18 net core developer jobs at 13 companies in Fallston, MD
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AWS Senior .NET Modernization Engineer
Baltimore, Maryland, United States
OnsiteFull Time
5+ YOE5+ years with C# and .NET; experience with .NET Framework and .NET Core/.NET 8; modernizing legacy enterprise applications; REST APIs, SQL Server, Git, Agile; strong communication and problem-solving.
.NET Framework, .NET Core, .NET 8, C#, ASP.NET, Docker, Kubernetes, Amazon EKS, SQL Server, Git, Terraform, CloudFormation, AWS CDK, AWS
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26-2285: .Net Developer - Baltimore, MD
Baltimore, Maryland, United States
$70k-$100k/yr OnsiteFull Time
5+ YOEBachelor's in CS/Engineering, 5+ years software engineering with expert .NET Core and C#, AWS and SQL/data warehousing experience, ability to lead architecture and mentor staff.
.NET Core, C#, Azure, AWS, SQL, Microsoft Excel
1w
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Lead Full Stack Engineer (.Net, Vue/React) - Fully Remote
Baltimore or United States
RemoteFull Time
8+ YOE2+ Mgmt8+ years full-stack experience, 2+ years in a lead role, proficiency with .NET Core,C#,GraphQL,MongoDB,Docker,Javascript,Vue.js/React.js,cloud platforms,testing,security and performance optimization.
.NET Core, C#, GraphQL, MongoDB, Docker, Javascript, Vue.js, React.js, AWS, Azure, Google Cloud
5d
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SNOW Developer
Hyattsville or Washington or Alexandria
$102k-$128k/yr OnsiteFull Time
4+ YOE4+ years web application development experience, ServiceNow front-end proficiency, back-end language knowledge (C#, .NET Core), DevOps experience, bachelor's degree in related field, eligibility to work in the U.S.
ServiceNow, C#, .NET Core, NUnit, AWS, Azure, SGP, SQL/Oracle, JIRA, Confluence, GIT, Bamboo, Git, Octopus, Docker, PowerShell
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Software Developer - Senior
Fort Meade, Maryland, United States
$140k-$147k/yr OnsiteFull Time
14+ YOEDeep .NET Core and C# expertise, 10+ years professional software development (14 years minimum for baseline), Top Secret/SCI clearance, Security Plus and IAT II, EF Core and SQL Server experience, JavaScript and front-end skills, Azure DevOps and Git.
.NET Core, ASP.NET Core 6.0, C#, Entity Framework Core, LINQ, SQL, SQL Server, SQL Server Management Studio, Visual Studio, Azure DevOps, Git, Team Foundation Server (TFS), HTML, XML, JavaScript, AJAX, CSS, Bootstrap 5, IIS, Microsoft Power BI, Tableau, R, Python
3w
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Software Engineer II
Wilmington, Delaware, United States
OnsiteContract
5+ YOEAssociates (or equivalent) plus 5+ years systems analysis/application development experience, knowledge of Azure architecture, C# .NET Core, ETL and strong analytical, communication and project skills.
Azure Application Architecture, C# .NET Core, ETL Frameworks
2w
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Software Developer
Linthicum, Maryland, United States
$104k-$166k/yr OnsiteFull Time
Active SECRET clearance; 3–8+ years experience depending on degree; hands-on development with .NET Core/.NET 6+/ASP.NET Core, C#/Java/Python/PHP, cloud native and containerized solutions; DevSecOps and CI/CD experience.
.NET Core, .NET 6+, ASP.NET Core, C#, Java, Python, PHP, AngularJS, Angular, Apache HTTPD, postGres, Microsoft databases, Azure, Docker, Kubernetes, GitLab, Jira, Confluence, Gitlab CI/CD, Helm
3w
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DevSecOps/Azure Cloud Engineer
Columbia or United States
RemoteFull Time
5+ YOEU.S. citizen or LPR; 5+ years Azure DevSecOps/cloud engineering experience; Azure DevOps, Appian, IaC (ARM/Terraform/Bicep), .NET/.NET Core, Git/GitHub, JBoss/IIS/Windows Server, and familiarity with NIST and federal security documentation.
Microsoft Azure, Azure DevOps, Azure Well-Architected Framework, ARM Templates, Terraform, Bicep, .NET, .NET Core, Appian, JBoss, IIS, Windows Server, Git, GitHub
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Software Developer - Expert
Fort Meade, Maryland, United States
$165k-$173k/yr OnsiteFull Time
22+ YOETop Secret/SCI clearance required. Extensive .NET Core and C# expertise, EF Core and SQL Server experience, 10+ years software development (minimum stated up to 22 years depending on education), Security+ and DoD IA Level II qualification, proficiency with Azure DevOps, Git, Visual Studio, JavaScript, HTML/CSS, Power BI/Tableau, R/Python.
