42 net developer engineer jobs at 23 companies in Durham, NH

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.NET Full Stack Engineer
Beverly, Massachusetts, United States
$103k-$173k/yr OnsiteFull Time
EPAM Systems
EPAM SystemsNYSE: EPAM: Provides global digital platform engineering and software development services.
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
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Senior Software Engineer
Woburn, Massachusetts, United States
$115k-$130k/yr HybridFull Time
Equiniti
Equiniti: Provides financial technology and shareholder administration services to businesses.
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 Engineer II-Test
Lowell, Massachusetts, United States
$70k-$205k/yr OnsiteFull Time
Microchip Technology
Microchip TechnologyNasdaq: MCHP: Manufacturer of microcontrollers, analog, and mixed-signal integrated circuits.
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
1w
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Staff Software Engineer - Algorithms
Wilmington, Massachusetts, United States
$149k-$205k/yr HybridFull Time
Symbotic
SymboticNasdaq: SYM: AI-powered robotics and software for warehouse automation.
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
4w
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Senior Software Engineer (Teradyne, North Reading)
North Reading, Massachusetts, United States
$130k-$207k/yr HybridFull Time
Teradyne
TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.
5+ YOE5+ years software development experience, proficiency in C++, C#, .NET, experience with Visual Studio, Clearcase/Git, knowledge of data structures, algorithms, Windows/Linux, BS/MS in Computer or Electrical Engineering.
C++, C#, .NET, Visual Studio, Clearcase, Git, Windows, Linux
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Senior Software Engineer
Burlington, Massachusetts, United States
$140k-$165k/yr HybridFull Time
BrioHealth Solutions
BrioHealth Solutions: Developing advanced mechanical circulatory support systems for heart failure.
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
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Engineer 2
Bedford, Massachusetts, United States
$94k-$141k/yr HybridFull Time
Merck KGaA, Darmstadt, Germany
Merck KGaA, Darmstadt, GermanyXETRA: MRK: Science and technology specializing in healthcare, life science, and electronics.
4+ YOEBachelor's degree in engineering,4+ years ICS/OT experience with PLC programming and SCADA/HMI,1+ year Siemens experience; familiarity with GAMP 5,protocols,validation,Agile practices.
Siemens TIA Portal, CODESYS, Siemens WinCC, Ignition, Aveva System Platform, OPC DA, OPC UA, MODBUS, Ethernet/IP, Delta-V, Siemens PCS, MS SQL Server, .NET, MTP, RESTful APIs, WebSocket, GitHub, Terraform, Ansible, Docker, Prometheus, RabbitMQ, Java, PLC, SCADA, HMI
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Engineer 2
Bedford, Massachusetts, United States
$94k-$141k/yr HybridFull Time
Merck
MerckXETRA: MRK: A science and technology providing healthcare, life science, and electronics solutions.
4+ YOEBachelor's in engineering,4+ years in industrial control systems/OT,1+ year Siemens experience,PLC/SCADA programming,protocols (OPC,MODBUS,Ethernet/IP),EMTP/validation knowledge,excellent communication and Agile experience.
PLC, SCADA, Siemens, TIA Portal, CODESYS, Siemens WinCC, Ignition, Aveva System Platform, OPC DA, OPC UA, MODBUS, Ethernet/IP, Delta-V, Siemens PCS, MS SQL Server, .NET, MTP, RESTful APIs, WebSocket, GitHub, Terraform, Ansible, CI/CD, Docker, Prometheus, RabbitMQ, Java
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Senior Software Engineer - Equipment Controls
Wilmington, Massachusetts, United States
$140k-$200k/yr OnsiteFull Time
Seurat Technologies
Seurat Technologies: Provides metal additive manufacturing services for high-volume industrial production.
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
1w
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Software Engineer
Andover, Massachusetts, United States
$105k-$135k/yr HybridFull Time
The Weather Company
The Weather Company: Provides weather data, forecasting insights, and digital advertising solutions.
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
2w
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Control Systems Engineer (Onsite)
North Berwick, Maine, United States
$87k-$165k/yr OnsiteFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEBachelor's in STEM +5 years (or Master's +3 years) in engineering/manufacturing; PLC/HMI and automation experience; .Net/Java/Python; Oracle/SQL Server; Allen Bradley Studio 5000 and FactoryTalk; Microsoft Office including VBA.
Microsoft Office Suite, VBA, .Net, Java, Python, Oracle, SQL Server, Allen Bradley Studio 5000, Factory Talk, Ignition by Inductive Automation
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Staff Software Engineer
Wilmington, Massachusetts, United States
$115k-$173k/yr OnsiteFull Time
Onto Innovation
Onto InnovationNYSE: ONTO: Provides metrology and inspection solutions for semiconductor manufacturers.
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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Software/Systems (Controls) Engineer
Gloucester, Massachusetts, United States
$108k-$149k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Manufacturers of equipment for semiconductor and display production.
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
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Senior Automation Engineer
Chelmsford, Massachusetts, United States
$107k-$130k/yr HybridFull Time
ZOLL Medical
ZOLL Medical: Manufactures medical devices and software for emergency care.
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
1w
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Software Engineer
Westford, Massachusetts, United States
$106k-$177k/yr HybridFull Time
AFL
AFL: Global manufacturer of fiber optic products and network services.
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
3w
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Software Engineer
Dover, New Hampshire, United States
OnsiteFull Time
Q LLC
Q LLC: Innovative developer and manufacturer of firearms and suppressors.
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
1mo
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Software Engineer III (DevOps)
Lowell, Massachusetts, United States
$102k-$147k/yr HybridFull Time
UKG
UKG: Provider of workforce management and human capital management software.
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
2mo
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Intermediate Level Software Engineer - Nashua, New Hampshire, United States
Nashua, New Hampshire, United States
$90k-$110k/yr HybridFull Time
Jacobs
JacobsNYSE: J: Global provider of professional engineering and technical services.
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
2mo
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Software Engineer II
Gloucester, Massachusetts, United States
$108k-$149k/yr OnsiteFull Time
Applied Materials
Applied MaterialsNASDAQ: AMAT: Produces equipment and services for chip and display manufacturing.
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
3w
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Entry Level Software Developer
North Andover, Massachusetts, United States
$65k-$75k/yr HybridFull Time
Reynolds and Reynolds
Reynolds and Reynolds: Provides software and services for automotive retailers.
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