140 cloud backend developer jobs at 70 companies in Westminster, MD

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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
1w
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Mid Level - Backend Software Engineer
Laurel, Maryland, United States
$120k-$181k/yr HybridFull Time
ELEVI Associates
ELEVI Associates: Provides cyber security and IT engineering for federal agencies.
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
1w
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Backend Developer - Remote
Washington or United States
RemoteFull Time
Lucky Rabbit
Lucky Rabbit: Provides software modernization and digital transformation services.
US citizens only. Strong Ruby on Rails experience, OOP and design patterns, ETL/data transformation, relational databases (PostgreSQL/MySQL), RESTful APIs, Git, strong problem-solving and communication skills.
Ruby on Rails, PostgreSQL, MySQL, Git, Sidekiq, Resque, AWS, Azure, Google Cloud, Docker, CI/CD
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
1w
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Java Backend Developer Senior
Ashburn, Virginia, United States
$120k-$160k/yr HybridFull Time
SAIC
SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.
5+ YOE5+ years Java/J2EE development, BS in Computer Science/Engineering, cloud and AWS Lambda experience, NoSQL, Docker/Kubernetes, Spring Boot, strong SQL/JDBC/JPA/Hibernate and CI/CD skills.
Java, J2EE, JEE, AWS, AWS Lambda, MongoDB, DocumentDB, DynamoDB, Docker, Kubernetes, Spring Boot, Oracle, XML, JSON, Unix, Linux, JDBC, JPA, Hibernate, GitLab, JIRA, Jenkins, React, IBM MQ, JMS, EJB, MDB, Weblogic, Websphere, JBOSS
2w
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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
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
1w
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Java Backend Developer Senior
Ashburn, Virginia, United States
HybridFull Time
SAIC
SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.
5+ YOEBS in CS or Engineering,5+ years software development with strong Java J2EE/JEE,2+ years cloud/serverless (AWS Lambda),NoSQL and SQL DB experience,Docker/Kubernetes,CI/CD tools;US citizenship and ability to obtain Public Trust required.
Java J2EE/JEE, AWS Lambda, MongoDB, DocumentDB, DynamoDB, Docker, Kubernetes, Spring Boot, SQL, XML, JSON, Unix, JDBC, JPA, Hibernate, Gitlab, JIRA, Jenkins, React, IBM MQ, JMS, EJB, MDB, Weblogic, Websphere, JBOSS
3w
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Distinguished Engineer, Back End (Remote Eligibe)
Cambridge or United States or McLean or Richmond or New York City
$245k-$335k/yr RemoteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
7+ YOEBachelor's degree and 7+ years in software engineering/architecture, experience with distributed HPC/ML systems, cloud platforms, and mentoring; strong coding and AI/ML practice.
AI and ML frameworks, AWS, Microsoft Azure, Google Cloud, Python, Java, Go, Scala, JavaScript, TypeScript
1w
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Software Engineer - Backend
Arlington, Virginia, United States
$114k-$158k/yr OnsiteFull Time
Two Six Technologies
Two Six Technologies: Develops cybersecurity and data systems for national security missions.
3+ YOEBackend development experience (3+ years) with object-oriented languages (Golang or Python), databases (SQL/NoSQL), containerization, cloud and DevOps tooling; eligibility for TS/SCI clearance.
Golang, Python, SQL, NoSQL, Linux, Mac, git, Docker, kubernetes, nomad
2mo
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Staff Software Engineer - Backend
Torrance or Washington D.C.
$161k-$224k/yr OnsiteFull Time
Northwood Space
Northwood Space: Manufacturing ground stations and providing satellite communication infrastructure.
7+ YOE7+ years software development; 3+ years cloud services; distributed scheduling systems; cloud proficiency (AWS/Azure/GCP).
Kubernetes, Cloud platforms, APIs, CI/CD, Databases, Message queues
1mo
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Software Engineer II - Backend/Platform Agentic AI
Arlington, Virginia, United States
$106k-$169k/yr OnsiteFull Time
Mastercard
MastercardNYSE: MA: Global payment processing and financial technology service provider.
Strong Java and Spring Boot backend experience, production AI/LLM integration, microservices and REST API design, CI/CD and observability, cloud (AWS or Azure), testing discipline, and production operations experience.
Java, Spring Boot, Python, LangGraph, LangChain, Databricks, Snowflake, OpenAI, Anthropic, Azure OpenAI, Kubernetes, Docker, AWS, Azure, REST APIs, CI/CD, RAG
3w
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Staff Software Engineer (Backend) - Billing Platform *HYBRID*
Palo Alto or Falls Church or Frisco or Washington or Baltimore or Dallas or Bethesda or Fort Worth
$110k-$230k/yr HybridFull Time
GEICO
GEICO: Provides vehicle and property insurance services to consumers.
8+ YOE8+ years software development experience with large-scale systems; proficiency in Java/Kotlin/Golang, SQL/NoSQL, Kafka, Spark, Airflow, cloud and DevOps practices; strong communication and system design skills.