SQL, HTML, XML, .NET Core, C#, Entity Framework Core, LINQ, SQL Server, Visual Studio, SQL Server Management Studio, Azure DevOps, Git, JavaScript, CSS, Bootstrap 5, Microsoft Power BI, Tableau, R, Python, Team Foundation Server (TFS), IIS, Razor Pages, AJAX, jQuery
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Software Engineer IV
Wilmington, Delaware, United States
OnsiteContract
8+ YOEAssociates degree plus 8 years systems analysis/development (or 10 years combined education/experience). Strong Azure architecture, C#/.NET Core, ETL, SDLC, technical leadership, problem-solving, and communication skills.
Azure Application Architecture, C# .NET Core, ETL Frameworks
3w
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Software Engineer
Annapolis, Maryland, United States
HybridFull Time
4+ YOE4+ years backend .NET (Framework/.NET Core) experience using C#, strong OOP and design patterns, RESTful services, MS SQL/T-SQL, unit testing, legacy modernization experience, cloud-native SaaS/PaaS familiarity.
.NET Framework, .NET Core, C#, Microsoft SQL Server, T-SQL
5d
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Web Application Developer
Hyattsville or Washington or Alexandria
$83k-$103k/yr OnsiteFull Time
4+ YOEBachelor's degree and 4+ years web development experience (4–7 preferred) with 2 years DevOps; proficiency with front-end frameworks (Angular/React/Vue), HTML/CSS, JavaScript/TypeScript, C#/.NET Core, cloud (Azure/AWS), CI/CD and related tools.
Angular, React, Vue, HTML/CSS, JavaScript, TypeScript, Bootstrap, JSON, YAML, C#, .NET Core, NUnit, AWS, Azure, SQL, Oracle, Bamboo, Git, Octopus, Docker, PowerShell, Kubern, Microsoft Power Platform, JIRA, Confluence
2mo
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Lead Software Engineer
Columbia, Maryland, United States
$150k-$155k/yr HybridFull Time
8+ YOE8+ years of professional software engineering; full-stack C#/.NET, ASP.NET Core, SQL Server, Azure; proven leadership; strong communication; mentoring; Bachelor’s degree or equivalent.
C#, DotNet, ASP.NET Core, SQL Server, Azure
1w
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Senior Software Engineer
Wilmington, Delaware, United States
HybridFull Time
Strong C#/.NET Core development skills, front-end framework and JavaScript/TypeScript proficiency, experience with Entity Framework Core, SQL Server, Azure Functions, AI-assisted tools, and test automation.
C#, .NET Core, Blazor Server, Blazor WebAssembly, GitHub Copilot, Cursor, Claude Code, Entity Framework Core, SQL Server, Azure Functions, Bootstrap, Playwright, MediatR, Fluxor, Polly, Docker, Kubernetes, Artillery, JMeter, K6, Locust, Azure AI Foundry, Azure OpenAI Service, Git, React, Angular, Vue, JavaScript, TypeScript
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Manufacturing IT Support Engineer
Blue Ball, Pennsylvania, United States
$90k-$100k/yr OnsiteFull Time
8+ YOE.Net Core/.Net Framework, ASP .Net, VB.Net, SCADA, SQL, Oracle, ServiceNow experience; stakeholder management, incident triage, SLA adherence; bachelor in computer science and 8+ years experience preferred.
.Net, .Net Core, .Net Framework, ASP .Net, VB.Net, SCADA, SQL, Oracle, ServiceNow
2w
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Software Developer
Linthicum, Maryland, United States
$104k-$166k/yr OnsiteFull Time
3+ YOERequires hands-on experience with .NET Core/ASP.NET, C#/Java/Python/PHP, cloud-native and containerized solutions, CI/CD (GitLab), and an active Secret clearance; Security+/CASP+/CKA/AWS Developer Associate required.
C#, ASP.Net, AngularJS, Angular, Apache HTTPD, postGres, Microsoft databases, .NET Core, .NET 6+, ASP.NET Core, Java, Python, PHP, Docker, Kubernetes, GitLab CI/CD, Helm, GitLab, Jira, Confluence, SQL/NoSQL
3w
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Senior Full-Stack Microsoft Application Developer
Catonsville or Baltimore
$70k-$80k/yr HybridFull Time
3+ YOE.NET (Core/6/8) and C# experience, REST API integration, JSON/XML handling, OAuth2 auth, SQL Server/Oracle proficiency, async programming, logging and resiliency patterns.
.NET Core, .NET 6, .NET 8, C#, HttpClient, RestSharp, System.Text.Json, Newtonsoft.Json, SQL Server, Oracle, Entity Framework Core, Dapper, Git, Postman, Polly, Serilog, NLog, Docker, Azure WebJobs, Windows Task Scheduler, OAuth2
5d
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Tech Lead
Wilmington, Delaware, United States
HybridFull Time
8+ YOE8+ years designing and developing enterprise C#/.NET applications; strong architecture, cloud-native, EF Core, SQL Server, Git, CI/CD, AI-assisted development and LLM/RAG experience; mentoring and technical leadership skills.
C#, .NET, Blazor, React, Angular, Vue, Entity Framework Core, SQL Server, Git, CI/CD, Azure AI Foundry, Azure OpenAI Service, Azure Functions, Docker, Kubernetes, MediatR, Clean Architecture, CQRS, Fluxor, Polly, Playwright, Artillery, JMeter, K6, Locust, LLMs, RAG
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