41 c net developer jobs at 26 companies in Gardner, MA
1mo
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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
1mo
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Senior EDI Developer
Somerville, Massachusetts, United States
$94k-$137k/yr HybridFull Time
Mass General Brigham: Provides integrated medical care, research, and clinical training services.
5+ YOEDesign, develop, implement, and maintain HIPAA EDI solutions (ANSI X12, HL7, XML) with strong C#/.NET and SQL Server experience; 5+ years application development experience preferred.
C#, .NET, SQL Server Management Studio (SSMS), SSIS, T-SQL, Microsoft SQL Server, Visual Studio, BizTalk Server, QNXT, ASP.NET, XML, XSLT, HL7, ANSI X12
4d
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Staff Software Engineer
Needham, Massachusetts, United States
$142k-$188k/yr HybridFull Time
10+ YOEBachelor's degree in computer science, computer engineering, related field, or equivalent experience; 10+ years of software development; mentoring or leadership; C#/.NET, databases, networking, and device development experience.
C#, .NET, SQL Server, Kafka, Ember.js, iOS, Android, HVAC, Health Savings Account (HSA), Nasdaq
1w
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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
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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
3w
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Senior Full-Stack Software Engineer
Acton or Cranberry Township
OnsiteFull Time
5+ YOEBachelor's in CS or related,5+ years building software with C#, .NET, C++; experience with network protocols, hardware interfaces, APIs, and desktop UI development.
C#, .NET, C++, TCP/IP, UDP
2w
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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
2mo
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Senior Software Engineer
Burlington, Massachusetts, United States
$140k-$165k/yr HybridFull Time
5+ YOEBachelor's in CS or related, 5+ years professional C#/.NET experience, Windows app (WinForms/WPF) and cloud (Azure/AWS) experience, multithreading and backend/API development, ability to work onsite in Burlington, MA 3+ days/week.
C#, .NET, WinForms, WPF, WinUI, .NET MAUI, Azure, AWS, CI/CD
5d
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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
2mo
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Software Development Engineer 3
Marlborough, Massachusetts, United States
$107k-$167k/yr OnsiteFull Time
10+ YOESenior software engineer with extensive experience (preferred 10+ years) in regulated, safety-critical environments; strong C++, C#, .NET, Python skills; experience with real-time OS, CI/CD, DevOps, Git tooling, automated testing, and Agile.
C++, C#, .NET, Python, QNX, RT Linux, Jenkins, SonarQube, Git, GitHub, Bitbucket, Jira, Azure DevOps, Confluence, Bash, PowerShell, Shell, Linux, GitHub Copilot, Cursor, Claude
1mo
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Senior Applications Developer
Southborough, Massachusetts, United States
$100k-$140k/yr OnsiteFull Time
4+ YOEBS in CS/Engineering required; 4+ years full‑stack C#/.Net experience; knowledge of Oracle, T‑SQL/PL‑SQL, MongoDB, HTML/CSS/JavaScript, Angular, Node.js, Telerik; Agile experience; SDLC/OOP proficiency.
.Net, C#, MVC, .Net Core, Web Services, Windows services, Oracle, Oracle 19c, T-SQL, PL/SQL, MongoDB, HTML, CSS, JavaScript, Angular, Node.js, Telerik, Kendo, SQL Server, MySQL
2w
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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
1mo
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Senior Software Engineer
Woburn, Massachusetts, United States
$115k-$130k/yr HybridFull Time
5+ YOE5+ years full‑stack software engineering experience; proficiency with .NET/C#, Angular, SQL Server/PostgreSQL, AWS; strong communication and agile/DevOps experience; BS in CS/engineering required.
.NET, .NET (dotnet), .NET and C#, C#, AWS, Angular, SQL Server, PostgreSQL, JavaScript, TypeScript, GitHub Copilot, Docker, Kubernetes, CI/CD
3w
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Senior Software Engineer
Natick, Massachusetts, United States
$130k-$170k/yr HybridFull Time
3+ YOEBS/MS in ECE or CS required,3+ years software development experience,proficiency in C++,C#,Java,Python,JavaScript,Embedded Linux/Yocto,Microsoft Visual Studio and .NET,agile/scrum experience and strong debugging skills.
C++, C#, Java, Python, JavaScript, Embedded Linux, Yocto, Microsoft Visual Studio, Microsoft .NET, Microsoft WinForms, Microsoft WPF
1w
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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
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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
1mo
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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
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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
1mo
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Senior Electrical Engineer
Ayer, Massachusetts, United States
$82k-$141k/yr OnsiteFull Time
7+ YOEBS in Engineering, 7+ years electrical design/project engineering and software development experience; proficiency with C/C++, C#, Python, RESTful APIs, industrial network protocols, PLC/ladder logic, AutoCAD Electrical; strong communication and troubleshooting skills.
C, C++, C#, Python, RESTful APIs, AutoCAD Electrical, Visual Studio, .NET, IoT, Ethernet/IP, Modbus TCP, CAN Bus, DeviceNet, Ladder logic, Microsoft Office
3w
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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