69 software web developer jobs at 52 companies in New Castle, DE
6d
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Web Developer
Chester or Pennsylvania
OnsiteFull Time
3+ YOERequires 3–5 years of WordPress experience, strong JavaScript, HTML, CSS, and PHP skills, responsive web design experience, CMS release knowledge, debugging ability, and communication skills.
WordPress, PHP, Ruby on Rails, React, JavaScript, HTML, CSS, Firebug, Chrome inspector, Scrum
5d
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Software Engineer
Aberdeen Proving Ground, Maryland, United States
$90k-$190k/yr OnsiteFull Time
3+ YOEBachelor's degree and 3–7 years of software development experience required. Requires U.S. citizenship, TS/SCI clearance, C++ and Python, Linux, desktop or web applications, geospatial development, and RF data visualization experience.
C++, Python, Linux, React, Angular, VUE, HTML, CSS, TypeScript, REST APIs, PostgreSQL, PostGIS, SQLite, Git, Agile, CI/CD, Docker, Ansible, Cobbler
2w
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Web Developer I (Webflow)
Ann Arbor or Wayne or Austin or United States
$60k-$70k/yr HybridFull Time
2+ YOERequires 2+ years of Webflow production experience or equivalent, responsive Webflow portfolio, HTML/CSS, basic JavaScript, CMS, accessibility, performance, QA, troubleshooting, and documentation skills.
Webflow, Figma, HTML, CSS, JavaScript, Marketo, Google Tag Manager, WordPress, Gutenberg, Google Search Console, Git
5d
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Senior Web Application Engineer
Malvern, Pennsylvania, United States
HybridFull Time
5+ YOERequires 5+ years of related experience, including 1+ year of development experience, and an undergraduate degree or equivalent training and experience.
Angular, RxJS, Node.js, JavaScript, GraphQL, AWS, AWS Lambda, Amazon S3, D3, Java, Jest, Cypress, Playwright
1w
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SOFTWARE ENGINEER I
Camden, New Jersey, United States
$80k-$95k/yr OnsiteFull Time
1+ YOERequires 1–3 years of software development experience, Python, web frameworks, relational databases and SQL, APIs, cloud platforms, communication, analytical skills, and teamwork.
Python, FastAPI, Flask, React, PostgreSQL, SQL, Microsoft Azure, Azure Function Apps, Azure App Services, Azure Batch Processing, Snowflake, Azure Blob Storage, REST APIs, Git, CI/CD, Agile
2mo
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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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Software Developer II
New Holland or Pennsylvania or Ohio or South Dakota
OnsiteFull Time
Develop, implement, and maintain insurance systems; integration, web services, data mapping, automated testing; college degree or comparable experience in web or computer technologies required.
5d
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Senior Web Application Engineer
Malvern, Pennsylvania, United States
HybridFull Time
5+ YOEFive years of related work experience, including at least one year developing applications, plus an undergraduate degree or equivalent training and experience. Angular, RxJS, Node.js, JavaScript, GraphQL, AWS, and testing experience required.
Angular, RxJS, Node.js, JavaScript, GraphQL, AWS, AWS Lambda, Amazon S3, D3, Java, Jest, Cypress, Playwright
1w
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SOFTWARE ENGINEER I
Camden, New Jersey, United States
$85k-$100k/yr OnsiteFull Time
1+ YOERequires 1–3 years of software development experience, Python, modern web frameworks, relational databases and SQL, cloud platforms, APIs, strong communication, and analytical problem-solving skills.
Python, FastAPI, Flask, React, PostgreSQL, Microsoft Azure, Azure Function Apps, Azure App Services, Azure Batch Processing, Snowflake, Azure Blob Storage, REST APIs, Git, CI/CD, ETL, SQL
6d
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URBN Software Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
3+ YOERequires 3–5 years of software development experience, Python or Golang proficiency, REST and data modeling expertise, AI coding agent experience, and knowledge of web, database, testing, and cloud technologies.
JSON, REST, HTML, AJAX, CSS, Python, Golang, Claude Code, Cursor, Elastic Search, Solr, Django, Tornado, Flask, Vue.js, React, CLI, MCP
1w
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Senior Software Engineer
Malvern or Faribault or Northborough or United States or Canada or Washington
$92k-$142k/yr HybridFull Time
5+ YOE2+ MgmtRequires a high school diploma, 5+ years of software, web, database, and manufacturing application development, 2+ years of technical project leadership, Python, relational databases, and MES/SCADA-ERP integration experience.
