Java Python Developer Jobs in Smithsburg, MD, US

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Java/ETL Developer - TS/SCI with Polygraph

Herndon, Virginia, United States

$174k-$236k/yr OnsiteFull Time

GDITNYSE: GD: Delivers IT and mission services to government agencies.

8+ YOE8+ years of data engineering/ETL experience; TS/SCI with Polygraph; US citizenship; Bachelor's in Engineering or related field (or equivalent).

Java, XML, JSON, Python, Oracle, MySQL, Tableau, Elasticsearch, ArcGIS, Windows, Linux, Git, GitHub, GitLab, Jenkins, NiFi, Pentaho, FME, SAFE, ETL

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Software Engineer (Java/Springboot)

Mount Laurel or Reston or Philadelphia

$115k-$172k/yr HybridFull Time

ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.

5+ YOEProficiency in Java and Spring Boot; 5-7+ years of software engineering; front-end skills; REST/microservices; databases; CI/CD; offshore coordination.

Java, Spring Boot, Angular, JavaScript, HTML, CSS, jQuery, Spring Framework, Spring Integration, Apache Camel, MSSQL, MySQL, Oracle, MongoDB, JUnit, TestNG, REST, Microservices, RabbitMQ, Kafka, GoCD, Jenkins, Concourse, Flowable, JBPM, Activiti, Python

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Senior Application Developer (Java/Angular)

Ashburn, Virginia, United States

HybridFull Time

Dev Technology Group: Provides information technology services to federal government agencies.

7+ YOEBachelor’s degree and 7+ years in Java applications with Spring, Agile, Jira; Oracle/PostgreSQL; unit tests; strong communication; hybrid Ashburn onsite.

Java, Angular, Spring, Spring Boot, AWS, Jira, Git, Bamboo, Jenkins, SonarQube, Docker, Kubernetes, Hibernate, MyBatis, JMS, Python, Kafka, Linux

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Frontend Developer

Columbia, Maryland, United States

$87k-$182k/yr OnsiteFull Time

CACINYSE: CACI: Provides information technology and professional services to government clients.

7+ YOE7+ years SWE; TS/SCI with polygraph;Bachelor in CS or related; front-end testing/development; React; Robot Framework; Python/Java/C++; required

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

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Back End Developer/Engineer (MBI Clearance)

Columbia, Maryland, United States

$120k-$140k/yr HybridMultiple Commitments Available

iCallidus: Provides information technology and cybersecurity services to federal agencies.

7+ YOE7+ years back-end development; proficient in Java, Python, .NET, Node.js; REST/microservices; databases; cloud platforms; secure coding; MB I clearance preferred.

Java, Python, NET, Node.js, PostgreSQL, MySQL, MongoDB, SQL Server, REST, Microservices, AWS, Azure, GCP, OWASP

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Software Developer - Top Secret

Winchester, Virginia, United States

OnsiteFull Time

VMD Corp: Provides airport security screening and federal IT services.

Develop and maintain software in an Agile/SAFe environment; AWS/C#/Java/Python experience; secure federal systems; strong OO design and version control.

C#, Java, Python, AWS, Git

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Back-End Developer

McLean, Virginia, United States

$87k-$198k/yr HybridFull Time, Part Time

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

5+ YOE5+ years software development experience; Java; Docker; Kubernetes; Kotlin; Python; TS/SCI clearance; Bachelor's degree; willingness to polygraph; Agile experience a plus.

Java, Docker, Kubernetes, Kotlin, Python, Agile

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Software Engineer

Annapolis Junction or Reston

$104k-$192k/yr OnsiteFull Time

Accenture Federal ServicesNYSE: ACN: Provides technology and consulting services to U.S. federal agencies.

2+ YOE2+ years software development; C#/.NET/Python/Java/C++ or C; distributed programming; building pipelines; on-call support; TS/SCI with poly; US passport.

C#, NET, Python, Java, C++, C, Azure Data Factory, PowerBI

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2mo

NLM Software Developer

Rockville, Maryland, United States

$105k-$132k/yr OnsiteFull Time

Ripple Effect: Provides professional consulting and scientific support to federal agencies

9+ YOE6+ years of software development experience; full SDLC; strong programming in C++, Python, Java, JavaScript, R; databases MySQL, PostgreSQL, MongoDB, ElasticSearch; Agile/DevSecOps; strong problem-solving and communication.

