126 security software engineer jobs at 59 companies in Malvern, PA
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Senior Software Engineer
Arlington or Mount Laurel or San Diego or Fall River
$135k-$273k/yrHybridFull Time
Innovative Defense Technologies: Develops automated software and systems to rapidly deliver mission-critical capabilities to U.S. government customers.
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
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
3+ YOE3+ years software engineering experience; proficiency in Python (and/or Java); Databricks, cloud ML pipelines, MLOps, CI/CD, and secure engineering practices; strong communication and system design skills.
Johnston or Pittsburgh or Irving or Phoenix or Franklin or Charlotte or Cleveland or Boston or Iselin or Philadelphia or Chicago
$175k-$250k/yrOnsiteFull Time
Citizens Financial GroupNYSE: CFG: Provides retail, commercial, and private banking services to customers.
10+ YOE10+ years in software/platform/security/data engineering; strong Python and Linux scripting; AWS and cloud security experience; CI/CD and large-scale distributed systems expertise; bachelor's degree required.
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
ASRC Federal: Provides engineering and IT services to federal government agencies.
0+ YOEBachelor's in engineering/CS/math/physics or equivalent experience; ability to obtain security clearance; 0-2 years real-time/mission-critical software experience; familiarity with OOP, UML, and Windows/Solaris/Linux environments.
FSH Technologies: AI-native software platform for government and public sector operations.
Security-minded engineers build and maintain customer software, develop compliance frameworks, work with auditors and engineers, and present security posture to customers.
Vulcan Industries: Manufacturer of custom retail displays and store fixtures.
Production experience with a major LLM platform, backend engineering in C#/.NET or Python, Azure, CI/CD, infrastructure as code, GitHub security, REST/OData APIs, and least-privilege access design.
Temple University: Public university providing higher education, academic research, and healthcare
2+ YOEBachelor's degree in computer science, software engineering, information systems, or related field and 2+ years' related experience. Requires cloud development, API integration, testing, documentation, AI applications, Python or JavaScript, and secure data handling.
Data Intelligence: Provides engineering and cybersecurity solutions for federal government clients.
0+ YOEBachelor’s degree in engineering or computer science; 0-2 years software development; strong problem-solving; team player; US citizen with interim or active security clearance (secret or higher).
Portland or North Dakota or Montana or Maine or Ohio or Nebraska or Phoenix or Louisiana or Texas or Nevada or Georgia or Tampa or Mississippi or Colorado or Denver or Wyoming or Wisconsin or West Virginia or Vermont or Richardson or Arkansas or Dallas or South Dakota or Pennsylvania or Michigan or Indiana or Idaho or Arizona or Plano or New Mexico or New Hampshire or Kentucky or Alabama or Philadelphia or South Carolina or Austin or Illinois or Atlanta or Missouri or Iowa or Tennessee or Boulder or North Carolina or Minnesota or Kansas or Houston or Alaska or Chicago or Rhode Island or Washington or Virginia or Utah or Oregon or Florida or Miami or Oklahoma
$139k-$204k/yrRemoteFull Time
CiscoNASDAQ: CSCO: Develops and sells networking hardware and cybersecurity software.
5+ YOEBachelor's degree with 5+ years, master's with 3+ years, or PhD with 1+ year; production software development, testing, troubleshooting, code reviews, technical design, scalability, reliability, and security experience.
EBSCO Industries: Diversified industrial conglomerate operating in information services and real estate.
Production experience with LLM platforms, backend development in C#/.NET or Python, Azure, CI/CD, infrastructure as code, GitHub security, REST/OData APIs, MCP servers, ERP integrations, and supply-chain security.
Hazelwood or Plano or Oklahoma City or Ridley Park
$127k-$171k/yrOnsiteFull Time
BoeingNYSE: BA: Designs and manufactures aircraft, defense systems, and space technology.
5+ YOEBachelor's degree, 5+ years full-stack software development, 1+ year cloud experience (AWS/Azure/GCP), experience with SDLC and architecture frameworks, and ability to obtain U.S. security clearance (U.S. citizenship required).
Quincy or Toronto or Princeton or Boston or Clifton or Austin
$120k-$203k/yrHybridFull Time
State StreetNYSE: STT: Provides investment servicing and management to institutional investors.
7+ YOE7+ years software engineering, 3+ years building AI/ML/LLM solutions; expertise in cloud-native architectures, RAG, AI evaluation/observability, CI/CD, security, and mentoring engineers.
TD BankToronto Stock Exchange: TD: Provide retail, commercial, and wholesale banking and financial services.
5+ YOEUndergraduate, postgraduate, or technical education and 5–7 years of relevant experience. Requires strong engineering expertise across full-stack development, cloud, DevOps, security, APIs, and scalable architecture.
Guardian Life: Provides life, disability, dental, and vision insurance products.
4+ YOE4+ years building public-facing web applications; advanced JavaScript/TypeScript and modern frameworks; API and microservices experience; strong problem-solving and security awareness.
Towne Park: Valet parking and hospitality services for hospitals and hotels.
8+ YOE2+ MgmtBachelor's degree in a technical field, 8+ years developing enterprise software, and 2+ years leading engineering teams. Requires Azure, .NET/C#, Angular or React, SQL Server, NoSQL, REST APIs, Agile, and secure development experience.
Microsoft Azure, .NET, C#, Angular, React, SQL Server, REST APIs, Claude Code, GitHub Copilot, Cursor, OWASP, Python, Next.js, LLM, MCP
Navigation Software Research and Development Engineer
Warminster, Pennsylvania, United States
$116k-$221k/yrOnsiteFull Time
Penn State University: Provides higher education and conducts extensive academic research programs.
2+ YOEBachelor's in engineering or science, 2+ years software experience (5+ for advanced), coursework in CS and math, knowledge of C/C++ and POSIX, EM algorithm/numerical skills, eligibility for U.S. security clearance, U.S. citizenship required.
Hazelwood or Plano or Oklahoma City or Ridley Park
$127k-$171k/yrOnsiteFull Time
BoeingNYSE: BA: Designing and manufacturing commercial aircraft and defense systems.
5+ YOEBachelor's degree or equivalent, ability to obtain U.S. security clearance (Secret), 5+ years full stack development and SDLC/architecture experience, 1+ years cloud (AWS/Azure/GCP), strong communication and leadership.
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
9+ YOEBachelor's degree in a STEM discipline and 9+ years of cybersecurity or systems engineering experience. Requires Linux/Windows security, Ansible, NIST frameworks, vulnerability management, scripting, and eligibility for DoD Secret clearance.
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.