71 senior backend developer jobs at 46 companies in Aberdeen, MD
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Senior Backend Engineer
Columbia, Maryland, United States
$100k-$120k/yrHybridFull Time
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.
Quevera: Software engineering and cloud solutions for government and defense.
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.
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.
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.
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.
Open Data Backend Engineer, (Senior 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
$121k-$159k/yrRemoteFull Time
Fearless: Digital services firm delivering IT solutions for government agencies.
7+ YOE7+ years engineering experience with Drupal 10–11, DKAN familiarity, PHP and SQL proficiency, Git/CI-CD, automated testing, Public Trust clearance eligibility, and US residency requirements.
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.
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.
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.
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.
Palo Alto or Falls Church or Frisco or Washington or Baltimore or Dallas or Bethesda or Fort Worth
$110k-$230k/yrHybridFull Time
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.
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.
Intelliforce: Provides engineering and technical solutions for the intelligence community.
12+ YOETop Secret clearance with Full Scope Polygraph; US citizenship; 12 years of relevant experience with a technical degree; alternative 4 extra years experience in lieu of degree; experience across UI, backend, DevOps; React/Vue/Angular; Python scripting; REST with Spring Boot and Python; Postgres/SQLite; GitLab CI/CD.
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++
ChemoursNYSE: CC: Manufactures specialty chemicals, refrigerants, and high-performance industrial fluoropolymers.
8+ YOEDegree in Computer Science/Engineering, 8+ years backend development with Python and JavaScript, 2+ years production GenAI systems experience, React/TypeScript UI skills, Pydantic proficiency, strong stakeholder communication.
Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients
14+ YOETS/SCI with polygraph required. Bachelor's in Computer Science with 14+ years software engineering experience in Linux (or 18+ years without degree). 5+ years backend/agile development; experience with Java, Springboot, Elastc; strong problem solving.
Elastc, Java, Springboot, JavaScript, SQL, Python, Node.js, Groovy, Scala, NiagraFiles (NiFi), Spring Cloud, Spring Core, Spring Data, CI/CD, Linux
Impruvon Health: Automated medication management and clinical workflow platform for providers.
5+ YOE5+ years software engineering experience, ownership of features from design to production, deep Ruby on Rails backend expertise, relational DB design, strong communication; React and Flutter experience preferred.