74 backend developer jobs at 50 companies in Delta, PA

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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
3w
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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
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
2w
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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
3w
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Backend API Engineer Technical Lead II
Charlotte or Malvern
HybridFull Time
Vanguard
Vanguard: Provides mutual funds, ETFs, and investment management services.
8+ YOE8+ years related experience, 3+ years Node.js, proficient in TypeScript and NestJS, experience with AWS, CI/CD, GitHub Actions, REST/Spring Boot/Java a plus; undergraduate degree or equivalent; strong communication and mentoring skills.
Node.js, Typescript, NestJS, Visual Studio Code, RESTful Services, Spring Boot, Java, CI/CD Pipeline, Github Actions, Git/GitHub, JIRA, AWS ECS Fargate, AWS EKS, AWS Lambda, XCode, SWIFT, Android Studio
3w
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Drupal Backend Engineer, (Consultant, Engineering & Technical Services)
Baltimore or Alabama or California or Delaware or District of Columbia or Florida or Georgia or Maryland or New Jersey or New York or North Carolina or Pennsylvania or South Carolina or Tennessee or Texas or Virginia or West Virginia
$96k-$133k/yr RemoteFull Time
Fearless
Fearless: Digital services firm delivering IT solutions for government agencies.
5+ YOE5+ years Drupal development with Drupal 11, ability to build custom modules/APIs, security and performance remediation, experience with DDEV/Docker, testing (Cypress, PHPUnit), Git workflows, and ability to obtain Public Trust clearance.
Drupal, DDEV, Docker, Xdebug, Cypress, PHPUnit, Git, GitHub Copilot, VS Code, PHPStorm, Jira, Confluence, Slack, Zoom, Microsoft Teams, Twig
1mo
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Application Developer (backend) 4
Linthicum, Maryland, United States
$198k-$212k/yr OnsiteFull Time
Lentech
Lentech: Provides mission-critical IT and engineering solutions for government agencies.
6+ YOEDevelop backend Python microservices and ReST endpoints using Django/Flask; work with MongoDB or MariaDB, Docker, and CI tooling; 6+ years experience typically required depending on degree.
Python, Docker, Django, Flask, MariaDB, MongoDB, ReST, JSON, XML, Jira, Confluence, Git, AWS
2mo
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Software Engineer III - Front End/ Back End
Columbia, Maryland, United States
$110k-$130k/yr RemoteFull Time
Ad Hoc
Ad Hoc: Builds user-centered digital services and platforms for government agencies.
8+ YOE8+ years software engineering experience (or equivalent), strong Java and Spring Boot backend skills, RESTful API and microservices experience, relational DB experience, Git and CI/CD familiarity, US citizenship and DHS Public Trust eligibility.
Java, Spring Boot, RESTful APIs, Oracle, PostgreSQL, Microsoft SQL Server, Git, Docker, Kubernetes, EKS, Jenkins, GitHub, SonarQube, Splunk, Kafka, New Relic, Angular, React, C#, .NET, VB.NET, C++, Tomcat, Oracle SQL Developer, AWS
1w
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Software Engineer (Backend Focus)
Annapolis Junction, Maryland, United States
$120k-$240k/yr OnsiteFull Time
Set of X
Set of X: Provides specialized engineering services for U.S. national security missions.
8+ YOE8+ years experience, expert in Java or C#, Gradle/Maven, Docker/Kubernetes, Git; experience with graph databases (Neo4j) and high-performance tuning; TS/SCI with polygraph required.
Java, C#, Gradle, Maven, Docker, Kubernetes, Git, Neo4j
1mo
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: AI-powered decision intelligence for complex mission environments.
3+ YOE3+ years software engineering with a technical Bachelor's (or 7+ years experience), strong Java and Spring Boot skills, MongoDB or similar DB experience, and automated testing experience; active TS/SCI with poly required.
Java, Spring Boot, MongoDB, Apache Kafka, Linux, Vue.js
1mo
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Junior Software Developer (Backend Focused)
Annapolis Junction, Maryland, United States
OnsiteFull Time
BigBear.ai
BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.
3+ YOE3+ years software engineering experience with strong Java and Spring Boot skills, RESTful services, MongoDB/NoSQL experience, automated testing, and TS/SCI with poly clearance required.
Java, Spring Boot, MongoDB, Vue.js, Apache Kafka, Linux
4d
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Full Stack Software Engineer (Backend Focus)
Fort Meade or Columbia
$150k-$190k/yr OnsiteFull Time
Visionist
Visionist: Provides software engineering and data analytics for national security.
