36 security software engineer jobs at 19 companies in Somersworth, NH
1mo
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Senior Software Engineer - Confluent, Product Security Access Management
Poughkeepsie or Lowell or Rochester or Tucson or Research Triangle Park or Armonk or Boston or Bellevue or Atlanta or San Jose or Dallas or Austin or San Francisco or Seattle
$131k-$245k/yr HybridFull Time
4+ YOEBachelor's degree,4+ years software/product/security engineering experience,distributed systems and cloud experience,proficiency in Java/Scala/C/C++/Go;EMR not required;security and IAM experience preferred.
Java, Scala, C/C++, Go, AWS, Azure, GCP
1mo
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Senior Software Engineer
Raleigh or Lowell
$119k-$196k/yr HybridFull Time
5+ YOE5+ years software engineering experience; Java or Rust; Linux development; PKI, cryptography, and security knowledge; experience with AI agents; strong English communication.
Java, Rust, Linux, Dogtag PKI, Python, Bash, Scrum, JIRA, OpenShift, AWS, Microsoft Azure, Fedora, RHEL, Kubernetes, CI/CD
6d
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Principal Software Engineer
Columbus or Plano or Indianapolis or Boston or Portsmouth
HybridFull Time
8+ YOERequires 8+ years of software engineering experience, enterprise architecture and technical leadership, distributed systems, cloud-native development, security, testing, DevOps, and a technical or business degree or equivalent experience.
JavaScript, TypeScript, React, Node.js, Next.js, Java, Micro Frontends, HTML/CSS, AWS, CDK, GitHub Actions, OAuth 2.0, OpenID Connect, Playwright, JMeter, Datadog, Splunk, Microsoft Bridgeway
2w
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Software Developer (Salem, NH)
Salem, New Hampshire, United States
OnsiteFull Time
Develop, test, troubleshoot, secure, maintain, and improve software applications while collaborating with teams and supporting software training.
3w
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Associate Software Development Engineer
Tewksbury, Massachusetts, United States
$74k-$95k/yr OnsiteFull Time
1+ YOEBachelor's degree in computer science, engineering, or software engineering; 1–2 years programming in C#, C++, and Java; problem-solving, communication, and MS Office proficiency; US citizenship and ability to obtain a DOD security clearance.
C#, C++, Java, Microsoft Office
17h
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FAST Labs - Software Engineer II
Merrimack, New Hampshire, United States
$79k-$135k/yr OnsiteFull Time
2+ YOEBachelor's degree in computer science, computer engineering, or related field; 2+ years software development; C++11+, Linux, object-oriented design, and revision control experience; ability to obtain security clearance; U.S. person required.
C++11, Linux, git, Jira, ClearCase, MATLAB, Python, OpenCL, CUDA, Kubernetes, Harbor, Helm, RTOS
1d
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Senior AI Software Engineer
Etters or Yocumtown or Nashua
OnsiteFull Time
7+ YOEBachelor's degree or equivalent experience; 7+ years of software engineering experience; hands-on LLM or agentic application development; modern programming language, API, integration, testing, CI/CD, security, and technical leadership experience.
Python, C#, Java, SQL, PLM, ERP, MES, Microsoft SharePoint, CI/CD, LLM, RAG
5d
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Senior Software Engineer
United States or Portsmouth
$10k-$90k/yr RemoteFull Time
Extensive full-stack development experience with JavaScript, TypeScript, AWS, GitHub Actions, Git/GitHub, CI/CD, Agile, application architecture, security, performance optimization, and troubleshooting.
JavaScript, TypeScript, AWS, GitHub Actions, Git, GitHub, CI/CD
3mo
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Staff Software Development Engineer, Web
Boston or San Francisco or Dallas or Salt Lake City or Seattle or Portland
$141k-$173k/yr RemoteFull Time
8+ YOEBachelor’s in CS/Software Eng; 8-10 yrs software engineering; strong front-end and full-stack skills; modern front-end frameworks; TypeScript/JavaScript; REST/GraphQL; web security; collaboration and maintainability.
Angular, React, TypeScript, JavaScript, HTML5, CSS3/SASS, REST, GraphQL, Docker, Kubernetes, AWS, GCP, Azure, MySQL, MongoDB
3mo
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Senior Software Engineer
Yarmouth, Maine, United States
$90k-$110k/yr OnsiteFull Time
Design and build scalable distributed systems; lead API and framework development; collaborate across teams; ensure security and reliability.
