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Java Python Developer Jobs in Leonardtown, MD, US
410+ java python developer jobs from 160+ companies hiring in Leonardtown, MD, US.
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Software Developer
Dahlgren, Virginia, United States
HybridFull Time
5+ YOEFive years of professional software development experience; Agile experience; DoD exposure a bonus; security clearance required; BS in CS/Engineering or related field; CISSP/Security+ preferred.
C/C++, C#, .NET, Java, Python, Amazon Web Services, PHP, Data Science (coding), WPF, MVC
3w
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Sr. Software Engineer - TS/SCI CI Poly Required
Washington, District of Columbia, United States
OnsiteFull Time
Tesla Laboratories: Provides engineering, cybersecurity, and environmental services to federal agencies.
Active TS/SCI clearance with CI Polygraph required; experience with Java, Groovy, Grails, Python, PL/SQL, JavaScript, CSS, HTML; Oracle DB; Tomcat; GIS tools.
Java, Groovy, Grails, Python, PL/SQL, JavaScript, CSS, HTML, Oracle, Tomcat, GeoServer, OpenLayers, XML, JSON, IBM Watson Explorer, Elasticsearch
2w
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Software Developer
Chantilly or Bowie
$80k-$128k/yr OnsiteFull Time
5+ YOEU.S. citizenship; ability to obtain/maintain Public Trust; degree with experience (see details); cloud and software development experience; REST APIs and microservices; Agile/DevSecOps; FAA/NAS familiarity desired.
AWS, Azure, GCP, Java, Python, C#, REST APIs, Docker, Kubernetes, Terraform, CloudFormation, ARM templates, DevSecOps, CI/CD, Relational databases, NoSQL, Agile
1mo
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MD-DevOps Software Engineer - TS/SCI w/ Polygraph
Annapolis Junction, Maryland, United States
$180k-$230k/yr OnsiteFull Time
8+ YOE8+ years DevOps; 5+ years CI/CD tooling; Windows admin; scripting (Java, Groovy, Python, PowerShell, Bash); IDEs; VM and container experience; strong communication; fast learner.
Java, Groovy, Python, PowerShell, Bash, JavaScript, AngularJS, Eclipse, Visual Studio Code, Visual Studio, Rhapsody, WebStorm, Version Control, VMs, Containerization
2mo
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Forward Deployed Software Engineer - Tactical Edge
Washington, District of Columbia, United States
$135k-$200k/yr OnsiteFull Time
Active US security clearance (Top Secret) or willingness to upgrade; strong software engineering background; experience with containers and orchestration; proficient in Python/Java/JavaScript/Bash; comfortable collaborating with customers; willingness to travel ~25%.
Docker, Podman, OpenShift, Kubernetes, Python, Java, Bash, JavaScript, Go, Linux, Networking, On-premise infrastructure
1mo
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DevOps Engineer
Herndon, Virginia, United States
OnsiteFull Time
9+ YOEBachelor’s or higher with extensive DevOps experience; Linux, scripting (Bash, Python), OpenShift; DoD IAT II; TS/SCI CI poly preferred.
Jenkins, Terraform, OpenShift, AWS, Helm, Docker, Kubernetes, SonarQube, Fortify, Robot Framework, Selenium, Artifactory, Bash, Python, Java, Groovy
1mo
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DevOps Engineer
Herndon or Springfield
OnsiteFull Time
DevOps engineer with Kubernetes, Linux/Windows, Java development, TS clearance, US Citizenship.
Kubernetes, Docker, Jenkins, Git, Python, Java, ArcGIS, Linux, Windows
4d
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Data Engineer
Arlington or United States
$110k-$166k/yr RemoteFull Time
4+ YOE4–6 years of experience in Agile software development; strong Python and Java; experience with high-volume ETL; AWS services; SQL; Linux; JSON; DevSecOps tools; TS/SCI clearance; Bachelor's degree in Computer Science or related field.
