706 software developement engineer jobs at 241 companies in West Chester, PA

1mo
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Software Developer
Philadelphia, Pennsylvania, United States
$92k-$154k/yr HybridFull Time
AVEVA
AVEVA: Industrial software for engineering and operational performance management.
3+ YOE3+ years software/product development; degree in engineering, computer science, math, or physics; experience with C#/.NET, C++, JavaScript; strong debugging, communication, and design skills.
C#/.NET, C++, JavaScript
1mo
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Ground Software Engineer
King of Prussia or Littleton
$77k-$152k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
1+ YOEActive Top Secret/SCI clearance, BS degree, typically 1+ years professional software experience, ground subsystems and scaled Agile development experience, strong software engineering and communication skills.
Java, Angular, Python, C# .NET, JavaScript, TypeScript, Docker, Kubernetes, Rancher, GitLab, DevSecOps, CI/CD, SAFe
1w
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Software Engineer III
Mount Laurel or Bala Cynwyd or United States
$100k-$115k/yr HybridFull Time
Philadelphia Insurance Companies
Philadelphia Insurance Companies: Commercial property and casualty insurance underwriting and services provider.
Hands-on software engineering across SDLC; experience with application development, APIs, integrations, databases, CI/CD, troubleshooting, and collaborating with technical and business stakeholders.
1w
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Software Engineer III
Mt. Laurel or Bala Cynwyd or Philadelphia or United States
$100k-$115k/yr HybridFull Time
Philadelphia Insurance Companies
Philadelphia Insurance Companies: Specialty commercial property and casualty insurance provider.
Hands-on software engineering across the SDLC including development, testing, deployment, production support, APIs, integrations, databases, CI, and collaboration with architects and stakeholders.
2mo
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Software Engineer
Moorestown, New Jersey, United States
OnsiteFull Time
ECS
ECSNYSE: ASGN: Provides advanced technology and engineering services to government agencies.
2+ YOEBachelor’s in CS or equivalent; 2+ years C++ software development; OO C++; real-time, multi-processor software; Linux; Git/GitLab; UML; automated testing; embedded applications.
C++, Linux, Git, GitLab, Confluence, UML, Automated Testing Tools
3d
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Principal Software Engineer
Lititz or United States
OnsiteFull Time
Listrak
Listrak: SaaS platform for unified retail marketing and cross-channel automation
12+ YOE12+ years software engineering experience; expert in scalable distributed systems, full-stack development, front-end frameworks, cloud-native apps, and technical leadership.
Vue.js, TypeScript, JavaScript, HTML, CSS, C#, .NET, Java, AWS, Kafka, Spark, Hadoop, Presto, GitHub Copilot, Claude Code, Codex
4d
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Senior Software Engineer
Bethlehem or New York City or Holmdel
$95k-$156k/yr HybridFull Time
Guardian Life
Guardian Life: Provides life, disability, dental, and vision insurance products.
5+ YOEBachelor's in CS/Engineering,5+ years professional software development,experience with cloud-native architectures,Java/Springboot,APIs/microservices,CI/CD,TDD,monitoring,CI tools and AWS.
Java, Springboot, Aurora PostgresSQL, Redis, Hibernate, Microsoft Graph API, Github Co-pilot, Claude, AWS, Docker, EKS, SNS/SQS, SDK, Bitbucket, Git, AppDynamics, ArgoCD, CloudWatch, Splunk, Zenoss, Python, ReactJS, Apache Camel, FINEOS
1w
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Software Developer
Exton or Philadelphia
RemoteFull Time
CAP Index
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.
C#, .NET, React, SQL Server, PostgreSQL, ASP.NET Core, Entity Framework Core, TypeScript, Testcontainers, Playwright, Docker, Docker Compose, GitHub Actions, xUnit, Bicep, Azure Container Apps, Kubernetes
1mo
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Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
ManTech
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.
Java, Python, C#, JavaScript, Linux, Windows
5d
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Ground Software Engineer
Fort Worth or King of Prussia or Orlando or Marietta
OnsiteFull Time
Infinity Systems Engineering
Infinity Systems Engineering: Provides specialized systems engineering and mission operations for aerospace programs.
1+ YOEDesign, develop, integrate, and test ground mission software (C++ primary) for DoD programs; U.S. citizenship and Secret clearance required; 1+ years software engineering experience preferred.
C++, C#, Python, GitLab, Git, Jira, Confluence, GitLab CI
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Software Engineer
Conshohocken, Pennsylvania, United States
$87k-$123k/yr HybridFull Time
Empower
Empower: Provides retirement plan administration and personal wealth management services.
3+ YOEBachelor's degree or equivalent,3+ years software development experience,proficiency in Java, Python, Swift or JavaScript,strong problem-solving and communication skills,US work authorization required.
Java, Python, Swift, JavaScript
2mo
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Software Engineer
Moorestown, New Jersey, United States
$88k-$149k/yr OnsiteFull Time
ASRC Federal
ASRC Federal: Provides engineering and IT services to federal government agencies.
