113 system software engineer jobs at 58 companies in Lancaster, PA

2mo
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Software Engineer
King of Prussia, Pennsylvania, United States
OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Senior software engineer to design and deliver high-performance embedded and enterprise software. Requires expertise in C/C++, Java or C#, Python/scripting, Git, build systems, IDEs, CI/CD, and ability to obtain Top Secret clearance (US citizen).
C/C++, Java, C#, Python, Windows, Linux, Microsoft PowerShell, Bash, Git, CMake, Make, MSBuild, Gradle, Microsoft Visual Studio, CLion, VSCode, Eclipse, JIRA, Confluence, Boost, JUnit, PyTest, NUnit, Jenkins, Azure DevOps, GitLab CI, MATLAB/Simulink, SysML, ARINC 429, MIL‑STD‑1553
6d
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Software Systems Engineer
Auburn or Aberdeen
$65k-$175k/yr OnsiteFull Time
Integrated Solutions for Systems
Integrated Solutions for Systems: Provides engineering, systems integration, and research for defense.
Bachelor's in engineering/computer science, US citizenship, ability to architect software, produce system engineering artifacts, develop test plans, perform integration, and travel for customer support.
C++, cmake, Docker, Kubernetes, Helm, git, CI/CD
5d
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Principal Software Engineer
Pennsylvania or New Jersey or Delaware or West Chester
RemoteFull Time
QVC Group
QVC GroupNASDAQ: QVCGA: Provides video-driven shopping experiences across television and digital platforms.
8+ YOE8+ years software engineering experience; deep expertise in architecture, system design, SDLC, testing, DevOps, strong communication; Bachelor's degree or equivalent experience preferred.
1mo
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Lead Software Engineer-AI
Columbus or Wilmington
OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
7+ YOE7+ years applied software engineering experience; strong system design and production engineering skills; proficiency in Python or TypeScript; experience with agent frameworks (e.g., LangChain, LlamaIndex), LLM API integration, cloud-native systems, and evaluating reliability/observability.
Python, TypeScript, LangChain, LlamaIndex, AutoGen, CrewAI, Cloud Foundry, GKP, Jules CI/CD, TrueCD, Sophia auth
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
1mo
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Software Engineer - Senior (contingent 045)
Aberdeen Proving Ground, Maryland, United States
OnsiteFull Time
Systems Products and Solutions
Systems Products and Solutions: Provides aviation and ground sustainment services for defense agencies.
7+ YOESenior software engineer with DoD experience, specializes in biometric systems, secure coding, and Agile/DevSecOps.
Android, CI/CD, DevOps, DevSecOps, Security, Encryption
1mo
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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
1mo
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Software Engineer - TS/SCI required
Aberdeen or Edgewood
$75k-$131k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
0+ YOEBachelor's or Master's in a quantitative field, 0–10+ years software engineering experience, strong programming and systems-integration skills, familiarity with Agile/DevOps/DevSecOps and MOSA/ISA standards, and active TS/SCI required.
MOSA, ISA, Agile, DEVOPS/DEVSECOPS
2mo
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Software Engineer
Aberdeen, Maryland, United States
$85k-$190k/yr OnsiteFull Time
LufCo
LufCo: Provides specialized engineering and analytic services for defense missions.
Open to all levels; Go, APIs, distributed systems, back-end focus; security-aware; must provide code portfolio link.
Go, Docker, PostgreSQL, MySQL, MongoDB, REST, Git
1mo
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Lead Software Engineer
King of Prussia, Pennsylvania, United States
RemoteFull Time
Vertex
VertexNASDAQ: VERX: Automates global indirect tax calculation and compliance for enterprises.
5+ YOEBachelor's in CS/Information Systems/Electrical Engineering (or equivalent) and 5+ years experience with Java, Python, Go, SD QA, DevOps pipelines and cloud (AWS/Azure); strong design, automation and stakeholder coordination skills.
Java, Python, Go, AWS, Azure
2mo
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Sr. Software Engineer
Wayne or Naperville
$120k-$135k/yr HybridFull Time
Frontline Education
Frontline EducationNYSE: ROP: Provides administrative and management software for K-12 school districts.
5+ YOE5–7 years backend engineering or intelligent systems with production impact; strong Python, CI/CD, and system design; experience with ML model APIs and cloud inference; familiarity with vector databases and retrieval systems.
Python, CI/CD, AWS Bedrock, Azure OpenAI, Google Vertex AI, PyTorch, Hugging Face Transformers, vLLM, FAISS, Pinecone, OpenSearch/KNN, LangChain, LlamaIndex, MLflow, Weights & Biases, Prometheus
2w
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Associate Software Developer
West Chester, Pennsylvania, United States
HybridFull Time
Venerable
Venerable: Manages and optimizes legacy variable annuity business blocks.
