1,185 senior python developer jobs at 383 companies in Niagara Falls, NY

PromotedHiringCafe
Founding Backend / Infra Engineer
Cupertino, CA, US
$160k-$300k/yr On-SiteFull Time
HiringCafe
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.
Node.js, Python, Elasticsearch, Redis
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
1mo
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Senior Python Developer
Mississauga, Ontario, Canada
OnsiteFull Time
Virtusa
Virtusa: Global provider of digital engineering and IT outsourcing services.
8+ YOE8+ years software development experience with strong Python proficiency, experience with major Python web frameworks, REST API design, relational and NoSQL databases, asynchronous processing, Git, testing frameworks; bachelor's in CS/Engineering or equivalent required.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, Oracle, MongoDB, DynamoDB, Redis, Git, AWS, Azure, GCP, Docker, Kubernetes, Kafka, RabbitMQ, SQS, pytest, unittest, nose
1mo
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Senior Python Developer
Mississauga, Ontario, Canada
OnsiteFull Time
Virtusa
Virtusa: Digital engineering and IT business transformation services provider.
8+ YOE8+ years software development experience, strong Python and OOP skills, web framework experience (Django/Flask/FastAPI), REST API design, relational and NoSQL databases, Git proficiency, and testing experience.
Python, Django, Flask, FastAPI, PostgreSQL, MySQL, Oracle, MongoDB, DynamoDB, Redis, Git, AWS, Azure, GCP, Docker, Kubernetes, Kafka, RabbitMQ, SQS, pytest, unittest, nose
1w
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Senior Python Engineer – PricingCenter
Mississauga or Toronto
$126k-$157k/yr HybridFull Time
Guidewire
GuidewireNYSE: GWRE: Provides a software platform for property and casualty insurers.
7+ YOE7+ years software development experience; strong Python backend skills (APIs, Flask/FastAPI); cloud experience (AWS/GCP/Azure); containerization (Docker, Kubernetes); SQL and NoSQL familiarity; strong algorithms and communication skills.
Python, Flask, FastAPI, SQLAlchemy, Pydantic, Celery, Docker, Kubernetes, GitHub Actions, Postgres, Redis, AWS, GCP, Azure, CI/CD, Typescript, React, NumPy, pandas, Polars, Claude, Copilot
3w
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Senior Python Engineer (Toronto) (48643)
Toronto, Ontario, Canada
HybridFull Time
Fitch Group
Fitch Group: Provides global credit ratings and financial market research services.
8+ YOE8+ years Python development experience, bachelor's degree, experience with AWS/Azure, Postgres/Oracle, GitHub/Bamboo/JIRA, strong problem-solving and communication skills.
Python, AWS, Microsoft Azure, Postgres, Oracle, SQL, NoSQL, GitHub, Bamboo, JIRA, Django, Flask, Pyramid, Docker, Kubernetes, EKS
1w
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Senior Python Engineer-Assistant Vice President
Mississauga, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Providing global banking, investment, and wealth management services.
Hands-on experience with GenAI models, prompt engineering, Python backend development, Kubernetes, system design, and strong problem-solving and communication skills.
Python, Kubernetes, Generative AI, Retrieval-Augmented Generation (RAG)
2mo
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Senior Python Engineer, Integrations
Toronto, Ontario, Canada
$115k-$170k/yr HybridFull Time
Fulfil
Fulfil: A product-driven tech delivering ERP for commerce
5+ YOESenior Python engineer with production experience building integrations, PostgreSQL, REST, and strong code quality. Comfortable with cross-time-zone collaboration and customer-facing work.
Python, PostgreSQL, SQLAlchemy, REST, Webhooks
1w
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Senior Python Engineer-Assistant Vice President
Mississauga, Ontario, Canada
$94k-$142k/yr HybridFull Time
Citi
CitiNYSE: C: Global diversified financial services holding.
Expert Python backend development, GenAI model application, Kubernetes deployment, system design and algorithm skills; bachelor\u0002s degree or equivalent experience required.
Python, Kubernetes, GenAI foundational models, Retrieval-Augmented Generation (RAG)
3mo
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Senior Python Developer - Operate (Toronto, ON, CA, M5C 3G7)
Toronto, Ontario, Canada
$72k-$138k/yr HybridContract
Deloitte
Deloitte: Global provider of audit, consulting, financial, and tax services.
