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Javascript Developer Jobs in Middletown, DE, US
240+ javascript developer jobs from 110+ companies hiring in Middletown, DE, US.
1mo
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Lead Software Engineer, Full Stack
Wilmington, Delaware, United States
$179k-$205k/yr OnsiteFull Time
4+ YOESenior full-stack software engineer with 4+ years of software development experience; cloud experience (AWS/Azure/GCP); leadership and mentoring skills.
JavaScript, Java, TypeScript, Python, Go, SQL, HTML/CSS, Docker, Kubernetes, AWS, Open Source Databases, NoSQL
2mo
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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
1mo
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Software Engineer Mid Level
Hanover, Maryland, United States
$185k-$205k/yr OnsiteFull Time
14+ YOEFourteen years of SWE experience in programs/contracts of similar scope; Bachelor’s degree in a technical discipline; active security clearance with poly required.
Java, JavaScript, Python, AWS, API Gateway, Lambda, Secrets Manager, Parameter Store, Step Functions, DynamoDB, Aurora PostgreSQL, Jenkins, GitHub, CodePipeline, Angular, Vue, PostgreSQL, CI/CD, Jira, Confluence
2w
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Software Engineer 3 - III
Annapolis Junction, Maryland, United States
RemoteFull Time
12+ YOE12+ years software engineering experience on complex programs; bachelor's in CS; 4 additional years may substitute for degree.
React, JavaScript, node.js, Rust, Python, shell script, Kubernetes, Helm, Micro-Services, Service-mesh, Load Balancing, Cloud Migration, nifi, JEST, Grafana, InfluxDb, Elasticsearch, Redis, mysql, Apache Superset, RabbitMQ, Kafka, Ansible, Salt, Terraform, Web-Sockets, JBLOCKS, CASPORT, Neo4j
1w
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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
3w
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Web Test Engineer
Aberdeen Proving Ground, Maryland, United States
RemoteFull Time
3+ YOE3+ years software testing and automation; automated web testing with Cypress/Selenium; Agile/Scrum experience; CI/CD familiarity; containerization with Docker/Kubernetes; strong troubleshooting.
Cypress, Selenium, TestNG, JUnit, Postman, REST Assured, SoapUI, GitLab CI, Docker, Kubernetes, Maven, Gradle, NPM, JMeter, Java, JavaScript, Cucumber, Gherkin, SQL, Git
5d
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Software Engineer II
Hunt Valley, Maryland, United States
$88k-$133k/yr OnsiteFull Time
2+ YOEBachelor’s in computer science/engineering with 2+ years, or Master’s in CS/CE; strong C/C++, OO design, Unix, scripting; experience with AI/enterprise tools; security clearance eligible.
C/C++, Unix, Git, Mercurial, Docker, Qt, OpenDDS, MOOS-IvP, MicroPilot, Jenkins, QA tools, Coverity, CI/CD, REST, SQL, NoSQL, JavaScript, TypeScript, CSS, HTML, Jira, Automation tooling
3d
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Java Software Engineer
Annapolis Junction, Maryland, United States
OnsiteFull Time
7+ YOESenior-level software engineer proficient in Java, Python, Docker/Kubernetes, CI/CD, microservices; TS/SCI clearance with polygraph; 7+ years SWE experience; BS in CS or related field with experience substitutions.
Java, Python, Shell, Git, Nexus, Maven, JavaScript, JUnit, IDE, Docker, Kubernetes, CI/CD, Spring, Hibernate, MySQL, Web Services, Vaadin, GWT, Nexus, SonarQube
2mo
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Lead AI Full Stack Software Engineer – Investments Technology
Baltimore or Washington DC
$145k-$309k/yr HybridFull Time
8+ YOELead design, development, and deployment of production-grade AI systems; 8+ years in OO languages; cloud-native with AWS/Azure; leadership of engineering teams.
AWS, Azure, Containerization, Microservices, Agent frameworks, Python, Java, JavaScript, LLM, Bedrock, Kiro, Codex, Vector databases, RAG
1w
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Senior Software Engineer, Backend
Philadelphia, Pennsylvania, United States
$160k-$210k/yr OnsiteFull Time
5+ YOE5+ years web apps; 2+ years leading teams; PostgreSQL; AWS; Docker/Kubernetes; Python/Django or Rails; strong communication.
