📣 HiringCafe is hiring a Founding Growth Hacker! Learn More · Apply here
Limited-index browse page
Java Developer Jobs in Crofton, MD, US
2,100+ java developer jobs from 430+ companies hiring in Crofton, MD, US.
3mo
Save
Mark Applied
Hide
Software Engineer, DevSecOps
Ashburn, Virginia, United States
$130k-$180k/yr OnsiteFull Time
12+ YOE12+ years in software engineering with 3+ years in architecture/leadership; strong backend (Java/Python/Node.js) and frontend (React/Next.js); distributed systems; Docker/Kubernetes; AWS/GCP; CI/CD; DevSecOps; mentoring.
Docker, Kubernetes, AWS, GCP, Terraform, Pulumi, CloudFormation, GitHub Actions, GitLab, Junit, PyTest, Jest
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Fort Meade, Maryland, United States
OnsiteFull Time
11+ YOESenior software engineer with strong experience in Jupyter Notebooks, Java MapReduce, Python PySpark; ML/analytics focus; experience with Jira/Confluence/GitLab; TS/SCI with Polygraph clearance; Bachelor's +11 years or equivalent.
Jupyter, Java MapReduce, Python PySpark, Confluence, Jira, GitLab
6d
Save
Mark Applied
Hide
Full Stack Developer II (Temp to Perm Position)
Silver Spring, Maryland, United States
$93k-$110k/yr HybridTemporary, Contract
3+ YOEBachelor’s degree in CS/IT; 3+ years HTML, JavaScript, jQuery, Bootstrap; .NET/C#; SQL; Git; front-end and back-end development.
C#, .NET, ColdFusion, Java, JavaScript, CSS, HTML, Bootstrap, jQuery, Git, SQL, Adobe XD, Adobe Photoshop
1mo
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
Senior Applications Developer
Arlington, Virginia, United States
OnsiteFull Time
8+ YOESenior-level software engineer for cloud-native DoD modernization with extensive leadership responsibilities.
C++, Java, Cloud, Terraform, CloudFormation, ARM templates, CI/CD, Docker, Kubernetes
1mo
Save
Mark Applied
Hide
Full Stack Developer
Fort Belvoir, Virginia, United States
OnsiteFull Time
5+ YOE5+ years software engineering; TS/SCI required; bachelors or 8+ years experience; onsite at Ft. Belvoir; Agile; multiple languages; DoD 8570 Security+ or CISSP within 30 days.
Java, Python, C#, JavaScript, Spring Framework, NodeJS, React, .NET, PHP, Drupal, Selenium, Jenkins, GitHub Actions, JSON, REST, CORS
2mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
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
2mo
Save
Mark Applied
Hide
Security Verification Test Engineer | Annapolis Junction, MD (FS Poly Required)
Annapolis Junction, Maryland, United States
OnsiteFull Time
8+ YOEMid-level SVT software engineer with Java, scripting, and web services experience; FS poly clearance required; Bachelor's degree and 8+ years preferred.
Java, JEE, Python, C, C++, SQL, SOAP, WSDL, PERL, PowerShell, VBS, Eclipse, Postgres, Oracle, Jenkins, JSON, HTML, XML, XSLT
1mo
Save
Mark Applied
Hide
Systems Engineer
Fairfax or Ashburn
HybridFull Time
Bachelor's degree in a technical field; experience with software requirements, design, and Agile; strong communication; eligibility for public trust clearance.
C++, Java, Python, RHEL
3w
Save
Mark Applied
Hide
DevSecOps Engineer
Auburn or Aberdeen
OnsiteFull Time
1+ YOEBachelor’s degree or higher in engineering or computer science; DevSecOps experience; DoD/STIG familiarity; containerization; CI/CD; security tooling; US citizenship.
GitLab, AWS, Azure, Docker, Kubernetes, Rancher, Helm, Bash, Go, C++, Java, Unix
4h
Save
Mark Applied
Hide
Software Engineer
Annapolis Junction, Maryland, United States
$100k-$185k/yr OnsiteFull Time
Applied Network Solutions: Providing cybersecurity and network engineering services for government agencies.