8+ YOEBachelor's degree in a technical discipline or equivalent experience, 8 years of software development, Python, data frameworks, SQL, databases, Git, GitLab, front-end frameworks, and production support experience.
Python, Pandas, Polars, SQL, SQLite, PostgreSQL, MySQL, Git, GitLab, TypeScript, JavaScript, React
1w
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Software Engineer (Back-end, API, Python)
Fort Meade, Maryland, United States
OnsiteFull Time
Themis Insight
Themis Insight: Provides technical consulting and data analytics for national security.
4+ YOETS/SCI with polygraph required; Bachelor's in Computer Science or related (or 4 years SWE experience substitution); 4 years IT application systems experience; 2 years developing core applications; Python experience.
Python
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
3w
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Software Engineer 1 - Back-End/DevOps
Annapolis Junction, Maryland, United States
$130k-$270k/yr OnsiteFull Time
Captivation Software
Captivation Software: Provides specialized software engineering for the intelligence and defense communities.
7+ YOEMust hold Top Secret/SCI with favorable Polygraph, 7+ years SWE experience, bachelor’s in CS or related (or 4 years substitution), experience with Spring Boot/Java, AWS, Terraform/CloudFormation, CI/CD, monitoring and testing.
Spring Boot, Java, AWS, ECS, Lambda, RDS, S3, Terraform, CloudFormation, CI/CD, CloudWatch, Prometheus, ELK
3w
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SharePoint Engineer (Back End) - TS/SCI w/Polygraph
Annapolis Junction or Sterling
$147k-$199k/yr OnsiteFull Time
GDIT
GDITNYSE: GD: Delivers IT and mission services to government agencies.
8+ YOEActive TS/SCI with polygraph, DoD 8570 IAT Level II cert, 8+ years related experience, SharePoint on-prem and Online experience, PowerApps/Power Automate, back-end programming experience, systems engineering skills.
SharePoint, SharePoint Online, PowerApps, Power Automate, PowerShell, Python, JavaScript, Java, Perl, Ruby, C++
1mo
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SOFTWARE ENGINEER - Back End/AWS - 14+ yrs of Experience (PARTIAL TELEWORK) - TS/SCI w/Poly clearance is required - BT
Annapolis Junction, Maryland, United States
$224k-$231k/yr HybridFull Time
Halogen Engineering Group
Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.
11+ YOETS/SCI with polygraph required. 11+ years software engineering experience (Master's +11 years OR Bachelor's +14 years OR HS/GED +18 years). Experience with AWS, Git, Java/C++/Python, PostgreSQL/SQL, Jira, Confluence, Agile, testing and technical documentation.
Amazon Web Services, Git, Java, C++, Python, PostgreSQL, SQL, Jira, Confluence
1w
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Software Engineer Level 4
Elkridge, Maryland, United States
OnsiteFull Time
Base-2 Solutions
Base-2 Solutions: Delivers engineering and technology services for national security.
Active TS/SCI with CI Polygraph, backend development, data engineering, API development, Python, FastAPI, PostgreSQL, Elasticsearch, and high-performance integrations.
Python, FastAPI, PostgreSQL, SQL, Elasticsearch
1mo
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Software Engineer
Annapolis Junction, Maryland, United States
$115k-$251k/yr OnsiteFull Time
Vibrint
Vibrint: Provides mission-critical systems and data analysis for national security.
Experience with backend or cloud-native development (Java, Python, C++, Go), containerization (Kubernetes, Docker), AWS, CI/CD, and distributed systems; active TS/SCI with polygraph and U.S. citizenship required.
Java, Python, C++, Go, Spring Boot, REST APIs, AWS, Kubernetes, Docker, Terraform, SQL, NoSQL, Elasticsearch/OpenSearch, Git, Linux, CI/CD, AI/ML, Big data frameworks
3w
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Software Engineer 2 (D26)
Fort Meade or Anne Arundel County or Howard County or Baltimore
OnsiteFull Time
Davis Unlimited Information Technologies
Davis Unlimited Information Technologies: Provides IT consulting and systems engineering for government agencies.
14+ YOERequires active TS/SCI, 14+ years software engineering experience, Bachelor's in CS (or 4 additional years experience), expertise in backend and systems development, containerization, CI/CD, agile, and leadership of development teams.
Java SE, Python, Git, Shell/bash, Nexus, Maven, JavaScript, HTML5, CSS3, JUnit, IDEs, Docker, Kubernetes, OpenShift, GitLab CI, SonarQube, Spring Framework, Spring Tool Suite, Grit, Jenkins, Hibernate, MySQL, Web Services, Google Web Toolkit, Vaadin