📣 HiringCafe is hiring a Founding Growth Hacker! Learn More · Apply here
Limited-index browse page
Javascript Developer Jobs in Hanover, PA, US
210+ javascript developer jobs from 100+ companies hiring in Hanover, PA, US.
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
1mo
Save
Mark Applied
Hide
Intern, Marketing Developer
Harrisburg or Mount Laurel or Philadelphia
HybridInternship
Some College coursework; coding ability in at least one language; attention to detail; ability to multitask; good communication; curiosity about work.
HTML, CSS, JavaScript
2mo
Save
Mark Applied
Hide
Application Developer 3
Columbia, Maryland, United States
OnsiteFull Time
12+ YOEActive TS/SCI clearance with poly; 12+ years of software engineering experience with a B.S. (or 10+ years with an M.S.); experience in C/C++, Python, Rust, Go; reverse engineering; SIGINT and CNO domains; strong problem solving.
C, C++, Python, Rust, Go, Ghidra, Java, JavaScript, Bash, Assembly, PowerShell, Perl, C#, Git, Subversion, Jira, Confluence
1w
Save
Mark Applied
Hide
C++ Engineer
Lancaster or Moscow or United States
HybridFull Time
3+ YOEMid-level C++ experience; knowledge of C#, Rust, and JScript; SQL/PostgreSQL; familiarity with Windows tech like COM/MFC; experience refactoring large codebases.
C++, C#, Rust, JScript, SQL, PostgreSQL, COM, MFC, Windows
1mo
Save
Mark Applied
Hide
Software Engineer
Chantilly or St. Louis or Gaithersburg or Denver
OnsiteFull Time
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
3w
Save
Mark Applied
Hide
Software Engineer
Aurora or Annapolis Junction
$72-$84/hr RemoteFull Time
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
3w
Save
Mark Applied
Hide
Front End Developer (7+yrs and Clearance Required) – San Antonio, TX
San Antonio or Fort Meade or San Antonio
HybridFull Time
7+ YOE7+ years software development; TS/SCI clearance; DoD DevSecOps/CI-CD; Jira; front-end design; cloud experience.
Jenkins, GitLab, Jira, Ember, JavaScript, Java, Node, Apache
2mo
Save
Mark Applied
Hide
Sr. AI Full Stack Software Engineer- Investments Technology
Baltimore or Washington
HybridFull Time, Contract
5+ YOEDesign, develop, and deploy autonomous AI systems; strong OO language experience; cloud-native architectures; strong problem solving; 5+ years in software development.
AWS, Azure, Java, Python, JavaScript, Docker, Kubernetes, Amazon Bedrock, AgentCore, OpenAI Codex, RAG
1w
Save
Mark Applied
Hide
Senior Associate, Enterprise Application Developer
Washington or Baltimore
$62k-$99k/yr HybridFull Time
3+ YOEBachelor's degree in Computer Science or Information Systems; 3+ years in software development and automation; experience with Microsoft 365, SharePoint Online, CI/CD; scripting/programming in PowerShell, JavaScript/TypeScript, Python; Azure AD and APIs; strong problem-solving and communication.
Power Apps, Power Automate, Office Scripts, SharePoint Online, GitHub Actions, Azure, Azure AD, Graph API, Salesforce, SQL, JavaScript, TypeScript, Python, PowerShell
2mo
Save
Mark Applied
Hide
Senior Software Engineer
Columbia, Maryland, United States
$170k-$260k/yr OnsiteFull Time
14+ YOETS/SCI with Polygraph required; US citizenship; 14+ years software engineering; Bachelor's in Computer Science or related; strong communication; able to work independently and in a team.
UI/UX, API, ReactJS, NodeJS, Java, Spring Boot, Javascript, Docker/Podman, AWS Cloud Infrastructure, MongoDB, Elasticsearch, Gradle
1w
Save
Mark Applied
Hide
Lead Software Engineer
Owings Mills, Maryland, United States
HybridFull Time
8+ YOE8+ years Java and AWS, microservices; cloud-native, data pipelines, DevOps, CI/CD; leadership of engineering teams; strong communication.
