306 senior python developer jobs at 79 companies in Concord, NH
🚀PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yrOn-SiteFull Time
HiringCafe: Building a 100× better job search engine to take on Indeed and LinkedIn.
Own the crawlers, pipelines, and infrastructure powering a real-time job search engine. Strong Node.js and Python fundamentals; bonus points for security and reverse-engineering chops.
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).
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
4+ YOEBS in Computer Science or equivalent; 4+ years of experience; Angular frontend; Python/SQL; AWS/Azure; CI/CD/DevOps; strong collaboration and learning.
AmazonNASDAQ: AMZN: Global online retail and cloud computing technology provider.
5+ YOE5+ years professional software development; 5+ years design/architecture; leadership/mentorship; BS or MS in CS/ME/EE or related field; robotics frameworks (ROS/Orocos); DDS, EtherCAT, LCM; TDD; proficient in C/C++, Python, Java.
Senior Software Engineer, Robotics & Physical AI Integration
Wilmington, Massachusetts, United States
$140k-$165k/yrOnsiteFull Time
Goddard: Engineering and industrial design firm for medical and robotic products
5+ YOESenior software engineer with 5+ years in systems or robotics software; proficient in C/C++, Python; ROS/ROS 2; industrial protocols; embedded interfaces; real-time Linux/RTOS.
Westlake or Jersey City or Merrimack or Smithfield
$97k-$185k/yrHybridFull Time
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
Experience building web apps in production using Python or JavaScript/TypeScript; strong CI/CD knowledge; version control with Git/Jenkins; collaborative mindset.
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
5+ YOEBachelor's degree in STEM; 5+ years software development experience; proficiency in C++, Java, or C#; ability to obtain Secret security clearance; U.S. citizenship required.
C++, Java, C#, Jenkins, Azure, Git, Bitbucket, Artifactory, MATLAB, Python, Red Hat Linux, Windows development, Scrum, SAFe, DevSecOps
MACOMNASDAQ: MTSI: Designs and manufactures semiconductor products for communications infrastructure.
5+ YOEBachelor’s or Master’s in CS/AI/DS; 5-10 years AI/ML engineering; Python and ML frameworks; agentic AI; cloud-based architectures; collaboration across teams.
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yrOnsiteFull Time
Alumni Ventures: Provides individual investors access to diversified venture capital funds.
6+ YOE6+ years building production applications; experience with JavaScript/Node.js and/or Python, PostgreSQL/MySQL, AWS, API integrations, full-stack development, modern/AI-assisted dev tools; authorized to work in the US.
Albireo Energy: Provides building automation and energy management for commercial facilities.
Engineering or CS degree; strong computer skills (Word, Excel, Visio); experience with electrical/IT/controls; programming experience (Python/SQL); Siemens TIA and Tridium Niagara preferred; willingness to travel; able to drive projects from design to commissioning.
Microsoft Word, Microsoft Excel, Visio, Siemens TIA, Tridium Niagara, Python, SQL
HubbellNYSE: HUBB: Designs and manufactures electrical products and utility infrastructure solutions.
1+ YOEBachelor’s degree in CS or Software Engineering; 1-2 years software development; proficient in C#, Python, or Java; DB design/optimization; Git; strong analytical and communication skills.
Altaeros: Develops autonomous aerostats for rural telecommunications and energy.
5+ YOESenior controls engineer with 5 years in control theory; MATLAB/Simulink, embedded C/C++, model-based design, AC motor control; PLC IEC 61131; Python a plus; able to obtain government clearance.
Plano or Boston or Portsmouth or Indianapolis or Columbus
HybridFull Time
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
Portsmouth or Boston or Indianapolis or Plano or Columbus
$106k-$197k/yrOnsiteFull Time
Liberty Mutual Insurance: Global provider of property and casualty insurance products.
5+ YOE5+ years software/platform engineering experience; proficiency with Python, TypeScript/JavaScript, or Java; experience building APIs, automations, integrations, and event-driven systems on AWS; knowledge of SAML/OIDC and CI/CD.
Plano or Boston or Portsmouth or Indianapolis or Columbus
$106k-$197k/yrHybridFull Time
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
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.
Lockheed MartinNYSE: LMT: Designs and manufactures global security and aerospace systems.
Bachelor's degree in Computer Science or related field (or equivalent experience), C++ or Python development experience, ability to obtain and maintain DoD Secret clearance (US citizen required), strong problem solving and communication skills.
Service Credit Union: Member-owned cooperative providing personal banking and credit services.
5+ YOESenior QA Engineer focused on automation and API; strong experience with .NET, API testing, and CI/CD integration; 5+ years QA experience; bachelor’s in computer science or related field.
Analog DevicesNASDAQ: ADI: Designs and manufactures semiconductors for signal processing and power management.
PhD in Electrical Engineering, Mathematics, Computer Science or related field; strong ML background; proficiency in Python; familiarity with C/C++; experience with biomedical datasets/time series; interdisciplinary collaboration.
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.
Senior Deep Learning Framework Communications Engineer
Santa Clara or Austin or Westford or Durham or United States
$152k-$288k/yrHybridFull Time
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
5+ YOE5+ years software engineering experience in HPC/AI, experience with PyTorch/JAX and inference engines, Python/C++/CUDA development, performance benchmarking and profilers, understanding of multi-GPU communication and compilers.