Python, Java, AWS, SQL, Linux, JSON, Jenkins, Ansible, Terraform, Vault
1mo
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DevOps Engineer
Washington, District of Columbia, United States
$110k-$150k/yr OnsiteFull Time
8+ YOETop Secret/SCI clearance; BS in CS/ENG/IS; 8+ years DevOps and software development; 8+ years infra automation; Ansible, Terraform; AWS; Jenkins/GitLab; Docker, Kubernetes; Python or Java; full lifecycle engineering; strong problem solving.
Ansible, Terraform, Amazon Web Services, Jenkins, GitLab, Docker, Kubernetes, Python, Java
2mo
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Senior Software Developer
Washington, District of Columbia, United States
$113k-$188k/yr OnsiteFull Time
8+ YOE8+ years of professional software development in secure or regulated environments; strong backend and frontend skills; TS clearance or ability to obtain; US citizenship.
Java, Spring Boot, DotNet/C#, Python, Node.js, React, Angular, Vue, PostgreSQL, Oracle, CI/CD, GitLab CI, Jenkins, GitHub Actions, Docker, Kubernetes/OpenShift, Terraform, CloudFormation, RMF, STIGs, FedRAMP, AWS GovCloud, Azure Government
2mo
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Software Developer (Mid-Level)
St Inigoes, Maryland, United States
$111k-$185k/yr OnsiteFull Time
3+ YOEBachelor's degree in CS/SE or related field; Top Secret/SCI clearance; 3+ years software development experience; DoD-focused security practices knowledge.
C, C++, Java, Python, C#, Git, SVN, Jenkins, Azure DevOps, OWASP, NIST 800-53
1w
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Senior Systems Engineer
Washington, District of Columbia, United States
$93k-$125k/yr OnsiteFull Time
0+ YOETop-Secret clearance; full-stack development (Python/Java/.NET); SQL; APIs; data linking; dashboards; Agile; O&M; secure coding; Bachelor's degree or equivalent with up to 8 years experience.
Python, Java, C#, SQL, REST APIs, Jira, Data visualization, Data modeling, Graph concepts
1mo
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Missionforce - Associate Forward Deployed Engineer (FDE), Public Sector
Washington or Herndon
$96k-$177k/yr HybridFull Time
3+ YOE3-7 years software engineering or systems integration; CS background; proficiency in JavaScript/Java/Python/Apex; hands-on delivery of production solutions; AI/LLM experience; data integration/APIs; secure environment experience; travel 25-50%; US citizenship with security clearance.
JavaScript, Java, Python, Apex, Salesforce Platform, Data Cloud, LLMs, AI/ML
2w
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Enterprise Workflow Developer (RR1041)
King George, Virginia, United States
OnsiteFull Time
1+ YOEBachelor's degree or equivalent experience; 1-5 years software development; US Citizenship; Active DoD security clearance.
Jira, JQL, Java, Confluence, SharePoint, Python, SQL
23h
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Software Developer in Test (SDET)
Annapolis, Maryland, United States
RemoteFull Time
10+ YOEStrong programming skills in C#, Java, or Python; extensive software testing experience; familiar with Agile/SDLC; remote; US security clearance.
Selenium, TestNG, JUnit, QTP, LoadRunner, GitHub Actions, Git, Subversion, JIRA, Bugzilla, JMeter, Gatling, SQL, APIs, AWS, Azure
3w
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RPA Developer (Robotic Process Automation, Associate)
Arlington, Virginia, United States
$122k-$131k/yr HybridFull Time
7+ YOE7+ years relevant experience; federal process knowledge; 1-3 years in systems development or automated financial analysis; 1 year developing RPA bots with UiPath/Automation Anywhere/Blue Prism/Kofax; strong analytical and communication skills.
UiPath, Automation Anywhere, Blue Prism, Kofax, SQL, NoSQL, C#, VB, Python, JavaScript, Java, .NET, REST APIs
3w
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RPA Developer (Robotic Process Automation, Associate)
Arlington, Virginia, United States
$122k-$131k/yr HybridFull Time
7+ YOE7+ years of relevant experience; knowledge of federal financial, accounting, procurement processes; 1-3 years in systems development and automated financial systems analysis; 1 year developing bots using RPA tools; strong communication and analytical skills.