C++, Python, Java, JavaScript, R, Bash, MySQL, PostgreSQL, MongoDB, ElasticSearch, Jupyter Notebooks, GitHub, GitLab, CI/CD

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Application Software Developer (Full Stack Developer)

Herndon, Virginia, United States

RemoteFull Time

VivSoft Technologies: Delivers cloud, DevSecOps, and AI solutions to federal agencies

10+ YOEExperienced full stack developer with 10+ years in software development; 5+ years in DevSecOps and cloud-hosted apps; strong Java, Python, AWS, React/Angular; CI/CD with Jenkins, GitHub, Artifactory; Jira/Confluence; API, databases (MySQL, PostgreSQL).

Java, Python, AWS, React, Angular, Jenkins, GitHub, Artifactory, Jira, Confluence, MySQL, PostgreSQL, JBoss, Spark, Vault

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2mo

Application Developer I

Rockville, Maryland, United States

$65k-$82k/yr OnsiteFull Time

MOM's Organic Market: Operates a chain of environmentally focused organic grocery stores.

2+ YOEBachelor's in related field or equivalent experience; 2+ years software development; proficient in Java, JavaScript, HTML, CSS, SQL, Python; ML frameworks; Google Suite; grocery retail experience.

Java, JavaScript, HTML, CSS, SQL, Python, Machine Learning frameworks, Google Suite, Microsoft Office, Mac OS, Windows OS

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Data Engineer

Carlsbad or Germantown or Englewood or Tempe

$136k-$253k/yr OnsiteFull Time

ViasatNASDAQ: VSAT: Provides global satellite broadband and secure networking communication services.

5+ YOE5+ years software development with Java/Scala/Python/C/C++. SQL knowledge. Linux, Docker, Git/CI-CD. Cloud (AWS/GCP/Azure). BS in a related field.

Java, Scala, Python, C/C++, Linux, Docker, Git, CI/CD, PostgreSQL, MySQL

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Applications Developer (Full Stack Developer - Senior)

Herndon, Virginia, United States

OnsiteFull Time

Ardent Principles: Provides specialized technology and program management services to government agencies.

4+ YOESenior-level developer with active TS/SCI with Full Scope Polygraph; 4+ years web app experience; strong Python/Java/JS/C# OO skills; cloud and Linux experience;Bachelor's degree or 11 years experience without degree.

Angular, React, JavaScript, Python, Java, C#, Linux, AWS, Azure, Oracle Cloud, Docker, Podman, Jira, Confluence, GitHub

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Frameworks Developer, Mid

Reston, Virginia, United States

$69k-$158k/yr OnsiteFull Time

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

3+ YOE3+ years Java Spring framework and server-side development; Kafka, Kubernetes, Git, Node.js, SQL or Python; testing; TS/SCI clearance; HS diploma; ability to obtain DoD 8570 or CISSP within 30 days.

Java Spring Framework, Kafka, Kubernetes, Git, Node.js, SQL, Python, testing frameworks, Jira, Confluence, GitHub, GitLab

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Backend Software Engineer

Reston, Virginia, United States

RemoteFull Time

Game Plan Tech: Building secure cloud and AI systems for government.

Backend developer skilled in Java or Python, databases (SQL/NoSQL), Git/CI/CD, security, containers (Kubernetes), and cloud platforms (GCP/AWS/Azure).

Java, Python, Git, Kubernetes, Docker, CI/CD, Cloud Platforms, REST API, SQL, NoSQL

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2mo

Software Engineer

Reston, Virginia, United States

OnsiteFull Time

Scientific Research Corporation: Advanced engineering and IT solutions for national defense and security.

5+ YOEActive Top Secret clearance (SCI eligible); 5+ years software development; strong JS/TS, React; Node.js, Java/Python; REST APIs; SQL/NoSQL; CI/CD; legacy modernization; AWS GovCloud/Azure Gov.

JavaScript, TypeScript, HTML5, CSS3, React, Angular, Vue.js, Node.js, Java, Python, PHP, C#, REST, PostgreSQL, Oracle, MS SQL Server, MongoDB, Redis, Git, GitHub, GitLab, Bitbucket, Jira, Azure DevOps, Jenkins, Docker, Kubernetes, Terraform, Ansible, AWS GovCloud, Azure Government

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Software Engineer

Vienna or Herndon

HybridFull Time

NT Concepts: Provides AI and data solutions for national security agencies.

5+ YOE5+ years in software development with Python/Java/C#, ML with PyTorch; API design; cloud (AWS/GCP/Azure); Linux; Git; microservices; containers (Docker/OpenShift); Kubernetes; SAFe/Agile experience; TS/SCI clearance preferred.

Python, Java, C#, Go, PyTorch, APIs, AWS, GCP, Azure, Linux, Git, Docker, OpenShift, Kubernetes, REST APIs

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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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EPM Software Developer

Herndon or Falls Church

$94k-$109k/yr HybridFull Time

General Dynamics Information TechnologyNYSE: GD: Provides mission-critical IT services to government and defense organizations.

