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Hanover • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Hanover • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Hanover • 50 milesRemote · Hybrid · Onsite · Field · All Environments

Hanover • 50 milesRemote · Hybrid · Onsite · Field · All Environments

205 java backend developer jobs at 109 companies in Hanover, MD

PromotedHiringCafe

Founding Backend / Infra Engineer

Cupertino, CA, US

$160k-$300k/yr On-SiteFull Time

HiringCafe

HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.

Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.

Node.js, Python, Elasticsearch, Redis

Help us #BeatIndeed & #BeatLinkedIn

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1mo

Java Backend Developer Senior

Ashburn, Virginia, United States

OnsiteFull Time

SAIC

SAICNYSE: SAIC: Provides engineering, IT, and mission support services to government.

9+ YOEBachelor's in CS or related field; 9+ years Java development; JavaEE, Spring, Spring Boot; AWS, Docker, Kubernetes; Kafka/SQS/Kinesis; NoSQL; REST/GraphQL; CI/CD tools; on-site Ashburn, VA; US citizenship with CBP background.

Java, JavaEE, Spring, Spring Boot, AWS, Docker, Kubernetes, Kafka, SQS, Kinesis, NoSQL, MongoDB, DocumentDB, Cassandra, XML, JSON, Unix/Linux, JPA/Hibernate, REST, GraphQL, Jenkins, Maven, Gitlab, Jira, Dynatrace, Harness

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1mo

Java Backend Developer Senior

Ashburn, Virginia, United States

OnsiteFull Time

SAIC

SAICNASDAQ: SAIC: Provides government and defense clients with technology and engineering services.

9+ YOEBachelor's degree in computer science or related field; 9+ years Java experience; strong Java/JEE, Spring, Spring Boot; experience with Docker/Kubernetes, AWS; SQL/NoSQL, REST/GraphQL; CI/CD tools; Agile familiarity; US citizenship and public trust eligibility.

Java, JavaEE, Spring, Spring Boot, Docker, Kubernetes, AWS, WebLogic, Maven, Artifactory, Jenkins, GitLab, Jira, JPA/Hibernate, SQL, Oracle, NoSQL, Kafka, SQS, Kinesis, XML, JSON, GraphQL, Unix/Linux

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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

Real

RealNasdaq: REAX: Technology-driven brokerage offering residential real estate and title services.

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

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3mo

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3mo

Backend Java Engineer - Clearance Required

Herndon or Chantilly

OnsiteFull Time

BTI360

BTI360: Develops software and AI solutions for national security customers.

Backend Java experience, Spring or Spring Boot, CI/CD, AWS CodeBuild/Jenkins/GitHub Actions, REST APIs, containerization, and data platform integration.

Java, Spring, Spring Boot, CI/CD, AWS, CodeBuild, Jenkins, GitLab CI, GitHub Actions, REST, HTTP, DevSecOps, Terraform, OpenSearch / Elasticsearch / Solr, Kubernetes, Docker

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2mo

Senior Backend Developer

Vienna, Virginia, United States

OnsiteFull Time

Chenega Corporation

Chenega Corporation: Provides professional government, defense, and facility support services.

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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2mo

Backend Software Developer

Springfield or Vienna or St. Louis

OnsiteFull Time

INCATech

INCATech: Geospatial software solutions provider focusing on GIS and enterprise data management.

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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Backend Web Developer

Washington, District of Columbia, United States

OnsiteFull Time

NuAxis Innovations

NuAxis Innovations: Provides IT infrastructure and customer experience solutions for government agencies.

Experience building backend systems with Python and Java, PostgreSQL, Elasticsearch, AWS, Docker, automated testing (Pytest/JUnit), and GitLab; bachelor's or equivalent; strong troubleshooting and communication skills.

Python, Java, PostgreSQL, Elasticsearch, AWS, Docker, Pytest, JUnit, GitLab

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1mo

Backend Software Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

Set of X

Set of X: Provides specialized engineering services for U.S. national security missions.

12+ YOESenior backend developer with Java Spring Boot microservice experience, familiarity with SQL/NoSQL databases, containerization (Docker, Kubernetes, Rancher), CI/CD (GitLab CI, Jenkins), Git, Atlassian tools, automated testing, and TS/SCI clearance with polygraph.

Java, Spring Boot, PostGres, MySQL, Elasticsearch, MongoDB, GitLab CI, Jenkins, Git, Jira, Confluence, Docker, Kubernetes, Rancher

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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

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2mo

Back-End Developer

McLean, Virginia, United States

$87k-$198k/yr OnsiteFull Time

Booz Allen Hamilton

Booz Allen HamiltonNYSE: BAH: Provides technology and management consulting services to diverse organizations.

