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199 back end engineer jobs at 95 companies in Reston, VA

3d
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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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3w
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Back End Developer
McLean, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
Experience with Java and back-end frameworks (Spring/Quarkus), Git/GitLab CI/CD, TS/SCI clearance required; HS diploma or GED required; ability to obtain Security+ within 6 months.
Java, Spring, Quarkus, Git, GitLab CI/CD, Extract, Transform, and Load (ETL), Docker, Kubernetes, Python, Bash, Kafka Streams, Kafka, Spark, Neo4j, Advana
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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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1w
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Back-End Developer, Senior
Washington, District of Columbia, United States
$170k-$190k/yr RemoteFull Time
Potawatomi Federal Solutions
Potawatomi Federal Solutions: Provides administrative and strategic support to tribally owned federal contractors.
7+ YOEBachelor's in Computer Science or related, Public Trust clearance, 7+ years back-end development (3+ years senior), experience with Java/Node.js/Python, AWS, Docker/Kubernetes, CI/CD tools, and federal security standards.
Jenkins, GitHub Actions, SonarQube, Git, NexusIQ, Selenium, AppDynamics, Docker, Podman, Kubernetes, AWS, Java, Node.js, Python
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1d
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Backend Engineer
Washington, District of Columbia, United States
$121k-$165k/yr OnsiteFull Time
The Nuclear Company
The Nuclear Company: Deploys standardized nuclear reactors for utility-scale energy generation.
5+ YOE5+ years building production backend systems and APIs; strong skills in backend languages; experience with databases, cloud (AWS preferred), CI/CD, testing, security, and reliability.
Python, Go, Java, TypeScript, AWS, CI/CD, NOS
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3d
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Backend Developer
Bethesda, Maryland, United States
$110k-$115k/yr OnsiteFull Time
West 4th Strategy
West 4th Strategy: Provides technology and professional services to federal government agencies.
5+ YOE5+ years backend experience with Java/Spring Boot, SQL/Hibernate, microservices, DevSecOps CI/CD, Aurora PostgreSQL; active U.S. citizenship and secret clearance required; bachelor's degree required.
Java, Spring Boot, Aurora PostgreSQL, SQL, Hibernate/JPA, EMR, EKS, API Gateway, Cognito, SQS, SES, Lambda, MQTT, DevSecOps, SAST/DAST
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2mo
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Back-End Developer
McLean, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.
3+ YOE3+ years in software development; experience with Java and Docker; TS/SCI clearance; associate or bachelor’s degree with software engineering experience
Java, Docker
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2mo
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Senior Backend Developer
Vienna, Virginia, United States
OnsiteFull Time
Chenega Corporation
Chenega Corporation: Provides professional government, defense, and facility support services.
5+ YOEBachelor's in CS/engineering/GIS; 5+ years backend experience; Python, Node.js, Java; REST APIs; ArcGIS Enterprise; containerized environments; TS/SCI eligibility.
Python, JavaScript/Node.js, Java, ArcGIS Enterprise, Docker, Kubernetes, REST API, PostgreSQL, PostGIS, SQL Server
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1w
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Junior Back-End/DevOps Developer
Arlington, Virginia, United States
$75k-$157k/yr RemoteFull Time
NTT DATA
NTT DATATokyo Stock Exchange: 9613: Global provider of business and technology consulting and IT services.
4+ YOE4+ years back-end development experience (Python preferred), 1+ year REST API and Git/GitHub experience, 1+ year database experience, ability to obtain Public Trust clearance.
Python, Java, Node.js, OpenAPI, Lambda, SQS, API Gateway, CloudWatch, S3, IAM, ECS, ECR, Terraform, Git, GitHub, PostgreSQL, MySQL, MongoDB, DynamoDB, GitHub Actions, GitLab CI, Jenkins, Docker, FastAPI, Flask, Django
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2w
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Senior Backend Engineer
Columbia, Maryland, United States
$100k-$120k/yr HybridFull Time
Quidient
Quidient: Develops AI for 3D scene reconstruction and virtualization.
4+ YOEBachelor's or equivalent,4+ years building backend systems/APIs,strong AWS,Docker,Python or Node.js,CI/CD and infrastructure-as-code experience,ability to meet security vetting.
AWS Lambda, API Gateway, Amazon S3, Amazon EC2, ECS, EKS, CloudFormation, Docker, Python, Node.js, CI/CD, OAuth, OpenID
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1w
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Back End Developer
Fort Belvoir, Virginia, United States
$185k-$220k/yr OnsiteFull Time
Cape Fox Federal Integrators
Cape Fox Federal Integrators: Provides government agencies with professional, technical, and training services.
8+ YOETop Secret/SCI eligibility with CI Polygraph, Bachelor’s in CS or related, 8+ years backend experience, proficiency with server-side languages, databases, APIs, cloud, containers, and classified-environment security.
Python, Java, C#, Ruby, Node.js, PostgreSQL, MySQL, MongoDB, Cassandra, REST, GraphQL, AWS, Azure, GCP, Docker, Kubernetes, Django, Spring, .NET, Kafka, RabbitMQ, Redis, Memcached, Terraform, Ansible, AWS Lambda, Azure Functions
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2mo
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Back End Developer
Washington, District of Columbia, United States
OnsiteFull Time
Vanda Pharmaceuticals
Vanda PharmaceuticalsNASDAQ: VNDA: Develops and commercializes therapies for unmet medical needs.
