Java Software Engineer Jobs in McSherrystown, PA, US

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Java Software Engineer, Lead Associate

Annapolis Junction, Maryland, United States

$104k-$166k/yr OnsiteFull Time

Peraton: National security and mission-critical government technology services provider.

7+ YOESeven years SWE experience; Bachelor's degree in CS or related field; six years Java development; active TS/SCI with poly; Open Source NoSQL and Kubernetes experience preferred.

Java, RESTful services, Kubernetes, Linux, NoSQL, Open Source

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Lead Software Engineer - Java

Saint Paul or Charlotte or Columbia

$99k-$162k/yr HybridFull Time

ComputershareASX: CPU: Global provider of financial administration and shareholder management services.

8+ YOE5+ Mgmt8+ years in Java-based software development; 5+ years in team leadership; strong Spring expertise; experience with OpenShift/Azure; relational databases; and modern DevOps tools.

Java, Spring Framework, Spring Boot, Spring Batch, Spring Security, Spring Integration, Red Hat OpenShift, Azure, Oracle, SQL Server, SQL, Git, Azure DevOps, Maven, Gradle, Selenium, Playwright

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Software Engineer, I - Java

Fort Washington, Pennsylvania, United States

$90k-$100k/yr RemoteFull Time

Office Practicum: Pediatric-specific electronic health records and practice management software.

2+ YOETwo+ years in Java 17+/Spring Boot; experience with React; healthcare IT standards; AI tools Claude; remote work; bachelor's degree or equivalent.

Java, Spring Boot, React, Delphi, Python, MySQL, MongoDB, Claude, AWS, Git, Subversion, REST, FHIR, HL7, CCDA, X12, Networking

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Software Engineer 2 - Java/MapReduce/Accumulo/Hadoop

Annapolis Junction, Maryland, United States

$130k-$270k/yr OnsiteFull Time

Captivation Software: Provides specialized software engineering for the intelligence and defense communities.

14+ YOESenior software engineer with 14+ years experience, BS in CS, and TS/SCI clearance; Java, MapReduce, Hadoop, Accumulo skills.

Java, MapReduce, Accumulo, Hadoop

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Java Front End Software Engineer - Clearance Required

Hanover, Maryland, United States

$105k-$185k/yr OnsiteFull Time

Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.

3+ YOEBachelor’s degree; 3+ years Java frontend experience; Top Secret SCI with Polygraph; React, TypeScript, Java, JavaScript; Springs; Front end development.

Docker, Kubernetes, Rabbit MQ, TomCat Admin, Java, JavaScript, Typescript, React, Spring Framework

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Java Developer

Columbia, Maryland, United States

$102k-$139k/yr RemoteFull Time

eSimplicity: Provides digital and data services to federal government agencies.

4+ YOE4+ years Java development; Spring/Spring Boot; REST APIs; CI/CD; Agile; secure coding.

Java, Spring, Spring Boot, REST, JPA/Hibernate, SQL, Git, Maven, Gradle, CI/CD

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Software Engineer

Aurora or Annapolis Junction

$72-$84/hr RemoteFull Time

EverWatch: Develops software and intelligence systems for government agencies.

5+ YOE5+ years software engineering; Java, Spring Boot, Kafka; WebSockets; SQL/NoSQL DBs; OCI containers; TS/SCI with polygraph; BS in software/engineering.

Java, Spring Boot, Kafka, WebSockets, ReactJS, HTML, JavaScript, SQL, NoSQL, MySQL, PostgreSQL, MongoDB, Docker, Kubernetes, Jira, Confluence

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2mo

Senior Java Developer

Maryland City, Maryland, United States

$110k-$130k/yr RemoteFull Time

Accellor: Digital transformation consultancy specializing in cloud and CRM solutions.

5+ YOE5+ years in Java development; Java 11+ required, Java 21 preferred; strong Spring Boot, cloud, observability, containers, CI/CD; AI coding assistants; excellent problem-solving and communication.