2+ YOE2+ years related experience; Groovy scripting; JAVA/XML/XSD; Python/Perl; Oracle EPM; REST API; Linux/UNIX; cloud knowledge.

Groovy, Oracle EPM, Hyperion EPM, Java, XML, XSD, Python, Perl, REST API, Subversion, Git, JBuilder, Eclipse

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GIS Developer Analyst (Key Personnel)

Washington or Albuquerque or Germantown or Denver

HybridFull Time

Data Systems Analysts: Provides IT and cybersecurity solutions for government agencies.

3+ YOEBachelor's degree in GIS/Geography/CS or related field; 3–5 years GIS development; Python/JavaScript/C#/Java; geospatial analysis; DOE Q clearance; emergency management experience preferred.

ArcGIS Pro, ArcGIS Online, Experience Builder, Survey123, Python, JavaScript, ArcPy, ArcGIS SDKs, C#, Java

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Data Engineer

Carlsbad or Germantown or Englewood or Tempe

$141k-$222k/yr OnsiteFull Time

ViasatNASDAQ: VSAT: Provider of global satellite-based connectivity and secure communication solutions.

5+ YOE5+ years software development with Java/Scala/Python/C/C++, SQL DBMS, Linux, Docker, Git/CI/CD; cloud familiarity (AWS/GCP/Azure); strong analytical skills; BS in a related field; US citizenship required; travel up to 10%

Java, Scala, Python, C, C++, PostgreSQL, MySQL, Oracle, Linux, Docker, Git, CI/CD, AWS, GCP, Azure, Kafka, Spark

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Associate Software Engineer

Reston, Virginia, United States

OnsiteFull Time

Metron: Develops scientific software and mathematical models for national security.

Bachelor’s degree in computer science, mathematics, physics, or related field; proficiency in Java, TypeScript, Python, or C++; strong OO programming; full-stack web development experience; US citizenship with eligibility for security clearance.

Java, TypeScript, Python, C++, MongoDB, RabbitMQ, Spring Boot, React, Redux, WebGL, OpenGL

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Software Engineer

Herndon, Virginia, United States

HybridFull Time

Northstrat: Provides IT and engineering solutions for US government agencies.

3+ YOEBachelor’s degree or equivalent with 5 years of experience; or 3 years with related master’s; Top-Secret clearance with SCI access; Angular/AngularJS; Docker/Kubernetes; 3-5 years software development in JavaScript/Java/Python; Linux/Postgres/AWS/Apache; Git; SAFe experience preferred.

Docker, Kubernetes, Angular, AngularJS, JavaScript, Java, Python, Git, Red Hat Linux, PostgreSQL, AWS, Apache

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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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Software Engineer - CTJ - Poly

Reston or Redmond or Annapolis Junction

$101k-$199k/yr OnsiteFull Time

Microsoft: Provides software, cloud computing, and hardware technology products.

2+ YOEBachelor's degree in CS or related field and 2+ years coding in C/C++/C#/Java/JavaScript/Python or equivalent.

C, C++, C#, Java, JavaScript, Python, GenAI, Azure

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Software Engineer

Reston, Virginia, United States

OnsiteContract

Global C2 Integration Technologies: Provides AI and engineering solutions for defense missions.

Active TS/SCI clearance; Bachelor's in engineering or related field or equivalent; experience with Java, Python, Node.js, JavaScript, HTML; client/server architectures; data transport concepts.

Java, Python, Node.js, JavaScript, HTML, Atlassian Jira, Confluence, CI/CD

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Senior Full Stack Developer TS/SCI (or eligible)

Reston, Virginia, United States

OnsiteFull Time

Vibrint: Provides mission-critical systems and data analysis for national security.

5+ YOE5+ years full stack development; React/Angular/Vue; Node.js/Java/Python; RESTful APIs; databases; cloud; Git/CI/CD; TS/SCI eligibility.

React, Angular, Vue, Node.js, Java, Python, RESTful APIs, PostgreSQL, MySQL, MongoDB, AWS, Azure, GCP, Git, CI/CD, Docker, Kubernetes, GraphQL

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Jr Level Software Developer

Annapolis Junction or Columbia

$94k-$144k/yr OnsiteFull Time

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

7+ YOERequires poly clearance; 7+ years software engineering or 4+ years with degree; BS CS or related; strong Java/JavaScript/Python; Agile; microservices; CI/CD; cloud knowledge.