5+ YOE5+ years of professional Python development experience; production-grade APIs/services; strong Python, async, REST/gRPC, testing, CI/CD; Docker; databases; security and observability.
FastAPI, Flask, SQLAlchemy, Docker, Git, Kafka, SQS, pytest, CI/CD, observability
1mo
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Senior Python/AI Engineer
Toronto, Ontario, Canada
OnsiteFull Time
Royal Bank of Canada
Royal Bank of CanadaTSX: RY: Provides personal, commercial, and investment banking services worldwide.
4+ YOEBachelor's in CS/Software Engineering (or related), 4+ years software/data engineering experience, strong Python, Streamlit, SQL, Git, CI/CD, building reusable libraries, data pipeline and observability experience.
Python, Streamlit, SQL, Git, CI/CD, Apache Airflow, Prefect, Dagster, Snowflake, Databricks, dbt, Docker, Cortex
1mo
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GenAI Python Systems Engineer –Senior Manager
Chicago or Raleigh or Charlotte or Cincinnati or Cleveland or Columbia or Columbus or Dallas or Baltimore or Richmond or Rosemont or Sacramento or Boston or St. Louis or Salt Lake City or San Antonio or San Diego or San Francisco or Silicon Valley or Seattle or Spartanburg or Albany or Stamford or Tampa or Atlanta or Toledo or Austin or Tulsa or Washington or Denver or Des Moines or Detroit or Buffalo or Florham Park or Kansas City or Las Vegas or Little Rock or Los Angeles or Louisville or Birmingham or Fayetteville or Miami or Milwaukee or Minneapolis or Nashville or New Orleans or New York or Oklahoma City or Philadelphia or Phoenix or Pittsburgh or Portland
$124k-$280k/yr HybridFull Time
PwC
PwC: Providing audit, tax, and management consulting services to businesses.
8+ YOESenior Manager level with 8+ years of experience; proficient in Python, SQL, FastAPI; cloud certifications a plus; willing to travel up to 80%; Bachelor's degree required.
Python, SQL, FastAPI, Cloud Platforms, LLM techniques, Data Warehousing, Data Lakes, IAM
3w
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Java & Python Developer (Toronto, CA)
Toronto, Ontario, Canada
$80k-$90k/yr OnsiteFull Time
Capgemini
CapgeminiEuronext Paris: CAP: Provides global IT consulting and digital transformation services.
8+ YOEBachelor's degree and 8+ years experience. Strong Java (JDK 8+), Python, microservices, Spring/Spring Boot, REST/API design, SQL, GitHub, Linux, JavaScript frameworks, and DevOps tool familiarity.
JDK, Java, Python, GitHub, REST, Spring, Spring Boot, Apache CXF, Microservices, SOAP, Swagger, Tomcat, SQL, JavaScript, Vue.js, Angular, NodeJs, React, GitHub Copilot, Claude, Linux/Unix, Jira, Confluence, GitHub Actions, Ansible, Nexus, Artifactory, Airflow, Docker, OpenShift, Kubernetes, Stone branch
1mo
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Senior AI Full-Stack Software Developer (Python/React)
Toronto or Montreal
$119k-$145k/yr HybridFull Time
Intact Financial
Intact FinancialToronto Stock Exchange: IFC: Provides property and casualty insurance to individuals and businesses.
5+ YOESenior AI full-stack developer with 5+ years experience, TS/React, Python, AWS, REST/Swagger, AI concepts (GenAI, MLOps); bilingual in Quebec; eligible to work in Canada.
TypeScript, React, Python, AWS, REST, Swagger, MLOps
1mo
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Senior Software Developer
Vancouver or Toronto or Calgary or Waterloo or Halifax
$110k-$145k/yr RemoteFull Time
Pagefreezer
Pagefreezer: Software for website, social media, and enterprise chat archiving.
Senior software developer with distributed systems experience; proficient in Python and Angular; AWS and CI/CD; API integrations; observability; Agile teamwork.
Python, JavaScript, TypeScript, Angular, AWS, ArgoCD, SNS, SQS, Lambda, GitHub Actions, Docker, Kubernetes, EKS, Helm, Terraform, OpenSearch, ElastiCache, RDS, Keyspaces, RabbitMQ, Playwright, Postman, Jenkins, Burp Suite, ELK, Prometheus, CloudWatch, Sentry, Mixpanel, Jaeger
1mo
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Senior Quality Engineer (Python & Robot Framework)
Toronto, Ontario, Canada
$73k-$90k/yr HybridMultiple Commitments Available
Cognizant
CognizantNASDAQ: CTSH: Provides IT consulting and technology services to global enterprises.
