33 junior net developer jobs at 21 companies in Nashua, NH
2d
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Junior Data Migration Engineer
Irving or Bridgewater or Westlake or Merrimack
$56k-$88k/yr HybridFull Time
3+ YOERequires 3–6 years in data engineering, SQL and programming experience, ETL knowledge, data modeling, databases, cloud experience, large datasets, and strong analytical skills.
SQL, Python, Informatica, Java, .NET, Microsoft Azure
3w
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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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Software Engineer
Boston, Massachusetts, United States
$80k-$115k/yr OnsiteFull Time
2+ YOEBachelor's degree or equivalent experience; 2+ years with Duck Creek technologies; experience with integrations, APIs, C#/.NET; Agile tools (Jira, Azure DevOps, Confluence); strong communication and systems-thinking.
Duck Creek, C#, .NET, APIs, Jira, Azure DevOps, Confluence
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
3d
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Saleforce Application Development and Support Engineer II
Atlanta or Boston or Coral Gables or Raleigh or Richmond or Tallahassee
$60k-$80k/yr OnsiteFull Time
2+ YOERequires a bachelor's degree in computer science, MIS, or related field; 2–4+ years in application support or development; C#, .NET, Salesforce, Apex, Lightning, SQL, Python, JavaScript, or TypeScript experience.
C#, .NET, Salesforce, Apex, Lightning, SQL, Python, JavaScript, TypeScript, APIs
2w
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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
2d
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Software Engineer
Lexington, Massachusetts, United States
$69k-$158k/yr HybridFull Time
2+ YOEBachelor's degree, 2+ years developing production software with common programming languages or web stacks, Agile experience, and ability to obtain a Secret clearance.
Agile, Scrum, Kanban, Extreme Programming (XP), Java, Python, JavaScript, React, Node.js, C#, .NET, PHP, C, C++, Drupal, Jenkins, GitLab, Docker, Kubernetes, CI/CD
2d
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Application Developer (Contractor Position)
Boston, Massachusetts, United States
$75/hr HybridContract
2+ YOEBachelor's degree or substitution, 2 years of application development experience, programming fundamentals, APIs, batch processing, databases, reporting, version control, ticketing systems, and Microsoft Office proficiency.
Application Programming Interfaces (APIs), SOAP, REST, Crystal Reports, Tableau, Microsoft Word, Microsoft Excel, Microsoft Outlook, Microsoft PowerPoint, Microsoft Teams, HASTUS, Trapeze FX, Trapeze OPS, Git, GitHub, C#, .NET, Python, PowerShell, Oracle, MS SQL, Windows, AWS, Azure, ServiceNow
2d
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Software Engineer
Lexington, Massachusetts, United States
$69k-$158k/yr OnsiteFull Time
2+ YOEBachelor's degree and 2+ years designing, developing, modifying, or implementing software, with production code, Agile experience, complex problem-solving skills, and ability to obtain Secret clearance.
Java, Python, JavaScript, React, Node.js, C#, .NET, PHP, C, C++, Drupal, Jenkins, GitLab, Docker, Kubernetes, Microsoft Internet Explorer, Google Chrome, Mozilla Firefox, Microsoft Edge, Apple Safari, Opera Browser, Blackberry Browser
1mo
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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
1mo
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Software Engineer - UI/UX (Fall 26' Intern)
Natick, Massachusetts, United States
$28-$32/hr OnsiteInternship
Currently enrolled or recent graduate in CS/CE or similar; fluent in C#, Java, or JavaScript; experience with Figma or Adobe XD; front-end frameworks like WPF, React, or Angular; strong OOP and MVVM skills; Windows front-end/.NET WPF or Unity experience useful; valid work eligibility required.