2+ YOE2-4 years in software development; Java/C++/Python; Bachelor's degree or equivalent; DoD Secret clearance; Linux/UNIX; Agile; OO design; UML; test environments.
Java, C++, Python, Linux, UNIX, Eclipse, UML
1mo
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Lead Software Engineer
Newark, Delaware, United States
$128k-$201k/yr OnsiteFull Time
Hologic
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
6+ YOE6+ years software engineering experience building cloud and edge systems; experience in regulated environments, secure development practices, QMS familiarity, AI integration, Agile and version control proficiency; degree in CS/SE/STEM.
Microsoft Azure, Google Cloud Platform (GCP), Agile
6d
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Software Engineer
Philadelphia, Pennsylvania, United States
HybridFull Time
Green Expert Technology
Green Expert Technology: Provides engineering and technical services for government defense programs.
3+ YOE3+ years software development experience for control systems, BS in CS/EE/CompE, Secret clearance, proficiency in C/C++/C#/Java, version control, testing, and technical documentation.
Microsoft.NET Framework, Windriver Workbench, Tornado IDE, Linux, C, C++, C#, Java, JIRA, Wiki, Confluence, TCP/IP, UDP, SVN, Git, Matlab, Labview, MS Access, SQL, PROFIBUS, MODBUS, IEC 61131-3, PLC
2d
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Software Engineer
Ewing, New Jersey, United States
$90k-$115k/yr HybridFull Time
GS1 US
GS1 US: Provides global standards for unique product identification.
3+ YOEBachelor's in CS/Engineering or equivalent,3+ years C#/.NET development,knowledge of AI-assisted developer tools,RESTful API and Azure SQL experience,Git/Azure DevOps/GitHub proficiency,unit and automated testing skills.
.NET, C#, GitHub Copilot, Claude, ChatGPT, Git, Microsoft Azure DevOps, Microsoft Azure SQL, OpenAPI (Swagger), YAML, Microsoft App Services, Microsoft Azure Functions, Microsoft Service Bus, Microsoft Cosmos DB
5d
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Software Engineer (Engineer Software 3) - 29586
Aberdeen Proving Ground or United States
$97k-$104k/yr HybridFull Time
HII
HIINYSE: HII: Builds naval ships and provides global defense technology solutions.
5+ YOE5+ years experience (Bachelors) developing C++ simulation software; ability to obtain TS/SCI clearance; experience with agent-based modeling, space domain concepts, and code review practices.
Confluence, Discourse, GitLab, Jira, C++, Python
1mo
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Lead Software Engineer
Wilmington, Delaware, United States
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years software engineering experience; building high-volume, low-latency transactional systems; microservices with Java/Spring Boot and Python (FastAPI/Flask); AWS services experience; SQL/RDBMS proficiency; agile/SCRUM and experience with AI-assisted development tools.
Java, Python, Spring Boot, FastAPI, Flask, S3, DynamoDB, ECS, EKS, RDS, Lambda, ALB, NLB, GitHub Copilot, Claude, Splunk, Dynatrace, Grafana, RDBMS, SQL, JDBC, Databricks
1mo
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Software Engineer
Mount Laurel or Arlington or Fall River or San Diego
$114k-$231k/yr OnsiteFull Time
Innovative Defense Technologies
Innovative Defense Technologies: Develops automated software and systems to accelerate delivery of mission-critical capabilities for the U.S. Department of Defense.
4+ YOEBachelor's degree in a technical discipline (or equivalent experience), 4+ years professional software development, experience with C++, Java, Python or JavaScript, Git, Linux, SQL/PostgreSQL, container technologies (Docker, Podman), and ability to obtain/maintain a Secret clearance. Up to 10% travel.
C++, Java, Python, JavaScript, Git, Linux, PostgreSQL, Docker, Podman, OCI-compliant containers, Model-Based Systems Engineering (MBSE), Bash, PowerShell, Groovy, CI/CD pipelines, DevSecOps, Aegis Weapon System
3mo
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Principal Software Engineer
Dresher or Philadelphia
OnsiteFull Time
Ascensus
Ascensus: Administers tax-advantaged retirement and education savings plans.
Bachelor's degree in computer science or engineering; strong technical leadership; AI tooling experience; hands-on software development; Agile experience; excellent problem-solving and communication skills.
C, C++, Python, Apache, Nginx, Redis, jQuery, PowerShell, React, Docker, Kubernetes, CI/CD, TDD, Agile
1w
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Software Engineer
Philadelphia, Pennsylvania, United States
$65k-$102k/yr HybridFull Time
Noblis
Noblis: Nonprofit science, technology, and strategy firm supporting government missions.
0+ YOEBachelor's in engineering discipline; 0–3 years developing in C, C++, and/or C#; active or ability to obtain DoD Secret clearance; US citizenship and valid/obtainable US passport; ability to travel 10–20%.
Microsoft Visual Studio, Git, Microsoft Visio, Microsoft Access, Microsoft .NET Framework, C, C++, C#, SQL