Java, Spring Boot, Docker, Kubernetes, AWS, Azure, GCP, OpenTelemetry, Micrometer, Prometheus, Grafana, GitHub Copilot, CodeWhisperer, Tabnine, REST API, Microservices

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Software Engineer

Alexandria or Edgewood

HybridFull Time

BryceTech: Engineering and analytics services for aerospace and defense agencies.

5+ YOESecret clearance preferred; proficient in Java, JavaScript, SQL; BS in CS or software engineering; 5–7 years coding experience; strong communication and teamwork.

Java, JavaScript, SQL

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Software Engineer

Annapolis Junction, Maryland, United States

$150k-$185k/yr OnsiteFull Time

Peterson Technologies: Engineering firm providing data and cyber solutions for defense.

7+ YOEDevelop, maintain, and enhance software systems; require TS/SCI with polygraph eligibility; 7+ years of software engineering experience; bachelor's degree or 11+ years without a degree; Java, AWS, Python; MongoDB preferred.

Java, AWS, Python, MongoDB

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Software Engineer

Annapolis Junction, Maryland, United States

$87k-$198k/yr RemoteFull Time

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

7+ YOESenior full stack developer with C++, Java, Python, Kubernetes; TS/SCI with polygraph; 7+ years software engineering or 11+ years without degree; bachelor’s in CS preferred.

C++, Java, Kubernetes, Python, Git, Test Harness, JUnit, CppUnit, WordPress, Moodle, Containers, AI/ML integration

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1mo

Software Engineer

Annapolis Junction, Maryland, United States

$200k-$225k/yr OnsiteFull Time

Crown Point Technologies: Provides data engineering and software development for government and commercial clients.

14+ YOEActive TS/SCI with Polygraph; 14+ years software engineering; Bachelor’s in CS/Engineering/Math/Physics; strong Java, Python, JavaScript (React); REST APIs; AWS; Docker/Kubernetes; IaC (Ansible or similar); Agile experience.

Java, Python, JavaScript, React, REST APIs, AWS, Docker, Kubernetes, Ansible, GitHub, GitLab, Jenkins

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Lead Software Engineer

Rockville or Tysons

$114k-$249k/yr HybridFull Time

FINRA: Regulates brokerage firms and exchange markets in the United States.

7+ YOELead software engineer with Java, AWS, Python, and strong system design experience.

Spring Boot, Java, Python, REST, GraphQL, Microservices, AWS, PostgreSQL, MySQL, MongoDB, Cassandra, Neo4j, Amazon Neptune, S3, Lambda, SQS, SNS, ECS, Fargate, Aurora, CI/CD

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2mo

Software Engineer (Prime Contract)

Annapolis Junction, Maryland, United States

$175k-$235k/yr OnsiteFull Time

LufCo: Engineering and technical services for national security and defense.

14+ YOEBS in software/CS related field; 14+ years software engineering; Java, Kubernetes, Docker, SpringBoot; TS/SCI with polygraph required.

Java, Kubernetes, Docker, SpringBoot

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2mo

Software Engineer

Columbia, Maryland, United States

OnsiteFull Time

BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence and predictive analytics software.

Active TS/SCI with Poly, Bachelor's in a relevant field, production-grade software in C/C++, Python, and Java; Git; UNIX/Linux; multi-node networks.

Git, Docker, Kubernetes, Ansible, AWS, Jenkins, UNIX/Linux, Python, C/C++, Java

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Senior Software Engineer

Owings Mills, Maryland, United States

$121k-$206k/yr HybridFull Time

T. Rowe PriceNASDAQ: TROW: Provides global investment management and retirement planning services.

5+ YOESenior software engineer with AWS, Amazon Connect, Java/Python, CI/CD, Docker, OAuth2, and distributed systems.

