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Senior Software Developer Engineer Jobs in Reston, VA

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$87K - $157K/yr

Leidos is seeking a Sr. Software Development Engineer who will be a member of a dynamic team working on the Federal Aviation Administration's En-Route Automation Modernization ERAM) system, which is ...

Leidos

Sr. Software Developer

Gaithersburg, MD · On-site

$87K - $157K/yr

Leidos is seeking a Sr. Software Development Engineer who will be a member of a dynamic team working on the Federal Aviation Administration's En-Route Automation Modernization ERAM) system, which is ...

VTG

Senior Software Developer

Herndon, VA · On-site

$56 - $74/hr

Overview We are seeking a versatile Senior Software Developer with expertise in secure software engineering. The ideal candidate will combine technical proficiency in development tools and ...

Booz Allen Hamilton

Senior Software Developer

Quantico, VA · On-site

$86K - $198K/yr

As a senior full stack developer at Booz Allen, you'll use your passion to master new tools and ... Engineer or Developer or 6+ years of experience as a Software Engineer or Developer Nice If You ...

V2X

Senior Software Developer

Chantilly, VA · On-site

$55.75 - $73.75/hr

We are seeking a TS/SCI with Polygraph cleared Senior Software Developer who will focus on the development and enhancement support for existing applications as well as new development.

Amentum

Sr. Software Developer

Chantilly, VA · On-site

$56.25 - $74.50/hr

Amentum is seeking a talented and experienced Senior Software Engineer to join their dynamic team. The ideal candidate will have over 10 years of software development experience and will be ...

Wsgr

Senior Software Developer

Washington, DC · On-site +1

$147K - $198K/yr

Wilson Sonsini is seeking an experienced Senior Software Developer to join our Innovations team. The software developers on our team are the primary contributors to Neuron on both the frontend and ...

Leidos

Senior Software Developer

Gaithersburg, MD · On-site

$107K - $195K/yr

We are seeking a Senior Software Developer who will be a member of a dynamic team Air Traffic Management program - SkyLine-X™ SkyLine-X™ provides an array of advanced air traffic management ...

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Senior Software Developer Engineer information

See Reston, VA salary details

$16

$64

$91

How much do senior software developer engineer jobs pay per hour?

As of Jul 23, 2026, the average hourly pay for senior software developer engineer in Reston, VA is $64.34, according to ZipRecruiter salary data. Most workers in this role earn between $54.62 and $72.16 per hour, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Software Developer Engineer, and why are they important?

A Senior Software Developer Engineer requires advanced programming skills, deep understanding of software architecture, and several years of experience with a relevant degree in computer science or a related field. Familiarity with modern development frameworks, version control systems like Git, and certifications such as AWS Certified Developer or Microsoft Certified: Azure Developer Associate are often expected. Strong problem-solving abilities, effective communication, and leadership skills help in mentoring teams and collaborating on complex projects. These competencies ensure high-quality software delivery, efficient teamwork, and innovation within dynamic tech environments.

What are Senior Software Developer Engineers?

Senior Software Developer Engineers are experienced professionals who design, develop, and maintain complex software systems. They lead technical projects, mentor junior developers, and collaborate with cross-functional teams to deliver high-quality solutions. Their responsibilities often include architecting software, reviewing code, ensuring best practices, and troubleshooting critical issues. Senior developers play a key role in shaping technical strategies and guiding the overall direction of software projects.

What are some common challenges faced by Senior Software Developer Engineers when leading project teams?

Senior Software Developer Engineers often encounter challenges such as balancing technical leadership with hands-on coding, managing cross-functional communication, and aligning team members with project goals. They may also need to mentor junior developers while ensuring code quality and timely delivery of features. Navigating competing priorities and rapidly changing requirements requires strong problem-solving skills and adaptability, as well as effective collaboration with project managers, designers, and QA teams.

What is the difference between Senior Software Developer Engineer vs Software Developer?

AspectSenior Software Developer EngineerSoftware Developer
Required CredentialsBachelor's degree in CS or related field; 3+ years experience; sometimes certifications like Microsoft or AWSBachelor's degree in CS or related field; 0-2 years experience; certifications are optional
Work EnvironmentTeam lead roles, project planning, mentoringDevelopment tasks, coding, testing
Employer & Industry UsageTech companies, software firms, startupsSame as Senior Software Developer Engineer

The main difference is experience level and responsibilities. Senior Software Developer Engineers typically have more experience, take on leadership roles, and mentor junior developers, while Software Developers focus on coding and implementing features. Both roles are essential in software development teams, but the senior position involves more strategic and supervisory duties.

