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Senior Full Stack Software Engineer Jobs in Washington

Global Alliant Inc

DevSecOps Engineer

Rockville, MD · On-site

$90/hr

Senior Full Stack Software Engineer -DevSecOps Salary- Up to $135,000/annually OR $90/hr on 1099/C2C Criteria- Need US citizenshipbecause of federal regulations and the sensitive nature of the work ...

Global Alliant Inc

DevSecOps Engineer

Rockville, MD · Remote

Salary: $135000 Senior Full Stack Software Engineer DevSecOps Salary- Up to $135,000/annually OR $90/hr on 1099/C2C Criteria- Need US citizenshipbecause of federal regulations and the sensitive ...

Global Alliant Inc

DevSecOps Engineer

Rockville, MD · Remote

$90/hr

Senior Full Stack Software Engineer - DevSecOps Salary- Up to $135,000/annually OR $90/hr on 1099/C2C Criteria- Need US citizenship because of federal regulations and the sensitive nature of the work ...

Global Alliant Inc

DevSecOps Engineer

Rockville, MD · On-site

$135K/yr

Senior Full Stack Software Engineer - DevSecOps Salary- Up to $135,000/annually OR $90/hr on 1099/C2C Criteria- Need US citizenship because of federal regulations and the sensitive nature of the work ...

Black Cape

Full Stack Software Engineer

Arlington, VA · On-site

Full Stack Software Engineer (Entry level - Senior Levels) Locations: Arlington, VA and areas throughout the DMV (DC, MD, VA) Onsite Expectations: MUST be willing to go onsite 2 - 3 days per week ...

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Senior Full Stack Software Engineer information

See Washington salary details

$50.4K

$152.6K

$215.8K

How much do senior full stack software engineer jobs pay per year?

As of Jul 23, 2026, the average yearly pay for senior full stack software engineer in Washington is $152,641.00, according to ZipRecruiter salary data. Most workers in this role earn between $125,700.00 and $179,000.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive in the Senior Full Stack Software Engineer position, and why are they important?

To thrive as a Senior Full Stack Software Engineer, you need deep expertise in both front-end and back-end development, strong problem-solving abilities, and a solid foundation in computer science principles, typically demonstrated by a bachelor’s or master’s degree in a related field. Familiarity with frameworks and languages like React, Angular, Node.js, Python, and proficiency in using cloud platforms, version control systems like Git, and continuous integration tools is crucial, and relevant certifications are an advantage. Exceptional communication, leadership, and teamwork skills help you effectively coordinate with cross-functional teams and mentor junior engineers. These skills ensure you can deliver robust, scalable solutions while driving project success and fostering a collaborative development environment.

What does a typical workday look like for a Senior Full Stack Software Engineer?

A typical day for a Senior Full Stack Software Engineer involves designing and implementing new features, reviewing and improving code, and collaborating with product managers, designers, and other developers to deliver project goals. You might split your time between writing code for both front-end and back-end systems, participating in daily stand-up meetings, and providing technical guidance to junior team members. The role often requires balancing hands-on development with architectural planning and problem-solving for complex technical challenges. You’ll also frequently interact with stakeholders to gather requirements and provide updates, ensuring alignment throughout the software development lifecycle.

What is a Senior Full Stack Software Engineer job?

A Senior Full Stack Software Engineer is an experienced developer responsible for designing, building, and maintaining both front-end and back-end systems in web or software applications. They work with a variety of technologies, frameworks, and databases to ensure seamless functionality across the entire software stack. In addition to coding, they often provide technical leadership, mentor junior developers, and contribute to architectural decisions. Their role requires strong problem-solving skills, an understanding of best practices, and the ability to collaborate with cross-functional teams to deliver high-quality software solutions.

