77 software development python developer jobs at 23 companies in Keene, NH

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BIOS Software Engineer
Nashua, New Hampshire, United States
OnsiteFull Time
Arista Networks
Arista NetworksNYSE: ANET: Provides cloud networking solutions and high-speed multilayer Ethernet switches.
2+ YOEExperience developing firmware, BIOS and boot loader software; expert C programming; familiarity with C++/Python, Linux kernel, and x86/ARM architectures; BS/MS/PhD in CS/EE/CE or equivalent experience.
C, C++, Python, Linux kernel, EOS, x86, ARM
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Senior Software Engineer
Andover or Boston or New York or Chicago or Menlo Park or Manchester or London or Tokyo
$140k/yr OnsiteFull Time
Alumni Ventures
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.
Javascript, Node.js, Python, PostgreSQL, MySQL, AWS, AI-assisted development tools, NetSuite APIs, APIs
2w
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Software Engineer 3 (Routing Protocols)
Westford or Sunnyvale
$121k-$229k/yr HybridFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides global edge-to-cloud technology solutions and IT infrastructure services.
10+ YOE10+ years developing networking or systems software; expert C/C++; deep knowledge of Layer 2/3 routing protocols (BGP, OSPF, ISIS); data center networking experience; scripting/automation with Python, Go, or Rust.
C, C++, Python, Go, Rust, BGP, OSPF, ISIS, EVPN-VXLAN, MPLS, TCP/IP
1mo
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Data/Cloud Software Engineer
Merrimack, New Hampshire, United States
$57k-$121k/yr OnsiteFull Time
CGI
CGINYSE: GIB: Provides information technology and business consulting services.
3+ YOE3+ years software development experience with SQL, Python, AWS; experience with large datasets, data engineering/ETL, CI/CD, and strong analytical and communication skills.
SQL, Python, Amazon Web Services, CI/CD, GenAI
1mo
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Software Engineer
Westford, Massachusetts, United States
$82k-$156k/yr OnsiteFull Time
Hewlett Packard Enterprise
Hewlett Packard EnterpriseNYSE: HPE: Provides edge-to-cloud IT infrastructure and platform services.
0+ YOEBachelor's in CS/CE (or equivalent), 0-2 years experience. Strong fundamentals in algorithms/data structures, proficiency in Python, C, C++, Linux, containers, Git, Docker/Kubernetes, OS and networking, and strong communication.
Python, C, C++, Linux, Git, Docker, Kubernetes
4w
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Software Quality Assurance Engineer
Manchester, New Hampshire, United States
OnsiteFull Time
DEKA Research & Development
DEKA Research & Development: Designs and develops advanced medical and robotic technologies.
5+ YOE5+ years software quality or development experience with ≥2 years in FDA-regulated environments; Bachelor in CS/Software Engineering; knowledge of IEC 62304, ISO 14971, FDA cybersecurity; automation-first testing skills.
Go, Java, Python, Terraform, Ansible, Playwright, pytest
22h
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FAST Labs - Software Engineer II (up to $10K Sign On Bonus)
Merrimack, New Hampshire, United States
$78k-$132k/yr OnsiteFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
2+ YOEBachelor's degree in computer science, computer engineering, or related technical field; 2+ years software development; C++11+, Linux, object-oriented development, and active Secret clearance.
C++, Python, MATLAB, Kubernetes, Harbor, Helm, RTOS, FPGA, GPU, UART, I2C, SPI, CAN, CI/CD, Podman, Docker, Linux, OpenCL, CUDA
2w
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Software Engineer II
Merrimack, New Hampshire, United States
OnsiteFull Time
Elbit Systems of America
Elbit Systems of America: Provides advanced technology systems for defense and commercial aviation.
2+ YOEBachelor's degree in engineering or computer science, 2+ years related experience, proficiency in C/C++ and Python, experience with embedded/real-time systems preferred, ability to obtain SECRET clearance.
C, C++, Python, OpenCL
2w
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Senior Software Engineer - GPU Local AI Platforms
Santa Clara or Austin or Westford or Durham or Seattle
$224k-$431k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs graphics processing units and artificial intelligence hardware.
12+ YOE12+ years software engineering experience with GPU computing or ML systems, strong Python or C++ skills, GPU kernel optimization (CUDA/Triton), container engineering, and LLM inference knowledge.
Python, C++, CUDA, Triton, Docker, OCI, NVIDIA Container Toolkit, NCCL, RCCL
2w
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Senior Principal Software Engineer
Westford, Massachusetts, United States
$132k-$252k/yr HybridFull Time
RTX
RTXNYSE: RTX: RTX provides advanced aerospace and defense systems and services.
10+ YOEU.S. citizen with active transferable Secret clearance, STEM degree with 10+ years (or advanced degree with 7+ years), experience with C++/Java/Python/TypeScript, system integration, travel up to 25%.
C++, Java, Python, TypeScript, Docker, Kubernetes
1mo
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Senior Control Software Engineer
Devens, Massachusetts, United States
$140k-$200k/yr HybridFull Time
Commonwealth Fusion Systems
Commonwealth Fusion Systems: Designing and building commercial fusion energy power plants.
Bachelor's in a relevant engineering field required; several years experience with industrial or embedded control systems and production-quality control software; proficiency with Python and a real-time control language (C++, SCL/ST, Rust); CI/CD and git experience; ability to lift 50 lbs and work nights/weekends/on-call occasionally.