4+ YOE4+ years in full stack/developer roles; strong Ruby on Rails; frontend with Vue/React/TypeScript; RESTful and GraphQL APIs; databases PostgreSQL/MySQL/MongoDB/DynamoDB; AWS; CI/CD; healthcare data security knowledge.
Ruby, Ruby on Rails, VueJS, ReactJS, TypeScript, BlueprintJS, TailwindCSS, Bootstrap, RESTful APIs, GraphQL, PostgreSQL, MySQL, MongoDB, DynamoDB, Salesforce, Stripe, Authorize.net, Git, CI/CD, AWS
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2mo
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Federal Back-End Engineer
Washington or United States
RemoteFull Time
Horizon3.ai
Horizon3.ai: Autonomous penetration testing platform for continuous security assessment.
7+ YOEBachelor's in CS or related,7+ years software engineering,expert SQL,cloud (AWS/Azure/GCP),Docker/Kubernetes,GraphQL/ETL experience,ability to obtain/maintain TS clearance.
ETL, GraphQL, Python, Java, Go, Scala, C++, TypeScript, AWS, Azure, GCP, Docker, Kubernetes, SQL, PostgreSQL, Neo4j
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2d
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Backend Developer - Contingent
United States or McLean
RemoteFull Time
Aretum
Aretum: Provides technology-enabled mission support services for federal government agencies.
5+ YOE5+ years backend experience; proficiency with Python, RESTful APIs, AWS, relational/non-relational databases, scalable search, and team-based agile development. Bachelor's degree preferred (or 3 yrs additional experience).
Python, TypeScript, AWS, RESTful APIs, Django, Rails, Ruby
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1mo
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Backend AI engineer
Tysons, Virginia, United States
RemoteFull Time
Cav
Cav: Continuous cyber assurance platform for high-reliability organizations.
3+ YOE3+ years backend or AI engineering experience; strong Python/Java/Go skills; experience with scalable APIs, microservices, cloud (AWS/Azure/GCP), Docker/Kubernetes, LLMs, vector databases, and production ML integration.
Python, Java, Go, LLMs, LangChain, OpenAI APIs, Hugging Face, Pinecone, Redis, vector databases, AWS, Azure, Google Cloud Platform, Docker, Kubernetes, CI/CD pipelines
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1mo
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Senior Engineer, Backend
Washington, District of Columbia, United States
HybridFull Time
VIA
VIA: Provides secure decentralized identity and data privacy software solutions.
Production experience building backend services in TypeScript and Go, PostgreSQL schema and query optimization, AWS and containerized deployments, API design, AI-assisted development experience; U.S. citizenship and bachelor's or equivalent required.
TypeScript, Go, Python, Claude Code, Cursor, AWS, Docker, ECS, EKS, PostgreSQL, REST, gRPC, RabbitMQ, SQS, Kafka, React, OPA/Rego
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4w
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Senior Backend Engineer - Java
United States or Tampa or Boston or Atlanta or New York City or Columbus or Chicago or Philadelphia or Raleigh or Charlotte or Minneapolis or Dallas or Washington D.C. or Austin or Miami or Newark
$152k-$194k/yr RemoteFull Time
Real
RealNasdaq: REAX: Technology-driven brokerage offering residential real estate and title services.
8+ YOE8+ years experience with Java/Spring Boot, JPA/Hibernate, relational databases; experience designing event-driven microservices, strong testing practices, AI-assisted development familiarity, BA/BS or equivalent.
Java 17, Java 21, Spring Boot 3.x, JPA/Hibernate 6, Postgres, Kafka, DynamoDB, Redis, OpenSearch, AWS, Docker, Kubernetes, Datadog, ArgoCD, TeamCity, Claude Code, Cursor, Codex, Model Context Protocol (MCP), GitHub, SonarQube
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22h
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Library Support Backend Developer
Beltsville, Maryland, United States
OnsiteFull Time
One Federal Solution
One Federal Solution: Provides professional and technical services to federal government agencies.
6+ YOE6+ years building enterprise database-driven applications; expert with Python, Django, GraphQL, REST, SQL Server/MySQL/PostgreSQL, Docker, Git; accessibility (Section 508/WCAG) experience required.
Python, Django, GraphQL, REST APIs, SQL Server, MySQL, PostgreSQL, Git, GitHub, Docker, Linux, HTML, XHTML, CSS
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1mo
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Back End Developer (HYBRID)
Annapolis Junction, Maryland, United States
$129k-$206k/yr HybridFull Time
Quevera
Quevera: Software engineering and cloud solutions for government and defense.
7+ YOEActive TS/SCI clearance with Polygraph, 7+ years technical experience, Bachelor's in Computer Science (or 4 additional years' experience), strong Python/Java/C++, PostgreSQL/SQL, AWS, Git, and Agile experience.
Python, Java, C++, PostgreSQL, SQL, Amazon Web Services (AWS), API Gateway, AWS Lambda, Git, Jira, Confluence
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1w
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Back End Developer (Mid)
Fort Belvoir, Virginia, United States
HybridFull Time
Maximus
MaximusNYSE: MMS: Provides government health and human services program administration.
7+ YOEBachelor's degree, Top Secret/SCI clearance, 7+ years development experience with backend, cloud, CI/CD, databases, and integrations; proficiency with AWS, Kubernetes, Jenkins, GitLab, and Jira.
Jira, AWS Infrastructure, Kubernetes, RedHat Linux, Jenkins, GitLab, Postgres, RDS, Exodus, Python, Luna, Java, Docker, OpenJDK, Ansible, Packer, Maven, Sketch, InVision
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