AWS, Java, Microservices, Informatica, SnapLogic, Apache Spark, Azure, Python, JavaScript, Kubernetes, CI/CD, DevOps
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
1mo
Save
Mark Applied
Hide
Software Engineer 2 (IFS - 003)
Laurel, Maryland, United States
OnsiteFull Time
14+ YOESenior SWE with 14+ years, TS/SCI with polygraph, BS in CS or related field.
JavaScript, TypeScript, React, JQuery, JSON, D3, WebGL, WebGPU, Python, Docker, Nginx, Vitest, Cypress, APIs
6d
Save
Mark Applied
Hide
Senior Software Engineer - User Interface
Columbia, Maryland, United States
$138k-$184k/yr HybridFull Time
5+ YOE5+ years exp; 3+ yrs React; JS/CSS; testing; SDLC; Agile; collaboration; ownership.
React, JavaScript, CSS, Git, Jira, Confluence, Chrome DevTools, Testing, Docker
2mo
Save
Mark Applied
Hide
Full Stack Software Engineer
Ellicott City, Maryland, United States
$120k-$140k/yr OnsiteFull Time
6+ YOE6+ years of full-stack experience; strong Java/Spring Boot and React.js; public trust clearance required or willingness to obtain; CS degree or related field.
Spring Boot, Java, React, Redux, HTML5, CSS3, SCSS, JavaScript, TypeScript, JSON, SQL, PostgreSQL, JUnit, Webpack, NPM, Git, REST, Wildfly, AWS, Kafka, Lambda, S3, SonarQube, Storybook, APIs, MS Office
2w
Save
Mark Applied
Hide
Database Engineer / Oracle Database Administrator
Annapolis Junction, Maryland, United States
$133k-$226k/yr OnsiteAll Commitments Available
10+ YOE10+ years database experience; DBA tasks incl data migration/replication, backup/recovery, performance tuning; Oracle and SQL/PLSQL; scripting with JavaScript, Bash/Linux, Perl, Python; Java knowledge; ability to work independently and in Agile teams.
Oracle, PostgreSQL, MongoDB, SQL, PL/SQL, Java, JavaScript, Bash, Linux, Python, Perl
1mo
Save
Mark Applied
Hide
Senior Software Engineer (TS/SCI w/poly)
Fort Meade, Maryland, United States
$250k-$295k/yr OnsiteFull Time
14+ YOESenior Software Engineer with TS/SCI w/poly clearance; 14+ years software engineering or 18+ years without degree; BS in CS preferred.
Java, JavaScript, Git, SQL, Python, SDLC, UI/UX, Angular, React, Vue.js, AWS, C#, API Development
2w
Save
Mark Applied
Hide
Software Engineer II-Team Lead (AWS, Typescript)
Hartford or St. Paul or Hunt Valley
$120k-$199k/yr HybridFull Time
6+ YOE1+ MgmtLead a team of software engineers; expertise in AWS and Typescript; 6+ years of programming; bachelor’s in CS; strong leadership and communication.
AWS, Typescript, JavaScript
4h
Save
Mark Applied
Hide
Salesforce Developer
Enola, Pennsylvania, United States
$70k/yr OnsiteFull Time
3+ YOE3-5 years of related experience; bachelor's degree or equivalent.
Apex, Lightning Web Components, Visualforce, REST APIs, SOAP APIs, JavaScript, HTML, CSS
4d
Save
Mark Applied
Hide
Software Engineer Full Stack & Application Development II (Full Time) – United States
San Jose or New York or Boston or Knoxville or Austin or Milpitas or Alpharetta or Raleigh (RTP) or Maynard or Fulton or Dallas or Atlanta or Hillsboro
HybridFull Time
0+ YOEBackend in Python/C++/Java; frontend JS/TS; REST/GraphQL/gRPC; SQL/NoSQL; cloud familiarity (AWS/Azure/GCP).