Java, JavaScript, Python, Docker, Docker Compose, Kubernetes, Jenkins, GitHub, GitLab, Jira, Confluence, AWS, PostgreSQL, NoSQL, Go, Rust, C++, Vue, MinIO, Clickhouse, Graphite, ETL, Microservices, Full stack

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Full-Stack Developer

Reston or Chantilly

OnsiteFull Time

Dark Wolf Solutions: Provides cybersecurity and software development services to defense agencies.

5+ YOEFive years of experience in multiple modern programming languages and data stores; full-stack development; Java; JavaScript/Node.js; Elasticsearch; Vue.js; AWS or cloud experience.

Java, JavaScript, Node.js, Elasticsearch, Vue.js, AWS, Kubernetes, Docker, Gitlab CI/CD, Python

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Software Engineer

Reston, Virginia, United States

OnsiteFull Time

VTG: Provides engineering and digital modernization solutions for national security.

3+ YOEStrong engineering background; 3+ years with Java, Python, C++, Rust, Go, JavaScript; data processing experience; navigate complex systems; travel up to 25%; eligible for U.S. Secret clearance.

Java, Python, C++, Rust, Go, JavaScript

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Application Developer - Expert

Herndon, Virginia, United States

OnsiteFull Time

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

4+ YOEActive TS/SCI clearance with Poly required on day one; 4-6 years in design/development; strong web app experience with Angular/React/JavaScript; Linux; cloud experience (C2S/AWS); ETL with large data; strong OO software development; Python preferred.

Angular, React, JavaScript, Java, Python, C#, HTML, SQL, Linux, AWS, ElasticSearch, Solr, OpenSearch, Docker, Podman, Containerization, ETL

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Software Engineer II *Top Secret*

Hunt Valley, Maryland, United States

$88k-$133k/yr OnsiteFull Time

TextronNYSE: TXT: Manufactures aircraft, defense systems, and industrial specialized vehicles.

2+ YOE2+ years of software development; active Top Secret clearance with ability to obtain TS/SCI; BS in Computer Science/Engineering; strong OO design; RF concepts and signal processing a plus; languages: C#, C++, Java, Python.

C#, C++, Java, Python, RF concepts, FPGA, microcontrollers, GPUs

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Senior Software Engineer - APIs

Ashburn, Virginia, United States

$120k-$145k/yr RemoteFull Time

Unacast: Provides human mobility analytics and global location intelligence solutions.

5+ YOE5+ years Java 8+ with Spring; AWS; SQL; Snowflake; Scala/Python; web services; GA/DG experience; English fluency.

Java, Spring Framework, AWS, SQL, Snowflake, Scala, Python, JSON, GeoJSON, Git, Unit testing, Docker, Kubernetes

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Senior Software Engineer III (Government)

Columbia, Maryland, United States

$89k-$208k/yr OnsiteFull Time

AT&TNYSE: T: Provides wireless and fiber optic telecommunication services.

8+ YOEBachelor's degree; 8 years experience; .NET, Java, Python, C# skills; TS/SCI clearance.

.NET, ASP.NET, C#, Java, Python, Oracle

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Senior Software Development Engineer - US Federal

McLean or Reston

$164k-$246k/yr OnsiteFull Time

WorkdayNASDAQ: WDAY: Provides cloud-based software for financial and human capital management.

8+ YOESecurity clearance TS/SCI w/ CI Poly; 8+ years in UML/Web app/SaaS; OO languages Java/Python/C#/C++; 8+ years designing/developing business apps; agile experience; JSON/REST/GraphQL; design patterns.

JSON, REST, GraphQL, UML, Java, Python, C++, C#

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Senior Software Engineer (Big Data)

Herndon, Virginia, United States

OnsiteFull Time

KDA Consulting: Provides IT engineering and cloud services for intelligence missions.

TS/SCI clearance with polygraph preferred; BS in CS/Engineering or related field; strong full stack development; big data tech (Hadoop, Spark, Kafka); Java/Python/C#; APIs and microservices; strong problem-solving; able to work independently (IC)

Java, Python, C#, Hadoop, Apache Spark, Kafka, APIs, Microservices, REST

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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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Backend Software Engineer

Gaithersburg or Alexandria or Chantilly or St. Louis or Tucson

OnsiteFull Time

Noetic Strategies: Provides cybersecurity, software development, and IT services to government agencies.

8+ YOEUS citizen; TS/SCI with poly; BS in CS/SE with 8–12 yrs (MS with 6–10); Java or Python; REST APIs; SQL; Linux; ability to work independently.

Java, Python, REST, SQL, Linux, Apache Airflow, Spring Boot, Django, GitLab, Jenkins, Docker, OpenShift, AWS, Azure, Agile

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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