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

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

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

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

132 java backend engineer jobs at 57 companies in Thurmont, MD

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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

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2mo

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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Java Python backend Developer

Phoenix or Plano or Raleigh or Reston or Richardson

OnsiteFull Time

Infosys

InfosysNYSE: INFY: Global provider of digital services, consulting, and technology solutions.

Proven backend development experience with Java and Python, Spring Boot, microservices, GitLab, Terraform, PostgreSQL; bachelor\u0002s or equivalent; ability to work across SDLC and collaborate with cross-functional teams.

Java, Python, Spring Boot, microservices, GitLab, Terraform, PostgreSQL, AWS, Continuous integration (CI/CD), SQL

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Backend Developer

Bethesda, Maryland, United States

$110k-$115k/yr OnsiteFull Time

West 4th Strategy

West 4th Strategy: Provides technology and professional services to federal government agencies.

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

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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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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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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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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

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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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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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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Lead Software Engineer, Back End

McLean or New York City

$197k-$246k/yr OnsiteFull Time

Capital One

Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.

4+ YOE1+ MgmtBachelor's degree, 4+ years professional software engineering, 1+ year cloud experience, proficiency in Java/Python/SQL/Node/Go/Scala, Docker, Kubernetes, AWS; people management and Agile experience preferred.

Java, Python, SQL, Node, Go, Scala, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, NoSQL

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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

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5d

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

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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

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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

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Sr. Java/ReactJS Developer

Herndon, Virginia, United States

$140k-$165k/yr RemoteFull Time

BDR Solutions

BDR Solutions: Provider of IT, engineering, and consulting for federal agencies.

4+ YOEUS citizen with active IRS MBI, 4+ years ReactJS experience, Java/Spring Boot backend, enterprise IAM (SSO/OAuth2/SAML/OIDC/RBAC), Section 508/WCAG 2.1 accessibility, and testing/validation experience.

ReactJS, Java, Spring Boot, SSO, OAuth2, SAML, OIDC, RBAC, WCAG 2.1, Section 508

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Staff Engineer - Java/Spring Boot/Event Driven Architecture/Workflow Orchestration & Backend Operations/UI/UX/Distributed Systems/High Volume Scalable Systems (HYBRID)

Bethesda or Richardson

$110k-$230k/yr HybridFull Time

GEICO

GEICO: Provides vehicle and property insurance services to consumers.

Proven API-first, event-driven architecture, and scalable backend engineering experience; strong Java/C#/Python; leadership and collaboration skills.

Java, Spring Boot, GraphQL, gRPC, Kafka, Docker, Kubernetes, SQL, NoSQL, MySQL, PostgreSQL, Cosmos, Cassandra, Trino, Python, C++, Time permitted tools like Temporal, AWS Step Functions

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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

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Software Engineer II (Java/NiFi)

McLean or Leawood or Arlington or Washington or Maryland

HybridFull Time

Torch.AI

Torch.AI: Building AI-powered data reasoning infrastructure for government and defense.

3+ YOEActive TS/SCI clearance, B.S. or M.S. in CS/Engineering, 3+ years Java backend experience, NiFi or Airflow, Spring Boot/Micronaut, SQL/NoSQL, cloud (AWS) and containerization familiarity.

Java, NiFi, Airflow, Spring Boot, Micronaut, REST, SQL, NoSQL, AWS, Kafka, CI/CD

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