200 c developer jobs at 88 companies in Lancaster, PA

2mo
Save
Mark Applied
Hide
C++ Engineer
Lancaster or Moscow or United States
HybridFull Time
Koble
Koble: Develops and sells ERP software for small businesses.
3+ YOEMid-level C++ experience; knowledge of C#, Rust, and JScript; SQL/PostgreSQL; familiarity with Windows tech like COM/MFC; experience refactoring large codebases.
C++, C#, Rust, JScript, SQL, PostgreSQL, COM, MFC, Windows
1mo
Save
Mark Applied
Hide
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
Save
Mark Applied
Hide
Software Engineer I - Personal Insurance (Typescript, NodeJs, C#, AI)
Hartford or Atlanta or St. Paul or Hunt Valley
$99k-$163k/yr HybridFull Time
Travelers
TravelersNYSE: TRV: Provide property and casualty insurance for individuals and businesses.
3+ YOEThree years programming; TypeScript, Node.js, C# backend; AI exposure; Bachelor's in CS or related STEM; plus 2 years software engineering experience.
TypeScript, Node.js, C#, Artificial Intelligence
3mo
Save
Mark Applied
Hide
Journeyman Software Developer
Aberdeen, Maryland, United States
$104k-$181k/yr OnsiteFull Time
Parsons
ParsonsNYSE: PSN: Provides engineering and technology services for infrastructure and defense.
4+ YOEBachelor's in CS/Engineering with 4 years experience or 6 years related software development experience; US citizenship; SECRET clearance; proficiency in Python, C++, Java, C#; CI/CD; DoD/C-UAS experience preferred.
Python, C++, Java, C#, CI/CD, containerization, microservices, cloud
2mo
Save
Mark Applied
Hide
AI 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 or CS required; experience with Go/C/C++ and JetBrains/VSCode; knowledge of LLMs, agentic and generative AI, responsible AI; eligible for US government clearance and US citizenship required; ability to travel and lift equipment.
Go, C, C++, JetBrains, VSCode, LLM, AWS, Azure, REST, GraphQL
1w
Save
Mark Applied
Hide
Engineer, Electrical / I & C
Pottstown, Pennsylvania, United States
$87k-$154k/yr HybridFull Time
Constellation Energy
Constellation EnergyNASDAQ: CEG: Produces carbon-free electricity and supplies energy to customers.
2+ YOEBachelor's degree in engineering (chemical, civil/structural, electrical, industrial, mechanical or nuclear). Maintain unescorted access requirements and favorable medical/testing. Mid: 2 years nuclear experience; Senior: 5 years. Preferred: Nuclear Modification Design Process, PE, advanced technical degree.
1mo
Save
Mark Applied
Hide
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
3w
Save
Mark Applied
Hide
CRM Developer
Cockeysville or Hunt Valley
$115k-$125k/yr HybridFull Time
Sinclair
SinclairNASDAQ: SBGI: Operates television stations and produces news and sports programming
5+ YOEBachelor's in CS/IS, 5+ years software engineering/CRM development (3+ years Dynamics 365), strong .NET/C#, SQL, JavaScript/TypeScript, Power Platform, Azure, REST/SOAP integrations, and collaboration skills.
Microsoft Dynamics 365 CRM, Microsoft Dataverse, Microsoft Power Platform, Microsoft Power Apps, Microsoft Power Automate, Microsoft Power BI, .NET, C#, SQL Server, T-SQL, JavaScript, TypeScript, HTML, CSS, REST APIs, SOAP, Azure Functions, Logic Apps, Service Bus, Azure DevOps, Git, Microsoft Graph, Microsoft Entra ID (Azure AD), Angular, React, CI/CD, Codex, ChatGPT, CoPilot, Foundry
3mo
Save
Mark Applied
Hide
Business Applications Developer
Harrisburg, Pennsylvania, United States
OnsiteFull Time
Feeser's Food Distributors
Feeser's Food Distributors: Broadline food service distributor serving the Mid-Atlantic region
5+ YOE5+ years development/integration experience; API-driven apps; REST APIs; DB2/SQL Server; C#; PHP; JavaScript; Git.
Microsoft Visual Studio, Visual Studio Code, SQL Server Management Studio, IBM Data Studio, Git
5d
Save
Mark Applied
Hide
Developer, Applications
Westminster or Crawfordsville
$70k-$85k/yr OnsiteFull Time
Bertelsmann
Bertelsmann: Global media, services, and education conglomerate.
2+ YOE2–5 years IT development/support experience or equivalent; college degree or equivalent; experience with Oracle PL/SQL, Linux, Python, JavaScript, Git; strong analytical and problem-solving skills.
Oracle (PL/SQL, stored objects), Linux, Python, HTML, JavaScript, Perl, C, Git, VS Code
1mo
Save
Mark Applied
Hide
Software Engineer (Backend Development)
Colorado Springs or King of Prussia
$77k-$152k/yr HybridFull Time
Lockheed Martin
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
1+ YOEExperience with Rust/C, Python, Java; Docker, gRPC; SDLC knowledge; 1+ years relevant experience or advanced CS degree. Active Secret clearance and U.S. citizenship required.
