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373 backend developer jobs at 134 companies in Virginia

1mo
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Backend Developer - Contingent
United States or McLean
RemoteFull Time
Aretum
Aretum: Private government contractor providing technology-enabled mission support services to federal defense, intelligence, and civilian 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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3mo
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Senior Backend Developer
Vienna, Virginia, United States
OnsiteFull Time
Chenega Agile Real-Time Solutions
Chenega Agile Real-Time Solutions: Alaska Native-owned IT services contractor delivering enterprise operations, modernization, cybersecurity, cloud, and software services to federal customers.
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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3mo
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Backend Software Developer
Springfield or Vienna or St. Louis
OnsiteFull Time
INCATech
INCATech: 100%-woman-owned IT consulting firm delivering geospatial, cloud, data, design, and acquisition services to government and commercial organizations.
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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3w
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Java Python backend Developer
Phoenix or Plano or Raleigh or Reston or Richardson
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Global leader in next-generation digital services and consulting.
Proven backend development experience with Java and Python, Spring Boot, microservices, GitLab, Terraform, PostgreSQL; bachelor\u0002s or equivalent; ability to work across SDLC and collaborate with cross-functional teams.
Java, Python, Spring Boot, microservices, GitLab, Terraform, PostgreSQL, AWS, Continuous integration (CI/CD), SQL
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2w
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Senior Backend Engineer
Vienna, Virginia, United States
OnsiteFull Time
Antithesis
Antithesis: Software reliability platform that autonomously tests mission-critical systems for engineering teams.
5+ YOE5+ years of software engineering experience; expertise in APIs, services, storage or data-intensive backend systems, distributed systems, correctness, testing, and system performance.
Rust, C, C++
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Senior Backend Developer (Java / Integrations)
Falls Church, Virginia, United States
$90k-$150k/yr HybridFull Time
BizFlow
BizFlow: Private U.S. low-code workflow automation serving federal agencies and commercial enterprises.
10+ YOE10+ years backend development with strong Java and SQL, experience building REST/SOAP integrations, mentoring developers, troubleshooting across application/database/server layers, and familiarity with enterprise systems.
Java (Java 11+), Spring Framework, Spring Boot, Hibernate/JPA, Querydsl, Spring Integration, Apache Camel, BizFlow M, BizFlow AppDev, Oracle, Microsoft SQL Server, RESTful APIs, SOAP Web Services, gRPC, JSON, XML, SAML, OAuth 2.0, JWT, mTLS, OWASP, Tomcat, WildFly/JBoss, Docker, AWS, Git, GitHub, Jira, Confluence, Microsoft SharePoint, Postman, Jenkins, GitHub Actions
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Backend Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
Blue Ridge Dynamics
Blue Ridge Dynamics: Software development and engineering services serving federal government and commercial businesses with custom digital solutions.
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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Sr Backend Engineer
Reston, Virginia, United States
RemoteFull Time
Trillion Technical Solutions, Inc.
Trillion Technical Solutions, Inc.: Private IT consulting firm serving federal agencies and commercial organizations with cybersecurity, cloud, data, AI, and healthcare technology services.
8+ YOERequires 8–10 years of software development experience, proficiency in TypeScript/JavaScript, Java, or Python, and knowledge of RESTful APIs, databases, microservices, troubleshooting, and AI-assisted development.
TypeScript, JavaScript, Java, Python, GraphQL, AWS, GitHub Copilot, ChatGPT
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Backend Software Engineer
Sterling, Virginia, United States
OnsiteFull Time
Molg
Molg: Private U.S. robotics providing robotic microfactories and design software for circular electronics manufacturing.
5+ YOE5+ years developing production backend systems; microservices and RESTful APIs; proficiency in an object-oriented language; Docker and CI/CD; Unix, shell scripting, testing, and distributed systems experience.
Docker, Docker Compose, Kubernetes, GitHub Actions, GitLab CI, Unix, sh, bash, zsh, C++, Rust, Ruby, Python, Java, CNC, 3D printers
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2mo
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Sr Backend Developer
Herndon, Virginia, United States
RemoteFull Time
BDR Solutions
BDR Solutions: Service-disabled veteran-owned small IT services firm modernizing health, social-service, and disaster-relief systems for U.S. 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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Senior Backend Software Engineer
Arkansas or California or Colorado or District of Columbia or Florida or Illinois or Massachusetts or Maryland or Maine or Michigan or New Jersey or Ohio or Pennsylvania or South Carolina or Texas or Utah or Virginia or Washington
$165k-$195k/yr RemoteFull Time
SITE Technologies
SITE Technologies: AI-powered facility intelligence platform helps commercial, industrial, and retail property owners assess assets and plan maintenance.
5+ YOE5+ years backend development experience with Python and FastAPI, strong backend architecture, relational modeling, AWS services, Docker, CI/CD, and cross-team communication.
Python, FastAPI, PostgreSQL, SQLAlchemy, Alembic, Flyway, AWS, ECS, Lambda, RDS, S3, IAM, Docker, Git, CI/CD, GitHub Actions, AWS CodePipeline, Claude Code, Cursor, Terraform, Terragrunt, Datadog, Sentry, LangGraph, Claude Code SDK, Amazon Bedrock
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Software Developer - Backend
Chantilly, Virginia, United States
OnsiteFull Time
LT Consulting
LT Consulting: Minority-owned IT consulting firm delivering software, systems, database, and integration services to Intelligence Community customers.