JavaScript, Python, Django, Flask, React, React Native, Redux, Kubernetes, AWS, Docker, Celery, Redis, Datadog, CloudWatch
2mo
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MD-Software Engineer - TS/SCI w/ Polygraph
Annapolis Junction, Maryland, United States
$195k-$230k/yr OnsiteFull Time
20+ YOERequires 20+ years SWE experience, TS/SCI with Polygraph, BS in CS, strong full-stack skills.
ReactJS, NodeJS, Java, Spring Boot, Javascript, Docker/Podman, AWS, MongoDB, Elasticsearch, Gradle
2mo
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Full Stack Developer
Aberdeen, Maryland, United States
$108k-$228k/yr OnsiteFull Time
5+ YOEBachelor's degree or equivalent experience; 5+ years in full stack development; strong Java, front-end, and database skills; cloud and container tech a plus; Secret clearance (minimum).
Java, Spring Boot, Vaadin, Jakarta EE, HTML, CSS, JavaScript, React, Angular, Vue.js, SQL, MySQL, PostgreSQL, MongoDB, Git, AWS, Azure, Google Cloud, Docker, Kubernetes, CI/CD
1mo
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Salesforce QA Automation Engineer with Playwright
Charlotte or New York City or New Jersey or Radnor
$82k-$130k/yr HybridFull Time
7+ YOE7+ years Salesforce testing, Playwright automation, API testing (REST/SOAP), SQL/SOQL, CI/CD experience
Playwright, JavaScript, TypeScript, REST, SOAP, SQL, SOQL, Jenkins, GitLab CI
2mo
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GIS Solution Engineer - Geo Experience Center
Philadelphia or Charlotte or Denver or Louisville or Minneapolis or Olmypia or Redlands or San Antonio or St. Louis or Washington
$77k-$127k/yr OnsiteAll Commitments Available
2+ YOE2+ years with Esri tech, 1+ years in various industries; Python/JavaScript; ArcGIS IT context; travel 25-50%; bachelor’s degree; no visa sponsorship.
ArcGIS, Python, JavaScript, Cloud computing (Azure AWS), Geodatabases, Web services
2mo
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Cyber R&D Engineer
Fort Meade, Maryland, United States
$117k-$243k/yr OnsiteFull Time
5+ YOEBS in Computer Science or Engineering; 5 years of direct relevant experience; 5 years in Windows/Linux; proficiency in C, C++, Python, Java/Javascript, Bash, Rust, Assembly.
C, C++, Python, Java, JavaScript, Bash, Bourne Shell, Rust, Assembly, GDB, Valgrind, LLDB, IDA Pro, Ghidra, SCons, SIEM
1mo
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Salesforce QA Automation Engineer with Playwright
Charlotte or New York or New Jersey or Radnor
$82k-$130k/yr HybridFull Time
7+ YOE7+ years Salesforce testing experience; Playwright automation; API testing; CI/CD and Agile experience.
Playwright, JavaScript, TypeScript, Jira, Jenkins, GitLab CI, REST, SOAP, SOQL, Salesforce
1mo
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Senior Full Stack AI Engineer
Philadelphia, Pennsylvania, United States
$100k-$120k/yr HybridFull Time
3+ YOEBachelor's degree or equivalent; 3 years related experience; ability to lead and coordinate team activities; proficient with technology; ability to document and draft instructions; teamwork; strong communication; travel and on-call availability.
C#, ASP.NET, .NET Core, Entity Framework, JavaScript, TypeScript, HTML5, CSS3, React, Angular, SQL, NoSQL, Vector databases, Azure
2w
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PCS Retirement, LLC - QA Automation Engineer (Hybrid - Philadelphia)
Philadelphia, Pennsylvania, United States
$85k-$110k/yr HybridFull Time
5+ YOE5+ years in software automation testing; strong programming background; experience with mabl, Selenium, Postman, JMeter; Agile; hybrid schedule in Philadelphia
mabl, Selenium, Postman, JMeter, JIRA, Vue.js, Azure DevOps, SQL, JavaScript, HTML, JSON, CSS
2w
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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
2mo
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Senior Network Automation Engineer, Full-Stack
Richmond or St. Louis or Cleveland or Philadelphia or Chicago or San Francisco or New York or Kansas City or Boston or Atlanta or Minneapolis or Dallas
$113k-$156k/yr OnsiteFull Time
6+ YOESenior-level full-stack and network automation engineer with Java, JavaScript/NextJS, Python; AWS, IaC (Terraform/CloudFormation); MuleSoft, ServiceNow, OpenShift; UI tooling (Angular); on-call support.