Rust, C, Python, Java, Docker, gRPC, Kubernetes, Helm, GitLab CI/CD, REST, Agile
3d
Save
Mark Applied
Hide
Developer, Applications
Westminster or Crawfordsville
$70k-$85k/yr OnsiteFull Time
Arvato Systems
Arvato Systems: Provides IT consulting, software development, and managed IT services.
2+ YOECollege degree or equivalent with 2+ years IT development/support experience; experience with ERP/WMS/TMS; strong Oracle PL/SQL, Linux, Python, JavaScript, and Git skills; barcode and API knowledge.
Oracle, PL/SQL, Linux, Python, HTML, JavaScript, Perl, C, TCP/IP, API, Git, VS Code
5d
Save
Mark Applied
Hide
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
2w
Save
Mark Applied
Hide
Commercial P&C Producer
Hunt Valley or Glen Allen or Arlington
$200k-$350k/yr OnsiteFull Time
WTW
WTWNASDAQ: WTW: Provides global risk management, insurance brokerage, and advisory services.
Sales producer role requiring proven pipeline development, client-centric sales experience with financial institutions or professional services, strong communication, critical thinking, and knowledge of insurance/risk products; BA/BS preferred; state insurance license if held.
1w
Save
Mark Applied
Hide
Software Engineer III
King of Prussia or United States
RemoteFull Time
Vertex
VertexNASDAQ: VERX: Automates global indirect tax calculation and compliance for enterprises.
5+ YOEBachelor's degree in CS/IT, 5+ years development experience across Linux/Windows/IBM i, CI/CD, ERP integrations; proficiency in Python, Java, C/C++, PL/SQL, REXX; experience with cloud, containers, and tax domain.
Linux/Unix, Windows, IBM Power Systems (IBM i), Python, Shell, Git, GitHub, Jenkins, REXX, RPG, COBOL, C/C++, Java, PL/SQL, Oracle, Workday, Microsoft, SAP, AWS, Kubernetes, Selenium, Cypress, Microsoft Copilot
1mo
Save
Mark Applied
Hide
MuleSoft Developer II
Harrisburg, Pennsylvania, United States
HybridFull Time
PSECU
PSECU: Member-owned credit union providing banking and financial services.
5+ YOE5+ years software development; strong MuleSoft, .NET (C#), and JavaScript experience; experience with MuleSoft CloudHub, API-led design and OpenAPI (OAS); REST, JSON/XML, DataWeave; CI/CD and Git; Bachelor's in Computer Science/Engineering required.
MuleSoft Anypoint Platform, Mule 4, MuleSoft CloudHub, API Manager, Exchange, Runtime Manager, .NET, C#, JavaScript, OpenAPI Specification (OAS), DataWeave, CI/CD, Git, REST, JSON, XML
3mo
Save
Mark Applied
Hide
1650 - Software Developer
Belcamp, Maryland, United States
$83k-$140k/yr OnsiteFull Time
Sigma Defense: Develops tactical communications and intelligence systems for defense.
10+ YOE10+ years in software development; 5+ years DoD software support; strong requirements analysis, architecture, and coding skills; Java, Python, C#, and JavaScript; ability to document software; U.S. citizen; Secret security clearance or higher; Bachelor's Science degree.
Java, Python, C#, JavaScript
2w
Save
Mark Applied
Hide
2440AS - Software Engineer I
Aberdeen, Maryland, United States
$75k-$98k/yr OnsiteFull Time
Techximius: Provides specialized IT and engineering services for defense missions.
1+ YOEBachelors in computer science or similar, 1-5 years software programming experience, proficiency in Java/C/C++/Python/JavaScript, experience with backend/microservices/web development, strong communication and documentation skills, current DoW clearance required.
Java, C/C++, Python, JavaScript, Node.js, Vue.js, Windows, Linux, Android, UML
1w
Save
Mark Applied
Hide
DevSecOps Engineer
Sparks, Maryland, United States
$96k-$153k/yr OnsiteFull Time
BD
BDNYSE: BDX: Manufactures medical devices, surgical instruments, and pharmacy automation systems.
5+ YOEBachelor's in CS or STEM,5+ years software development,DevOps and CI/CD experience,experience with Terraform/IaC,cloud platforms (AWS/Azure/GCP),containerization,security tooling,proficiency in C# and Python.
Terraform, OpenTofu, Arm, Bicep, Ansible, Pulumi, Jenkins, GitLab CI, CircleCI, AWS, Azure, Google Cloud, Docker, Kubernetes, SonarCloud, OWASP ZAP, C#, Python, SQL, PowerShell
1w
Save
Mark Applied
Hide
Sr. Software Developer
Mechanicsburg, Pennsylvania, United States
$100k-$105k/yr OnsiteContract
Connected Logistics
Connected Logistics: Provides IT and logistics services for government defense agencies.
10+ YOE10+ years professional software development experience; strong expertise with C#, VB.NET, .NET 8+, ASP.NET Core, JavaScript and modern front-end frameworks, SQL/Entity Framework, microservices, messaging, Git; U.S. citizen with current T3 investigation; onsite work required.
C#, VB.NET, .NET 8+, ASP.NET Core, JavaScript, React, Angular, SQL, Entity Framework, NServiceBus, RabbitMQ, Git