4+ YOEActive TS/SCI clearance with polygraph; experience in Python, Spark, C++, data analytics; CS degree with extensive relevant experience.
Python, Spark, C++, Rust, Java, C, Docker, Kubernetes, Ansible, Linux
3w
Save
Mark Applied
Hide
Full Stack Software Engineer (Part-Time)
Baltimore, Maryland, United States
$39k-$50k/yr OnsitePart Time
4+ YOEBachelor's degree in Engineering, Computer Science, or related field; 4 years software development experience; experience in regulated environments preferred.
Python, Java, C, C++, Git, CI/CD, React, Angular, Vue.js, Swift, Kotlin, Flutter, React Native, TensorFlow, PyTorch
2mo
Save
Mark Applied
Hide
HIT Integration Developer
Woodlawn, Maryland, United States
$144k-$197k/yr OnsiteFull Time
1+ YOEExperience in IT health interoperability, APIs, and AI in healthcare; knowledge of FHIR/HL7; programming in Python/Java/JavaScript; GS-14/15 level experience.
Python, Node.js, Java, J2EE, JavaScript, SOAP/REST, XSLT, XML, JSON, Machine Learning
3w
Save
Mark Applied
Hide
Back End Developer (7+ Yrs and Clearance Required) – San Antonio, TX
San Antonio or Fort Meade
HybridFull Time
7+ YOE7 years of software development experience; AWS, Kubernetes, RESTful APIs; Jenkins/GitLab; TS/SCI clearance; US citizen.
AWS, Kubernetes, Red Hat Linux, Jenkins, GitLab, Docker, OpenJDK, Ansible, Packer, Maven, Java, Python, PostgreSQL, RDS, Exodus, Luna
1w
Save
Mark Applied
Hide
Sr Software Engineer - UX - Herndon, VA (Herndon, VA, US, 20171)
Herndon, Virginia, United States
HybridFull Time
5+ YOEFive+ years in object-oriented software development, web apps, REST services; degree in Computer Engineering, Electrical Engineering, Computer Science or related field.
React, Angular, Vue.js, Spring, Hibernate, .NET, SQL Server, MySQL, Java, C#, SOA, MVC, JDBC, RESTful, GUI, Concurrence patterns
1mo
Save
Mark Applied
Hide
Full-Stack Developer - Mid-Senior, TS/SCI with CI Poly - $150K-$200K + 15% 401k
Fairfax, Virginia, United States
$150k-$200k/yr OnsiteFull Time
5+ YOEMid-Senior full-stack developer with TS/SCI clearance and CI poly, 5+ years in full-stack dev, containerization ( Docker/Kubernetes ), Rust/JS/Python/Java, Linux, CI/CD, strong communication.
Docker, Kubernetes, Helm, Rust, Relational databases, Git, GitLab, CI/CD
1w
Save
Mark Applied
Hide
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
4d
Save
Mark Applied
Hide
Domain Full-Stack Engineer [U.S. Citizenship Required]
Washington D.C. Area, District of Columbia, United States
HybridFull Time
3+ YOE3-6 years full-stack development; US citizenship; DHS public trust; hybrid work in the US; bachelor’s degree.
Java, Node.js, React, AWS, Terraform, Spring, SQL
2mo
Save
Mark Applied
Hide
Sr. Application Engineer
Germantown or United States
HybridFull Time
5+ YOEBachelor's degree or 5 years of experience; experience with SQL and multiple programming languages; strong communication and customer service.
SQL, Java, C, C++, C#, ColdFusion, Visual COBOL, Windows, Linux, Oracle, F5 Global Traffic Manager, Public Key Infrastructure, Cryptographic Network Protocols, Secure File Transfers
3w
Save
Mark Applied
Hide
Intern- Software Engineer
Herndon, Virginia, United States
$25/hr HybridInternship
0+ YOEPursuing a Bachelor's degree in Computer Science or Engineering; strong programming skills; knowledge of databases; AI/ML fundamentals; good communication; eager to learn.