Java, Python, Amazon Connect, AWS, Lambda, Lex, DynamoDB, S3, Git, Docker, OAuth2, OIDC, JWT, ADFS, Terraform

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1mo

Junior Software Engineer

Annapolis Junction or Columbia

$135k-$155k/yr OnsiteFull Time

Freedom Technology Solutions Group: Provides geospatial and software engineering solutions for national security agencies.

Junior software engineer role focusing on geospatial Java microservices; TS/SCI with Polygraph required; Bachelor’s degree in CS or related field; strong Java and microservices knowledge.

Java, Spring, Maven, Git, Docker, Kubernetes, AWS, Geospatial libraries, Relational databases, NoSQL databases

2mo

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2mo

Software Engineer 3

Annapolis Junction, Maryland, United States

OnsiteFull Time

RealmOne: Provides technology and intelligence services for national security missions.

8+ YOESenior software engineer with 8+ years, Java/Spring, REST, Linux, Docker/Kubernetes, 3 years in SIGINT/IA/IT, BS or higher in CS/CE; active clearance with polygraph.

Java, Spring, PostgreSQL, UI design, REST, XML, JSON, Linux, Docker, Kubernetes, JIRA

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Software Engineer 2

Annapolis Junction or Hanover

$50k-$290k/yr OnsiteFull Time

The Swift Group: Providing engineering and cybersecurity services for national security missions.

14+ YOELinux, C++, Java, scripting (Shell, JavaScript, Bash, Python), networking, Git, Docker; 14+ years exp with software engineering or 19+ years exp in lieu of degree; US citizenship with TS/SCI poly clearance.

Linux, C++, Java, Scripting languages, Socket programming, Git, Docker, Python

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Software Engineer, Level 3

Annapolis Junction, Maryland, United States

OnsiteFull Time

Independent Software: Provides software and systems engineering for national security missions.

12+ YOESenior software engineer with 12+ years of software development experience; strong Java/Python/C/C++ skills; Spring Boot; distributed systems; Docker/Kubernetes; CI/CD; TS SCI with poly required.

Java, Python, C, C++, Spring Boot, Kafka, JMS, Oracle, Elasticsearch, Docker, Kubernetes, Maven, Gradle, GitLab, Angular

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1mo

Software Engineer (All Levels)

Fort Meade, Maryland, United States

HybridFull Time

Adaptic: Software and systems engineering services for government defense agencies.

0+ YOECleared software engineers at multiple levels; active clearance and polygraph; proficiency in C/C++, Python, Java; CI/CD; cyber security tooling; malware analysis.

C/C++, Python, Java, Git, CI/CD, Jenkins, Bamboo, Docker, Terraform, Ansible, Packer, MITRE ATT&CK

17h

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17h

Software Engineer

Columbia, Maryland, United States

OnsiteFull Time

ManTech: Provides technology solutions for defense and intelligence agencies.

7+ YOEBachelor's in a technical field; 7+ years software engineering; TS/SCI with Poly; onsite in Columbia, MD; full-time.

Robot Framework, React, Java, C++, Python

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Software Engineer

Annapolis Junction, Maryland, United States

$205k-$229k/yr OnsiteFull Time

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

Active TS/SCI with Polygraph; mid-level software engineer with experience in Linux, CI/CD, containerization, and Atlassian tools.

Linux, GitLab CI, Docker, Kubernetes, Git, Atlassian SDK, VS Code, Ansible, Bash, Python, Java, Infrastructure as Code

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1mo

Software Engineer

Chantilly or St. Louis or Gaithersburg or Denver

OnsiteFull Time

Reinventing Geospatial: Geospatial software and AI solutions for national security.

6+ YOESenior software engineer with 6+ years of experience; strong full-stack skills; cloud experience; DevSecOps focus; security clearance.

