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Sr Full Stack Engineer Jobs in Washington (NOW HIRING)

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native ...

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native ...

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native ...

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native ...

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native ...

Senior Full Stack Developer Remote We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native ...

We're looking for a Sr. Full Stack Engineer who's eager to think big and build products that make a difference, improving the experience of tens of thousands of caregivers and families. You'll work ...

Java Full Stack Developer Senior

Reston, VA ยท On-site

$54.50 - $70.50/hr

Java Full Stack Developer Senior Location: Reston, VA Duration: 6+ Months Description Our client, a major financial institution, needs a technical Senior Java Full Stack Developer to replace a legacy ...

I have an opportunity for a "Senior Full Stack Developer ( UI Focused )" - (McLean, VA - Hybrid) and I am looking for a candidate who can join Immediately if you are interested, reply to me with your ...

We're looking for a Senior Full Stack Engineer to join Oddball Labs and serve as one of the team's senior technical contributors. This role reports to the VP of Architecture and works across a wide ...

We're looking for a Senior Full Stack Engineer to join Oddball Labs and serve as one of the team's senior technical contributors. This role reports to the VP of Architecture and works across a wide ...

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... Full-Stack Delivery:** Build end-to-end features spanning server-side rendering, API integration ...

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... Full-Stack Delivery:** Build end-to-end features spanning server-side rendering, API integration ...

The Senior Software Engineer work assignments involve moderately complex to complex issues where ... Full-Stack Delivery:** Build end-to-end features spanning server-side rendering, API integration ...

Senior Full Stack Engineer Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the ...

Senior Full Stack Engineer Overview CoStar Group (NASDAQ: CSGP) is a leading global provider of commercial and residential real estate information, analytics, and online marketplaces. Included in the ...

Showing results 41-60

Sr Full Stack Engineer information

See Washington salary details

$50.4K

$152.6K

$215.8K

How much do sr full stack engineer jobs pay per year?

As of Sep 10, 2026, the average yearly pay for sr full stack 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 is a Sr Full Stack Engineer?

Sr Full Stack Engineers are experienced software developers who are proficient in both front-end and back-end technologies. They design, build, and maintain complete web applications, handling everything from the user interface to the server-side logic and database management. In addition to coding, they often lead projects, mentor junior engineers, and make key architectural decisions. Their expertise allows them to work across the entire technology stack, enabling seamless integration and efficient problem-solving.

What are the key skills and qualifications needed to thrive as a Sr Full Stack Engineer?

To thrive as a Sr Full Stack Engineer, you need advanced proficiency in both front-end and back-end development, with expertise in languages such as JavaScript, Python, or Java, as well as a strong understanding of software architecture and system design. Familiarity with frameworks like React, Angular, or Node.js, experience with cloud platforms (AWS, Azure), and knowledge of CI/CD pipelines are commonly required, along with relevant certifications like AWS Certified Developer. Standout soft skills include problem-solving, effective communication, and leadership abilities for mentoring teams and collaborating across departments. These skills and qualities are essential to deliver scalable, maintainable solutions and drive successful project outcomes in dynamic development environments.

How does a Sr Full Stack Engineer typically collaborate with cross-functional teams within a tech organization?

As a Sr Full Stack Engineer, you will regularly collaborate with product managers, UX/UI designers, QA testers, and other engineers to deliver end-to-end solutions. This role often involves participating in sprint planning, code reviews, and architecture discussions to ensure alignment across frontend and backend development. Effective communication and problem-solving skills are key, as you'll be responsible for translating business requirements into technical specifications and guiding less experienced developers. Your input will also help shape technical roadmaps and influence product direction.

How much do senior full stack engineers make?

Senior full stack engineers typically earn between $100,000 and $160,000 annually, depending on experience, location, and company size. They often possess skills in multiple programming languages, frameworks, and tools like JavaScript, Python, and cloud platforms, which can influence salary levels.

What cities in Washington are hiring for Sr Full Stack Engineer jobs?