UiPath, Automation Anywhere, BluePrism, Kofax, SQL, NoSQL, C#, Visual Basic, Python, Javascript, Java, .NET, REST APIs
1mo
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Signals Software Engineer 2
Annapolis Junction, Maryland, United States
OnsiteFull Time
7+ YOEBachelor's in Computer Science or related field; 7+ years as SSWE with RF, DSP; proficiency in C++, Java, Linux; active Top Secret security clearance with polygraph.
C++, Java, Linux, Python, Eclipse IDE, Git, Matlab, Simulink
2mo
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Signals Software Engineer (RC-3)
Annapolis Junction, Maryland, United States
$210k-$250k/yr OnsiteFull Time
12+ YOEExperience with C++, Java, Linux; RF signal processing; software design and testing; leadership of software teams; TS/SCI with polygraph clearance.
C++, Java, Linux, Jenkins, Bamboo, Docker, Kubernetes, Python, Git, Clearquest, Trac, Subversion, Matlab, Simulink, GNU, REDHAWK, SCA
2mo
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Evergreen: Staff Software Engineer - (Lead Developer)
Washington, District of Columbia, United States
$140k-$157k/yr RemoteFull Time
10+ YOEBachelor's degree and 10+ years of engineering experience; expert-level in at least one stack; remote position; full stack development.
Full Stack, Java, JavaScript, React, Node.js, Python
2mo
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Software Developer, Senior (TS/SCI)
Arlington, Virginia, United States
OnsiteFull Time
10+ YOEActive TS/SCI clearance required; 10+ years software development; master’s degree or related certifications.
Java, Python, C#, JavaScript, TypeScript, REST, Power BI, Power Automate, AWS, CI/CD, DevSecOps
2w
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JOIN OUR TEAM - Web Scraping Engineer - On-Site (U.S. Citizen - Active Secret Clearance)
Arlington, Virginia, United States
$95k-$105k/yr OnsiteFull Time
3+ YOEU.S. citizen with active secret clearance; local to Arlington, 3+ years web scraping; proficient in Python and Java; knowledge of HTML/CSS/JS, APIs, databases; BS/BA in CS or related IT (experience can substitute).
Python, Java, BeautifulSoup, Scrapy, Selenium, HTML, CSS, JavaScript, APIs, JSON, XML, SQL, Cloud
2w
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AI Solution Engineer – Platform
Huntsville or Washington
$90k-$175k/yr HybridFull Time
4+ YOE4+ years data/ML engineering, Python/SQL, cloud data platforms, DevOps, and TS/SCI clearance eligibility.
Python, SQL, Java, Scala, Go, PostgreSQL, Snowflake, Neo4j, Amazon Neptune, REST APIs, Docker, Kubernetes, Git, GitHub Actions, GitLab CI, Jenkins, Terraform, CloudFormation, Pulumi, D3.js, Plotly, Terraform, Pulumi, Kubernetes
1mo
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Software Engineer (Hybrid)
Alexandria, Virginia, United States
HybridFull Time
4+ YOEUS citizen; SECRET clearance; BS in software engineering or computer science; 4+ years of hands-on software development; experience with CI/CD, distributed systems, networking, embedded software.
C++, Java, Python, .NET, SQL, MySQL, Oracle, GitLab, Docker, Kubernetes, FPGA interfaces, SDR, USRP, HackRF, BladeRF
1d
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Backend Developer (St. Louis, MO / Springfield, VA)
Alexandria or Springfield or St. Louis
$75k-$200k/yr OnsiteFull Time
3+ YOEBackend service/API development, REST APIs, cloud/on-prem deployments, containerization, and security for geospatial platforms.
Python, JavaScript, Node.js, Java, Docker, Kubernetes, ArcGIS Enterprise, REST APIs, CI/CD, Scripting, Infrastructure as Code
1d
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Data Engineer - Mid
Quantico, Virginia, United States
$111k-$185k/yr OnsiteFull Time
3+ YOE3–5 years data engineering, SQL and Python/Java, DoD/Federal experience, data pipelines, databases, data security, TS/SCI clearance.
