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195 back end software engineer jobs at 94 companies in Frederick, MD

1mo
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Backend Software Engineer - Simulations
Arlington or New York City or Seattle or Arlington
OnsiteFull Time
Rune Technologies
Rune Technologies: Develops AI-powered logistics and sustainment software for military operations.
4+ YOE4+ years software engineering; production-grade software; Python/C++/Go; math/physics background; strong ownership.
Python, C++, Go, AWS, Kubernetes, Linux
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4w
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Backend Software Developer
Annapolis Junction, Maryland, United States
$166k-$222k/yr HybridFull Time
Quevera
Quevera: Software engineering and cloud solutions for government and defense.
Active TS/SCI with Polygraph required; experience developing, testing, and documenting backend software; experience with AWS, Jira, Confluence, Agile; ability to create test procedures and support integrations.
Amazon Web Services (AWS), Jira, Confluence
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2mo
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Backend Software Engineer
Gaithersburg, Maryland, United States
$108k-$195k/yr OnsiteFull Time
teKnoluxion
teKnoluxion: Providing technical engineering and cloud services to the intelligence community.
6+ YOEActive Top Secret/SCI clearance with CI poly eligibility; bachelor’s (required) or master’s in CS or related; 6+ years experience (varies by degree); strong Java or Python, SQL, REST API, Linux skills.
Java, Python, SQL, Linux, RESTful APIs, Apache Airflow, PostGIS, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, Kubernetes, AWS, Azure
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1mo
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Backend Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
12+ YOESenior backend developer with Java Spring Boot microservice experience, familiarity with SQL/NoSQL databases, containerization (Docker, Kubernetes, Rancher), CI/CD (GitLab CI, Jenkins), Git, Atlassian tools, automated testing, and TS/SCI clearance with polygraph.
Java, Spring Boot, PostGres, MySQL, Elasticsearch, MongoDB, GitLab CI, Jenkins, Git, Jira, Confluence, Docker, Kubernetes, Rancher
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2w
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Backend Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Blue Ridge Dynamics
Blue Ridge Dynamics: Custom software and UI/UX design for government agencies.
2+ YOE2+ years backend development experience with Node.js/TypeScript, RESTful APIs, relational databases, Git, testing, and secure coding; strong problem-solving and communication skills.
Node.js, TypeScript, PostgreSQL, JavaScript, NestJS, Fastify, Express, MySQL, Git, Docker, Kubernetes, AWS, Azure, Google Cloud, OAuth 2.0, OpenID Connect, JWT, Drizzle ORM, CI/CD
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2mo
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Back End Software Engineer
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
5+ YOE5+ years in software development (Python), AWS serverless, REST/microservices, SQL/NoSQL, TS/SCI with polygraph, HS diploma or GED.
AWS, Lambda, Docker, Kubernetes, FastAPI, React, Terraform, Terragrunt, Agile, REST APIs, SQL, NoSQL, Python
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6d
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Senior Backend Software Engineer
Washington, District of Columbia, United States
$120k-$199k/yr OnsiteFull Time
The Washington Post
The Washington Post: Provides daily newspaper publishing and digital news reporting services.
7+ YOE7+ years software development experience, 1+ year AI/personalization exposure, proficiency with Python and Node.js, relational DB optimization (Postgres/MySQL), AWS, IaC, DevOps tools, monitoring, and strong communication.
Python, Node.js, Postgres, MySQL, AWS EC2, AWS Lambda, AWS S3, AWS ECS, AWS RDS, AWS CloudFormation, Terraform, Docker, Jenkins, CI/CD, Datadog, Splunk, CloudWatch, MongoDB, DocumentDB
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2mo
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Back End Software Engineer
Chantilly, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
5+ YOE5+ years software development with Python; AWS serverless; REST/microservices; SQL/NoSQL; TS/SCI with poly; HS diploma or GED; Agile experience; Docker/Kubernetes; FastAPI; Terraform/Terragrunt; React optional.
Python, AWS, Docker, Kubernetes, FastAPI, Terraform, Terragrunt, REST, SQL, NoSQL, React
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2mo
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Backend Software Developer
Springfield or Vienna or St. Louis
OnsiteFull Time
INCATech
INCATech: Geospatial software solutions provider focusing on GIS and enterprise data management.
2+ YOE2+ years backend development; Node.js, Python/Java; REST APIs; ArcGIS Enterprise; Docker/Kubernetes; on-site; Top Secret clearance.
Node.js, Python, Java, ArcGIS Enterprise, Docker, Kubernetes, REST APIs, PostgreSQL, PostGIS, SQL Server
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2mo
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Junior Backend Software Developer
Columbia, Maryland, United States
$115k-$160k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
3+ YOETop Secret/SCI clearance with polygraph; bachelor's degree; 3 years software development; Java, REST, Spring Boot; MongoDB; automated testing.
Java, Spring Boot, MongoDB, REST, Automated Testing
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1w
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Back-End Software Developer
Fort Meade, Maryland, United States
$115k-$125k/yr OnsiteFull Time
Plateau Software
Plateau Software: Provides IT and environmental software solutions for government agencies.
