1,834 software developer jobs at 441 companies in Elsmere, DE
Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
10+ YOEBachelor of Science and 10+ years of software development experience required. Requires programming experience with Java, Python, C#, JavaScript, Linux systems, software architecture, testing, and documentation.
Java, Python, C#, JavaScript, Linux, Windows
Software Engineer
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
5+ YOERequires 5+ years of professional software development experience and ability to design, develop, test, and maintain software systems. Bachelor's degree and Security+ certification preferred; active Secret clearance required.
Software Developer
Camden, New Jersey, United States
$80k-$100k/yr OnsiteFull Time
2+ YOEAt least 2 years of professional software development experience, hands-on C# and SQL experience, strong problem-solving, communication, testing, documentation, and collaboration skills.
C#, SQL
Software Developer
Wyomissing, Pennsylvania, United States
OnsiteFull Time
5+ YOEBachelor’s degree in Computer Science or related field and 5+ years of software development experience. Requires Java, C++, Python, web technologies, databases, Git, Node.js, and deployment tools.
Java, C++, Python, HTML5, Android, iOS, React, Spring Boot, CSS3, JavaScript, Swift, JSON, Objective-C, Apache Maven, TypeScript, Next.js, Git, Node.js, npm, Doppler, Microsoft SQL Server, MySQL, CI/CD
Software Engineer
Audubon, Pennsylvania, United States
OnsiteFull Time
2+ YOEBachelor's or advanced degree in computer science, engineering, mathematics, physics, or equivalent practical experience; 2+ years professional software development; experience with AI-assisted development tools; working knowledge of software design, source control, code review, and automated testing.
Software Developer
New Castle, Delaware, United States
$63k-$82k/yr OnsiteFull Time
3+ YOERequires 3+ years of software development experience and proficiency with ASP.NET, C#, .NET, SQL Server, RESTful APIs, Azure DevOps, and Git. Bachelor's degree in Computer Science or related field desired.
ASP.NET, C#, .NET Core, SQL Server 2019, Microsoft Visual Studio 2019, JavaScript, Dapper, AutoMapper, .NET Framework 4.8, RESTful APIs, HTML5, XML, XSLT, CSS, jQuery, JSON, AJAX, RabbitMQ, OAuth, JWT, Microsoft Azure DevOps, Git, JAD, Service-Oriented Architecture (SOA)
Software Engineer
Aberdeen Proving Ground, Maryland, United States
$160k-$171k/yr OnsiteFull Time
7+ YOE7+ years software development or related experience; full SDLC expertise; Python/C++ and Linux/Windows proficiency; software testing and verification; active Secret clearance required, Top Secret preferred.
Python, C++, Linux, Windows
Software Engineer
King of Prussia, Pennsylvania, United States
$91k-$169k/yr HybridFull Time
Experienced in software development with C#, Python, or Java; Agile environment with Azure DevOps, Jira, or Confluence; must be able to obtain DoD Secret clearance; US citizenship required.
C#, Python, Java, Azure DevOps, Jira, Confluence, .NET Core, Angular, Microsoft SQL
Software Engineer
Illinois or New Holland or Oak Brook or Sioux Falls
$20-$35/hr OnsiteInternship
2+ YOEBachelor’s or master’s degree in computer science or a related field, plus two years of experience or equivalent education and experience. Requires software development, troubleshooting, analysis, and problem-solving skills.
ISO
Software Developer Intern
Chicago or New York City or San Francisco or Philadelphia
$45-$50/hr OnsiteInternship
Active student pursuing a BS, MS, or Ph.D. in computer science, computer engineering, or a related field; familiarity with C-style object-oriented languages and software development fundamentals.
.NET, C#, Java, C++, Objective-C
Software Engineer
Moorestown, New Jersey, United States
$88k-$149k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience, U.S. citizenship, active DoD Secret clearance, and 2–4 years of software development experience. Requires C++ or equivalent, Matlab, scripting, radar, Linux/UNIX, and agile experience.
C++, Matlab, Java, Python, Linux, UNIX, Eclipse, UML, Clearcase, JIRA, xUnit Framework, Junit, CPPUnitLite, SysML
Experienced Software Developer
Philadelphia, Pennsylvania, United States
$124k-$207k/yr HybridFull Time
8+ YOERequires 8+ years developing software in object-oriented languages such as TypeScript or C#, experience with large connected cloud systems, RESTful APIs, security, and leading medium-scale initiatives.
TypeScript, C#, Azure, Google Cloud, AWS, RESTful APIs
Principal Software Engineer
Trenton or Jersey City or Philadelphia
$130k-$160k/yr RemoteFull Time
7+ YOEBachelor’s degree in information systems, computer science, or related engineering; 7+ years in corporate engineering or software development; Python, SQL, software engineering, testing, and project leadership experience.
Python, SQL, Supply Chain Guru, Llama.ai, NextMV, Gains, Sophus, Starboard, Optilogic, TMOD, Go, Golang, Agile, Scrum, MCP
Software Developer/Engineer
Newark, Delaware, United States
$152k-$198k/yr OnsiteFull Time
8+ YOE5+ MgmtBachelor's degree in computer science, computer engineering, or related field; 8 years of experience; 5 years as lead software developer and technical lead; C#, MS Windows, .NET, multi-threaded applications, WCF, message queues, SQL, Visual Studio, windbg, VS debugger, enterprise architecture, Visio, ClearCase, TFS, Klocwork, Source Monitor, rdExpe...
C#, MS Windows, Visual Studio, .NET, WCF, message queues, SQL databases, windbg, VS debugger, enterprise architecture, Visio, ClearCase, TFS, bug tracking tools, Klocwork, Source Monitor, rdExpert
Senior Software Engineer
Montgomery County or Fort Washington
OnsiteFull Time
5+ YOEBachelor's degree or high school diploma/GED with 7 years preferred experience; 5 years software development experience, cloud and distributed systems expertise, programming and API development skills, and mentoring ability.
Java, C#, Python, JavaScript, TypeScript, REST, gRPC, AWS, Azure, GCP, Terraform, CloudFormation, Docker, Kubernetes, SQL, NoSQL, ELK Stack, Prometheus, Splunk
Lead Software Engineer
Durham or Charlotte or Atlanta or Franklin or Conshohocken or Cincinnati
HybridFull Time
7+ YOE7+ years professional software development, 7+ years with Python/TypeScript, 5+ years data modeling and security, 3+ years Azure PaaS, 2+ years AI-assisted development tools, 2+ years reviewing AI-generated code.
Python, TypeScript, Azure, Claude Code, GitHub, Copilot, Codex, Cursor
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