Java Python Developer Jobs in Hampstead, MD, US

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SOFTWARE ENGINEER - Python/RUST - 7+ yrs of Experience - TS/SCI w/Poly clearance is required - ID

Fort Meade, Maryland, United States

$172k-$206k/yr OnsiteFull Time

Halogen Engineering Group: Provides specialized engineering, cybersecurity, and program management services.

7+ YOE6-10 years of software development experience; TS/SCI with Poly clearance required; Python and Rust; Unix/Linux; containerization; CI/CD; Git; RDBMS/NoSQL; cloud a plus.

Python, Rust, Linux, Bash, MongoDB, PostgreSQL, Docker, Kubernetes, Helm, RabbitMQ, GitLab CI, Ansible, Git, Spring, Kafka, CI/CD, Jenkins, J2EE

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Software Engineer 1 (DM)

Hanover, Maryland, United States

OnsiteFull Time

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

Strong analytics development background; Pig and PySpark; Python, Java, Scala; NiFi; Ansible; agile environment; patch management; must have TS/SCI Poly clearance to apply.

Pig, PySpark, Python, Java, Scala, NiFi, Ansible

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Senior Software Engineer

Annapolis Junction, Maryland, United States

$212k-$265k/yr OnsiteFull Time

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

14+ YOEActive TS/SCI with polygraph; Linux development; Python/C++/Java/JavaScript; Jira/Confluence; GitLab/GitHub; 14+ years experience; BS in Computer Science or related field.

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

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2mo

Software Engineer

Annapolis Junction or Hanover

$50k-$290k/yr OnsiteFull Time

The Swift Group: Engineering and technology solutions for the national security community.

US citizen with active TS/SCI clearance; Linux proficiency; programming in Python/Java/C/C++/JavaScript; Git; container tech (Docker/Kubernetes); shell scripting; experience with CI/CD; strong security-focused software development.

Bash, Python, Java, C, C++, JavaScript, Git, Docker, containerd, Podman, Kubernetes, Ansible, FastAPI, React, MongoDB, PostgreSQL, RabbitMQ, Kafka, Elastic Stack, Prometheus, Grafana, Splunk, Jira, Confluence, Slurm, AWS

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Software Developer

Adelphi, Maryland, United States

OnsiteFull Time

Tyto Athene: Provides IT services and digital transformation for government agencies.

10+ YOEBachelor's degree or 3 years of relevant experience; 10+ years software development; proficient in Python, PHP, JavaScript, C/C++, and/or Java; Elasticsearch/PostgreSQL; Linux; secure SDLC; ML/AI; web frameworks; Git/CI/CD; Atlassian tools; REST APIs; Docker/Kubernetes; ITIL Foundations; TS/SCI clearance.

Python, PHP, JavaScript, C/C++, Java, Elasticsearch, PostgreSQL, Docker, Kubernetes, Laravel, NodeJS, React, Angular, Git, BitBucket, CI/CD, JIRA, Confluence, RESTful API, REST API, Linux

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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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NLM Software Engineer I

Bethesda, Maryland, United States

$70k-$95k/yr OnsiteFull Time

Lexical Intelligence: Develops NLP software for biomedical research and portfolio analysis.

2+ YOE2+ years software development experience; BS/degree in CS/SE; proficiency in Python/Java/JavaScript/C++/R/SQL; SDLC and secure coding; web app development; Git; strong communication; US work authorization with Public Trust clearance.

Python, Java, JavaScript, C++, R, SQL, Matlab, SAS, ETL, MySQL, MongoDB, Jupyter Notebooks, Git, GitHub, GitLab, Linux, Docker, Kubernetes, REST, AWS, Google Cloud, Azure, CI/CD, US-CERT, OWASP

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2mo

Software Developer (Senior)

Washington, District of Columbia, United States

OnsiteFull Time

Dutch Ridge Consulting Group: Provides technical support and IT solutions for government agencies.

7+ YOEUS citizen; Top Secret/SCI clearance; 7+ years experience; Python, Java, C++; Masters in CS/IS/Engineering/Business; significant equivalent experience accepted.

Python, Java, C++

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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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1mo

C++ Software Developer. Full, PartTime, Flex Options.

McLean, Virginia, United States

$25-$65/hr HybridMultiple Commitments Available

USG SaaS: Develops custom software and cloud systems for government organizations.

2+ YOE2+ years C++ software development; BS in CS/IS; C++ cert preferred; proficient in C++, Java, Python; SQL/JavaScript/XML; strong problem solving and collaboration.

C++, Java, Python, SQL, JavaScript, XML

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1mo

Software Developer 3 (SWD3)

Annapolis Junction, Maryland, United States

OnsiteFull Time

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

15+ YOESenior software developer with Java, Linux/UNIX, and full lifecycle software development; experience with AWS, Spring, and middleware; DoD 8570 IAT Level II certification.