Python, Java, JavaScript, HTML, CSS, REST APIs, React, Angular, Vue.js, Node.js, Django, Flask, Docker, Kubernetes, AWS GovCloud, C2S, Azure, MySQL, PostgreSQL, SQL Server, Git, Jenkins, SonarQube, Nexus, Terraform, Keycloak, Vault, ArcGIS, OpenSearch, Elasticsearch

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Software Engineer SWE 2

Jessup, Maryland, United States

OnsiteFull Time

LifeCycle Corporation: Strategic technology and branding solutions for federal and private sectors.

14+ YOE14 years software engineering; TS/SCI with Poly; Linux; Python/C++/Java/JavaScript; Git, GitLab; Agile; Bachelor’s degree or 4 years’ equivalent experience.

Python, C++, Java, JavaScript, Git, GitLab, VS Code, Eclipse, Linux, IDE, Jira, Confluence

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Software Engineer

Columbia, Maryland, United States

OnsiteFull Time

Envision Innovative Solutions: Provides technical engineering and mission support to government agencies.

7+ YOE7 years of software engineering experience; BS in computer science or related field; substitution of 4 years SWE experience for degree possible; onsite in Columbia, MD.

AWS, Docker, Podman, MongoDB, Elasticsearch, Gradle, ReactJS, NodeJS, Java, Spring Boot

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1mo

Software Developer

Hanover, Maryland, United States

OnsiteFull Time

VTG: Provides force modernization and digital transformation for defense agencies.

7+ YOEMid-level software engineer with TS/SCI with poly, 7+ years of experience, backend focus, and experience with CI/CD (GitLab).

Docker, Kubernetes, GitLab, Java, C++, JavaScript, Python

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Software Developer Mid level

Annapolis Junction or Columbia

$140k-$175k/yr OnsiteFull Time

ELEVI Associates: Provides cyber security and IT engineering for federal agencies.

14+ YOE14+ years software engineering; Bachelor’s in Computer Science; 1 year Python; backend focus with Java/Spring/MongoDB; desired Angular/AWS/Docker/Kubernetes.

Python, Java, Spring Framework, RESTful API, MongoDB, Angular, AWS, Rancher, Docker, Kubernetes

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Software Engineer - Mid Level

Annapolis Junction, Maryland, United States

$156k-$195k/yr OnsiteFull Time

Boeing Intelligence & AnalyticsNYSE: BA: Delivers intelligence, analytics, and cyber solutions for national security.

7+ YOESeven years of software engineering experience; bachelor’s in Computer Science; TS/SCI with poly; Linux experience; proficient in Python, C++, Java, or JavaScript; experience with SDR, geospatial processing, and 2D/3D visualization.

Python, C++, Java, JavaScript, Linux, GitHub, GitLab, Jira, Confluence

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Senior Software Engineer

Jessup, Maryland, United States

$185k-$215k/yr OnsiteFull Time

AeroVironmentNASDAQ: AVAV: Designs and manufactures unmanned aircraft and tactical missile systems.

14+ YOEBachelor’s degree; 14+ years software engineering/architecture; Java, Python, JavaScript; AWS (EC2, S3); REST APIs; Docker/Kubernetes; OAuth2/OpenID Connect; PKI; Agile; TS/SCI with Poly.

Java, Python, JavaScript, ReactJS, AWS, EC2, S3, Docker, Kubernetes, OAuth2, OpenID Connect, PKI, REST, Jenkins, GitLab CI, GitHub Actions, Maven, TensorFlow, PyTorch, Neo4j, Amazon Neptune, Keycloak

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Microservices Software Engineer — Java / Spring Boot- Fully Cleared

Annapolis Junction or Fort Meade

$169k-$218k/yr OnsiteFull Time

Intelliforce: Provides engineering and technical solutions for the intelligence community.

9+ YOEActive Top Secret clearance with Full Scope Polygraph; US citizenship; Bachelor's degree or higher; 7-9 years experience (7 with Master’s); strong Java/Spring Boot and REST API skills; Agile; CI/CD.