SQL, Python, Java, Data Pipelines, Data Warehouses, Data Lakes, Spark, Hadoop, Airflow
1mo
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Senior Software Developer - Clearance Required
Reston or Joint Base Anacostia-Bolling
HybridMultiple Commitments Available
6+ YOE6+ years in distributed software development; frontend tech stack (Vue, JavaScript, TypeScript); backend services; Agile; TS/SCI clearance preferred.
Vue, JavaScript, TypeScript, React, Angular, Linux, Git, Jira, Confluence, Artifactory, APIs, Relational databases, NoSQL, Agile, Security-focused development, CI/CD, Python, Java, Docker, Kubernetes, OpenShift, Jenkins, Keycloak, OAuth2, JWT, SonarQube, OWASP ZAP, Fortify, CI/CD pipelines, AWS, Azure, CI/CD
2mo
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Full Stack Developer - TS/SCI with Polygraph Required
Washington, District of Columbia, United States
$165k-$185k/yr OnsiteFull Time
5+ YOEActive TS/SCI with polygraph required; 5+ years software development; full-stack development experience; strong SQL and databases; Git/git workflows; able to work with government requirements.
C#, Java, Python, Go, JavaScript, TypeScript, React, SQL, Git, Tableau, Oracle, SQL Server, MySQL, DynamoDB, Postgres, MongoDB
1mo
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SOFTWARE ENGINEER LEVEL 1 (DM)
Fort Meade, Maryland, United States
OnsiteFull Time
7+ YOEActive TS/SCI with polygraph; 7 years SWE; experience in analytics development; Pig and PySpark; Bachelor in CS; 4 years can substitute for degree.
Pig, PySpark, Python, Java, Scala, NiFi, Ansible
3mo
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Product Security Engineer
New York City or Washington, D.C. or Boston
$175k-$210k/yr OnsiteFull Time
6+ YOE6+ years in application security or related, strong cloud and software security skills, proficient with security tools, coding in Java/Python/C++, and cloud architectures.
Burp Suite, OWASP ZAP, Python, TypeScript, Java, C++, CloudFormation, Terraform, AWS, GCP, Azure
2mo
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Software Developer 2
Fort Meade, Maryland, United States
$160k-$190k/yr OnsiteFull Time
14+ YOEBachelor's and 14+ years related experience or 18+ years without degree; Active TS/SCI w/ FSP within 7 years.
Java, JavaScript, Python, Docker, Kubernetes, Jenkins, GitHub, GitLab, Jira, Confluence, AWS, PostgreSQL, NoSQL, Go, Rust, C++, Vue, MinIO, ClickHouse, Graphite
2mo
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Senior, AI Platform Engineer
New York City or Louisville or Dallas or Washington or Tampa or Boston
$141k-$194k/yr HybridFull Time
5+ YOE5+ years in software engineering with distributed systems; Python or Java; Cloud experience (GCP preferred); Docker/Kubernetes; CI/CD; observability; healthcare regulatory knowledge.
Docker, Kubernetes, Terraform, Pulumi, Python, Java, PostgreSQL, MySQL, MongoDB, Redis, Cassandra, Google Cloud Platform
1mo
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Lead Data Engineer – Financial Data, Compliance & Business Intelligence
Chicago or Washington or Sarasota or Hartford or Costa Mesa or San Jose or Atlanta or Boston or Cleveland or Columbus or Dallas or Fort Lauderdale or Fort Wayne or Grand Rapids or Indianapolis or Los Angeles or Miami or New York City or Oak Brook Terrace or Sacramento or San Francisco or South Bend or Tampa or Houston or Austin
$111k-$226k/yr OnsiteFull Time
3+ YOE3+ years ETL development; experience with Bank Secrecy Act/AML regulations; consulting experience; strong ETL/EDW skills; Python/Java; cloud data warehousing (Azure/AWS/Snowflake); excellent communication and teamwork.
ETL tools, Python, Java, Azure, AWS, Snowflake
3w
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Staff Software Engineer - Amazon Connect REMOTE
Frisco or Overland Park or Danbury or Franklin or Coral Gables or Tampa or Alpharetta or King of Prussia or Chicago or Boston or Birmingham or New York City or Lake Mary or Charlotte or Houston or Sunrise or Hartford or San Antonio or Alexandria or Independence or Hunt Valley
$116k-$174k/yr RemoteFull Time
8+ YOE8+ years in software development and cloud computing; extensive AWS experience; AWS certification required; Bachelor's degree in CS/IT or related field.
