563 senior software developer jobs at 220 companies in New Castle, DE
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3mo
Senior Software Engineer
Moorestown, New Jersey, United States
$106k-$180k/yrOnsiteFull Time
ASRC Federal: Provides engineering and IT services to federal government agencies.
5+ YOEBachelor's degree or higher; 5-7 years software development experience; U.S. citizenship with active DoD Secret clearance; Java, C++, Python; Agile; OO design; Linux; Eclipse; UML; driver-based and automated test environments.
AVEVA: Industrial software for engineering and operational performance management.
Strong software development in C# (.NET) or Node.js; hands-on Microsoft Azure cloud experience; CI/CD, DevOps, container experience; knowledge of cloud architecture, networking, and secure development practices.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
5+ YOEBachelor's in Computer Science or equivalent, 5+ years software development experience, Object Oriented C++ proficiency, ability to obtain SECRET clearance (U.S. citizenship required), experience with real-time/embedded systems and Agile practices.
Innovative Defense Technologies: Develops automated defense solutions and mission-critical software for U.S. government customers.
7+ YOEBachelor's in a technical discipline (or equivalent), 7+ years software development experience, proficiency in C++, Java, Python, or JavaScript, Git, Linux, SQL/PostgreSQL, container tech (Docker/Podman/OCI), ability to obtain/maintain Secret clearance, up to 10% travel.
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
5+ YOEUS citizen with Secret clearance; bachelor’s degree with 5 years relevant software development experience (or 8 years experience); experience integrating NLP into production, proficiency in modern programming languages and mission-critical systems.
Huntsville or Aberdeen or Colorado Springs or Crestview or Tupelo
OnsiteFull Time
Sentry Construction: Provides general contracting and comprehensive property maintenance services.
7+ YOEBS in CS/Software Eng or equivalent, 7+ years software development experience, DoD Top Secret/SCI eligibility, experience with Python, containers, AI/LLMs, databases, Linux, AWS, and Agile/Scrum.
Sports Reference: Provides comprehensive online databases of sports statistics and history.
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.
CGINYSE: GIB: Provides information technology and business consulting services.
10+ YOE10+ years software engineering experience in Defense, BA/BS or equivalent experience, proficiency with C++, Java, Python, C#, secure coding and Defense standards, DoD cybersecurity certification preferred.
Morgan Properties: Operates and manages multifamily residential apartment communities.
6+ YOE6+ years full-stack software engineering experience with Node.js, React, SQL Server, Azure; strong SQL tuning, performance optimization, and production ownership from data layer to UI.
Node.js, React, SQL Server, Azure, Container Apps, Key Vault, Container Registry, Public Cloud Infrastructure, Microsoft Office Suite, Microsoft Word, Microsoft Excel, Microsoft PowerPoint, Microsoft Outlook, Git, Docker, CI/CD, Yardi Voyager, RealPage, LRO, Banner
G-P: SaaS platform for global hiring and compliance management.
Full‑stack prototyping chops, 0-to-1 hacking experience, experience with AI development accelerators, data integration and analytics, workflow encoding intuition, extreme ownership and rapid shipping mindset.
CAP Index: Provides data-driven crime risk forecasting and security management solutions.
5+ YOE5+ years professional software development experience with C# and .NET; experience with React, TypeScript, SQL Server, PostgreSQL, Docker, testing tools, and CI/CD; bachelor's degree or equivalent experience preferred.
ManTech: Provides technology solutions for defense and intelligence agencies.
10+ YOEBSc and 10+ years software development experience, U.S. citizenship with active Secret clearance, proficiency with Java/Python/C#/JavaScript, Linux/Windows experience, testing and documentation skills, DoD experience preferred.
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience with database design, modernization, performance tuning, migrations; proficiency with SQL and NoSQL databases, DevOps/automation, and AI-assisted development practices.
RSC2: Provides technical and engineering services to federal defense agencies.
8+ YOEActive Top Secret clearance; Master’s in engineering or computer science; 8+ years related experience; part-time, salary-exempt; Aberdeen Proving Ground, MD.
Globus MedicalNYSE: GMED: Manufactures medical devices and robotic systems for musculoskeletal surgery.
3+ YOEBachelor's (5+ yrs) or Master's (3+ yrs) in relevant field, strong C++ (C++17+) and Qt/QML skills, experience with medical or robotic applications, knowledge of regulatory/safety considerations, proficiency with Visual Studio, Git, Microsoft tools.
C++, Qt, QML, Microsoft Visual Studio, Microsoft Visual Studio Code, Git, Microsoft Teams, Microsoft Office