Agile development methodology (if applicable).
• Document technical solutions, processes, and integrations for team knowledge‑sharing and system continuity.
• Other duties as assigned.

Qualifications

• Bachelor’s or Master’s degree in Computer Science, Information Technology, or a related field. Equivalent experience may be considered.
• A minimum of 5 years experience working with .NET development and full stack applications.
• C# programming expertise.
• Proficient understanding of the .NET Framework.
• Strong knowledge of JavaScript and its integration within front‑end development ecosystems.
• Skilled in Microsoft SQL Server (MSSQL) for database design and management.
• Experience with Telerik tools for UI component development.
• Active Top Secret Security Clearance is required.
• Must be able to pass a background check. May require additional background checks as required by projects and/or clients at any time during employment.

Minimum Skills Required:

• Proficient in Microsoft and Adobe toolsets, including Excel, Word, PowerPoint, Acrobat, etc.
• Strong collaboration and interpersonal skills; able to work effectively with diverse technical teams.
• Analytical mindset with the ability to troubleshoot complex issues.
• Proactive, adaptable, and comfortable working in dynamic project environments.
• Ability to interpret technical requirements, identify gaps, and coordinate with specialized teams to resolve them.
• Excellent communication, documentation, and organizational skills.

Preferred Skills:

• Familiarity with Atlassian tool suite (e.g., JIRA, Confluence, Bitbucket).
• Knowledge of and experience working in Agile development methodologies.

Our Commitment to you / overview of benefits

• Medical, Dental and Vision Insurance; Wellness Program
• Flexible Spending Accounts (Healthcare, Dependent Care, Commuter)
• Short-Term and Long-Term Disability options
• Basic Life and AD&D Insurance (Company Provided)
• Voluntary Life and AD&D options
• 401(k) Retirement Savings Plan with matching after one year
• Paid Time Off

Reports to: Program Manager

Working Conditions

• Professional office environment with the ability to work on‑site.
• Must be physically and mentally able to perform duties extended periods of time.
• Ability to use a computer and other office productivity tools with sufficient speed to meet the demands of this position.
• Must be able to establish a productive and professional workspace.
• Must be able to sit for long periods of time looking at computer screen.
• May be asked to work a flexible schedule which may include holidays.
• May be asked to travel for business or professional development purposes.
• May be asked to work hours outside of normal business hours.

Other Duties:

Please note this job description is not designed to cover or contain a comprehensive list of activities, duties or responsibilities that are required of the employee for this job. Duties, responsibilities, and activities may change at any time with or without notice.

Cayuse is an Equal Opportunity Employer. All employment decisions are based on merit, qualifications, skills, and abilities. All qualified applicants will receive consideration for employment in accordance with any applicable federal, state, or local law.