659 senior software engineer jobs at 244 companies in Brookside, DE
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Senior Electrical Engineer - Software (Brooklyn, NY, US)
Brooklyn or Ambler or Los Angeles or Seattle
$150k-$170k/yr OnsiteFull Time
10+ YOESenior rail vehicle electrical software engineer; 10+ years in software engineering and software QA; BS/MS in Electrical/Computer Engineering; strong communication skills; EIT/PE desirable.
IEEE standards, Software Quality Assurance, Software testing, Rail vehicle software, System integration
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Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
7+ YOESenior software engineer with DoD experience, specializes in biometric systems, secure coding, and Agile/DevSecOps.
Android, CI/CD, DevOps, DevSecOps, Security, Encryption
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Senior Software Engineer
Aberdeen Proving Ground, Maryland, United States
$150k-$180k/yr OnsiteFull Time
10+ YOE10+ years software engineering experience; bachelor’s in CS/SE/EE or equivalent experience; active TS/SCI clearance; US citizenship; experience with full-lifecycle development, hardware-software integration, modeling, and testing.
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Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
Systems Products and Solutions: Provides logistics and technical services to defense agencies.
7+ YOESenior software engineer with DoD biometric systems experience; security clearance required; Agile/DevSecOps; Android apps; cybersecurity.
Android, DevOps, DevSecOps, CI/CD, Security testing, Encryption
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Nuuly Senior Software Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
5+ YOE5-7 years software engineering experience with ~2 years senior-level responsibility; strong JVM (Java/Kotlin/Scala), microservices, Postgres/AlloyDB, cloud (GCP/AWS/Azure), Docker/Kubernetes, distributed systems, and AI tool usage.
Kotlin, Spring, Postgres, AlloyDB, Google Cloud Platform (GCP), AWS, Azure, Docker, Kubernetes, Java, Scala, Python, Go, Node/TypeScript, Kafka, Spark, Storm, ChatGPT, Claude, Cursor, Windsurf, Copilot
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Nuuly Senior Software Engineer
Philadelphia, Pennsylvania, United States
OnsiteFull Time
5+ YOE5+ years software engineering experience with ~2 years senior-level responsibilities; strong JVM (Java/Kotlin/Scala) or backend skills, microservices, cloud (GCP/AWS/Azure), Docker/Kubernetes, Postgres/AlloyDB, and practical LLM/AI tool use.
Java, Kotlin, Scala, Python, Go, Node, TypeScript, JVM, Spring, Google Cloud Platform (GCP), AWS, Azure, Docker, Kubernetes, Postgres, AlloyDB, Kafka, Spark, Storm, RESTful APIs, ChatGPT, Claude, Cursor, Windsurf, Copilot, MCP
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Senior Software Engineer
Aberdeen, Maryland, United States
$90k-$198k/yr OnsiteFull Time
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.
C++, Java, Python, C#, Git, SVN, CI/CD, automated testing tools
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Senior Software Engineer
Conshohocken, Pennsylvania, United States
$110k-$130k/yr OnsiteFull Time
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
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Senior Software Engineer
Arlington or Mount Laurel or San Diego or Fall River
$135k-$273k/yr HybridFull Time
7+ YOEBachelor's degree or equivalent, 7+ years software engineering experience, able to obtain/maintain Secret U.S. security clearance, experience leading/mentoring, expertise in SDLC, OOP, distributed systems, secure coding, testing, and integration.
SDLC, Service-Oriented Architecture (SOA), AI, Generative AI
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Senior Software Engineer
Moorestown, New Jersey, United States
$106k-$180k/yr OnsiteFull Time
5+ YOEBachelor's in engineering/CS/math/physics or equivalent experience; 5–7 years software development in real-time/open architectures; US citizenship and ability to obtain government clearance; experience with Java, C++, Python, Linux/UNIX, and IDEs such as Eclipse.