AWS, Amazon Connect, AWS Lambda, API Gateway, DynamoDB, EventBridge, CloudWatch, SQS, KMS, S3, Terraform, Node.js, Python, Java
2mo
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Senior DevSecOps Engineer (TS/SCI)
Washington, District of Columbia, United States
$155k-$175k/yr OnsiteFull Time
10+ YOE10+ years DevSecOps with AWS GovCloud, CI/CD, IaC, security automation; TS/SCI clearance; on-site in Washington, DC; strong Python/Java/JavaScript/TypeScript.
AWS GovCloud, Terraform, CloudFormation, Jenkins, GitLab CI, Fargate, Lambda, RDS, ElastiCache, Python, Java, JavaScript, TypeScript
1mo
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Analytic Application Developer
Washington, District of Columbia, United States
OnsiteFull Time
5+ YOE5+ years of experience; DoD secret clearance required; strong skills in multiple programming languages and data/analytic tools; on-site at Washington Navy Yard.
Python, R, ColdFusion, C#, Java, .NET, CSS, HTML, Angular, React, Power Platform, Azure, Synapse Analytics, Azure Data Bricks, AI Foundry, Data Factory, SQL, PL/SQL, T-SQL, REST, Graph, SPARQL, SOAP, GitLab, GitHub, Atlassian, Azure DevOps, DevSecOps, SQL
2mo
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Software Engineer II (Fullstack, Business Systems)
Boston, Massachusetts, United States
$125k-$175k/yr OnsiteFull Time
2+ YOEBS in Computer Science or related field; 2–4 years software development; API design/integrations; relational DB design; production web apps; strong communication; AI tooling aptitude.
Python, Java, JavaScript, TypeScript, APIs, Relational databases, Data modeling, Booth systems integrations, NetSuite, Salesforce, Stripe, Boomi
1mo
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Software Engineer
Chantilly, Virginia, United States
OnsiteFull Time
US citizenship required; active TS/SCI with Full Scope Polygraph; residency within 50 miles of Chantilly, VA; 100% onsite daytime; full-time; security clearance required.
Java, JavaScript, Bash, Python, AWS, Solr, Elasticsearch, Spring Boot, RESTful APIs, Linux, JIRA, GitHub
2mo
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Security Verification Test (SVT) Software Engineer
Annapolis Junction, Maryland, United States
$70k-$190k/yr OnsiteFull Time
8+ YOETS/SCI with polygraph; Bachelor's in CS or related field; 8+ years exp; strong Java; diverse tech experience; Windows/Linux; web services; cryptography basics; agile/scrum experience.
Java, Python, C/C++, SQL, SOAP, WSDL, PERL, PowerShell, VBS, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT, JEE, Mongo, Tomcat, WebLogic, JBoss, Selenium, Mockito, Cucumber, FITNesse, UFT, BDD, SAFe, J2EE, XML, CANONICALIZATION
1mo
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Application Security Engineer 1
Arlington, Virginia, United States
OnsiteFull Time
0+ YOEEntry-level role requiring 0-2 years of experience; associate's degree or equivalent; familiar with SAST/DAST/SCA; programming in Python/Java/JavaScript; desire to grow in AI security and security engineering.
SAST, DAST, SCA, Vulnerability Management, CI/CD, GitLab, GitHub Actions, Jenkins, AWS, Python, Java, JavaScript, Secure Coding, Code Review, Security Automation
HiringCafe market data
Java Python Developer Jobs market signals in Leonardtown, MD, US
These signals come from live HiringCafe job inventory, not a static article. Use them to compare the market, then open listings above to apply directly.
Open jobs
410+
Hiring companies
160+
Fresh sample
45% new in 30d
Salary visibility
63% show pay
Companies appearing in this market
GuidehouseHART TechnologiesPeratonLegatoPalantirSyms Strategic GroupBloomberg Industry Groupgeocgi
Work location mix in visible results
Onsite: 44Hybrid: 10Remote: 6