Python, C++, Java, .NET, SQL Server, Oracle, PostgreSQL, QAD, SAP, MES, ERP, SCADA
1w
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.NET Software Developer
Warminster, Pennsylvania, United States
OnsiteFull Time
Bachelor's degree preferred in computer science or related field; web application programming experience with Microsoft SQL Server and ASP.NET; application design-to-deployment experience and software solution development skills.
.NET, Microsoft SQL Server, OCR, IVR, ASP.NET, VB.NET
1mo
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Full Stack Web Developer
Boothwyn, Pennsylvania, United States
HybridFull Time
2+ YOE2+ years Adobe Commerce development experience, working knowledge of PHP/JavaScript/HTML/CSS/Node.js/SQL, Ubuntu/Linux comfort, bachelor’s degree in computer science or equivalent, strong problem-solving and communication skills.
PHP, HTML, CSS, JavaScript, Node.js, SQL, Adobe Commerce, Adobe App Builder, Linux, Ubuntu, Microsoft SQL Server, MySQL, Claude.ai
6d
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Senior Software Engineer
Malvern or Faribault or Northboro
$92k-$142k/yr HybridFull Time
5+ YOERequires a high school diploma, 5+ years of software, web, and database development, 5+ years with MES/ERP/SCADA, 2+ years of technical project leadership, Python, core languages, relational databases, and system integration.
Python, C++, Java, .NET, SQL Server, Oracle, PostgreSQL, MES, ERP, SCADA, QAD, SAP
1w
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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
6d
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Senior Software Engineer
Malvern or Faribault or Northborough
$92k-$142k/yr HybridFull Time
5+ YOERequires a high school diploma, 5+ years of software, web, database, and MES/ERP/SCADA experience, 2+ years of technical project leadership, Python, relational databases, and distributed systems integration.
Python, C++, Java, .NET, SQL Server, Oracle, PostgreSQL, MES, ERP, SCADA, QAD, SAP
5d
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Staff Software Engineer, Fullstack-MarTech
New York City or San Francisco or United States or Los Angeles or Seattle or Austin or Washington, D.C. or Philadelphia or San Diego or Chicago or Atlanta or Salt Lake City or Australia or Canada or South America
$170k-$250k/yr HybridFull Time
8+ YOERequires 8+ years software development, 6+ years Java, 3+ years TypeScript and React, plus AWS, scalable APIs, event-driven systems, web performance, and cross-functional communication experience.
Java, Spring Boot, TypeScript, React, AWS, Spring, Gradle, JUnit, JVM, EKS, Aurora RDS, ElastiCache, DynamoDB, REST APIs, Braze, Singular, AppsFlyer, Branch, Google Tag Manager, Amplitude, LaunchDarkly, Meta, Google, TikTok, Apple, Snowflake, GitHub Actions, git, DataDog, CDK, Terraform, React Native
1mo
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Software Engineer II
Exton or Philadelphia
HybridFull Time
5+ YOE5+ years frontend development with TypeScript and React, experience with 3D/web graphics (Cesium/WebGL/three.js) preferred, testing (Vitest/Jest, Playwright), agile/Scrum, strong communication, graduate degree or equivalent experience.
TypeScript, React, iTwin.js, Cesium, pnpm, Module Federation, Vitest, React Testing Library, Playwright, Jest, Azure DevOps, CI/CD, GitHub, GitHub Copilot, Git, WebGL, three.js
2w
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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
3mo
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Sr. Software Engineer
Philadelphia or New Jersey or Delaware or New York or Maryland or Florida or South Carolina or Texas or Virginia or Georgia
HybridFull Time
FreedomPay: A fast-growing payments and commerce technology delivering secure solutions globally.
7+ YOE7+ years in application development and testing; strong web, SPA, and backend skills; security-focused; Agile experience; strong English communication.
.NET, SQL Server, MVC, jQuery, React, Angular, Redux, TypeScript, JWT, Git, HTML, CSS, Websockets