NextJS, Java, JavaScript, Python, Java SpringBoot, OpenShift, MuleSoft, ServiceNow, Angular, AWS, Terraform, CloudFormation, GitHub, GitLab, Maven, Jenkins
1mo
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Software Developer
Hanover, Maryland, United States
OnsiteFull Time
7+ YOEMid-level software engineer with TS/SCI with poly, 7+ years of experience, backend focus, and experience with CI/CD (GitLab).
Docker, Kubernetes, GitLab, Java, C++, JavaScript, Python
4d
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SAP NS2 Innovation, Analytics & Automation Cloud Engineer Intern (Newtown Square, PA, US, 19073)
Newtown Square, Pennsylvania, United States
$15-$62/yr RemoteInternship
Pursuing or recent Bachelor's in Science/Engineering; HTML5, JavaScript, CSS; SQL; interest in SAP Cloud products; comfortable remote; strong communication; English proficiency.
HTML5, JavaScript, CSS, SQL, SAP Cloud products, Zoom, Microsoft Teams, Outlook
1mo
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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
2mo
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Database Engineer/Oracle Database Administrator - CLEARANCE and POLYGRAPH REQUIRED
Annapolis Junction or Fort Meade
$175k-$230k/yr OnsiteFull Time
10+ YOEUS citizen with TS/SCI clearance and polygraph; 10+ years database experience; Oracle and NoSQL DB experience; Bachelor's degree or higher; strong SQL/PLSQL, scripting (JavaScript, Bash/Unix, Perl, Python)
Oracle, SQL, PL/SQL, NoSQL, PostgreSQL, MongoDB, JavaScript, Bash, Linux, Perl, Python, Java, ETL, Cassandra, Agile
3w
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Security Engineer (Application Security)
New York or Philadelphia
HybridFull Time
4+ YOE4+ years in security engineering/DevSecOps; AWS; Python; Kubernetes; Terraform; OAuth/SAML/JWT/IAM; OWASP Top 10; strong communication; able to work in a fast-paced SaaS environment.
AWS, Kubernetes, Terraform, Python, OAuth, SAML, JWT, IAM, OWASP, JavaScript, Go
6d
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Technical Support Engineer
Philadelphia or Vancouver
$80k-$90k/yr HybridFull Time
0+ YOEAssociates degree or equivalent experience; strong Windows, networking, and hardware skills; excellent communication; basic web tech; experience with Zendesk/Jira; ability to troubleshoot and balance tasks.
Windows, Networking, Zendesk, Jira, HTML, JavaScript, API troubleshooting, Google Docs
3w
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Software Engineer Manager
South Windsor or South Windsor
OnsiteFull Time
5+ YOE5+ MgmtHands-on software engineering manager with 5+ years leading teams, strong MS tech stack, cloud, CI/CD, and SDLC ownership.
C# / .NET, Microsoft SQL Server, T-SQL, REST, HTML, CSS, JavaScript, Azure, AWS, CI/CD, Docker, Kubernetes, React, Angular
4d
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IAM Software Engineer
Atlanta or Kansas City or Philadelphia
HybridFull Time
3+ YOE3+ years in software engineering or IAM; Ping Identity experience; REST APIs; scripting (bash/python); SSO/MFA/adaptive authentication; LDAP knowledge; DevOps/CI/CD; JSON and Postman.
PingFederate, PingDirectory, PingAccess, PingOne, RESTful APIs, JSON, Postman, Bash, PowerShell, Python, JavaScript, LDAP
2mo
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Digital Engineer (Wilmington, NC, US, 28405)
Wilmington, North Carolina, United States
$141k/yr OnsiteFull Time
1+ YOEBS/MS in Computer Science or IT-related field; 1-3 years manufacturing automation/optimization experience; travel about 10%.
Python, C#, HTML, JavaScript, .NET, Flask, Microsoft IIS, Visual Studio, Git, SSRS, SQL, Power BI
2mo
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Staff Software Engineer (Secret) {S}
King of Prussia, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS or related field; 5+ years Java/C#/Python; 1+ year JS/Typescript; in-office 3+ days/week; Secret clearance; experience with Java frameworks and cloud/native architectures.
Java, C#, Python, JavaScript, TypeScript, Spring Boot, Quarkus, AWS, Azure, Kubernetes, React, Angular, Git, GitLab, Jira, Confluence
2mo
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Information Protection Advisor
St. Louis or Bloomfield or Philadelphia
OnsiteFull Time
7+ YOE7+ years in application development; Node.js/JavaScript, Python, RESTful APIs, Oracle, MySQL; Linux, shell scripting; architecture discussions; strong problem solving and collaboration.