Java, Kotlin, Golang, SQL, NoSQL, Kafka, Spark, Airflow
1mo
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Software Engineer II - Front End/ Back End
McLean, Virginia, United States
$110k-$120k/yr RemoteFull Time
Ad Hoc
Ad Hoc: Builds user-centered digital services and platforms for government agencies.
5+ YOEBachelor's degree and 5+ years experience; expertise in Golang, Angular, cloud (ideally AWS), SQL, CI/CD with Jenkins; strong problem-solving and communication skills; eligible for Public Trust.
Golang, Angular, AWS, SQL, Jenkins
1mo
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DevOps Cloud Engineer - TS/SCI with Polygraph
McLean, Virginia, United States
$143k-$187k/yr OnsiteFull Time
General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.
8+ YOETS/SCI with Polygraph required, 8+ years experience in cloud engineering/DevOps, Java and SPA frontend/backend experience, CI/CD, AWS services, database and monitoring skills, bachelors degree or equivalent.
Amazon Web Services (AWS), Artifactory, CloudFormation, CSS, Docker, EC2, ECS, GOTS Nitro, HTML, Jenkins, JPA2, JVM, Java, JavaScript, Kubernetes, Lambda, Microsoft Excel?, maven, MySQL, Node.js, Oracle, Platforma, PostgreSQL, Postgres, Python, Q, RDS, REST, Ruby, Ruby on Rails, S3, SQS, SNS, Splunk, SQL, Spring, Spring Boot, Hibernate, TypeScript, Vue, git, gradle
1mo
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Technology Consultant 2
Plano or Richardson or Raleigh or Reston or Tempe
OnsiteFull Time
Infosys
InfosysNYSE: INFY: Provides IT consulting, software development, and business outsourcing services.
Experience with Java and Spring Boot, REST APIs, microservices, cloud (AWS), databases (SQL Server/Oracle/MongoDB); bachelor's degree or equivalent experience; US work authorization without sponsorship; willingness to relocate or travel as needed.
Java, Core Java, Java 8, Spring Boot, Microservices, AWS, REST, Kafka, MQ, OpenShift, Spring Security, JPA, XML, XSLT, JAXB, JAXP, MVC, JUnit, SQL Server, Oracle, MongoDB
1mo
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Full Stack Software Engineer (AI and Cloud)
Annapolis Junction, Maryland, United States
OnsiteFull Time
Tiber Technologies: Providing specialized engineering and security services for federal missions.
U.S. citizen with active polygraph security clearance; bachelor’s in computer science/engineering; experience with JavaScript/TypeScript, Node.js, React/Material UI, Docker, Linux, MongoDB, and GitLab CI/CD; frontend/backend/cloud work.
JavaScript, TypeScript, Node.js, React, Material UI, Linux, Ubuntu, Amazon Linux, Docker, MongoDB, GitLab, Java, Spring Boot, Python, Flask, Kubernetes, Blender, Unreal Engine, GIMP, Adobe Photoshop, Adobe Illustrator, AWS, GitHub Copilot, AI/ML
1mo
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Software Engineer
Herndon or McLean or Chantilly
OnsiteFull Time
M1 Technology
M1 Technology: Developing mission-critical technology for the U.S. intelligence community.
Proficiency with modern front-end JavaScript frameworks or backend languages, microservices architecture, AWS cloud development, SQL and NoSQL databases, and RESTful API development.
React, Angular, Vue.js, Java, Python, NestJS, NodeJS, TypeScript, React Query, AWS, Lambda, DynamoDB, S3, API Gateway, PostgreSQL, MySQL, MongoDB, RESTful APIs, Camunda, Flowable, n8n.io, JIRA, Confluence, CI/CD
2mo
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Lead Software Developer
Washington, District of Columbia, United States
OnsiteFull Time
AnaVation
AnaVation: Providing technical engineering and cybersecurity solutions for federal agencies.
11+ YOELead software developer with active Secret clearance; 11+ years in secure, scalable enterprise apps; Bachelor's degree; strong cloud, security, and modernization skills.
JCAM, eMASS, Xacta, Archer, Cloud-native development, Backend development, Frontend engineering, Database engineering, Security engineering, API integration, DevOps, Infrastructure optimization, Enterprise software architecture, Automation, Data engineering and analytics
2mo
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Software Engineer - Senior
Bolling AFB, District of Columbia, United States
OnsiteFull Time
Spear AI
Spear AI: Develops AI software and sensors for maritime defense operations.
8+ YOE8+ years hands-on software development, TS/SCI clearance with CI Poly, full stack with modern JS and backend, cloud-native, DevSecOps, leadership.
React, Angular, Vue, Python, FastAPI, Django, Node.js, Java, Spring, Go, REST, GraphQL, PostgreSQL, MySQL, MongoDB, Redis, Docker, Kubernetes, OAuth, SAML, OIDC, MCP, GitLab, SAST, DAST