Java, AWS, Angular, Hibernate, PostgreSQL, Docker, Podman, JHipster, XML/XSD, C++, Python, Perl, Ruby on Rails, Django, Spring Framework, Eclipse, JBuilder

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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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2mo

Senior Software Engineer

Annapolis Junction or Columbia

OnsiteFull Time

Freedom Technology Solutions Group: Technical consulting and engineering for the national security community.

7+ YOESenior software engineer with 7+ years SWE experience; BS in CS required; strong Java/Python, CI/CD, and security clearance with polygraph; experience with Agile; ability to design, develop, and deploy software.

Java, Python, Git, Shell, Maven, JavaScript, HTML, CSS, JUnit, IDE, Spring, Jenkins, Hibernate, MySQL, Web Services, Google Web Toolkit, Vaadin, Docker, Kubernetes, OpenShift, GitLab CI, SonarQube

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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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1mo

Mid-Level Back End Developer

Lackland AFB or Fort Meade

OnsiteFull Time

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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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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Senior Software Developer

Annapolis Junction, Maryland, United States

OnsiteFull Time

BigBear.aiNYSE: BBAI: Provides AI-powered decision intelligence software for national security.

14+ YOEExtensive software engineering experience; TS/SCI with Poly; Bachelor's in CS; Linux; Python/C++/Java; Git/GitLab; Agile; SDR and geospatial experience preferred.

Linux, Python, C++, Java, JavaScript, Git, GitLab, VSCode, Eclipse, Scrum

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Principal Developer

Rosslyn, Virginia, United States

OnsiteFull Time

ActioNet: Provides IT modernization and cybersecurity services to government agencies.

12+ YOE12+ years in software development/enterprise architecture; degree in CS/IT; Python/Java/C#; Agile/Scrum/SAFe; leadership and mentorship.

Python, Java, C#, Agile, Scrum, SAFe

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Software Engineer 3

Annapolis Junction, Maryland, United States

OnsiteFull Time

Root Source: Providing specialized software and systems engineering for government agencies.

20+ YOEActive TS/SCI with Poly, US citizen, 20 years experience, BS in CS, strong Java and Python, ML/AI skills.

Java, Python, Machine Learning, Artificial Intelligence, Cloud Platforms, Containerization

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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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Sr Software Engineer

Baltimore, Maryland, United States

HybridFull Time

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

2+ YOEMaster’s degree in computer science, information science, or related technical field, plus 2+ years SDLC experience; 2+ years AWS, Fargate, S3, Lambda, SNS; React UI; Java/Python backend; database design with Oracle/DB2/PostgreSQL; API development.

AWS, Fargate, S3, Lambda, SNS, React, Java, Python, Oracle, DB2, PostgreSQL

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1mo

Software Engineer - Hybrid

Annapolis Junction, Maryland, United States

$165k-$185k/yr HybridFull Time

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

3+ YOETS/SCI with Poly required; degree plus years; Linux, Bash, Python/Java, Airflow, Spark, Docker/Podman, Git; AWS familiarity.

Apache Airflow, Python, Java, Bash, Linux, Apache Spark, Docker, Podman, Git, AWS

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103Q - Lead Software Development Engineer - Flex Location

Parsippany or Atlanta or Mahwah or Louisville or Timonium

$121k-$225k/yr HybridFull Time

UPSNYSE: UPS: Global provider of package delivery and supply chain logistics.

Lead AI engineer with hands-on software development, experience with Generative AI, GitHub Copilot, and DX tooling; strong Python/Java/C# background; familiar with large-scale enterprise environments.

Python, Java, C#, GitHub Copilot, Microsoft Copilot Studio, Power Platform, LLMs, Embeddings, RAG

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Software Engineer - 90402844 - Washington DC, Philadelphia PA or Wilmington DE (US)

Washington or Wilmington or Philadelphia

$72k-$93k/yr OnsiteFull Time

Amtrak: Operates America's national intercity passenger railroad system.

1+ YOEBachelor’s degree or equivalent; 1+ year software engineering; Java, Python, SQL; frontend/backend development; CI/CD and cloud; onsite in DC/DE/PA.

Angular, React, Java, Python, SQL, NoSQL, AWS, Azure, CI/CD

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2mo

GenAI Software Engineer, Senior

McLean, Virginia, United States

$144k-$216k/yr OnsiteFull Time

Freddie MacOTCQB: FMCC: Provides liquidity and stability to the U.S. mortgage market.

5+ YOE5+ years software development; 1-2 years GenAI with LLMs; 1-2 years RAG with vector DBs; 1+ year agentic frameworks; 5+ years cloud development; strong Python, Typescript, Java; ML Ops and CI/CD; experience building enterprise AI products.

Python, Typescript, Java, AWS, Kubernetes, REST, LangChain, LangGraph, LLMs, RAG, Vector DBs, ML Ops

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1mo

Software Engineer Level 1

Hanover, Maryland, United States

$99k-$125k/yr OnsiteFull Time

TAP Engineering: Provides specialized microelectronics engineering and research for defense agencies.