Node.js, JavaScript, Python, REST, Oracle, MySQL, Linux, Shell scripting, Docker, Jenkins, Okta
3w
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Power Platform Developer and Business Analyst, Senior
Aberdeen Proving Ground, Maryland, United States
$55k-$126k/yr OnsiteFull Time
3+ YOE3+ years in SharePoint and Power Platform; experience in Power Platform, programming, QA, and SharePoint maintenance; secret clearance; multiple degree/experience paths in analytics.
Power Platform, Power Apps, Power BI, SharePoint, SQL, Python, C#, JavaScript, React, Angular, NodeJS, Dataverse
1mo
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Technology Lead - US
Addison or Atlanta or Newark or Pennington
OnsiteFull Time
4+ YOEBachelor’s degree or foreign equivalent; 4+ years IT experience; .NET, Angular/React, Oracle PLSQL/SQL Server; banking domain a plus; willing to relocate to listed US locations.
.NET, Angular, React, Oracle, PLSQL, SQL Server, HTML5, CSS3, JavaScript
3w
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Manager Software Engineering
Fort Washington, Pennsylvania, United States
OnsiteFull Time
10+ YOE5+ MgmtSenior software engineering leader with 10+ years of experience, 5+ in leadership; strong Java/JavaScript/Python; cloud, DevOps, CI/CD; security, architecture, mentorship.
Java, JavaScript, Python, Cloud, DevOps, CI/CD, Docker, Kubernetes, Spring Boot, ORM, Git, Elasticsearch, Logstash, Kibana, Splunk
2w
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Technical Architect (Radnor, PA, US)
Radnor, Pennsylvania, United States
HybridFull Time
10+ YOE10+ MgmtMaster’s degree in Computer Science or related; 10+ years in product leadership; expertise in JavaScript, TypeScript, React, Vue; distributed systems; cloud (Azure/AWS); analytics; API design; security; leadership and mentorship.
JavaScript, TypeScript, React, Vue, AWS, Azure, GraphQL, C#, ASP.NET, SQL, NoSQL, Elasticsearch, Amplitude, Google Analytics
2mo
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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
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Configuration Analyst I
New Holland, Pennsylvania, United States
OnsiteFull Time
Bachelor's degree or equivalent in web development or computer science; SQL, XML, and JavaScript; experience with P&C SaaS platforms; willing to learn and travel.
SQL, XML, JavaScript, P&C SaaS platforms
2w
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Infrastructure Engineering, AVP
Quincy or Boston or Princeton or Clifton or Austin or Kansas City or Berwyn or Kilkenny or Dublin or London or Krakow or Quincy
$90k-$158k/yr HybridFull Time
7+ YOEAVP-level infrastructure engineering role requiring 7+ years Python, full stack development, network automation, SDLC, REST/JSON/XML, and hybrid work model.
Python, Django, REST, JSON, XML, HTML, CSS, JavaScript, React, Bootstrap, Git, CI/CD, Automation, Networking
1mo
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Services Solutions Technical Architect Intern
Philadelphia, Pennsylvania, United States
$52k-$78k/yr HybridFull Time
Programming fundamentals in Java, JavaScript, SQL, or Python; ability to build simple scripts and utilities; comfortable using AI-assisted development tools; agile experience; strong communication and collaboration.
Java, JavaScript, SQL, Python, Jira
2mo
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Web and Digital Interface Designer (contingent 034)
Huntsville or Aberdeen
HybridFull Time
10+ YOESecret clearance required; 10+ years in web design; BA/BS in CS/Design; strong responsive design, UX, HTML/CSS/JS; DoD cybersecurity and accessibility experience.
HTML5, CSS, JavaScript, Python, PHP, SQL, Adobe Creative Suite, Photoshop, Dreamweaver, PowerPoint, XML, Unix, Windows
HiringCafe market data
Javascript Developer Jobs market signals in Middletown, DE, 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
240+
Hiring companies
110+
Fresh sample
42% new in 30d
Salary visibility
62% show pay
Companies appearing in this market
T. Rowe PriceEsriCapital OneCognizantSunayuAccenture Federal ServicesARKA GroupAudacy
Work location mix in visible results
Onsite: 25Hybrid: 22Remote: 3