Cities in Washington with the most Sr Full Stack Engineer job openings:

Infographic showing various Sr Full Stack Engineer job openings in Washington as of August 2026, with employment types broken down into 88% Full Time, 2% Part Time, 2% Temporary, and 8% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $152,641 per year, or $73.4 per hour.

Senior Full Stack Developer

Mclean, VA โ€ข Remote

System One
Business Consulting Servicesย โ€ขย 5 - 10K employees

Contractor

Medical, Dental, Vision, Life, Retirement

Re-posted 19 days ago


Job description

Senior Full Stack Developer Remote

We are seeking a Senior Full Stack Developer to support a federal cloud modernization and product development effort focused on scalable, secure, cloud-native applications hosted in AWS.

This is a remote opportunity supporting ongoing application modernization, technology migration, and product enhancement initiatives. The Senior Full Stack Developer will collaborate with client stakeholders, solution architects, product owners, UX designers, platform engineers, business analysts, and cross-functional technical teams to design, build, test, and deploy resilient software solutions.

The ideal candidate has strong hands-on experience with Python and JavaScript, modern web frameworks, RESTful APIs, microservices, cloud-native development, and AWS-based application delivery. Preferred experience includes Django and Vue.js, though equivalent experience with Flask, FastAPI, Falcon, SQLAlchemy, React, Svelte, Angular, or similar technologies may also be considered.

Responsibilities include:

Designing, developing, testing, and deploying full-stack applications in an AWS cloud environment

Building secure, scalable, and resilient software solutions using Python, JavaScript, and modern frameworks

Developing RESTful APIs, microservices, and API-first application components

Supporting modernization, migration, and enhancement of existing applications and platforms

Collaborating with architects, product owners, UX designers, platform engineers, and business stakeholders

Creating demonstrations, prototypes, and technical solutions to address client needs

Participating in Agile development activities, code reviews, troubleshooting, and deployment support

Contributing to best practices around cloud-native development, containerization, security, performance, and maintainability

Required Qualifications:

6+ years of relevant full-stack software development experience

Bachelor’s degree preferred; 10 years of relevant experience may be considered in lieu of a degree

Strong professional experience with Python

Strong professional experience with JavaScript and modern frontend development

Experience developing RESTful APIs and working with microservices or API-first architectures

Experience building or supporting cloud-native applications in AWS

Experience with modern development practices, version control, testing, and Agile delivery

Ability to collaborate with technical and non-technical stakeholders in a remote, client-facing environment

Preferred Qualifications:

Experience with Django and Vue.js

Experience with Flask, FastAPI, Falcon, SQLAlchemy, React, Svelte, or Angular

Experience with PostgreSQL or other relational databases

Experience with Docker, Kubernetes, ECS, or other containerization/orchestration technologies

Experience supporting federal, public sector, financial services, or lending-related platforms

Experience with application modernization, cloud migration, or product development initiatives

System One, and its subsidiaries including Joulé and Mountain Ltd., are leaders in delivering outsourced services and workforce solutions across North America. We help clients get work done more efficiently and economically, without compromising quality. System One not only serves as a valued partner for our clients, but we offer eligible employees health and welfare benefits coverage options including medical, dental, vision, spending accounts, life insurance, voluntary plans, as well as participation in a 401(k) plan.

System One is an Equal Opportunity Employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex (including pregnancy, childbirth, or related medical conditions), sexual orientation, gender identity, age, national origin, disability, family care or medical leave status, genetic information, veteran status, marital status, or any other characteristic protected by applicable federal, state, or local law.

#M1 #LI-CS1 Ref: #851-Rockville-S1


System One logo

About System One

Sourced by ZipRecruiter

System One helps employers get work done more efficiently and economically without compromising quality. Over our 35+ year history, we've helped connect thousands of talented people with innovative companies. The excitement of a perfect fit motivates us every single day.

Industry

Business consulting services and recruiting and staffing services

Company size

5,001 - 10,000 Employees

Headquarters location

Pittsburgh, PA, US