PLCs, real-time Linux, Python, C++, SCL/ST, Rust, Beckhoff TwinCat, Linux, EtherCat, Profinet, Modbus, IP/UDP, CI/CD, git, unit testing, integration testing
1w
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System Software Engineer - Performance Verification Infrastructure
Westford or Santa Clara
$124k-$242k/yr OnsiteFull Time
NVIDIA
NVIDIANASDAQ: NVDA: Designs GPU-accelerated computing and artificial intelligence hardware.
3+ YOEBS/MS in CS or CE (or equivalent),3+ years software engineering experience,C++ and Python required,strong CS fundamentals; Verilog, chip simulation/emulation, and GPU/SoC profiling experience preferred.
C++, Python, Verilog
1mo
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Senior Software Engineer - Cloud Services
Lebanon, New Hampshire, United States
$140k-$160k/yr OnsiteFull Time
Simbex: Develops medical devices and wearable sports technology solutions.
6+ YOE6+ years backend/cloud experience; strong Node.js/TypeScript and Python; AWS Lambda/API Gateway/RDS/S3/SQS/SNS; PostgreSQL; REST API design; CI/CD; bachelor's in CS or equivalent experience.
Node.js, TypeScript, Python, AWS Lambda, API Gateway, RDS, S3, SQS, SNS, PostgreSQL, GitHub Actions, Jenkins, MQTT, AMQP, AWS IoT Core, Docker, ECS, Kubernetes, Terraform, AWS CDK, CloudFormation, Kafka, Kinesis, OpenTelemetry, Datadog, Grafana, CloudWatch, Pact
2mo
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Full-stack Software Engineer I
Nashua, New Hampshire, United States
$65k-$110k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Provides advanced defense, aerospace, and security technology solutions.
0.5+ YOEBachelor's in Computer Engineering/Computer Science, ability to obtain US Secret clearance, 6+ months professional programming experience (UI, web services, microservices, databases). Skills with Node.js/Google Go/Python, relational and non-relational databases, microservices, Kubernetes, and cloud-native deployment.
Node.js, Google Go, Python, Kubernetes, MySQL, PostgreSQL, MongoDB, Cassandra, Istio, Linkerd, Prometheus, Grafana, ELK stack, Test-Driven Development (TDD), CI/CD
4w
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Embedded Software Engineer II
Westford, Massachusetts, United States
$94k-$141k/yr HybridFull Time
Johnson Controls
Johnson ControlsNYSE: JCI: Provides integrated building technologies including HVAC, fire, and security systems.
0+ YOEBachelor's degree in engineering or CS, 0–3 years embedded software experience, proficiency in C/C++, embedded Linux/RTOS, Git, debugging, and strong communication and problem-solving skills.
C, C++, embedded Linux, RTOS, Git, FreeRTOS, ThreadX, Zephyr, Python, oscilloscopes, logic analyzers, JTAG debuggers
2w
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Software Engineer
Londonderry, New Hampshire, United States
OnsiteFull Time
Electronics For Imaging
Electronics For Imaging: Develops industrial inkjet printers and digital printing solutions.
10+ YOEDegree in CS or related field, 10+ years software development, strong modern C++ and C# skills, Python scripting, Linux/Windows development, Git and Docker experience, strong troubleshooting and communication skills.
C++, C#, Python, Docker, Git, OpenCV, SQL, Linux, Ubuntu, Windows
3w
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Senior Software Engineer Applied AI
Concord or United States
RemoteFull Time
AMC Health
AMC Health: Provides remote patient monitoring and virtual care technology.
7+ YOE7+ years building production backend systems, strong Python skills, distributed/cloud experience (AWS), hands-on LLM/generative AI and end-to-end ML lifecycle experience, disciplined in regulated environments, US work authorization required.
Python, AWS, LLM, LinkedIn, AI coding assistants
2w
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Software Engineer I
Nashua, New Hampshire, United States
$65k-$110k/yr HybridFull Time
BAE Systems
BAE SystemsLondon Stock Exchange: BA: Designs and manufactures advanced defense and aerospace systems.
1+ YOE1+ years software development experience (C#, Python preferred), ability to obtain Secret clearance, automated testing experience, strong communication, and degree in CS/EE or related.
C#, Python, NI TestStand, Git, Kubernetes, Pandas, NumPy, Matplotlib, SCPI
2d
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Software Engineer
Bedford, New Hampshire, United States
$112k-$179k/yr OnsiteFull Time
Peraton
Peraton: Provides advanced technology and mission support for government agencies.
5+ YOEBachelor's in CS/CE/EE/Math/Physics (5 yrs experience) or MS (3 yrs) or PhD (0 yrs). Expertise in C/C++/Java/Python/Go, OS internals, networking, Git/subversion/CI/CD, US citizenship, active Secret clearance with ability to obtain TS/SCI.
C, C++, Java, Python, Go, Linux, MacOS, Windows, Git, subversion, CI/CD, GHIDRA, Hex-Rays IDA, Binary Ninja, Angr, Cuckoo sandbox, OllyDBG, WinDbg, Metasploit, Cobalt Strike, CORE, EMANE, MiniNet, Docker, Docker Swarm, Kubernetes, Terraform, AWS, Azure, OpenStack
2mo
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Cloud Engineer
Jersey City or Merrimack or Westlake
$72-$102/hr OnsiteContract
Fidelity Investments
Fidelity Investments: Financial services and investment management firm providing advisory solutions.
Experience extending Kubernetes (operators, custom resources), cloud development in AWS and/or Azure, SDK creation in Go or Python, CI/CD, and strong software engineering practices.
Kubernetes, AWS, Azure, Go, Python, ArgoCD