293 senior backend developer jobs at 126 companies in Rosedale, MD
3mo
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Senior Backend Developer
Vienna, Virginia, United States
OnsiteFull Time
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
1w
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Senior Backend Engineer
Vienna, Virginia, United States
OnsiteFull Time
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++
2mo
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Senior Engineer, Backend
Washington, District of Columbia, United States
HybridFull Time
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
3w
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Senior Backend Developer (Java / Integrations)
Falls Church, Virginia, United States
$90k-$150k/yr HybridFull Time
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
3w
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Backend Developer
Bethesda, Maryland, United States
$110k-$115k/yr OnsiteFull Time
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
1mo
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Senior Backend Engineer
Columbia, Maryland, United States
$100k-$120k/yr HybridFull Time
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
3w
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Backend Developer - Contingent
United States or McLean
RemoteFull Time
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
2mo
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Senior Backend API Engineer
Linthicum, Maryland, United States
OnsiteFull Time
7+ YOEActive TS/SCI with polygraph required; 7+ years backend development experience with Python, RESTful APIs, Django/Flask, Docker, MariaDB/MongoDB; experience with Git, Jira, Confluence; strong troubleshooting and communication skills.
Python, Django, Flask, MariaDB, MongoDB, JSON, XML, Docker, Git, Jira, Confluence, AWS
1mo
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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
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
2w
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Senior Backend Software Engineer
San Francisco or Los Angeles or Washington or San Diego or Seattle or London
$140k-$240k/yr OnsiteFull Time
Backend and cloud engineering role requiring scalable distributed systems experience, production ownership, and ability to obtain and maintain U.S. security clearance; U.S. Person status required.
Microsoft Azure, Python, Terraform, Kubernetes, TypeScript, React
5d
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Lead Backend Engineer
Washington, District of Columbia, United States
$142k-$213k/yr OnsiteFull Time
8+ YOE4+ MgmtRequires 8+ years of backend software engineering, 4–6+ years leading technical projects, expert Golang, AWS, Kubernetes, Terraform, distributed systems, microservices, APIs, databases, and mentoring experience.
Golang, AWS, Kubernetes, Terraform, REST APIs, SQL, NoSQL, CI/CD, DevOps
1mo
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Backend / Integration Engineer
Washington, District of Columbia, United States
$75-$80/hr HybridFull Time
6+ YOEBachelor's in CS or related (or equivalent experience),6+ years experience (4+ in backend/API integration),strong Python backend skills,REST async integration,Databricks/Spark familiarity,JSON schema design,active Secret clearance with TS/SCI eligibility.
Databricks REST API, Databricks, Spark, Python, JSON, Duality, ServiceNow REST API, ZenML, React, REST API
3w
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Senior Backend Software Engineer (USA Remote)
Washington, District of Columbia, United States
$112k-$187k/yr RemoteFull Time
5+ YOE5+ years backend development experience, strong Java (preferred) or Python/Node.js skills, AWS Lambda/API Gateway/DynamoDB experience, serverless and microservices knowledge, Git and CI/CD (github actions), mentoring ability.
AWS Lambda, API Gateway, DynamoDB, Java, Python, Node.js, Git, github actions
1mo
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Sr. Backend Engineer (.NET Core)
Washington or Falls Church
RemoteFull Time
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
3w
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Mid Level - Backend Software Engineer
Laurel, Maryland, United States
$120k-$181k/yr HybridFull Time
8+ YOEMinimum 8 years application design and development experience with backend databases, full lifecycle development, Python backend services, REST APIs, cloud environments, automated testing, Docker/Kubernetes, and Agile delivery.
React, Angular, Python, PyTest, JUnit, Docker, Kubernetes, AWS, REST, JavaScript, C++, Perl, Ruby
3w
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Library Support Backend Developer
Beltsville, Maryland, United States
OnsiteFull Time
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
2mo
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Backend Developer (TS/SCI Required)
Alexandria, Virginia, United States
$150k-$190k/yr OnsiteFull Time
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
1d
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Backend API Developer
Arlington, Virginia, United States
$119k-$161k/yr OnsiteFull Time
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
3mo
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Backend Software Engineer
Gaithersburg, Maryland, United States
$108k-$195k/yr OnsiteFull Time
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
1mo
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Backend Software Engineer - Sensors and Tracking
Seattle or Arlington
OnsiteFull Time
4+ YOE4+ years software engineering experience, hands-on hardware/sensor data integration, production backend systems, proficiency in Python or Go, ability to operate in ambiguous environments.
Python, Go
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