49 software engineer full stack developer jobs at 23 companies in Lancaster, PA

2mo
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Full Stack Software Engineer
King of Prussia or Chantilly
$82k-$172k/yr OnsiteFull Time
CACI International
CACI InternationalNYSE: CACI: Provides information technology and engineering services for government agencies.
5+ YOEActive TS/SCI with polygraph required, Bachelor's in CS or related, 5+ years OO experience (strong Python), 2+ years JavaScript/TypeScript, SDLC, microservices/REST APIs, Agile experience, ability to work in-office full time; up to 10% travel.
Python, JavaScript, TypeScript, AWS, Azure, Kubernetes, React, Angular, Git, GitLab, Jira, Confluence
1mo
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Senior Full Stack Engineer
New York City or Waltham or East Norriton or Princeton
OnsiteFull Time
Trinity Life Sciences
Trinity Life Sciences: Strategic consulting and analytics for life sciences companies.
Develop and maintain full-stack applications to support life sciences commercialization and collaborate with cross-functional teams.
1mo
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Full Stack Lead Software Engineer
Wilmington or Jersey City
$152k-$215k/yr OnsiteFull Time
JPMorgan Chase
JPMorgan ChaseNYSE: JPM: Global financial services firm providing banking and investment solutions.
5+ YOE5+ years leading development, hands-on with ReactJS/AngularJS, Java/J2EE or Python, cloud (AWS/Kubernetes/Azure), Jenkins, relational and No‑SQL databases, and experience with AI-assisted engineering tools.
ReactJS, AngularJS, Java, J2EE, Python, Open AI, Claude, Gemini, Copilot, Jenkins, Oracle, PostGreSQL, MongoDB, AWS, Kubernetes, Azure
3mo
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Full Stack Software Engineer
King of Prussia, Pennsylvania, United States
$108k-$228k/yr OnsiteFull Time
CACI
CACINYSE: CACI: Provides information technology and professional services to government clients.
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
1d
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Senior Full Stack Software Development
Grand Rapids or Los Angeles or Washington or Troy or New York City or Houston or Chicago or Owings Mills or Baltimore or Columbia or Richmond or Memphis or Raleigh or Boston or San Jose or San Francisco or Austin or Kalamazoo or Spokane or Denver or Fort Worth or Atlanta or Orlando or Dallas or Wilmington or Phoenix or San Antonio or Milwaukee or Madison or McLean or Melville or Woodbridge or Stamford or Miami or Philadelphia or Charlotte or Greenville or West Palm Beach or Costa Mesa or St. Louis or Fort Lauderdale or Seattle or Rosemont or Pittsburgh or Tulsa or Cincinnati or Cleveland or Columbus or Akron or Cherry Hill or Tampa or Minneapolis or Anchorage or Salt Lake City or Norfolk or Jacksonville or Boulder or Nashville or Oak Brook or Las Vegas or Indianapolis or San Diego or Potomac or Omaha
$110k-$120k/yr OnsiteFull Time
BDO USA
BDO USA: Provides accounting, tax, and business advisory services to organizations.
6+ YOERequires 6+ years developing full-stack web applications, 3+ years as a technical lead on large IT projects, and experience with at least two listed development areas. High school diploma required; bachelor's preferred.
AngularJS, React, .NET MVC, C#, Java, NodeJS, HTML, CSS, SASS, SQL Server, Oracle, MySQL, Azure Cosmos DB, MongoDB, Azure, AWS, ADF, SSIS, SSAS, SSRS, Power BI, Xamarin, Swift, Objective-C, GitHub Actions, Azure Pipelines, GitLab Runners, Microsoft Visual Studio, Microsoft Azure DevOps, GitHub, Microsoft Dynamics 365, Microsoft SQL Server, Azure SQL DB, Microsoft SQL Reporting Services, Azure Logic Apps, TypeScript, Angular, Microsoft Entity Framework, HTTP Debug Tools, Kentico CMS
1mo
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Senior Full Stack Data Engineer
West Chester, Pennsylvania, United States
OnsiteFull Time
Comcast
ComcastNASDAQ: CMCSA: Provides global telecommunications, media content, and entertainment services.