Python, C++, Java, JavaScript, TypeScript, REST, GraphQL, gRPC, SQL, NoSQL, AWS, Azure, GCP, Docker, Kubernetes, Terraform, Ansible, CloudFormation, GitHub Actions, Jenkins, CircleCI, Grafana, Prometheus, Splunk, React, Angular, Vue
3w
Save
Mark Applied
Hide
SOFTWARE ENGINEER - Angular - 8+ yrs of Experience - TS/SCI w/Poly clearance is required - TB
Annapolis or Fort Meade
$200k-$206k/yr OnsiteFull Time
6+ YOEEight+ years SWE experience; TS/SCI with Poly clearance required; Bachelor's in CS or related; Python experience; 6-10 years in similar programs.
Angular, TypeScript, Python, JavaScript, Linux
2mo
Save
Mark Applied
Hide
ME00535-Database Engineer/Oracle Database Administrator
Annapolis Junction, Maryland, United States
$170k-$235k/yr OnsiteFull Time
10+ YOETop Secret/SCI clearance required; 10+ years database experience; Oracle and/or NoSQL databases; SQL/PLSQL; scripting in JavaScript, Bash, Perl, or Python; Java knowledge; able to work independently or in a team in a fast-paced environment.
Oracle, SQL, PLSQL, JavaScript, Bash, Linux, Perl, Python, Java, MongoDB, PostgreSQL
1mo
Save
Mark Applied
Hide
Software Engineer
Rockville, Maryland, United States
OnsiteFull Time
5+ YOEFive+ years of experience; Bachelor's in Computer Science, Information Systems Management, or related field.
C#, .NET/.NET Core, Visual Studio, SQL, JavaScript, jQuery, Azure DevOps, Git, APIs, JavaScript frameworks
1mo
Save
Mark Applied
Hide
Solutions Engineer
Reston or San Diego or San Francisco or Washington or Wilmington or Phoenix or Los Angeles or Houston or Boston or Austin or Atlanta or Raleigh or Baltimore or New York or Dallas or Palo Alto or Short Hills or Minneapolis or Chicago or Seattle or Philadelphia or Miami
$101k-$160k/yr HybridFull Time
5+ YOEEmbedded Solutions Engineer to translate stakeholder needs into backlog-ready requirements and user stories; collaborate with PE and IT; 5+ years' experience.
Microsoft 365, Power Platform, SharePoint, Workflow automation, AI tools, APIs, Graph, SQL, Python, PowerShell, JavaScript, TypeScript, Java, Go, REST/JSON
3d
Save
Mark Applied
Hide
Systems Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
9+ YOEProvide help desk support, train users, test upgrades, and engage with platform communities.
HTML, CSS, JavaScript, Microsoft Office
1mo
Save
Mark Applied
Hide
AI Engineer
Columbia, Maryland, United States
OnsiteFull Time
Bachelor's in CS/Engineering/Data Science; experience building or evaluating AI/ML apps; familiar with LLMs, RAG, agentic systems; experience with LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex; strong communication; active TS with poly.
LangChain, LangGraph, Semantic Kernel, AutoGen, CrewAI, Haystack, LlamaIndex, Python, JavaScript, TypeScript
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
Senior Test Engineer
Fort Meade, Maryland, United States
$115k-$140k/yr OnsiteFull Time
5+ YOEPlan, execute, and evaluate system tests across hardware, software, networking, virtualization, and cloud environments; DoD testing experience; Python and Linux skills.
Python, Linux, Suricata, Snort, Selenium, JUnit, TestNG, Java, JavaScript
3d
Save
Mark Applied
Hide
Senior Automation Engineer
Laurel, Maryland, United States
$131k-$164k/yr HybridFull Time
5+ YOESenior automation engineer with 5-8 years in automation, test automation, DevOps; strong programming in Python/Java/C#; experience with Selenium/Cypress/Playwright; CI/CD; containers; cloud and infra automation.
Python, Java, C#, JavaScript, Selenium, Cypress, Playwright, Robot Framework, Azure DevOps, Jenkins, GitLab CI, GitHub Actions, Docker, Kubernetes, AWS, Azure, GCP, Terraform, Ansible, CloudFormation, JMeter, LoadRunner
1mo
Save
Mark Applied
Hide
Intern
Columbia, Maryland, United States
OnsiteAll Commitments Available
Junior or senior pursuing a degree in Computer Science or Software Engineering; experience with software development concepts; Python or JavaScript; Git; strong problem-solving and communication; U.S. citizenship for security clearance.