3+ YOE3+ years in software development; experience with Java and Docker; TS/SCI clearance; associate or bachelor’s degree with software engineering experience

Java, Docker

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2mo

Back-End Developer

McLean, Virginia, United States

$87k-$198k/yr HybridFull Time

Booz Allen Hamilton

Booz Allen HamiltonNYSE: BAH: Consulting and technology services for government and commercial clients

3+ YOE3+ years in software development; Java; Docker; experience with unbounded data streams; TS/SCI clearance; Associate or Bachelor degree with relevant experience

Java, Docker, Kubernetes, Kotlin, Python, Agile

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2mo

Junior Backend Software Developer

Columbia, Maryland, United States

$115k-$160k/yr OnsiteFull Time

Visionist

Visionist: Provides software engineering and data analytics for national security.

3+ YOETop Secret/SCI clearance with polygraph; bachelor's degree; 3 years software development; Java, REST, Spring Boot; MongoDB; automated testing.

Java, Spring Boot, MongoDB, REST, Automated Testing

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1mo

Backend Developer (TS/SCI Required)

Alexandria, Virginia, United States

$150k-$190k/yr OnsiteFull Time

Accrete AI

Accrete AI: AI agents that automate complex decision-making through knowledge engines.

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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3mo

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3mo

Mid-Level Back End Developer

Lackland AFB or Fort Meade

OnsiteFull Time

Titan Technologies

Titan Technologies: Provides IT solutions and services to government agencies.

7+ YOESeven years of software development experience; DoD TS/SCI preferred; 5+ years with multiple tech including Python, Java, Docker, OpenStack, Ansible, Terraform, Kubernetes; backend/REST API focus; CI/CD and DevSecOps.

Python, Java, Docker, OpenStack, Ansible, Packer, Terraform, Kubernetes, Red Hat Enterprise Linux, PostgreSQL, REST, GitLab, Jenkins, Maven, Puppet, Chef, AWS, Jira

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2mo

Backend Software Engineer

Gaithersburg, Maryland, United States

$108k-$195k/yr OnsiteFull Time

teKnoluxion

teKnoluxion: Providing technical engineering and cloud services to the intelligence community.

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

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Back-End Developer, Senior

Washington, District of Columbia, United States

$170k-$190k/yr RemoteFull Time

Potawatomi Federal Solutions

Potawatomi Federal Solutions: Provides administrative and strategic support to tribally owned federal contractors.

7+ YOEBachelor's in Computer Science or related, Public Trust clearance, 7+ years back-end development (3+ years senior), experience with Java/Node.js/Python, AWS, Docker/Kubernetes, CI/CD tools, and federal security standards.

Jenkins, GitHub Actions, SonarQube, Git, NexusIQ, Selenium, AppDynamics, Docker, Podman, Kubernetes, AWS, Java, Node.js, Python

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1mo

Back End Developer (HYBRID)

Annapolis Junction, Maryland, United States

$129k-$206k/yr HybridFull Time

Quevera

Quevera: Software engineering and cloud solutions for government and defense.

7+ YOEActive TS/SCI clearance with Polygraph, 7+ years technical experience, Bachelor's in Computer Science (or 4 additional years' experience), strong Python/Java/C++, PostgreSQL/SQL, AWS, Git, and Agile experience.

Python, Java, C++, PostgreSQL, SQL, Amazon Web Services (AWS), API Gateway, AWS Lambda, Git, Jira, Confluence

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Back End Developer

Fort Belvoir, Virginia, United States

$185k-$220k/yr OnsiteFull Time

Cape Fox Federal Integrators

Cape Fox Federal Integrators: Provides government agencies with professional, technical, and training services.

8+ YOETop Secret/SCI eligibility with CI Polygraph, Bachelor’s in CS or related, 8+ years backend experience, proficiency with server-side languages, databases, APIs, cloud, containers, and classified-environment security.

Python, Java, C#, Ruby, Node.js, PostgreSQL, MySQL, MongoDB, Cassandra, REST, GraphQL, AWS, Azure, GCP, Docker, Kubernetes, Django, Spring, .NET, Kafka, RabbitMQ, Redis, Memcached, Terraform, Ansible, AWS Lambda, Azure Functions

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3mo

Principal Backend Software Engineer - HYBRID

Annapolis Junction, Maryland, United States

$220k-$224k/yr HybridFull Time

Red Arch Solutions

Red Arch Solutions: Provides IT engineering solutions for the intelligence community.

20+ YOEActive TS/SCI with polygraph; Bachelor's in CS or related field plus 20 years SWE experience; 24 years may substitute; experience with test procedures, documentation, Agile, Jira/Confluence, Git, Java/C++/Python, Postgres, AWS.

Git, Java, C++, Python, Postgres, SQL, AWS, Jira, Confluence

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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

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