7+ YOE7+ years software development experience, bachelor’s degree, active secret or interim clearance, DevSecOps and cloud experience, proficiency with OOP and scripting, CI/CD and containerization expertise.
Jira, Jenkins, GitLab, NPM, Cypress.io, esbuild, Bun, Apache Tomcat, Maven, SonarQube, AWS, Kubernetes, RedHat Linux, Fortify, JUnit5, Ansible
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5d
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Lead Software Engineer, Back End
McLean or New York City
$197k-$246k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOE1+ MgmtBachelor's degree, 4+ years software engineering experience, 1+ year cloud experience, proficiency in Java/Scala/Python/Go/Node and cloud platforms; people management and advanced experience preferred.
Java, Scala, Python, Go, Node, SQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, Open Source RDBMS, NoSQL
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11h
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Back-End Developer
Springfield, Virginia, United States
$100k-$145k/yr OnsiteFull Time
VISTA Technology Services
VISTA Technology Services: Provides technical services for government and defense agencies.
8+ YOEBachelor's degree,8+ years back-end experience,active DoD clearance (Top Secret/SCI),expertise in server-side languages,APIs,databases,security practices for classified environments.
Python, Java, C#, Ruby, Docker, Kubernetes, Django, Spring, .NET, MongoDB, Cassandra, REST, GraphQL, AWS, Azure, GCP, Node.js, PostgreSQL, MySQL, Kafka, RabbitMQ, Redis, Memcached, Terraform, Ansible, AWS Lambda, Azure Functions
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2mo
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Software Engineer - Backend (Cleared)
Minneapolis or Washington
$125k-$190k/yr HybridFull Time
Swoop Technologies
Swoop Technologies: Distributed operating system for military and critical infrastructure.
3+ YOEActive US security clearance required; Bachelor’s in CS or related field; 3+ years backend development; proficient Python; Kubernetes experience; knowledge of software security standards.
Python, Kubernetes, Django, PostgreSQL, Solr, Rust
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2w
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Back-End Software Developer
Arlington, Virginia, United States
OnsiteFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
U.S. citizen with active Secret clearance; proven API development using C#/.NET Core or .Net Framework; PL/SQL and relational DB experience; REST/JWT, Git/GitLab, Docker, CI/CD; enterprise application development in Agile.
C#, .NET Core, .Net Framework, PL/SQL, SQL, Git, GitLab, REST, JWT, Docker, CI/CD, VB.NET
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2mo
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Software Engineer (Backend), Content Foundations
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Mexico City or Miami or New York City or Ottawa or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Toronto or Vancouver or Washington, D.C.
$104k-$187k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
4+ YOE4+ years as a software engineer; backend/data pipelines; comfortable with messy data; proficient in Ruby, Python, or Go; AWS experience; SQL; collaborative and communicative.
Ruby, Python, Go, AWS, S3, SQS, SNS, SQL
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1mo
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Sr Backend Developer
Herndon, Virginia, United States
RemoteFull Time
BDR Solutions
BDR Solutions: Provider of IT, engineering, and consulting for federal agencies.
7+ YOEBachelor's degree, U.S. citizenship with Public Trust eligibility, 7+ years back-end development (3+ years senior/lead), AWS/Kubernetes experience, CI/CD (Jenkins/GitHub Actions), and tools such as Git, SonarQube, NexusIQ, Selenium, AppDynamics.
AWS, Kubernetes, Jenkins, GitHub Actions, SonarQube, NexusIQ, Selenium, AppDynamics, Git, NIST 800-53, FISMA, FedRAMP, IRS Publication 4812
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5d
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Backend Software Developer (Telework) (BT-2)
Annapolis Junction, Maryland, United States
$190k-$225k/yr HybridFull Time
Legato
Legato: Delivers IT engineering and cybersecurity services to defense agencies.
14+ YOETS/SCI with Polygraph, 14+ years software engineering experience, proficiency in Java/C++/Python, AWS, Git, PostgreSQL/SQL, Jira/Confluence, Agile, testing, and technical documentation; bachelor's degree or 5 additional years experience.
Java, C++, Python, Git, PostgreSQL, SQL, Amazon Web Services (AWS), Jira, Confluence
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3mo
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Backend Engineer
Tysons Corner, Virginia, United States
HybridFull Time
Pansophic Learning
Pansophic Learning: Provides global K-12 education and digital learning solutions.
10+ YOE10+ years software development; 5+ years Node.js/Express; expert JavaScript/TypeScript; REST APIs; SQL (PostgreSQL); NoSQL; AWS; Unix/Linux; strong problem solving; collaboration; background checks.
Node.js, Express, JavaScript, TypeScript, REST APIs, PostgreSQL, MongoDB, DynamoDB, AWS, Lambda, ECS, EC2, RDS, S3, API Gateway, Git, Unix/Linux, Docker, Docker Compose, AWS CDK
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3mo
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Senior Backend Engineer
Vienna, Virginia, United States
OnsiteFull Time
Antithesis
Antithesis: Autonomous software testing platform for deterministic bug detection.
5+ YOE5+ years software engineering; Rust preferred; API/service/storage backend experience; distributed systems; on-call readiness; mentorship.
Rust, APIs, Storage engines, Query engines
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