What are the most commonly searched types of Full Stack Software Engineer jobs in Washington? The most popular types of Full Stack Software Engineer jobs in Washington are:
What are popular job titles related to Senior Full Stack Software Engineer jobs in Washington? For Senior Full Stack Software Engineer jobs in Washington, the most frequently searched job titles are:
What job categories do people searching Senior Full Stack Software Engineer jobs in Washington look for? The top searched job categories for Senior Full Stack Software Engineer jobs in Washington are:
What cities in Washington are hiring for Senior Full Stack Software Engineer jobs? Cities in Washington with the most Senior Full Stack Software Engineer job openings:
Senior Full Stack Software Engineer jobs near you
Infographic showing various Senior Full Stack Software Engineer job openings in Washington as of July 2026, with employment types broken down into 88% Full Time, 10% Part Time, and 2% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $152,641 per year, or $73.4 per hour.
Senior Full Stack Software Engineer

Senior Full Stack Software Engineer

Synergy ECP

Washington, DC

$155K/yr

Full-time

Posted 5 days ago

Job description

NetServices (NSI) is an IT services firm with a long-standing reputation for delivering high-quality, cost-effective solutions to drive lasting results. Now operating as a subsidiary of Synergy ECP, NSI continues to stand out in a crowded contracting landscape through its agility, strong customer focus, and commitment to retaining exceptional talent. By taking on challenging IT initiatives, we cultivate our talent and are continually evolving through our partnerships with clients. Our close-knot team of highly cleared engineers, analysts, and program managers represent some of the best talent locally available.

The Senior Full Stack Software Engineer will support the development of the FBI FDP system using a Postgres/Java/React technology stack. These engineers will work with an existing development team to deliver features and capabilities required for MVP release. The ideal candidate will have proven experience delivering large-scale enterprise applications from concept through deployment.
 
Key Responsibilities:
• Design, develop, implement, test, and maintain front-end and back-end application components.
• Integrate components, create new custom capabilities, and make modifications to existing codebases.
• Participate in planning, requirements analysis, development, testing, and quality assurance across the full SDLC.
• Conduct code reviews, participate in architecture sessions, and provide input on development best practices.
• Support automation and optimization of operations and maintenance tasks.
• Collaborate with the Product Owner, BA, and Test Engineer to ensure features meet functional and acceptance criteria.
• Plan and execute application deployments, version control, and CI/CD pipelines.
• Ensure compliance with 508 accessibility, enterprise security practices, and other practices as needed.
 
Required Qualifications:
• 8+ years in full-stack software engineer experience.
• Bachelor's degree in a related technical field
• Strong experience in Java, React, JavaScript/TypeScript, SQL, and relational database development (Postgres preferred)
• Experience with REST APIs, CI/CD, GitLab, containerization, and modern agile delivery.
• Ability to work collaboratively in a cross-functional agile team.
 
Security Clearance requirement:
Must possess active TS/SCI clearance to be considered for this role.
 
Other Requirements:
U.S. Citizenship
 
Compensation Spotlight: 
For this role, our typical salary range starts at $125,000 and stretches up to $155,000. But here's the deal – we're not about capping your potential. We're committed to snapping up the best and brightest, and we're ready to put our money where our mouth is. So, if you're one of the rare exceptions to the status quo with the education, experience, and that extra something special, we're not afraid to go above and beyond to secure your talent. Because for us, it's not just about a salary. It's about the complete rewards package, the culture, and the opportunity to make a real impact.
Taking Care of the People Who Take Care of The Nation

Compensation: We offer highly competitive compensation that is consistently recognized by our employees as being generous!

Health & Retirement: We offer a comprehensive Health Benefits package and 401K Retirement plan so you can take care of yourself and your family... both now and in the future. Other health-related benefits include People Partners who will help you navigate both personal and professional worlds, as well as strong wellness related resources offered through our healthcare provider.

Education: Individual growth is a priority at NSI/Synergy ECP. Employees are encouraged to take advantage of our company-sponsored continuing education program so they can get their degree or that next certification needed to propel them towards the next level. Not sure what's best for your career plans, we'll help you navigate it all!

Work/Life Balance: A healthy work/life balance is essential for building and executing your work effectively at NSI/Synergy ECP, but it’s also necessary to allow you the room to pursue everything you want to develop in your personal life. We offer a generous Paid Time Off benefit and 10 paid holidays a year. NSI/Synergy ECP also provides flexible work options that work with your schedule and lifestyle. 

Philanthropy: With the help of our amazing employees, NSI/Synergy ECP participates annually in building awareness, volunteering and contributing to dozens of organizations. We believe that giving back creates a sense of purpose, engagement, and fulfillment. Have a cause you are passionate about? We bet you'll find others here that care about it just as much!

NSI/Synergy ECP is committed to providing equal employment opportunities to all qualified individuals. Employment decisions are based on merit, qualifications, and business needs. We do not discriminate on the basis of race, color, sex, national origin, religion, age, disability, or any other status protected by applicable law.