40 software engineer react jobs at 22 companies in Dover, NH

PromotedHiringCafe
Founding Full-stack / Product Engineer
Cupertino, CA, US
$130k-$300k/yr On-SiteFull Time
HiringCafe
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Help us build a 100× better job search engine. We need a full-stack engineer with great taste, sharp fundamentals, and a track record of shipping polished product on React/Next.js plus a real backend (Firebase, Elasticsearch, Redis, Stripe).
React, Next.js, TypeScript, Firebase, Elasticsearch, Redis, Stripe
3mo
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Senior Software Engineer, Mobile (React Native)
San Francisco or New York City or Portland
$185k-$215k/yr HybridFull Time
Forerunner
Forerunner: AI-powered platform for government built environment management.
5+ YOE5+ years software engineering; 3+ years React Native; JS/TS and React; cross-platform mobile; mobile performance and UI/UX; RESTful APIs; native mobile knowledge; strong collaboration; adaptable in fast-moving env.
React Native, JavaScript, TypeScript, React, Redux, RESTful APIs
1w
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Senior Software Engineer
Plano or Boston or Portsmouth or Indianapolis or Columbus
$106k-$197k/yr HybridFull Time
Liberty Mutual
Liberty Mutual: Provides diversified property, casualty, and commercial insurance products.
5+ YOE5+ years software engineering experience, strong foundation in data structures and algorithms, proficiency in Python or Java, experience with Java/React/Node.js/Spring Boot/AWS/REST/RDS, agile experience, strong communication.
Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS
2w
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Senior Software Engineer
Plano or Boston or Portsmouth or Indianapolis or Columbus
$106k-$197k/yr HybridFull Time
Liberty Mutual Insurance
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
5+ YOE5+ years software engineering experience; proficiency with Python or Java, React, Node.js, Spring Boot, AWS, RESTful services and RDS; strong algorithms, system design, and communication skills; bachelor's or master's in technical/business field or equivalent experience.
Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS
1mo
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Software Developer II
Westbrook or Maine or New Hampshire or Massachusetts
$90k-$100k/yr HybridFull Time
IDEXX
IDEXXNASDAQ: IDXX: Diagnostic equipment and software for veterinary and water testing.
2+ YOE2+ years software engineering; frontend and backend experience; NodeJS or Java; JavaScript/TypeScript and React; AWS serverless (RDS, DynamoDB, API Gateway, Lambda, S3); SQL; Datadog; GitHub and CI/CD; Agile experience.
NodeJS, Java, JavaScript/TypeScript, React, AWS, RDS, DynamoDB, API Gateway, Lambda, S3, SQL, Datadog, AWS Cloudwatch, GitHub, AWS CodePipeline
3mo
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Advanced Software Engineer
Wilmington, Massachusetts, United States
$120k-$165k/yr HybridFull Time
Symbotic
SymboticNasdaq: SYM: AI-powered robotics and software for warehouse automation.
5+ YOE5+ years in software development; fullstack with React/Angular, Node.js, and C# .NET; distributed, event-driven systems (Kafka, RabbitMQ, SignalR); REST APIs; mentorship and cross-functional collaboration.
React, Angular, Node.js, C# .NET, Kafka, RabbitMQ, SignalR, REST APIs
3w
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Staff Software Engineer- Payroll Platform
Lowell, Massachusetts, United States
$130k-$186k/yr HybridFull Time
UKG
UKG: Provider of workforce management and human capital management software.
6+ YOE6+ years software engineering experience building large-scale distributed systems; expert Java, React, TypeScript; experience with SQL/NoSQL, cloud-native platforms (Azure/AWS/GCP); familiarity with AI/LLMs and observability; BS in CS or equivalent.
Java, React, TypeScript, SQL, NoSQL, Microsoft Azure, AWS, Google Cloud Platform, Large Language Models (LLMs), Retrieval-Augmented Generation (RAG), vector databases, agentic frameworks
2w
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Senior Software Engineer
Plano or Boston or Portsmouth or Indianapolis or Columbus
HybridFull Time
Liberty Mutual
Liberty Mutual: Provider of global property and casualty insurance products.
5+ YOE5+ years software engineering experience; strong data structures, algorithms, system design; proficiency in Python or Java; EMR not mentioned; experience with layered architectures and agile delivery.
Python, Java, React, Node.js, Spring Boot, AWS, RESTful services, RDS
1mo
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Senior Software Engineer
Merrimack or Smithfield
OnsiteFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Senior software engineer with RESTful APIs, JavaScript frameworks, databases, SDLC, CI/CD, mentoring, and strong OO design.
JavaScript, Angular, AngularJS, Backbone.js, React.js, CSS3
1mo
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Senior Software Engineer
Beverly, Massachusetts, United States
$96k-$192k/yr HybridFull Time
Carrier
CarrierNYSE: CARR: Provides HVAC, building automation, and refrigeration solutions globally.
5+ YOEBachelor's degree and 5+ years software development in C#/.NET Core; 2+ years with modern JavaScript frameworks, relational databases, and cloud-native architectures (Azure/AWS/GCP).
C#, .NET Core, Angular, React, Vue.JS, Swelte, Azure, AWS, GCP, Jira, Rally, Azure DevOps, TFS, Github, GitFlow
2w
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Software Engineer, Form Now
Somerville or Billerica
$110k-$145k/yr OnsiteFull Time
Formlabs: Develops and manufactures professional-grade 3D printers and materials.
