1,265 software python jobs at 417 companies in Lowell, MA
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Senior Python Software Engineer
Boston, Massachusetts, United States
$119k-$180k/yrRemoteFull Time
Worldpay: Global payment processing and merchant technology solutions for businesses.
5+ YOEBachelor's in computer science/engineering or related field, 5+ years of experience; Python 3; SQL/NoSQL; unit tests; scalable backend services; Unix/Linux (AWS); financial industry knowledge.
Capital OneNYSE: COF: Financial services offering credit cards, banking, and loans.
4+ YOE1+ MgmtLead software engineer with 4+ years of software engineering experience and 1+ year cloud experience (AWS/Azure/GCP); proficient in Python, PySpark, JavaScript, TypeScript, SQL, Java, and Go; strong leadership and collaboration skills.
Fabri: Provider of AI-enhanced manufacturing software for metal casting.
3+ YOE3+ years professional software engineering; strong C++17; Python a plus; backend systems and data pipelines experience; on-site manufacturing focus.
C++ 17, Python, Backend systems, Data pipelines, Containers, AWS
Cradle: Software platform for AI-guided discovery and optimization of proteins.
Backend development experience in cloud environments, proficiency with Python, familiarity with database architecture and data warehouses, strong communication and collaboration with scientists.
Saphetor: Platform for genomic variant interpretation and clinical diagnostics.
3+ YOE3+ years backend Python experience with Django/DRF, REST API development, relational databases (MariaDB preferred), testing discipline, BS/MS in CS or related field, fluent English.
Hinjewadi or Pune or Burlington or Europe or Asia or North America
HybridFull Time
CerenceNASDAQ: CRNC: Develops AI-powered voice assistants and software for automotive vehicles.
8+ YOEBachelor's in Engineering/CS, 8+ years experience (5+ with Python), strong OO design, experience building AI agents, CI/CD, cloud, containers, databases, excellent communication and problem-solving skills.
Code Metal: Verifiable AI-powered code translation for mission-critical industries.
7+ YOE7+ years Python software development, experience with scalable APIs, Docker, cloud distributed systems, stakeholder-driven design, SDLC best practices; eligible for U.S. Top Secret clearance.
Python - Senior Developers - AI Training - Boston, USA
Boston or United States
$50/hrRemoteContract
Prolific: Platform connecting researchers and AI developers with verified participants.
5+ YOEBSc or higher in CS/software engineering, senior Python development experience, strong knowledge of GIL, asyncio, decorators, generators, and modern Python 3.x features; experience with Django/FastAPI/Flask and pytest/unittest.
Merrimack or Boston or Jersey City or Smithfield or Westlake
$107k-$216k/yrOnsiteFull Time
Fidelity Investments: Provides investment management, retirement planning, and brokerage services.
5+ YOEBachelor's or Master’s in Computer Science or related field, 5+ years industry experience, strong Python expertise, experience deploying production systems at scale, cloud and microservices knowledge, GenAI/LLM production experience preferred.
2+ YOEBachelor's degree (or equivalent) and 2+ years experience; proficient in Python, C#, Node.js or Google Go; strong OOP, technical communication, TDD/CI-CD familiarity, and ability to work cross-functionally. Must be U.S. person and able to obtain Secret clearance.
5+ YOEBachelor's degree or equivalent experience,5+ years OOP with Java/C++/Python,3+ years testing/maintaining/launching software,1+ year software design experience,BLS not applicable.
Odyssey Systems: Provides engineering, integration, and technical services to defense clients.
1+ YOEUS citizen with active Secret clearance, B.S. in a STEM field, 1+ years software development experience; proficiency in TypeScript/Python/Java/C++/Rust/Julia, React, REST APIs, and writing tested, maintainable code.
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.
OnCorps: Automating financial fund operations with domain-specific AI agents.
3+ YOE3+ years software development experience; strong Python and TypeScript skills; API and service design experience; familiarity with relational and NoSQL databases, Docker, Kubernetes, AWS, CI/CD, unit testing, and LLM orchestration tools.
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.
Lila Sciences: Develops an AI platform for autonomous scientific research and discovery.
2+ YOEBackend-focused software engineer with 2-5 years in building large-scale systems; full stack experience (React, TypeScript, FastAPI, Python); AWS/Kubernetes; collaboration with scientists.