7+ YOEActive TS/SCI clearance with Polygraph; 7+ years software development experience; Bachelor’s in CS or related field (or 11 years of relevant experience in lieu of degree); experience with C/C++/C#, Java, or Python; Windows and/or UNIX/Linux development; strong SDLC and debugging skills; DevOps tools experience; CI/CD tooling familiarity; strong pro...

C, C++, C#, Java, Python, Windows, UNIX/Linux, Docker, Terraform, Ansible, Packer, Jenkins, Bamboo

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Cleared Software Engineer - Microservices

Annapolis Junction, Maryland, United States

$185k-$230k/yr OnsiteFull Time

Bestgate Engineering: Provides specialized engineering services for national security missions.

12+ YOE12+ years of professional experience or 10+ years with a related Master’s degree; strong Java Spring Boot, AWS, Python, CI/CD, and Agile experience.

Java, Spring Boot, Python, AWS, Lambda, Step Functions, EC2, S3, Maven, GitLab, GitOps, Kubernetes, Docker, Ansible, MongoDB, DynamoDB, Cypress, Cucumber, OSS, CloudWatch

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Software Engineer Level 0

Annapolis Junction, Maryland, United States

$89k-$140k/yr OnsiteFull Time

DCCA: Provides IT and engineering solutions for government and defense agencies.

TS/SCI with poly required; strong Java and Python; experience with GitLab/Jira; CI/CD; Agile methods; knowledge of Docker/Kubernetes; RESTful services.

Java, Java SE, Java 8, Java 17, Python, Git, Shell/Bash, Nexus, Maven, JUnit, Eclipse IDE, VS Code, JavaScript/HTML5/CSS3, Jira, GitLab, Docker, Podman, Kubernetes, OpenShift, Spring Boot

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Senior Software Engineer

Annapolis Junction, Maryland, United States

$179k-$237k/yr OnsiteFull Time

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

5+ YOETop Secret clearance with Full Scope Polygraph; US citizen; advanced degree or related experience; strong dataflow, Spark, Python/Java skills.

Linux, Bash, Python, Java, Apache Airflow, Apache Spark, pandas, NumPy, MySQL, MariaDB, PostgreSQL, Jupyter Notebook

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Software Engineer

Minneapolis or Washington

$73k-$130k/yr HybridMultiple Commitments Available

UnitedHealth GroupNYSE: UNH: Sells health insurance and provides diversified healthcare services.

5+ YOEJava (Spring Boot), Python; Azure, Kubernetes, Kafka; CI/CD, Terraform; observability (Prometheus/Grafana/Splunk); runbooks/DR; in-office four days/week in Minneapolis area; telecommute from anywhere in US.

Java, Spring Boot, Python, Azure, Kubernetes, Kafka, CI/CD, Terraform, Prometheus, Grafana, Splunk

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362 - Sr. Analytic Engineer

Fort Meade, Maryland, United States

$191k-$214k/yr OnsiteFull Time

ARSIEM: Provides cybersecurity and software engineering to government agencies.

8+ YOEBachelor's degree +8 years or equivalent; Java/Python; Jupyter Notebooks; GHOSTMACHINE; MapReduce; TS/SCI with polygraph; US citizen

Java, Python, Jupyter Notebooks, GHOSTMACHINE, MapReduce

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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

2mo

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2mo

Full Stack Developer

Bethesda, Maryland, United States

$60k-$180k/yr HybridFull Time

M9 Solutions: Provides IT modernization and digital transformation services to federal agencies.

Active TS/SCI clearance; Bachelor's in a relevant field; cloud architectures (AWS GovCloud/C2S); experience with Java/Spring, Python; MongoDB, PostgreSQL, SQL; REST/SOAP; Git/Jenkins; Linux/Unix; Agile; Jira/Confluence.

AWS, GovCloud, Java, JavaScript, Angular, TypeScript, Node.js, MongoDB, SQL, XML, Java/Spring, Python, DynamoDB, PostgreSQL, S3, Redshift, Redis, Elasticsearch, jQuery, ASP.NET, NoSQL, PL/SQL, LDAP, REST, SOAP, Git, Jenkins, SonarQube, Maven, Ansible, Chef, Linux, Jira, Confluence, Docker, Kubernetes, Kafka, AWS Lambda, NiFi, Mocha/Chai, JUnit, NUnit, TestNG, Groovy, Shell Script

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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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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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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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Cloud Software Engineer, Lead Associate Top Secret/SCI w/Poly

Laurel, Maryland, United States

$146k-$234k/yr OnsiteFull Time

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

8+ YOE8+ years in software development; Java/C/C++, UNIX/Linux, Python; AWS, REST APIs, Angular; CI/CD; Git; Linux; strong problem solving.

AWS, Python, Java, C++, UNIX/Linux, Angular, REST, Git, CI/CD, Lambda

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1mo

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