C#, .NET, RESTful APIs, Angular, Linux, Git, Docker, Terraform, CI/CD, LocalStack
1w
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Senior Software Engineer - Space Applications - Sign-on Bonus
Merrimack, New Hampshire, United States
$97k-$165k/yr OnsiteFull Time
4+ YOEBachelor's degree in computer science or related field, 4+ years of software development, Java or C++, source control and automation pipeline experience, TS/SCI clearance, CI polygraph, and Security+ certification.
Java, C++, Linux, git, Bitbucket, Jenkins, Maven, Bamboo, Jira, Confluence
2mo
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Principal Software C/C++ Engineer
Tewksbury, Massachusetts, United States
$108k-$205k/yr OnsiteFull Time
8+ YOERequires STEM degree and 8+ years' relevant experience, proficiency in C/C++ (Java experience noted), Windows/Linux, Git, Jira, Jenkins, Perl, Bash/Kornshell; U.S. citizenship and ability to obtain/maintain Secret security clearance.
C++, C, Java, Windows, Linux, GIT, Jira, Jenkins, Perl, Bash, Kornshell
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
3mo
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Software Quality Assurance Engineer II/III
Wilmington, Massachusetts, United States
$93k-$176k/yr OnsiteFull Time
2+ YOEBS/MS in CS/CE/Systems Eng; Level II requires 2+ years; Level III requires 5+ years; software/systems QA across lifecycle; security clearance eligibility; strong communication and problem-solving.
6d
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Systems Engineer
Lowell, Massachusetts, United States
$80k-$90k/yr OnsiteFull Time
Experience in systems engineering, integration, software or physical security technology; requirements management, enterprise systems, troubleshooting, technical documentation, and stakeholder collaboration. High school diploma required.
IMMIX, NICE, Pinnacle, Video Management Systems (VMS), APIs
1mo
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Principal Cloud Developer
Andover or Houston or Durham or Fort Collins or Roseville
$152k-$349k/yr HybridFull Time
10+ YOEBachelor's degree in CS/engineering,10+ years experience,expertise in software design,programming (Python,Java,Golang,JavaScript),cloud security and architecture,mentoring and technical leadership.
Python, Java, Golang, JavaScript
1mo
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Principal Engineer – Autonomous Systems
Gulfport or Durham or Baton Rouge or Columbia
OnsiteFull Time
10+ YOEU.S. citizen able to obtain DoD Secret clearance; deep autonomous systems experience; proficiency in modern software engineering and production languages; ability to secure and shape S&T funding.
Git, Python, C++, Rust, PyTorch, TensorFlow, Gazebo, Isaac Sim, MOOS-IvP
4w
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Senior Principal, Platform Security Architect
Andover, Massachusetts, United States
$169k-$253k/yr HybridFull Time
12+ YOE12+ years in software architecture/systems engineering/cybersecurity, 6+ years designing cloud/IoT security, active experience with Azure/AWS/GCP, threat modeling, IAM (OAuth2, PKI), DevSecOps, and cybersecurity standards.
Azure, AWS, Google Cloud, Kubernetes, OAuth2, PKI, Modbus, OPC-UA, MQTT, IEC 62443, SAFe, DevSecOps
1mo
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Full Stack Developer
North Andover, Massachusetts, United States
$100k-$120k/yr HybridFull Time
3+ YOEBachelor's preferred, minimum 3 years experience; full-stack development with React or Angular, API development, RDBMS/SQL, OAuth/JWT, OWASP/security, and performance tuning.
Windows, Microsoft .NET, Linux, iOS, Android, React, Angular, OAuth, JWT, OWASP, SQL
1w
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Principal Full Stack Engineer - .NET/C#
Burlington or Andover
$82k-$193k/yr OnsiteFull Time, Contract
8+ YOERequires 8+ years developing enterprise cloud-native applications and distributed systems, plus a bachelor's degree and expertise in .NET/C#, AWS, APIs, microservices, databases, security, and IoT.
.NET, C#, AWS IoT Core, MQTT, Amazon DynamoDB, OAuth 2.0, OpenID Connect, SAML, React, Angular, CI/CD
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