Java, C++, Python, Linux, UNIX, Eclipse, UML, Clearcase, JIRA, xUnit, Junit, CPPUnitLite, Assemblers
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Senior Software Engineer
Berwyn, Pennsylvania, United States
$158k-$189k/yr RemoteFull Time
6+ YOEBachelor's degree plus 6 years or master's degree plus 4 years in software engineering; 4 years in Java/Spring, AWS, SQL/NoSQL, Jenkins and GitLab; 3 years in API development using Apigee or Spring Cloud Gateway.
Java, Spring, AWS, SQL, NoSQL, Jenkins, GitLab, Apigee, Spring Cloud Gateway
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Senior Software Engineer
Radnor, Pennsylvania, United States
HybridFull Time
4+ YOE4+ years software engineering experience, strong OAuth 2.0 knowledge, collaborative teamwork, experience with Java/JavaScript/PostgreSQL and unit testing.
Java, JavaScript, PostgreSQL, OAuth 2.0, Keycloak
6d
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Senior Software Engineer
New Holland or Oak Brook
$75k-$114k/yr HybridFull Time
5+ YOE5+ years engineering experience (3+ with a master's), Bachelor's or Master's degree, demonstrated leadership, ability to define solutions and mentor others.
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Senior Software Engineer
Lake Forest or Houston or Philadelphia
$124k-$207k/yr HybridFull Time
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.
Microsoft Azure, C#, .NET, Node.js, CI/CD
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Senior Software Engineer
Moorestown, New Jersey, United States
$91k-$172k/yr OnsiteFull Time
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.
C++, UML, Git, JIRA, Confluence, CUDA, CI/CD, Static Code Analysis
3mo
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Software Engineer Senior
Aberdeen Proving Ground, Maryland, United States
$95k-$150k/yr OnsitePart Time
8+ YOEActive Top Secret clearance; Master’s in engineering or computer science; 8+ years related experience; part-time, salary-exempt; Aberdeen Proving Ground, MD.
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Senior Software Developer
Reston or Denver or Philadelphia
$120k-$160k/yr HybridFull Time
8+ YOEBachelor's in CS or related, 8+ years software development experience, active Top-Secret/SCI clearance (recently active), proficiency in Python and Java, Linux/Bash, RESTful APIs, databases (PostgreSQL/MongoDB), CI/CD and containerization, strong communication and systems-level experience.
Python, Java, Bash, ELK stack (Elasticsearch, Logstash, Kibana), Elasticsearch, Logstash, Kibana, PostgreSQL, MongoDB, Kubernetes, Docker, Podman, ArgoCD, GitLab, JFrog Artifactory, Bitbucket, C++, TypeScript, Perl, XML, JSON, SQL, js, Apache Web Server, Jira, Confluence, Crucible, Git, Amazon Web Services (AWS), GovCloud, Atlassian
5d
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Senior Software Developer
Philadelphia or United States
$110k-$135k/yr RemoteFull Time
5+ YOE5+ years professional software development, BS preferred, strong experience with Angular, .NET Core/ASP.NET Core, C#, TypeScript, JavaScript, HTML/CSS, PostgreSQL, API design, OOP and architecture.
Angular, ASP.NET Core, C#, PostgreSQL, TypeScript, JavaScript, HTML/CSS
3w
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Senior Software Engineer, Backend FinPlatform
New York City or San Francisco or Salt Lake City or Los Angeles or Seattle or Austin or Washington or Philadelphia or San Diego or Chicago or Atlanta or Australia or Canada or South America
$146k-$215k/yr RemoteFull Time
6+ YOE6+ years software engineering experience, 4+ years with Java, experience with backend systems, APIs, data pipelines, AWS, and distributed teams.
Java, Spring, Gradle, JUnit, JVM, AWS, EKS, Aurora RDS, Elasticache, DynamoDB, GitHub Actions, git, DataDog, Snowflake, CDK, Terraform
2mo
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Full Stack Software Engineer
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
8+ YOESenior full-stack software engineer with 8+ years in OO languages (Python), 2+ years JS/TS, TS/SCI with Poly, and strong SDLC experience.
Python, JavaScript, TypeScript, RESTful APIs, Microservices, Cloud (AWS/Azure), Kubernetes, Git, Jira, Confluence
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