30 c net developer jobs at 17 companies in Barrington, NH
3w
Save
Mark Applied
Hide
.NET Full Stack Engineer
Beverly, Massachusetts, United States
$103k-$173k/yr OnsiteFull Time
Strong C#/.NET, Angular, SQL, and Microsoft Azure experience; able to deliver in rapid weekly sprints; familiarity with AI-assisted coding tools (Cursor) preferred.
.NET, C#, Angular, ReactJS, TypeScript, Microsoft Azure, PostgreSQL, Microsoft SQL Server, SQL, Amazon Web Services, Cursor, Model Context Protocol (MCP)
1mo
Save
Mark Applied
Hide
Software Engineer - C# (SiPh Test Solutions, North Reading, MA)
North Reading, Massachusetts, United States
$100k-$160k/yr OnsiteFull Time
1+ YOEBachelor's in CS/CE/EE (master's preferred), 1+ years software development experience, strong C#/.NET skills, familiarity with GIT and Windows, excellent debugging and problem-solving skills.
C#, .NET, GIT, Windows, Visual Studio, Jira, Python
1w
Save
Mark Applied
Hide
Staff Software Engineer - Algorithms
Wilmington, Massachusetts, United States
$149k-$205k/yr HybridFull Time
8+ YOEBachelor's or Master's in CS or related, 8+ years professional C#/.NET development, strong algorithms and distributed systems experience, debugging and SQL skills, Windows/Linux development.
C#, .NET, .Net Core, Rabbit MQ, Open API, Kubernetes, Git, SQL Server, PL/SQL, Windows, Linux
1mo
Save
Mark Applied
Hide
Senior Software Engineer - Equipment Controls
Wilmington, Massachusetts, United States
$140k-$200k/yr OnsiteFull Time
7+ YOE7+ years developing C++ and C#/.NET software for hardware-adjacent, real-time, or industrial automation systems; BS in related field (or equivalent); experience debugging machine behavior, OO design, HMI development, industrial I/O, and using AI developer tools.
C++, C#, .NET, EtherCAT, PMAC/Delta Tau, PLC, IntervalZero RTX, TwinCAT, Beckhoff, Delta Tau, Galil, ACS, PostgreSQL, Python, RTOS, HMI, SQL, Codex, Claude, Copilot, Oscilloscope, Logic Analyzer, Multimeter
2w
Save
Mark Applied
Hide
Application Developer
Bedford, New Hampshire, United States
$45k-$55k/yr OnsiteFull Time
1+ YOEAssociate's or Bachelor's (or equivalent experience),1+ years development experience, knowledge of C#/.NET, TypeScript, Angular or React, SQL, REST APIs, Azure, Git, troubleshooting and support skills.
Angular, React, TypeScript, ESLint, Prettier, C#, .NET 8+, Python 3.11+, REST APIs, OpenAPI/Swagger, Microsoft Azure SQL, SQL Server, Entity Framework Core, Azure Cosmos DB (MongoDB API), Microsoft Azure, Docker, Microsoft Azure DevOps, CI/CD Pipelines, Azure Container Apps, Azure Container Registry, Azure Key Vault, Azure Blob Storage, Azure Application Insights, Microsoft Entra ID (Azure AD), SSO, OAuth 2.0, RBAC, GitHub Copilot, Claude Code, Git
6d
Save
Mark Applied
Hide
Staff Software Engineer
Lexington or Lowell or Freising or Switzerland or Singapore
$129k-$173k/yr HybridFull Time
8+ YOEBachelor's degree in computer science, software or computer engineering; 8+ years' software development experience; full-stack, C#/.NET, Angular, TypeScript, SQL, cloud, CI/CD, Agile, and technical leadership experience.
C#, .NET Core, .NET, Angular, TypeScript, SQL Server, Entity Framework, OAuth, OpenID Connect, JWT, Identity, xUnit, NUnit, Docker, Git, Azure, Microsoft, Linux
3w
Save
Mark Applied
Hide
Staff Software Engineer
Wilmington, Massachusetts, United States
$115k-$173k/yr OnsiteFull Time
10+ YOE10+ years software design for real-time electromechanical systems, expertise in .NET and C#, HW/SW integration, concurrency, API design, EM/IPC technologies, and mentoring experience.
.NET, C#, gRPC
1w
Save
Mark Applied
Hide
Software Engineer
Andover, Massachusetts, United States
$105k-$135k/yr HybridFull Time
1+ YOE1–5 years software development experience; proficiency in React and backend development (Go, Node.js, or .NET/C#); experience with MongoDB and SQL Server, REST APIs, Git workflows, AWS, and AI coding tools; strong problem-solving and communication.
React, Go, MongoDB, AWS, .NET/C#, SQL Server, Node.js, GitHub Copilot, Cursor, Claude, Git, Docker, Kubernetes, EC2, S3, Lambda, RDS, CloudWatch, LLM APIs
2mo
Save
Mark Applied
Hide
Intermediate Level Software Engineer - Nashua, New Hampshire, United States
Nashua, New Hampshire, United States
$90k-$110k/yr HybridFull Time
2+ YOEBachelor's degree in computer science or related field; 2+ years software development; US citizen; ability to obtain security clearance; skills in C#, JavaScript/TypeScript, .NET; Azure DevOps, Jira; web frameworks (HTML/CSS/React)
Azure DevOps, Jira, C#, JavaScript, TypeScript, .NET, HTML, CSS, React, AngularJS, Blazor
3mo
Save
Mark Applied
Hide
Software Engineer II
Gloucester, Massachusetts, United States
$108k-$149k/yr OnsiteFull Time
2+ YOEBachelor's degree in a related field; 2–4 years of experience; proficiency in C/C++, .NET, C#, operating systems, networking, algorithms, and multi-threading.