7+ YOEBachelor's preferred,5+ years full-stack/data engineering experience (7+ preferred),backend and frontend development,Power BI dashboards,API and microservices,Oracle/Mongo DB,Cloud Foundry,GitHub,ELK,Agile with Jira.
Power BI, Jira, Smartsheet, Java, Python, Node.js, React, Angular, Tailwind CSS, DotNet, REST, API Gateway, Mongo DB, Cloud Foundry, GitHub, GitHub Actions, ELK, Agentic AI, Open Spec SDD
3w
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Mid-Level Full Stack Software Developer
Belcamp, Maryland, United States
$65-$75/hr RemoteContract
SURVICE Engineering
SURVICE Engineering: Engineering services and survivability analysis for defense systems.
3+ YOEBachelor's in CS or related and 3+ years experience; experience with MySQL/MariaDB, JavaScript/NodeJS, Angular/React, Azure or AWS; eligible for U.S. Secret clearance and U.S. citizenship required.
MySQL, MariaDB, JavaScript, NodeJS, HTML, CSS, Angular, React, Azure, AWS
1mo
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Full Stack Mid-level Java Software Engineer
Wilmington, Delaware, United States
$64k-$106k/yr OnsiteFull Time
WSFS Bank
WSFS BankNASDAQ: WSFS: Provides regional banking, wealth management, and cash logistics services.
3+ YOEBachelor's degree in CS or related, 3+ years Java-focused software development, experience with Spring Boot, microservices, Azure, Kubernetes, CI/CD, monitoring tools, testing frameworks, and security best practices.
Java, Python, JavaScript, C#, Spring Boot, RESTful, Azure, Kubernetes, CI/CD, Prometheus, Grafana, Datadog, JUnit, Mocha, Terraform, CloudFormation, SQL, NoSQL
1mo
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Lead Software Engineer, Full Stack
Newark or Marlborough
$128k-$201k/yr HybridFull Time
Hologic
HologicNASDAQ: HOLX: Develops medical technology for women's healthcare and diagnostics.
8+ YOEBS or MS in related technical field, 8+ years software development experience, expertise in C#/.NET and object-oriented programming, experience with regulated/safety-critical software preferred.
C#, .NET, WPF, C++, Java, Git, Azure Dev Ops
1mo
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AWS Full Stack Engineer
Malvern, Pennsylvania, United States
$110k-$120k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
10+ YOE10+ years building cloud-native microservices and serverless applications on AWS using Java/Go, CloudFormation/IaC, SRE/DevOps practices, and working with DynamoDB/Postgres/S3.
Eventbridge, Lambda, Step Function, SQS, Glue, DynamoDB, Postgres, S3, Athena, Java, Go, AWS CloudFormation
1mo
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Senior Lead Software Engineer, Full Stack (Bank Tech)
McLean or Wilmington or Philadelphia
$209k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
6+ YOEBachelor's degree, 6+ years software engineering experience, 1+ year cloud experience (AWS/Azure/GCP); strong full-stack skills (JavaScript/Java/TypeScript/Python/Go), leadership of small teams, and fast onboarding to new codebases.
JavaScript, Java, TypeScript, Python, Go, AWS, Microsoft Azure, Google Cloud, Fargate, Lambda
1w
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Full Stack Engineer, Staff / Interim Secret / Onsite: CO or PA
King of Prussia or Littleton
$136k-$252k/yr OnsiteFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures advanced aerospace, defense, and security systems.
Interim Secret clearance required before start; experience in systems architecture, engineering, cyber analysis, full-stack engineering, secure systems, infrastructure, integration, and cloud, container, or virtualization technologies.
OpenShift, Hyper-V, VMware, Windows, Linux, Infrastructure as Code, Software Defined Networking, High-Performance Computing, AI/ML
1mo
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Software Engineer
Hunt Valley, Maryland, United States
$86k-$115k/yr HybridFull Time
Sinclair
SinclairNASDAQ: SBGI: Operates television stations and produces news and sports programming
5+ YOEBachelor's degree in computer science or related field, 5+ years software engineering experience, API and full-stack development experience, familiarity with Agile, testing, and cloud paradigms.
