3,965 developer jobs at 993 companies in Barrington, NH
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Principal Software Engineer/Developer
Merrimack, New Hampshire, United States
OnsiteFull Time
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
3+ YOEDesign, develop, test, and maintain enterprise Java/Spring Boot applications and APIs; experience with cloud, CI/CD, observability, and mentoring; Bachelor's or Master's in related field with relevant experience.
CAI: Provides global IT services and contingent workforce management solutions.
5+ YOE5+ years IBM i/AS400 COBOL development and support, strong CL/DDS/DB2(SQL), experience with ACS and Navigator for i, batch/job scheduling, BRMS, PC5250, ability to work non-business hours.
COBOL, CL, DDS, DB2 for i (SQL), Access Client Solutions (ACS), Navigator for i, PC5250, BRMS, Hyland's OnBase WorkView
Reynolds and Reynolds: Provides software and services for automotive retailers.
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.
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.
RTXNYSE: RTX: Provides advanced aerospace and defense systems and services.
5+ YOEBachelor's in STEM and 5+ years experience in embedded/real-time systems; experience with LynxOS or RTOS, embedded development and debugging, Python/Bash scripting, C/C++; U.S. citizenship and ability to obtain/hold DoD Secret clearance.
Hands-on full-stack development or systems analysis experience in Agile teams; knowledge of AWS/Azure, CI/CD and DevOps practices; familiarity with open-source and inner-source; experience with GitHub Copilot or Gemini Code Assist; strong communication and troubleshooting skills.
Globus MedicalNYSE: GMED: Manufactures medical devices and robotic systems for musculoskeletal surgery.
3+ YOEBachelor’s degree with 3-5 years of Windows programming experience or Master’s with 1-3 years; C/C++; OO design; UI development with Qt; experience in medical devices a plus.
AmphenolNYSE: APH: Designs and manufactures electrical connectors and interconnect systems.
3+ YOEBS in Computer Science/Computer Engineering, 3+ years software tools development experience, knowledge of I2C/SPI and Windows GUI tools, source control experience, strong communication and self-starter attitude.
Aras: Develops low-code software for industrial product lifecycle management.
3+ YOEMid-level software engineer with strong problem-solving, experience with C#, JavaScript, SQL, web application development; able to collect requirements, develop, test, and customize product for customers.
Hamilton Storage: Designs and manufactures automated sample storage and management systems.
5+ YOE5+ years in product development with multi-threading; strong OOD/OOP, motion controllers; SQL/DB design; OCR/vision a plus; excellent English; Agile; C/C++/C#/Python; Windows OEM software.
ZOLL Medical: Manufactures medical devices and software for emergency care.
BS in CS/ECE or equivalent; designs, develops, tests, integrates, and maintains product software; experience with C, C++, C#, or Python; strong communication and problem-solving; must reside near Chelmsford, MA; no immigration sponsorship.
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.
Red Hat: Provides enterprise-grade open source software and cloud solutions.
5+ YOE5+ years software engineering experience; Java or Rust; Linux development; PKI, cryptography, and security knowledge; experience with AI agents; strong English communication.
Publicis GroupeEuronext Paris: PUB: Global advertising and digital transformation agency holding.
5+ YOEBachelor's degree in computer science,5+ years software development,strong Java and OOP,Agile experience,production support and release management,cloud and DevOps familiarity.
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
3+ YOE3+ years professional software development, bachelor\u0002s in CS/Robotics or related, experience designing software for robotic/mechatronic systems, proficiency in C++ and/or Python, EM/architecture experience.
C++, Python, ROS, ROS2, Gazebo, Isaac Sim, MuJoCo, Linux
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.
Publicis GroupeEuronext Paris: PUB: Global communications, advertising, and digital transformation holding.
5+ YOEBachelor's in CS or related and 5+ years software development; strong Java, AWS, Micronaut/Spring, DevOps and release experience; familiarity with Terraform, Apache Spark, and LLM/AI integration patterns.