14 net core developer jobs at 11 companies in Aberdeen, MD

3w
Save
Mark Applied
Hide
AWS Senior .NET Modernization Engineer
Baltimore, Maryland, United States
OnsiteFull Time
Aligned Technology Group
Aligned Technology Group: Provides AWS-focused cloud consulting and managed technology services.
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
1w
Save
Mark Applied
Hide
26-2285: .Net Developer - Baltimore, MD
Baltimore, Maryland, United States
$70k-$100k/yr OnsiteFull Time
Navitas Business Consulting
Navitas Business Consulting: Provides digital transformation and IT solutions for government agencies.
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
3mo
Save
Mark Applied
Hide
IT Specialist (APPSW) - .NET - DHA
Denver or Urbana or Woodlawn or Durham or Wilkes Barre
$91k-$140k/yr OnsiteFull Time
Social Security Administration
Social Security Administration: Administers federal social insurance and financial assistance programs.
1+ YOEIT specialist with .NET/.NET Core experience, REST APIs, SQL Server, and frontend skills; familiarity with AI tools and security controls preferred.
C#, NET Core, NET Framework, Entity Framework, MVC, JavaScript, AJAX, jQuery, Bootstrap, HTML, CSS, SQL Server, Visual Studio, Azure DevOps, Git, JSON, REST API
2w
Save
Mark Applied
Hide
Software Developer - Senior
Fort Meade, Maryland, United States
$140k-$147k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
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
1w
Save
Mark Applied
Hide
26-2284: Junior Developer - Baltimore, MD
Baltimore, Maryland, United States
$55k-$85k/yr OnsiteFull Time
Navitas Business Consulting
Navitas Business Consulting: Provides digital transformation and IT solutions for government agencies.
3+ YOEBachelor's in CS/Engineering, 3+ years software development experience with .NET Core and C#, proficiency in SQL, familiarity with AWS and Git, strong communication and problem-solving skills.
.NET Core, SQL, AWS, C#, Git, EC2, S3, Lambda
5d
Save
Mark Applied
Hide
DevSecOps/Azure Cloud Engineer
Columbia or United States
RemoteFull Time
APV
APV: Provides information technology and consulting services to government agencies.
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
3w
Save
Mark Applied
Hide
Sr. Software Engineer Technical Lead
Columbia or United States
RemoteFull Time
APV
APV: Provides information technology and consulting services to government agencies.
8+ YOE8+ years enterprise software development experience; expert Microsoft .NET Framework/.NET Core, Angular, Microsoft SQL Server, Elasticsearch, Redis, Microsoft Azure, Git/GitHub/Azure DevOps; experience with SDLC governance, NIST security, and accessibility standards.
Microsoft .NET Framework, Microsoft .NET Core, Angular, Microsoft SQL Server, SSIS, Service Broker, T-SQL, Elasticsearch, Lucene, Redis, Microsoft IIS, Microsoft Windows Server, Microsoft Azure, Azure Well-Architected Framework, Git, GitHub, Azure DevOps, JavaScript, JSON, HTML, XML, CPSC360
2w
Save
Mark Applied
Hide
Software Developer - Expert
Fort Meade, Maryland, United States
$165k-$173k/yr OnsiteFull Time
Amentum
AmentumNYSE: AMTM: Provides engineering, technology, and mission support to government agencies.
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
3w
Save
Mark Applied
Hide
Senior Software Engineer
Wilmington or London or Amsterdam
HybridFull Time
CSC
CSC: Provides global business administration and compliance solutions.
Expertise with C# and .NET Core, Blazor, Entity Framework Core, SQL Server, Azure Functions, Playwright, JavaScript/TypeScript, and experience building AI-enabled applications and AI-augmented SDLC practices.
C#, .NET Core, Blazor Server, Blazor WebAssembly, GitHub Copilot, Cursor, Claude Code, Entity Framework Core, SQL Server, Azure Functions, Bootstrap, Playwright, JavaScript, TypeScript, Azure Pipelines, Git, MediatR, Clean Architecture, Fluxor, Polly, Artillery, JMeter, K6, Locust, Docker, Kubernetes, Azure AI Foundry, Azure OpenAI Service
6d
Save
Mark Applied
Hide
Software Engineer
Annapolis, Maryland, United States
HybridFull Time
FacilityOS
FacilityOS: Unified platform for facility safety, security, and operations.
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
1mo
Save
Mark Applied
Hide
Lead Software Engineer
Columbia, Maryland, United States
$150k-$155k/yr HybridFull Time
Stage Front
Stage Front: A technology platform providing ticketing inventory management and distribution solutions.
8+ YOE8+ years of professional software engineering; full-stack C#/.NET, ASP.NET Core, SQL Server, Azure; proven leade​rship; strong communication; mentoring; Bachelor’s degree or equivalent.
C#, DotNet, ASP.NET Core, SQL Server, Azure
1w
Save
Mark Applied
Hide
Manufacturing IT Support Engineer
Blue Ball, Pennsylvania, United States
$90k-$100k/yr OnsiteFull Time
Tata Consultancy Services
Tata Consultancy ServicesNational Stock Exchange of India: TCS: Global provider of IT services, consulting, and business solutions.
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
2d
Save
Mark Applied
Hide
Senior Full-Stack Microsoft Application Developer
Catonsville or Baltimore
$70k-$80k/yr HybridFull Time
JASINT
JASINT: Providing cybersecurity and technical services for national security missions.
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
2mo
Save
Mark Applied
Hide
Senior Software Engineer (Exton, PA, US)
Exton or Philadelphia
HybridFull Time
Bentley Systems
Bentley SystemsNASDAQ: BSY: Software for designing, building, and operating global infrastructure.
BS or MS in computer science or software engineering; strong: C#, .NET Core, OpenID, OAuth; Git; Azure DevOps; Agile (SCRUM); Azure REST APIs/SDKs; OO design patterns; independent contributor without travel.
C#, .NET Core, OpenID, OAuth, Git, Azure DevOps, Azure REST APIs, Azure Services SDKs, Object oriented programming