.NET (C#), SQL, HTML, CSS, JavaScript, NodeJS, Angular, React, Vue, Azure DevOps, Git, MS SQL Server, Typescript, REST API, HTTP, Java
3mo
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Full Stack Developer & AI/ML Engineer - Vision AI
Royersford, Pennsylvania, United States
OnsiteFull Time
Proconex
Proconex: Provider of industrial automation and process control solutions.
10+ YOE10+ years software development experience, strong computer vision and ML expertise, edge deployment experience, proficiency in Python and TypeScript, familiarity with modern ML frameworks and GPU acceleration, supervisory experience preferred.
Python, TypeScript, PyTorch, TensorFlow, Keras, Mask R-CNN, ResNet, U-Net, OpenCV, ONNX, CUDA, cuDNN
6d
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Software Engineer II
Reading, Pennsylvania, United States
OnsiteFull Time
Penske Truck Leasing: Provides commercial truck leasing, rental, and vehicle maintenance services.
8+ YOEBachelor's in computer science or computer engineering, or equivalent experience; 8–10 years of software development experience; full-stack, Agile, database, DevOps, project leadership, and mentoring experience.
Java, RPG, React, Angular, jQuery, HTML, JavaScript, CSS, Spring Framework, Spring MVC, myBatis, RESTful API, Agile, DevOps, CI/CD
1mo
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Lead Software Engineer, Full Stack (Bank Tech)
McLean or Wilmington or New York City or Richmond
$179k-$246k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: A diversified financial services providing banking and credit products.
4+ YOE1+ MgmtBachelor's degree and 4+ years of software engineering experience required; 1+ year of cloud computing experience. Java, Python, JavaScript, TypeScript, SQL, Go, AWS, databases, Docker, and Kubernetes experience preferred.
Java, Python, JavaScript, TypeScript, SQL, Go, RDBMS, NoSQL, Docker, Kubernetes, AWS, Microsoft Azure, Google Cloud, GCP, Agile
1mo
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Senior Lead Software Engineer, Full Stack (Bank Tech)
McLean or Wilmington or Philadelphia
$209k-$262k/yr OnsiteFull Time
Capital One
Capital OneNYSE: COF: Provides credit card, banking, and auto loan services.
6+ YOEBachelor's degree, 6+ years software engineering experience, and 1+ year cloud computing experience required. Preferred: 9+ years in named languages, AWS expertise, frameworks, Agile, and rapid delivery across domains.
AWS, Microsoft Azure, Google Cloud, JavaScript, Java, TypeScript, Python, Go, Fargate, Lambda, Agile
1mo
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Full Stack Java/Cloud Developer - Assistant Vice President
New Castle, Delaware, United States
$107k-$161k/yr HybridFull Time
Citi
CitiNYSE: C: A global financial services providing banking and credit services.
5+ YOERequires 5–8 years of application development experience, Java, SQL, Spring, JavaScript, ReactJS, cloud platforms, CI/CD, DevOps, Oracle, Git, Maven, and a bachelor's degree in computer science or software engineering.
Java EE, SQL, Spring, JavaScript, Bootstrap, ReactJS, Azure, AWS, CI/CD, DevOps, Oracle, Git, Maven, REST Web Services
1mo
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Lead Software Engineer (1308)
Wayne, Pennsylvania, United States
OnsiteFull Time
autoMHatic Financial
autoMHatic Financial: Specialized lender for manufactured home loans with instant decisions.
5+ YOE5+ years backend/full-stack engineering experience with APIs, integrations, Snowflake, SQL, and modern DevOps; strong communication and ownership; experience mentoring offshore developers.
Snowflake, SQL, C#/.NET, Java, Node.js, Git, CI/CD, dbt, iPaaS
1mo
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Lead Software Engineer
Wayne, Pennsylvania, United States
OnsiteFull Time
autoMHatic Financial
autoMHatic Financial: Provides consumer financing and loans for manufactured housing.
5+ YOE5+ years backend or full‑stack engineering experience focused on APIs, services, integrations, Snowflake, SQL, and modern DevOps/CI/CD practices.
Snowflake, SQL, C#/.NET, Java, Node.js, Git, CI/CD, dbt