1+ YOE1+ years professional experience in AI/ML and micro-service systems; proficiency with AWS services, Python, C#, ML libraries, and enterprise software development practices.
SageMaker, Lambda, EC2, S3, EFS, SNS, SQS, EventBridge, Kinesis, Aurora, DynamoDB, RDS Proxy, Glue, Athena, Redshift, AWS Step Functions, AWS CodePipeline, Python, TensorFlow, PyTorch, scikit-learn, C#, PowerShell, SQL, JavaScript, UML, Docker, Git, GitHub, Jenkins, Bamboo, TeamCity, SpecFlow, Cucumber, Protobufs, Thrift, Avro, JSON, ODBC, Kafka, Angular, React
3mo
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Software Engineer III/IV *Top Secret*
Hunt Valley, Maryland, United States
$111k-$210k/yr OnsiteFull Time
Textron
TextronNYSE: TXT: Manufactures aircraft, defense systems, and industrial specialized vehicles.
5+ YOEDesign, develop, and maintain software; embedded systems; UI development; AI integration; lead small teams; Secret/Top Secret clearance potential.
C#, C++, Java, Python, Embedded systems, FPGA, GPUs, Spectrum analyzers, Digital oscilloscopes
1w
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Software Developer II
New Holland or Pennsylvania or Ohio or South Dakota
OnsiteFull Time
Goodville Mutual Casualty Company
Goodville Mutual Casualty Company: Provides property and casualty insurance for homes and businesses.
Develop, implement, and maintain insurance systems; integration, web services, data mapping, automated testing; college degree or comparable experience in web or computer technologies required.
2w
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Senior Software Engineer Applied AI
Harrisburg or United States
RemoteFull Time
AMC Health
AMC Health: Provides remote patient monitoring and virtual care technology.
7+ YOE7+ years building and operating production backend systems, strong Python skills, distributed systems/cloud experience, hands-on LLM/generative AI and traditional ML lifecycle experience, disciplined data handling in regulated environments.
Python, AWS, LLM
1mo
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Lead Software Engineer - C# / .Net
Wilmington, Delaware, United States
$128k-$214k/yr HybridFull Time
M&T Bank
M&T BankNYSE: MTB: Provides retail, commercial, and wealth management banking services.
5+ YOE5+ years systems analysis/application development (or 7+ with associate). Expert C#/.NET experience, RESTful API and service architecture, DevOps/CI/CD familiarity, exposure to Angular, strong analytical and communication skills.
C#, .NET, RESTful APIs, Angular, CI/CD, DevOps, SDLC, Loan IQ, Finastra
1mo
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System Support Specialist 1
Sparks, Maryland, United States
$67k-$107k/yr OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
B.S. in engineering (mechanical/biomedical/electrical) required; analytical problem-solving with electro-mechanical and software-enabled systems; internship or related experience; ability to work onsite daily and collaborate cross-functionally.
5d
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Firmware Software Engineer - Reading, PA
Reading, Pennsylvania, United States
OnsiteFull Time
Hubbell
HubbellNYSE: HUBB: Designs and manufactures electrical products and utility infrastructure solutions.
3+ YOEExperience developing embedded Linux C++ and C# applications, multithreaded real-time systems, peripheral interfaces and communication protocols, Git/Azure DevOps use, QT/QML UI, and implementing device security and OTA updates.
C++, C#, Linux, Git, Azure DevOps, Qt, QML, I2C, SPI, UART, PWM, DMA, ADC, DAC, WiFi, BLE
4w
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Systems and Software Developer 4
Halawa or Aberdeen Proving Ground
$53k-$106k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
10+ YOEAssociate degree or 2-year technical school (or 15 years relevant experience in lieu of education), active TS/SCI clearance, minimum 10 years experience, ability to research, design, develop, test, and maintain software and databases; up to 10% local travel.
3w
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Sr Business Systems Software Engineer
Middle River, Maryland, United States
$97k-$155k/yr OnsiteFull Time
Baltimore County Public Schools
Baltimore County Public Schools: Operates public schools and educational programs for students in Baltimore County.
3+ YOEBachelor's degree, 3+ years developing SQL-based and integrated reporting solutions (Oracle BI Publisher preferred), experience with Oracle Cloud Fusion, SQL/XML, Team Foundation Server, and strong communication and project skills.
SQL, Oracle BI Publisher, Oracle Cloud Fusion, SQL Management Studio, Oracle Database, XML, Team Foundation Server