6+ YOE6-10 years in automation framework development; 3+ years with Python and Robot Framework; data validation with Python; SQL proficiency; CI/CD experience; Linux/Unix; JIRA/Confluence; ALM; GitHub Copilot.
Python, Robot Framework, Jenkins, GitLab CI/CD, SQL, Linux, GitHub Copilot
2w
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Home Assistant Python Developer for Hardware (America)
United States or Canada or Argentina or Chile or Colombia or Toronto or Buenos Aires or Santiago or Bogotá
$120k-$155k/yr RemoteFull Time
Nabu Casa
Nabu Casa: Provides cloud services and hardware for open-source home automation.
Strong Python experience (async, typing, testing), contributions to large open-source projects, experience building integrations/APIs for connected devices, familiarity with device protocols (Bluetooth, Zigbee, MQTT, USB, UART, mDNS, SPI, I2C), and ability to maintain well-tested, documented code.
Python, Home Assistant, ESPHome, MQTT, Bluetooth, Zigbee, USB, UART, mDNS, SPI, I2C, Raspberry Pi, Embedded Linux, GitHub, ESP Web Tools, Python Matter Server, Z-Wave JS, ZigPy, Rhasspy
2mo
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Senior Software Developer (Askuity division)
Toronto, Ontario, Canada
$62k-$70k/yr HybridFull Time
Home Depot
Home DepotNYSE: HD: Sells home improvement products, building materials, and lawn equipment.
5+ YOE5+ years software development experience; senior role; strong backend and frontend; experience with GCP, Kubernetes; Scala, Play! Framework, Python; SQL/NoSQL; microservices; Agile.
Scala, Play! Framework, Python, Flask, Postgres, Redis, Firestore, BigQuery, AKKA/Pekko, TypeScript, React, Kubernetes, Docker, GitHub Pipelines, Spinnaker, GCP
2mo
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Senior Backend Engineer (Python) - Content Understanding
San Francisco or Atlanta or Austin or Boston or Chicago or Dallas or Denver or Houston or Jacksonville or Los Angeles or Miami or New York City or Phoenix or Portland or Sacramento or Salt Lake City or San Diego or Seattle or Washington, D.C. or Ottawa or Toronto or Vancouver or Mexico City
$120k-$228k/yr HybridFull Time
Scribd
Scribd: Subscription-based digital library for e-books, audiobooks, and documents.
7+ YOE7+ years software engineering; Python 5+ years; distributed systems; AWS; Terraform; leadership; bachelor’s in CS.
Python, Scala, Airflow, Spark, Databricks, Terraform, AWS, SQS, SNS, CloudWatch, Datadog
3mo
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Senior Application Developer
Toronto, Ontario, Canada
$120k-$130k/yr HybridFull Time
TMX Group
TMX GroupToronto Stock Exchange: X: Operates global financial markets and exchange trading platforms.
5+ YOE5–7 years backend software development experience; Python and Java; strong SQL; AWS; CI/CD; Docker; scripting; collaboration and mentorship.
Python, Java, SQL, AWS, Docker, Kubernetes, Terraform, CloudFormation, Bash, GCP, Azure, CI/CD, Jenkins, LLM/tools
3mo
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Senior Engineer QA
Toronto, Ontario, Canada
$101k-$131k/yr HybridFull Time
Generac
GeneracNYSE: GNRC: Manufactures backup power generators and energy technology solutions.
Senior QA Engineer with embedded firmware, test automation, and CI/CD experience; strong Python/C/C++, and testing across hardware, firmware, and software.
Python, C, C++, Selenium, Robot Framework, Jenkins, GitHub Actions, Docker, Kubernetes, BLE, Wi-Fi, PCB design
2mo
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Senior Application Developer
Buffalo, New York, United States
$110k-$140k/yr HybridFull Time
Moog
MoogNYSE: MOG.A: Design and manufacture of precision motion control systems.
5+ YOEBachelor's degree in CS or software engineering; 5+ years software development; strong Azure experience; proficient in C#, .NET, Python; experience with distributed cloud apps; Agile/DevOps.
Azure, C#, DotNet, Python, Java, Blazor, MVC, Struts 2, Spring, AI-assisted tools

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