Java, Spring Boot, AWS, CI/CD, Maven, GitLab, Kubernetes, Docker, MongoDB, OAuth, OIDC, Playwright, Cucumber, Agile, REST APIs

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2mo

Senior Software Engineer

Annapolis Junction, Maryland, United States

OnsiteFull Time

ClearEdge: Provides software engineering and data analytics to the intelligence community.

14+ YOESenior software engineer with cloud architecture, data visualization, Python/Java, and leadership experience; TS/SCI clearance with polygraph; Bachelor's degree in CS or related field plus 14 years of experience; experience with MySQL/PostgreSQL and web-based server applications.

Python, Java, MySQL, PostgreSQL, Linux, Web-based server applications, Data visualization

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2mo

Software Engineer IV

Annapolis Junction, Maryland, United States

OnsiteContract

ProSync Technology Group: Provides specialized engineering and cyber intelligence services for defense agencies.

Senior-level SWE responsible for developing and maintaining complex data flows and software; requires Unix, Java, scripting, NiFi, CM tools, and TS/SCI with Poly.

Linux, Bash, Java, Python, Perl, Jira, Confluence, NiFi, Git, Shell scripting, Eclipse, Docker, Spring, Kafka, OSS, Web Services, JavaScript, C, C++, Python, Ruby

1mo

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1mo

Junior Software Engineer

Columbia, Maryland, United States

$70k-$190k/yr OnsiteFull Time

Belay Technologies: Provides specialized technology and engineering services to the DoD.

7+ YOEEntry-level software engineer; TS/SCI clearance with polygraph; 7 years with a Bachelor’s in CS (or related) or 11 years without the degree; JS/TS/React skills.

JavaScript, TypeScript, CSS, HTML, React, Material UI, Java, Docker, Kubernetes, Rancher, Gitlab Pipelines

1mo

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1mo

Software Engineer

Baltimore, Maryland, United States

OnsiteFull Time

Elder Research: Provides data science, machine learning, and predictive analytics consulting services.

3+ YOEExperience with Python or Java, SQL, Kubernetes, HTML, Apache NiFi; GitLab/CI/CD; Docker; Atlassian tools; REST APIs; IAM and big data tools; TS/SCI with Polygraph clearance; degree with years of relevant experience.

Python, Java, SQL, Kubernetes, HTML, Apache NiFi, GitLab CI/CD, Docker, Jira, Confluence, Ansible

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Software Engineer 2

Columbia, Maryland, United States

OnsiteFull Time

RealmOne: Provides advanced technology services for national security agencies.

14+ YOEExperience with Zabbix, Python, Java, CSC, and Linux; senior SWE with leadership responsibilities.

Zabbix, Python, Java, CSC, Linux

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Mid Software Engineer

Aberdeen, Maryland, United States

$104k-$181k/yr OnsiteFull Time

ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.

5+ YOEBachelor's in CS or related field with 5 years experience, or 8 years experience; Python, C++, Java, C#; software development lifecycle; US citizenship and SECRET clearance.

Python, C++, Java, C#, Git, CI/CD, Docker

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Software Engineer (Hybrid) - 28021 (Columbia, MD, Maryland, United States)

Columbia, Maryland, United States

$115k-$155k/yr HybridFull Time

HIINYSE: HII: Builds naval ships and provides global defense technology solutions.

5+ YOESoftware engineer with 5+ years, Java, AI integration, security clearance; hybrid in Columbia, MD.

Java, Spring, Guava, REST, Microservices, Linux, Git, Maven

2mo

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2mo

Lead Software Engineer (Wealth Management)

Kansas City or Colorado Springs or Owings Mills

HybridFull Time

T. Rowe PriceNASDAQ: TROW: Global investment management firm providing funds and retirement services.

8+ YOE8+ years of progressive software engineering with leadership; wealth management SaaS experience; strong Java/Spring Boot and Vue.js frontend; automated testing; SDLC leadership.

Java, Spring Boot, REST APIs, Vue.js, Automated testing, CI/CD, Cloud (AWS)