C#, Java, JavaScript, Figma, Adobe XD, WPF, React, Angular, .NET, Unity, Model-View-ViewModel
4w
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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
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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
2mo
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Software Engineer, Core Systems & Platform Services
Wilmington, Massachusetts, United States
$96k-$132k/yr HybridFull Time
0+ YOEBachelor's in Computer Science or related; 0–3 years professional software engineering experience; experience with robotics/automation; strong algorithms and data structures; proficiency in C#, Java, or Python; valid driver’s license; willingness to travel up to 10%.
C#, .NET, Java, Python
1mo
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Co-Op 2026 – Software Engineering – XiO Cloud (Full Stack Web Dev)
Boston or Rockleigh
OnsiteInternship, Temporary
Enrolled bachelor’s student in software engineering/computer science; unrestricted US work authorization; familiarity with C#, .NET, ASP.NET Core, modern SPA frameworks, TypeScript, HTML/CSS, Git; strong programming fundamentals.
C#, ASP.NET Core, .NET, Angular, React, Vue, HTML, CSS, TypeScript, Git
2w
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Software Engineer, R&D Cytology
Marlborough, Massachusetts, United States
$87k-$136k/yr OnsiteFull Time
1+ YOEBS/MS in Computer Science or equivalent, 1+ years related experience (MS+1 or BS+3), full-stack development experience, familiarity with SDLC, experience in cross-functional teams; medical device experience a plus.
TypeScript, React, .NET, MSSQL, C#, WPF, Python, PowerShell, Visual Studio, GitHub, JIRA, Code Review Tools, Windows Desktop / Server, Azure, Google Cloud Platform, DICOM, HL7, OpenSeadragon, GitHub Copilot
14h
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Solutions Engineer - Bugsnag
Bengaluru or Ahmedabad or Somerville or Galway or Bath or Wroclaw
OnsiteFull Time
2+ YOERequires 2+ years in solutions engineering, technical support, software engineering, QA, or customer-facing technical roles; software fundamentals, debugging, APIs, communication, and collaboration skills.
Bugsnag, JavaScript, Java, .NET, Python, APIs
1mo
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Platform Engineer II
Marlborough, Massachusetts, United States
$69k-$131k/yr OnsiteFull Time
2+ YOEU.S. citizenship and ability to obtain interim Secret clearance; STEM degree typically required; 2+ years relevant experience; experience with C++, C, Java, Linux/RedHat and Windows, scripting (Perl/Python/Bash), configuration management (ClearCase/Git); DevSecOps and test automation experience preferred.
C++, C, Java, RedHat, RHEL, Linux, Windows, Perl, Python, Bash, ClearCase, Git, Jenkins, Grafana, Splunk, McAfee TACC, DISM, PowerShell, .Net, RedHat IDM, Collaborator, Coverity, Jira, Artifactory, BitBucket, Dell, Cisco, NAS
1mo
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Property Data Specialist
Boston, Massachusetts, United States
$85k-$95k/yr OnsiteFull Time
2+ YOEMaster's degree plus 2+ years experience; strong analytical and communication skills; programming in R/Python and SQL; GIS experience (ArcGIS/QGIS); familiarity with ArcPy/PyQGIS, GDAL, RasterIO, C#, .NET a plus.
R, Python, SQL, ArcGIS, QGIS, ArcPy, PyQGIS, GDAL, RasterIO, C#, .NET
1mo
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Major Incident Response Production Support
Westlake or Merrimack or Smithfield
OnsiteFull Time
2+ YOEBachelor's (or equivalent) +2 years production support/Development/SRE experience; strong incident triage and coordination; cloud and DevOps knowledge (AWS/Azure, CI/CD); experience with Datadog, Splunk, Grafana, Unix/Linux/Windows, scripting, middleware, databases, and ITSM tools.
Datadog, Splunk, Grafana, AWS, Azure, Unix, Linux, Windows Server, Shell Script, .NET, Tomcat, Apache, Oracle DB, MS-SQL, Sybase, JIRA, ServiceNow, CI/CD Pipelines
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