Requires active TS/SCI clearance with polygraph, bachelor's degree, backend API development experience, Java, Spring Boot, Node, Express, Python, Flask or Django, databases, Git, Agile, JIRA, and Confluence.
Java, Spring Boot, Node, Express, Python, Flask, Django, RESTful APIs, PostgreSQL, MySQL, Oracle, OAuth 2.0, OpenID Connect, Gradle, Maven, NPM, Pip, Git, JIRA, Confluence, AWS, Amazon EC2, Amazon RDS, Amazon S3, Amazon SQS, AWS Lambda, Docker, Kubernetes, Prometheus, Grafana, ELK, Redis, Memcached
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Sr. Backend Engineer (.NET Core)
Washington or Falls Church
RemoteFull Time
Data Society
Data Society: Private consulting and training firm delivering AI, data science, and workforce upskilling solutions to corporations and governments.
6+ YOE6+ years backend development with 4+ years .NET Core/C#, experience leading offshore teams, Azure SQL, Azure Service Bus, Azure API Management, CI/CD with Azure DevOps and Veracode, API and microservices design.
.NET Core, C#, Azure SQL, Azure Service Bus, Azure API Management (APIM), Azure DevOps, Veracode, React, Oracle Fusion Cloud, Claude Code, GitHub Copilot, Cursor
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2mo
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Backend AI engineer
Tysons, Virginia, United States
RemoteFull Time
Cav
Cav: Private cybersecurity software automating continuous compliance for government agencies, enterprises, and critical infrastructure.
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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3mo
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Backend Software Engineer - Saga
New York or Seattle or Arlington or Rosslyn
OnsiteFull Time
Rune Technologies
Rune Technologies: Logistics wins wars. Rune wins logistics.
4+ YOE4+ years backend software engineering; experience with GenAI systems, vector databases, LLM integrations, and evaluation harnesses; strong problem solving and ownership.
GenAI, vector databases, LLM integrations, RAG architectures, tool-call frameworks, production-grade software
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2mo
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Backend Developer (TS/SCI Required)
Alexandria, Virginia, United States
$150k-$190k/yr OnsiteFull Time
Accrete
Accrete: Private AI software licensing expert AI agents to government and enterprise customers for high-stakes decisions.
10+ YOE10+ years software development; 5+ years as software architect; TS/SCI with counterintelligence polygraph; Bachelor in CS; cloud experience (AWS/Azure/Google Cloud); Python; Go/Rust/Java; knowledge of auth, caching, and distributed systems.
Python, Go, Rust, C/C++, Java, Kubernetes, LDAP, SAML, OAuth, JWT, AWS, Azure, Google Cloud
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2w
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Back End Developer
McLean or Fort Belvoir
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
Java enterprise development, Spring or Quarkus, Git, GitLab CI/CD, teamwork, Top Secret clearance, high school diploma/GED, and Security+ certification eligibility within 3 months.
Java, Spring, Quarkus, Git, GitLab CI/CD, Python, Bash, Docker, Kubernetes, Kafka Streams, Kafka, Spark, Neo4j, Advana, Data Catalogs, Extract, Transform, and Load (ETL)
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2w
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Back End Developer
McLean, Virginia, United States
$87k-$198k/yr OnsiteFull Time
Booz Allen Hamilton
Booz Allen HamiltonNYSE: BAH: Global firm providing management, technology, and engineering consulting services.
Java enterprise development, back-end frameworks, Git, GitLab CI/CD, teamwork, high school diploma/GED, Top Secret clearance, and Security+ certification eligibility within three months.
Java, Spring, Quarkus, Git, GitLab CI/CD, Python, Bash, Docker, Kubernetes, Kafka Streams, Kafka, Spark, Neo4j, Advana, Extract, Transform, and Load (ETL)
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1w
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Backend API Developer
Arlington, Virginia, United States
$119k-$161k/yr OnsiteFull Time
General Dynamics Information Technology
General Dynamics Information TechnologyNew York Stock Exchange: GD: Provider of enterprise IT services and defense solutions.
8+ YOERequires a bachelor's degree in computer science or engineering or equivalent, 8+ years of relevant experience, U.S. citizenship, and Public Trust eligibility. Experience with scalable services, streaming, authorization, containers, cloud, and production operations.
REST, Kafka, Amazon Managed Streaming for Apache Kafka (MSK), Event Hubs, API gateways, service meshes, AWS Lambda, Azure Functions, WebSocket, server-sent events
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3w
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Backend Data Engineer
Massachusetts or California or Maryland or Texas or Virginia or Dubai or Bosnia And Herzegovina or Croatia or Serbia or Belgrade or Sarajevo or Tuzla or Washington
HybridFull Time
Ruya AI
Ruya AI: Venture-backed defense-technology building AI-native intelligence software for sovereign institutions and affiliated organizations.
Production experience with Python, FastAPI, TypeScript, Express, PostgreSQL, OAuth/OIDC, JWT, authorization, service contracts, testing, observability, and distributed-system reliability.
Python, FastAPI, TypeScript, Express, PostgreSQL, OIDC, JWT, Sentry, Langfuse, Pydantic, asyncio, Snowflake, ClickHouse, NetworkX, Temporal, GCP, AWS, REST APIs, SSE, WebSocket
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