Java, Python, JavaScript, C#, SQL, NoSQL, HTML, CSS, GitHub Copilot, ChatGPT, Claude
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Quantico, Virginia, United States
RemoteFull Time
8+ YOESenior software engineer with 8+ years' experience in software architecture, systems integration, and cybersecurity for enterprise/simulation environments.
Python, Java, C++, JavaScript, Cloud (AWS/Azure), Containers, Microservices, APIs, CI/CD, DevSecOps
3w
Save
Mark Applied
Hide
Senior Software Engineer Content Management System
Memphis or McLean or Dallas
HybridFull Time
3+ YOE3+ years in technology building large web apps; Java with microservices; NoSQL (Couchbase, MongoDB); Kafka/Redis; React/HTML/CSS; Atlassian tools; Docker; Git; REST APIs; hybrid role near US offices; travel up to 10%.
Java, Microservices, NoSQL, Couchbase, MongoDB, Kafka, Redis, React, HTML, CSS, Jira, Confluence, Docker, Git, REST APIs
2w
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
Engineer III - Flight Dynamics Systems Development
Reston, Virginia, United States
HybridFull Time
5+ YOEBachelor’s degree in Aerospace Engineering, Computer Science, or related field; 5+ years in aerospace or satellite ground systems; active Secret security clearance or ability to obtain; strong communication and analytical skills.
Java, JavaScript, Python, Shell scripting
1w
Save
Mark Applied
Hide
Enterprise Integration Developer
Baltimore, Maryland, United States
$94k-$148k/yr RemoteFull Time
1+ YOEMaster’s degree in Computer Science or IT; 1+ year experience in integrations using Java/Python/R, Mulesoft/OIC/Boomi; document and deploy integration solutions.
Java, Python, R, Mulesoft, OIC, Boomi, Oracle SOA
2mo
Save
Mark Applied
Hide
Staff Engineer, AI Core
Palo Alto or Miami or Washington or Durham or Toronto
HybridFull Time
Experience as a Staff Engineer or Senior Engineer shipping complex, large-scale consumer-facing mobile apps; strong backend and AI/ML data-pipeline experience; leadership and mentorship.
Flutter, AWS, Go, Java, Python, Clojure, Microservices, Event-driven
1mo
Save
Mark Applied
Hide
Software Engineer Junior Level
Linthicum, Maryland, United States
$100k-$200k/yr OnsiteFull Time
7+ YOETS/SCI with polygraph; 7+ years SWE experience; Bachelor’s in CS or related field with 4 years’ experience substitution; strong analytics; Pig; PySpark.
Pig, PySpark, Python, Java, Scala, NiFi, Ansible
3w
Save
Mark Applied
Hide
Database Engineer
Washington, District of Columbia, United States
$65k-$93k/yr OnsiteFull Time
1+ YOEActive Top Secret clearance; database engineering/architecture experience; junior to senior level; Oracle, SQL Server, .NET, Java; cloud, data integration; security.
Oracle, SQL Server, NET, Java, Cloud technologies, Data integration, Automated testing and deployments, DevSecOps
2w
Save
Mark Applied
Hide
Full-Stack Developer Intern
Gaithersburg, Maryland, United States
OnsiteInternship
0+ YOECurrently enrolled in a Bachelor's or Master's program in CS/Software Engineering or related field; GPA 3.2+, proficiency in JavaScript/TypeScript, front-end framework (React/Angular/Vue), RESTful APIs, relational DB, Git; strong problem-solving and communication.
JavaScript, TypeScript, React, Angular, Vue, Node.js, Python, Java, SQL, Git, Docker, Kubernetes, AWS, Azure, Google Cloud, GraphQL, REST
3w
Save
Mark Applied
Hide
Senior Software Engineer
Columbia or Howard County
$138k-$184k/yr HybridFull Time
6+ YOE6+ years software engineering; JVM language experience; cloud platforms; microservices; strong problem solving.