Full-stack web development experience with Python/Django and Next.js/React.js, production software ownership, collaboration with cross-functional teams, and willingness to work on-site in Billerica, MA as needed.
Python, Django, Next.js, React.js, Manufacturing Execution System (MES)
1mo
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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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Staff Software Development Engineer, Web
Boston or San Francisco or Dallas or Salt Lake City or Seattle or Portland
$141k-$173k/yr RemoteFull Time
WEX
WEXNYSE: WEX: Provides global payment processing and business information management services.
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
1mo
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Lead Software Engineer, Meteorological Technologies
Andover or Atlanta
$150k-$190k/yr HybridFull Time
The Weather Company
The Weather Company: Provides weather data, forecasting insights, and digital advertising solutions.
7+ YOE7+ years building cloud-based (e.g., AWS) production systems; domain experience in meteorology or forecasting; hands-on software delivery in 24x7 operational environments; AI/LLM integration, prompt engineering, and multi-project execution; proficiency in Python, JavaScript/TypeScript, or Go.
AWS, V0, GitHub CoPilot, Cursor, LLM, RAG, Python, JavaScript/TypeScript, Go, React, Next.js, Vercel, CI/CD, APIs
2mo
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Principal Software Engineer
Newburyport, Massachusetts, United States
OnsiteFull Time
Darling Consulting Group
Darling Consulting Group: Provides asset liability management and risk solutions for banks.
Lead architecture of large-scale distributed systems; strong in data modeling, API design; cloud experience; proficient in modern languages; CI/CD and DevOps.
Python, C#, Java, JavaScript, REST, AWS, Azure, GCP, Angular, React, .NET, CI/CD, DevOps, Claude Code, GitHub Copilot
6d
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Software Engineer, New College Graduate, (Teradyne, North Reading, MA)
North Reading, Massachusetts, United States
$73k-$117k/yr OnsiteFull Time
Teradyne
TeradyneNASDAQ: TER: Designs and manufactures automated test equipment and advanced robotics systems.
0+ YOEBachelor's in CS or related,0-2 years experience,certifications in cybersecurity/DevOps/cloud preferred,experience with Python,C#,JavaScript/TypeScript,SQL,React/Redux,Fast API,PostgreSQL/Microsoft SQL Server,Linux/Windows,cloud basics,strong analytical and communication skills.
Python, C#, JavaScript, TypeScript, SQL, React, Redux, Fast API, PostgreSQL, Microsoft SQL Server, Linux, Windows, Azure, AWS, Google Cloud, Azure DevOps, GitHub Actions, Jenkins, GitLab CI/CD, Terraform, Ansible, Docker, Kubernetes, SAST, DAST, software composition analysis, secrets scanning
3mo
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Senior Software Systems Engineer (5797)
Newington, New Hampshire, United States
OnsiteFull Time
SubCom
SubCom: Manufactures and installs undersea fiber optic cable systems.
Master's degree in STEM; strong C++, C#, SQL; REST/OpenAPI; Linux development; web tech (ReactJS); software design, testing, and security knowledge.
C++, C#, SQL, ReactJS, RESTful APIs, OpenConfig, Linux, Red Hat, OpenAPI
3mo
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Senior Software Systems Engineer
Newington, New Hampshire, United States
OnsiteFull Time
SubCom
SubCom: Designs, manufactures, and installs subsea fiber optic cable systems.
Graduate STEM degree required; proficiency in C++, C#, SQL, ReactJS, RESTful/OpenConfig APIs, Linux (Red Hat); experience with automated testing, source control, security, and strong written/verbal communication.
C++, C#, SQL, ReactJS, RESTful APIs, Open API, OpenConfig, Linux, Red Hat
3mo
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Principal Software Engineer (RUST, AWS, Docker, Kubernetes)
Jersey City or Merrimack or Westlake
$107k-$216k/yr HybridFull Time
Fidelity Investments
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
8+ YOE8+ years in software engineering; strong front-end skills with React; experience with microservices, SQL, cloud, CI/CD; knowledge of blockchain technologies a plus.
Rust, Python, SQL, AWS, Docker, Jenkins, SNS, SQS
1w
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Front-End Software Developer Co-Op Spring 2027
Peabody or Boston
$23-$30/hr OnsiteInternship
Specter Aerospace
Specter Aerospace: Building hypersonic vehicles for defense and commercial applications.
Pursuing a bachelor\u0002s in CS/CE/SE, experience with JavaScript/TypeScript/React, understanding of OOP, testing and documentation skills, eligible for U.S. Secret clearance, and able to pass drug/background checks.
JavaScript, TypeScript, React, HTML, CSS, Python, Plotly, D3.js, Git, PLC
3mo
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Senior Full Stack Ruby on Rails Software Engineer
Wakefield or Cambridge
$125k-$150k/yr HybridFull Time
Vestmark
Vestmark: Provides wealth management technology for financial advisors and institutions.
5+ YOE5+ years Ruby on Rails; 3+ years React/JavaScript; PostgreSQL; TypeScript a plus; Docker/AWS/GCP a plus; testing with RSpec/Jest; OO/FP proficiency.
Ruby on Rails, React, PostgreSQL, TypeScript, Inertia.js, Docker, AWS, Azure, GCP, Okta, Devise, RSpec, Jest