Python, JavaScript, Git
2mo
Save
Mark Applied
Hide
AI Researcher Intern DU26
Baltimore, Maryland, United States
$15/hr OnsiteMultiple Commitments Available
0+ YOEPursuing Bachelor's or Master's in CS, Software Engineering, Applied Mathematics, or related field; GPA 3.0+; strong Python/Java/C++/JavaScript experience; familiarity with deep learning tools; able to work >=30 hours/week for 8 weeks.
Python, Java, JavaScript, TypeScript, C++, PyTorch, TensorFlow, Codex, Claude Code, Gemini
1w
Save
Mark Applied
Hide
Intern
Norcross or Harrisburg or Richmond or Manchester or Clifton Park or Chiefland or Portland or Chicago or Sacramento or Statesville or Helena or Wilmington or Trenton or Indianapolis or Agoura Hills
$20-$28/hr OnsiteInternship
0+ YOECurrently pursuing a BS or MS in Computer Science or related IT field; proactive, analytical, detail-oriented, strong communication, and able to work in fast-paced environments.
Java, HTML, CSS, JavaScript, SQL
2w
Save
Mark Applied
Hide
Pen Tester
Annapolis Junction, Maryland, United States
$133k-$226k/yr OnsiteFull Time
12+ YOEExperience with penetration testing tools, web development languages (Java, XML, Perl, HTML), scripting (Python, PowerShell, C, JavaScript), IT security risk assessments, web app and physical pentests, and Kali/ Burp Suite usage; must hold Top Secret/SCI clearance.
Burp Suite, Kali Linux, WebInspect, AppDetective, IPS/IDS, Penetration testing tools, Web application security
3w
Save
Mark Applied
Hide
Digital Services Engineering Intern (NCS) - BCIT
Baltimore, Maryland, United States
$15/hr OnsiteInternship
Pursuing degree in CS/Engineering or related field; basic programming skills; web development concepts; Drupal and version control familiarity.
JavaScript, React, Node.js, HTML, CSS, Drupal, Git, Bitbucket
5d
Save
Mark Applied
Hide
Senior Technical Consultant, Platform - Federal TS/SCI/FSP Clearance
Fort Meade, Maryland, United States
$122k-$213k/yr OnsiteFull Time
3+ YOEActive TS/SCI with Full Scope Poly; 3+ years federal ServiceNow GCC; 5+ years config/development; Web tech, LDAP, SSO; CSA and CAD certifications.
ServiceNow, LDAP, SSO, XML, HTML, JavaScript, Web Services, Bootstrap, CSS, SaaS
3w
Save
Mark Applied
Hide
Senior Technical Architect, Okta
Washington or Fort Meade
OnsiteFull Time
5+ YOE5-7 years as a technical consultant; identity federation and access control knowledge; software development experience; strong communication; able to lead multiple deployments; Bachelor's degree in CS/IT or related field.
Java, Ruby, .Net, PHP, REST/JSON, OAuth, OpenID Connect, SAML 2.0, WS-Federation, JavaScript, responsive_frameworks
2w
Save
Mark Applied
Hide
Assistant Director of Technology
Hanover, Pennsylvania, United States
OnsiteFull Time
3+ YOEBachelor's in IT/CS/Software Engineering or related field; 3-5+ years in IT or tech leadership; web app development experience; databases, APIs, and system integrations; K-12 district and SIS/LMS familiarity preferred.
JavaScript, Go, ColdFusion, APIs, Databases, SIS/LMS
HiringCafe market data
Javascript Developer Jobs market signals in Hanover, PA, 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
210+
Hiring companies
100+
Fresh sample
50% new in 30d
Salary visibility
58% show pay
Companies appearing in this market
T. Rowe PriceGliaCell TechnologiesEverWatchArtera TechnologiesBAE SystemsDCCAHalogen Engineering GroupSageCor Solutions
Work location mix in visible results
Onsite: 33Hybrid: 17Remote: 2