C/C++, C#, DotNet, Operating Systems, Networking, Algorithms, Multithreading
1mo
Save
Mark Applied
Hide
Senior Automation Engineer
Chelmsford, Massachusetts, United States
$107k-$130k/yr HybridFull Time
Bachelor's or equivalent experience, 5+ years professional application development preferred, experience with C#, .Net (Core/Framework), SQL, test automation and load/performance testing, healthcare technology experience preferred, Agile experience, knowledge of FDA/HIPAA requirements.
C#, .Net Core, .Net Framework, SQL
1mo
Save
Mark Applied
Hide
Software Engineer III (DevOps)
Lowell, Massachusetts, United States
$102k-$147k/yr HybridFull Time
4+ YOEBachelor's or equivalent, 4+ years professional software development, expertise in C#, .NET, Python, Java or JavaScript; CI/CD, Terraform, Ansible, Jenkins, Docker/Kubernetes, GitHub, JIRA, cloud platforms (Azure/AWS/GCP), and strong debugging and collaboration skills.
C#, Microsoft .NET, Python, Java, JavaScript, GitHub, JIRA, Terraform, Ansible, Jenkins, Docker, Kubernetes, Helm, Shell, Google Cloud API, Azure, AWS, GCP
4w
Save
Mark Applied
Hide
Senior Engineer II-Test
Lowell, Massachusetts, United States
$70k-$205k/yr OnsiteFull Time
7.5+ YOEBachelor's in engineering or CS,7.5–9 years software/test engineering experience with LabWindows/CVI,C,Microsoft Visual Studio,.NET or Visual Basic,mentoring experience,configuration management,hardware troubleshooting,schematic interpretation.
LabWindows/CVI, C, Microsoft Visual Studio, .NET, Visual Basic, Microsoft Office, AutoCAD, Altium, Linux, GPIB, USB, Ethernet, PuTTY, VNC, Remote Desktop, Git, network analyzer, oscilloscope, signal generator
4w
Save
Mark Applied
Hide
Software Engineer
Dover, New Hampshire, United States
OnsiteFull Time
1+ YOE1–3 years .NET/WinForms experience maintaining ERP systems; strong C#, Entity Framework, SQL (Server/MySQL), Git, CI/CD skills; troubleshooting and communication skills; bachelor\u0002s degree preferred.
WinForms, .NET Framework, .NET Core, C#, Entity Framework, SQL Server, MySQL, Git, CI/CD, Syncfusion, Adobe Commerce/Magento, QuickBooks, ShipStation
4w
Save
Mark Applied
Hide
Entry Level Software Developer
North Andover, Massachusetts, United States
$65k-$75k/yr HybridFull Time
Bachelor's in Computer Science or related, experience with C#, Java or Python, attention to detail, team and individual contributor skills, leadership potential.
Windows, .NET, Linux, iOS, Android, C#, Java, Python
2mo
Save
Mark Applied
Hide
Software/Systems (Controls) Engineer
Gloucester, Massachusetts, United States
$108k-$149k/yr OnsiteFull Time
2+ YOEBachelor's in related field, 2+ years experience, proficiency in C/C++, .Net, C#, operating systems, networking, algorithms, and multi-threading; real-time and motion control experience and Microsoft Visual Studio preferred.
C/C++, .Net, C#, Microsoft Visual Studio
1w
Save
Mark Applied
Hide
Software Engineer
Westford, Massachusetts, United States
$106k-$177k/yr HybridFull Time
5+ YOE5+ years full-stack web application experience with frontend Vue 3/Pinia/Apollo/Vite and backend .NET/ASP.NET Core/C#; GraphQL, PostgresSQL/SQL, microservices, cloud platforms, Docker/Kubernetes, Git/Bitbucket; strong architecture and communication skills.
Vue 3, Pinia, Apollo, Vite, .NET Framework, ASP.NET Core, C#, GraphQL, PostgresSQL, SQL, GCP, AWS, Microsoft Azure, Docker, Kubernetes, Linux, .NET MAUI, Git, Bitbucket, GitHub Copilot, Claude
1mo
Save
Mark Applied
Hide
Eng II, Digital Automation Sustainment Engineer
Andover, Massachusetts, United States
$69k-$131k/yr OnsiteFull Time
2+ YOEU.S. citizen with active DoD Secret clearance, STEM degree and 2+ years relevant experience; experience with Ignition, SQL, Python, C#, LabVIEW .NET, HTML5; hardware/network diagnostics; industrial protocols preferred.
Ignition, SQL, Python, C#, LabVIEW .NET, HTML5, Azure DevOps, Git, Modbus/TCP, MQTT, Ethernet IP, RESTful APIs, SECS/GEM, Fanuc, Palomar, FabGuard