40 senior web engineer jobs at 32 companies in Marcus Hook, PA
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Web Developer
Philadelphia, Pennsylvania, United States
$80k-$100k/yr HybridFull Time
5+ YOE5+ years web development experience; Craft CMS; HTML5, SASS, Git, Vite, CLI; JavaScript/ES6, Vue.js, Alpine.js, TypeScript; REST/GraphQL; accessibility; Adobe Creative Suite; strong communication.
Craft CMS, ExpressionEngine, WordPress, Drupal, HTML5, SASS, Git, Vite, CLI, JavaScript, ES6, Vue.js, Alpine.js, TypeScript, GitHub Copilot, Claude Code, RESTful, GraphQL, Adobe Creative Suite
3w
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Web & SQL Developer
Philadelphia, Pennsylvania, United States
$80k-$87k/yr OnsiteFull Time
2+ YOEBachelor's in computer science/MIS or related,2-3 years web/SQL development and HR systems experience,proficiency with HTML,ASP,JavaScript,XML,SQL,PL/SQL,MS Access and reporting tools.
HTML, ASP, XML, C-Sharp, JavaScript, PHP, CSS, PeopleAdmin, Sigma, Scantron, EiS, OBIEE, SQL, PL/SQL, Microsoft VB, Microsoft Access, Active Directory
1mo
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Senior Corporate Website Web Developer (AI-Enabled)
Houston or Wilmington
OnsiteFull Time
Enterprise front-end developer for high-traffic websites with HTML5/CSS3, JavaScript (ES6+), React/Angular/Vue, AEM/CMS experience, AI prompt engineering, Jenkins/GitHub CI integration, Node.js, Webpack, REST APIs, accessibility and performance optimization.
Adobe Experience Manager (AEM), CMS, WCM, JavaScript (ES6+), HTML5, CSS3, SASS, Less, jQuery, TypeScript, React, Angular, Vue, Java (11+), Node.js (16+), Webpack (4/5), Jenkins, GitHub, Figma, RESTful APIs, AJAX, Web Content Accessibility Guidelines (WCAG), AI
2w
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Principal Digital Experience Web Developer
Philadelphia, Pennsylvania, United States
HybridFull Time
8+ YOEBachelor's or equivalent, 8+ years web/app architecture and front-end development; expertise in React, JavaScript/TypeScript, HTML, CSS, Figma, Azure, CMS/headless CMS, microfrontends, SDLC and CI/CD; provides on-call support.
React, JavaScript, TypeScript, HTML, CSS, Figma, Azure, CI/CD
2w
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Senior Quality Engineer
Warrington, Pennsylvania, United States
OnsitePart Time
10+ YOE10+ years quality engineering experience in aerospace/defense, AS9102 FAI, source inspections, QMS/process audits, ERP and web-based quality tools, IPC knowledge, ability to read engineering drawings.
NetInspect, ERP
2w
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Senior Quality Engineer
Warrington, Pennsylvania, United States
OnsitePart Time
10+ YOE10+ years quality engineering experience in aerospace/defense manufacturing, AS9102 FAI, source inspection, process/QMS audits, IPC knowledge, ERP and web-based quality tools proficiency.
NetInspect, ERP
3d
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Senior Software Engineer
Atlanta or Austin or Baltimore or Boston or Charlotte or Chicago or Columbus or Dallas or Miami or Nashville or New York City or Philadelphia or Pittsburgh or Princeton or Raleigh or Tysons or Washington
$126k-$248k/yr RemoteFull Time
Full-stack engineering experience with scalable, highly available web applications and databases; collaboration and distributed-systems problem solving required. TypeScript, React, Node.js, WebSockets, Kubernetes, and microservices are advantageous.
MongoDB Atlas, MongoDB Compass, Atlas Data Explorer, TypeScript, React, Node.js, Kubernetes, AWS, Google Cloud, Microsoft Azure
2w
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Senior QA Engineer 2, Team Lead - ERP Platform
Wayne or Naperville
HybridFull Time
7+ YOE2+ Mgmt7+ years QA experience with hands-on test automation, 2+ years leading QA, experience with web apps, API and performance testing, strong SQL, and demonstrated use of AI to improve QA.
Playwright, Selenium/WebDriver, Cucumber, REST Assured, TestNG, Serenity, JMeter, k6, Gatling, Postman, SQL, Lambda, API Gateway, SQS, SNS, RDS, OpenAI
1mo
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Senior Full Stack Engineer
Broomall, Pennsylvania, United States
$150k-$175k/yr RemoteFull Time
7+ YOERequires 7+ years of software development experience with C#, .NET Framework, SQL Server, and full-stack web applications; experience with ASP.NET Web Forms, Angular, TypeScript/JavaScript, Azure, and deployment tools.
C#, .NET Framework, .NET Core, ASP.NET Web Forms, Angular, TypeScript, JavaScript, SQL Server, Azure, Jenkins, Terraform, Terragrunt, HTML, CSS
6d
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Senior Software Engineer
Malvern, Pennsylvania, United States
HybridFull Time
6+ YOERequires 6–9 years developing web applications, 3+ years with Ruby, Linux, APIs, databases, testing, and security protocols. Preferred experience includes cloud, containers, DevOps, Jenkins, React, AWS, Redis, and JIRA.
Linux, Git, Ruby, JavaScript, JSON, XML, OpenAPI, SFTP, FTP, OAuth2, OIDC, SSL, SSH, LDAP, Ruby on Rails, Python, REST, GraphQL, SQL, NoSQL, PostgreSQL, Jenkins, Node.js, React, Rust, AWS, RabbitMQ, Kafka, Redis, JIRA, Kubernetes
1mo
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Senior QA Engineer
Malvern, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years QA experience for backend/platform/cloud/web applications; strong manual testing, test strategy, defect management; automation with Python/Pytest/Playwright/Selenium; API, Linux, Docker, SQL, Jira/Confluence experience.
