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Backend Developer

Verdantas

Reston, VA · HybridFull-time$160–185K/yrSeen todaySeen in employer's feed today

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At a glance

Compensation
$160–185K/yr
Location
Reston, VAHybrid
Schedule
Full-time
Work Authorization
Not specified

Olive lists jobs from US employers, including remote roles you can work from the United States.

Requirements

Credentials this posting asks for.

TS/SCI clearance

Job overview

Verdantas seeks a security-cleared Backend Developer to design, build, and maintain server-side systems for mission-critical applications. The role develops Python backend functionality, services, and REST APIs; manages PostgreSQL data and OpenShift deployments; and resolves production issues. It is hybrid, with on-site presence required 2–3 days per week, and involves collaboration with customers, product owners, developers, operations, and security teams.

Skills & qualifications

RequiredNice to have

Skills

Backend ServicesREST APIsPythonPostgreSQLRelational Data ModelingSQLSchema MigrationsIndexingQuery OptimizationOpenSearchDockerCommunicationAPI DesignDepartment of War Software DevelopmentLinuxKubernetesCI/CD PipelinesApplication Deployment AutomationApplication SecurityAccessibilityApplication PerformanceApplication ReliabilityAgile Development

Qualifications

Bachelor's or 4 Years Experience or Master's or 6 Years Experience9 Years Software or Systems Engineering ExperienceTS/SCI Clearance With Active CI Polygraph

Benefits

Parental Leave
Medical Insurance
Dental Insurance
Vision Insurance
401(k) Match
Paid Time Off

Full job description

Reston VA

Remote-DC

Remote-MD

Full time

R-101332

Welcome to Verdantas, where innovation meets sustainability, and your career finds purpose!

At Verdantas, we’re redefining environmental consulting and sustainable engineering through our use of cutting-edge modeling and digital technology and our genuine commitment to people. Our work spans high-growth sectors like water resources, resilient land use, energy transformation, and civil infrastructure.

Our commitment to excellence, across more than 90 offices, is championed by a team of over 2,000 experts, scientists, engineers, geologists, and technical specialists, embedded in a people-focused culture, prioritizing the well-being of our employees, clients, and the communities we serve. We partner with clients to deliver smart, data-driven solutions to complex environmental and infrastructure challenges. We don’t just solve problems; we help shape a more sustainable future.

Join a people-first culture that values your well-being, empowers your growth, and amplifies your impact. At Verdantas, your career goes beyond the expected, and your work helps build a better world.

Ready to shape the future of resilient communities?

We are seeking a skilled and security-cleared Backend Developer to join our team. This role is central to our engineering infrastructure, responsible for designing, building, and maintaining the server-side systems that power our mission-critical applications. The ideal candidate brings deep technical expertise, a collaborative mindset, and a proven ability to operate within classified environments. This is a hybrid position requiring on-site presence 2-3 days per week.

What You’ll Do:

  • Design, develop, and maintain backend functionality within applications using Python, Docker, Kubernetes, Opensearch and PostgreSQL

  • Develop and maintain backend services and REST APIs, including request validation, error handling, and authentication and authorization integration

  • Use Pydantic for data validation and SQLAlchemy for database access and object-relational mapping in Python services

  • Design and maintain PostgreSQL schemas, queries, indexes, and database migrations, with attention to performance and data integrity

  • Build and maintain Docker images and deploy, configure, and troubleshoot applications in OpenShift

  • Investigate and resolve production issues across the user interface, backend services, database, and application deployment

  • Work with customers, product owners, and other stakeholders to clarify requirements, identify dependencies, and estimate implementation effort

  • Participate in technical design and code reviews, write automated tests, and maintain technical documentation

  • Mentor developers and collaborate with operations and security teams to support reliable application delivery

What You’ll Bring:

  • A bachelor’s degree may be substituted for 4 years of experience, and a master’s degree may be substituted for 6 years of experience

  • 9 Years of experience in software or systems engineering or a highly related field of work with similar scope and responsibilities

  • TS/SCI Clearance with Active CI Polygraph

  • Strong experience developing backend services and REST APIs

  • Experience developing and maintaining backend applications and services using Python

  • Proficiency with PostgreSQL, including relational data modeling, SQL, schema migrations, indexing, and query optimization

  • Understanding of OpenSeach data structures, indexing, and querying

  • Hands-on experience with Docker, including writing Dockerfiles, building images, and troubleshooting containers

  • Strong communication skills and the ability to translate business and customer needs into clear technical requirements

Preferred:

  • Deep expertise of Python and API design

  • Familiarity with Software development within the Department of War

  • Familiarity with Linux environments and Kubernetes concepts

  • Experience configuring CI/CD pipelines and automating application deployments

  • Experience improving application security, accessibility, performance, and reliability

  • Experience working in an Agile development environment and coordinating with product, operations, and security teams

Salary Range:

$160,000 – $185,000

Benefits:

  • Flexible Work Environment

  • Paid Parental Leave

  • Medical

  • Dental

  • Vision

  • Life and AD&D Insurance

  • Short-Term and Long-Term Disability

  • 401(k) with Company Match

  • Paid Time Off + Holidays

Verdantas strives to develop new ways to increase diversity awareness within our organization. We recruit and reward our employees based on capability and performance — regardless of race, gender, sexual orientation, gender identity or expression, lifestyle, age, educational background, national origin, religion, or physical ability. For us, it is imperative to build balanced teams from all walks of life and we believe that a diverse workforce is a stronger workforce.

Verdantas is an EOE race/color/religion/sex/sexual orientation/gender identity/national origin/disability/vet

Ready for what’s next?

Your future starts here.

Explore our open opportunities and find a role that not only matches your skills—but fuels your ambition. From innovative projects to collaborative teams, we offer careers where you can grow, make an impact, and do your best work.

Take the next step, discover where you belong, and build something meaningful with us.

Your next opportunity is waiting—go find it and come grow with us!

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How this job compares

Set against the 8,608 open Software Engineering jobs on Olive Jobs, counted November 7, 2026.

Pay
  • This posting$160–185K/yr
  • Virginia median$153–225K/yr208 salary ranges
  • US median$150–250K/yr6,429 salary ranges

This range's midpoint, $173K, is 10% below the Virginia median midpoint ($192K) — in the middle half of Software Engineering salary ranges in Virginia.

Openings
Olive Jobs lists 286 open Software Engineering jobs in Virginia and 8,608 across the US. 10% of them nationwide are listed as remote or flexible.
Hiring the most in Virginia
Experience
This posting asks for at least 9 years of experience; Software Engineering postings that state a minimum ask for 7 years at the median (6,608 postings).
Education
2,254 of the 8,608 open Software Engineering jobs (26%) ask for a bachelor's degree or higher.

Counted across the open, public US postings on Olive Jobs on November 7, 2026. Pay medians are the middle values of the low ends and of the high ends of postings that list both ends of a range in the same cadence (a yearly salary or an hourly rate); a range's midpoint is halfway between its ends. Pay and experience figures resting on fewer than 20 postings are left out.

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