Senior Software Developer Engineer jobs near you
Infographic showing various Senior Software Developer Engineer job openings in Reston, VA as of July 2026, with employment types broken down into 83% Full Time, 5% Part Time, 1% Temporary, and 11% Contract. Highlights an 82% Physical, 5% Hybrid, and 13% Remote job distribution, with an average salary of $133,827 per year, or $64.3 per hour.
Software Developer / Engineer

Software Developer / Engineer

CACI International, Inc.

Sterling, VA • On-site

$82K - $172K/yr

Full-time

Medical, Retirement, PTO

Posted 3 days ago

Job description

Job Title: Software Developer / Engineer
Job Category: Engineering
Time Type: Full time
Minimum Clearance Required to Start: TS/SCI
Employee Type: Regular
Percentage of Travel Required: None
Type of Travel: None
Anticipated Posting End: 5/21/2027
CACI is seeking a Software Developer to join a multidisciplined team to work on delivering the next generation of mission management systems using cutting edge cloud native technologies following an extreme agile continuous deployment software development framework.
The Opportunity:
As a developer on this dynamic program; you will bring your software development experience and perspective to work within a multi disciplined agile team in designing, developing, and maintaining next generation mission management applications.
We'll look to you to help develop, troubleshoot, and maintain cloud native microservices and a user interface (UI) for a data-rich application with complex user workflows. As a part of the development process and supporting user adoption, you will write automated tests against your code, deploy to a fully automated DevSecOps pipeline, and help troubleshoot any bugs found.
Each day, you can expect to report a brief status at an agile stand-up meeting, dig into the highest priority work to accomplish that day, code with your teammates, and participate in TEMs as needed.
Technologies you will use include:
  • Java 17: Spring Boot, Spring Framework, and REST microservices
  • JavaScript/TypeScript: Frameworks like Vue and Bootstrap
  • Automated testing tools: Mockito, JUnit, Cypress, etc.
  • Databases: PostGres, MySQL, Redis, AWS DynamoDB, etc.
  • Cloud Services: AWS EC2, RDS, S3, SNS/SQS, and Lamda.
  • SCM and issue tracking tools like Git, Jira, Confluence, etc.
  • DevSecOps pipeline tools such as Gitlab CI/CD, SonarQube, Fortify, etc.

Qualifications:
Required:
  • Available to work in-person at CACI facilities in Sterling, VA or Denver, CO
  • Clearance: Must have TS/SCI with poly (or be willing to take a polygraph)
  • Education: Bachelor's Degree in STEM field or related experience
  • Experience: 3 or more years of experience in software development
  • Experience with Java/Back-end OR
  • Experience with Web/Front End
  • Experience developing within Linux environment.
  • Experience with containers or microservice architecture.
  • Willingness to work across Full Stack of product
  • Willingness to work within true Agile Kanban processes and dynamic development environments.
  • Demonstrated experience working with others in a team environment.
  • Current Security+ certification (or the willingness to get it)

Desired:
  • Experience with Agile methodologies and DevOps processes and tools
  • Experience using Amazon Web Services
  • Experience with container management tools (e.g., Docker, Kubernetes)
  • Experience with Git / GitLab source code management tools
  • Experience using Test Driven Development (TDD) tools such as Cypress and Mockito.
  • Experience with database systems such as MySQL, Redis, etc

What You Can Expect:
A culture of integrity.
At CACI, we place character and innovation at the center of everything we do. As a valued team member, you'll be part of a high-performing group dedicated to our customer's missions and driven by a higher purpose - to ensure the safety of our nation.
An environment of trust.
CACI values the unique contributions that every employee brings to our company and our customers - every day. You'll have the autonomy to take the time you need through a unique flexible time off benefit and have access to robust learning resources to make your ambitions a reality.
A focus on continuous growth.
Together, we will advance our nation's most critical missions, build on our lengthy track record of business success, and find opportunities to break new ground - in your career and in our legacy.
Pay Range:
There are a host of factors that can influence final salary including, but not limited to, geographic location, Federal Government contract labor categories and contract wage rates, relevant prior work experience, specific skills and competencies, education, and certifications. Our employees value the flexibility at CACI that allows them to balance quality work and their personal lives. We offer competitive compensation, benefits and learning and development opportunities. Our broad and competitive mix of benefits options is designed to support and protect employees and their families. At CACI, you will receive comprehensive benefits such as; healthcare, wellness, financial, retirement, family support, continuing education, and time off benefits.
Since this position can be worked in more than one location, the range shown is the national average for the position.
The proposed salary range for this position is:
$82,100-$172,400
CACI is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, pregnancy, sexual orientation, age, national origin, disability, status as a protected veteran, or any other protected characteristic.

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