Python, Pytest, Playwright, Selenium, Postman, Swagger/OpenAPI, Docker, Keycloak, Jira, Confluence, TestRail, Zephyr, Xray, PostgreSQL, Bash, Ansible
1d
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Senior Software Engineer - Digital Products
Reading, Pennsylvania, United States
HybridFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
10+ YOE1+ MgmtBachelor’s degree or equivalent experience, 10+ years of software development, web framework proficiency, architecture experience, Agile delivery, project leadership, mentoring, and technical communication skills.
React, Angular, jQuery, HTML, CSS, JavaScript, Spring, Spring-MVC, myBatis, RESTful APIs, CI/CD, SVPG Product Operating Model
4d
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Senior Engineer II, Technology Operations
Newark, Delaware, United States
HybridFull Time
5+ YOEBachelor's degree in a related field and 5 years of experience; Workday integration, production support, Workday Studio, web services, XML, XSLT, SOAP, Java, ETL, and monitoring experience required.
Workday, PGP, SSH, Workday Studio, Web Services, XML, XSLT, SOAP, Java, Extract, Transform, Load (ETL)
1mo
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Sr. Site Reliability Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
5+ YOEBS in CS or equivalent; 5+ years in high-availability web environments; expert APM (Dynatrace/Datadog/New Relic); AI-driven ops experience; PowerShell/Python scripting, SQL/T-SQL, networking, container orchestration, Azure and VMware; on-call rotation experience.
Dynatrace, Datadog, New Relic, Anthropic (Claude), OpenAI (Codex), Azure AI services, Azure SRE Agent, Microsoft PowerShell, Python, SQL, T-SQL, Azure Kubernetes Service (AKS), Azure, VMware, Windows Server (IIS), PagerDuty Process Automation (Rundeck), DNS, HTTP/HTTPS, TCP/IP
1mo
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Senior Software Engineer
Philadelphia or United States or Canada
$123k/yr RemoteFull Time
4+ YOE4+ years software development experience, full-stack web development, CI/CD and data ingestion familiarity, strong communication and mentoring skills, history of producing maintainable testable code for high-traffic sites.
1mo
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Senior Software Engineer (Top Secret Clearance)
King of Prussia, Pennsylvania, United States
$93k-$164k/yr OnsiteFull Time
Active US Top Secret clearance (investigation or CV within 5 years), proficiency in Java/C#/Python/JavaScript/TypeScript, web stack (HTML5/CSS3, modern JS frameworks), CI/CD, containerization, Git, Scrum experience, and US citizenship.
Java, C#, Python, JavaScript, TypeScript, HTML5, CSS3, React, Angular, Vue, Jenkins, GitLab CI, Azure DevOps, Docker, Kubernetes, Git, Helm, AWS, Azure, Openstack, Openshift, Horizon
1mo
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Sr Quality Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor's in CS/engineering, 5+ years professional software experience, 3+ years building automated tests for web/distributed systems; experience with Playwright/Selenium/Cypress, CI/CD integration, troubleshooting, and clear technical communication.
Playwright, Selenium, WebDriver, Gauge, Cypress, GitHub Actions, Azure DevOps, Jenkins, GitLab CI, Docker, Kubernetes, Linux, Prometheus, Grafana, JUnit, Allure, Java, Python, Go, Rust
3d
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Lead Software Engineer (São Paulo, BR)
São Paulo or Brazil or Amsterdam or United Kingdom or London or New York City or Philadelphia or Denver
R$213k-R$261k/yr HybridFull Time
5+ YOERequires 5+ years in software development, web platforms and integrations, modern architecture, APIs, data governance, and engineer leadership. English fluency required; a computer science or IT degree is preferred.
B Hive, B Academy, LMS, Git, Coderbyte, Google Meet, Zoom
4d
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Lead Software Engineer – AEM & Forms
Wilmington or Barcelona or Mississauga or Colorado Springs
$128k-$200k/yr HybridFull Time
8+ YOE8+ years of software engineering experience with Adobe DA.live, EDS, AEM Cloud Service, Adobe Forms, modern JavaScript, HTML, CSS, design systems, APIs, testing, CI/CD, and globally scaled web applications.
Adobe DA.live, Edge Delivery Services (EDS), Adobe Experience Manager (AEM) Cloud Service, Adobe Forms, JavaScript, HTML, CSS, GitHub Actions, Adobe Experience Platform Web SDK, Adobe Experience Platform Mobile SDK, CI/CD
2w
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Lead Software Engineer - Tax Product Development
New York or Dallas or Houston or Chicago or Philadelphia or Charlotte or Raleigh or Tampa or Miami or Jacksonville or Fort Lauderdale or Tallahassee or Orlando or West Palm Beach or Grand Rapids or Detroit or Troy
$140k-$210k/yr HybridFull Time
6+ YOEBachelor's degree required;6+ years building web apps with Microsoft stack (C#, ASP.NET), SQL Server/Azure SQL/NoSQL, Azure, CI/CD, DevOps, monitoring, and leading engineering teams;strong design and communication skills.
C#, ASP.NET, HTML, JavaScript, Angular, TypeScript, React, SQL Server, Azure SQL, NoSQL, PowerShell, Graph API, Azure CLI, Microsoft Office Suite, Microsoft Visual Studio, Microsoft Azure Dev Ops, GitHub, Microsoft SQL Server, Microsoft Power BI, PowerApps, Azure Functions, App Insights, App Monitoring, HTTP Debug Tools
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