Senior Full Stack Software Engineer

Medium; Washington (District of Columbia); On-site; USD 125,000 - 155,000; Full time

Benefits offered by this job

Comprehensive health benefits

401K Retirement plan

Paid Time Off

Flexible work options

Job summary

Medium is seeking a Senior Full Stack Software Engineer to support the development of the FBI FDP system using a Postgres/Java/React technology stack. The successful candidate will have substantial experience in delivering large-scale enterprise applications and will work closely with existing development teams.

This position offers a competitive salary range from $125,000 to $155,000 and comprehensive health benefits, along with opportunities for individual growth and work-life balance.

Qualifications

• 8+ years in full-stack software engineering experience.
• Strong experience in Java, React, JavaScript/TypeScript, SQL, and relational database development (Postgres preferred).
• Ability to work collaboratively in a cross-functional agile team.

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.
• Plan and execute application deployments, version control, and CI/CD pipelines.

Skills

Java

React

JavaScript/TypeScript

SQL

REST APIs

CI/CD

GitLab

Containerization

Agile methodologies

Education

Bachelor's degree in a related technical field

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‑knotted team of highly cleared engineers, analysts, and program managers represent some of the best talent locally available.

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 engineering 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. We are committed to rewarding top talent and offer a complete rewards package, 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 help you navigate both personal and professional worlds, as well as strong wellness 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 toward the next level.

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 fit 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.

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.