Groovy, Kotlin, Java, AWS, Azure, GCP, Microservices, API design
1mo
Save
Mark Applied
Hide
Junior Software Engineer
Ashburn, Virginia, United States
OnsiteFull Time
3+ YOEBachelor’s degree required; 3+ years experience; CBP suitability eligibility; databases, web apps, and interfaces; strong communication.
Python, SQL, Java
2mo
Save
Mark Applied
Hide
Frontend Lead Engineer
Richmond or Arlington
OnsiteFull Time
6+ YOE6+ years of front-end experience with modern web technologies (React, Vue, Angular); four-year CS/engineering degree; experience with REST APIs, AWS, and testing; in-person location requirement to Richmond, VA or Arlington, VA.
React, Vue, Angular, Golang, Java, Node, Python, Cypress, Playwright, AWS, Kubernetes, Postgres
1w
Save
Mark Applied
Hide
Knowledge Graph Engineer
Reston or Somerville
$140k-$170k/yr HybridFull Time
2+ YOE2–5 years software engineering; Python and at least one typed language; graph databases; SQL; cross‑team collaboration
Python, Java, Go, TypeScript, ArangoDB, Neo4j, TigerGraph, JanusGraph, NetworkX, SQL, BigQuery, Cloud Run, GCP
1mo
Save
Mark Applied
Hide
Senior Software Engineer
Gaithersburg, Maryland, United States
OnsiteFull Time
8+ YOEBachelor’s or Master’s degree in CS/Engineering with 6+ years (Master’s) or 8+ years (Bachelor’s); TS/SCI clearance; strong OO programming, REST, SQL, Linux; AWS, Agile.
Java, Python, REST, SQL, Linux, Docker, OpenShift, Spring Boot, PostgreSQL, Tomcat, Maven, AWS, GitLab CI/CD, JavaScript, Front-end frameworks
2mo
Save
Mark Applied
Hide
Principal Engineer
Herndon, Virginia, United States
OnsiteFull Time
8+ YOE8+ years of professional software engineering; strong backend (Java/Go), REST/gRPC APIs, cloud platforms, data stores, caching, and CI/CD; leadership and hands-on in design and delivery.
Java, Go, REST APIs, gRPC, Cloud platforms, SQL databases, NoSQL databases, Caching, CI/CD
16h
Save
Mark Applied
Hide
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
1w
Save
Mark Applied
Hide
Software Engineers
Annapolis Junction or Fort Meade
OnsiteFull Time
Develop, maintain, and optimize software systems; analyze performance; design databases; work with Java/C/C++, Python; exposure to web stacks; TS/SCI clearance.
Java, JavaScript, C, C++, Python, Angular, Docker, Kubernetes, Unix/Linux, MongoDB, Express, React, Node, Go, Vue.js, REST, SOAP, Spring, Hibernate
1mo
Save
Mark Applied
Hide
Software Systems Engineer Senior
Aberdeen, Maryland, United States
$116k-$262k/yr OnsiteFull Time
10+ YOESenior software systems engineer with 10+ years in the software lifecycle, TS/SCI clearance, leading contractor teams, RF architectures, EW/SIGINT, and MOSA; Bachelor's in CS or Software Engineering.
Java, Python, C++, MOSA, AWS, Azure, containerization, microservices, CI/CD, Scrum, Kanban, APIs, Databases, Cybersecurity
2w
Save
Mark Applied
Hide
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
HiringCafe market data
Java Developer Jobs market signals in Crofton, 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
2,100+
Hiring companies
430+
Fresh sample
54% new in 30d
Salary visibility
48% show pay
Companies appearing in this market
Applied Network SolutionsIridiumMillennial SoftwareSocial Security AdministrationArtera TechnologiesBowheadCNF TechnologiesHilton
Work location mix in visible results
Onsite: 34Hybrid: 18Remote: 2