Senior Python Engineer
Linuxassociation
Job DescriptionWe are seeking a highly experienced and technically proficient Senior Python Developer with 6+ years of hands-on experience to design, develop, and deliver critical, scalable, highly available, and performant applications. This role demands deep technical expertise, a strong focus on execution, and a proven ability to deliver robust software solutions, particularly within quantitative and market risk domains.Key Technical Responsibilities:• Lead hands-on implementation and architecture of Python frameworks for scalable, resilient, and performant applications.• Develop solutions adhering to architectural standards, utilizing in-depth technical and business domain knowledge.• Enforce industry-standard SDLC best practices and contribute to code quality through reviews.• Collaborate with cross-functional teams (Risk, Quants, FO, DevOps, Production Support) for seamless delivery.• Drive development for Stress Testing and Regulatory Risk projects in the Market Risk domain.• Manage project technical aspects, including planning, governance, and taking ownership of initiatives.• Deliver high-quality solutions independently within a globally matrixed environment and under tight deadlines.Required Technical Qualifications:I. Core Python & System Development:• 6+ years of hands-on experience in Application Development, primarily with Python.• Expert-level Python 3.x proficiency for scalable, resilient, and high-performance applications.• Advanced knowledge of Python frameworks (FastAPI, Django, Flask), best practices, and design patterns (OOP).• Strong understanding of software architecture principles and distributed system design (Microservices, Event-Driven Architecture).• Extensive experience with relational (PostgreSQL, Oracle, SQL Server) and NoSQL databases (MongoDB, Cassandra, Redis), including advanced SQL.• Proven expertise in designing, developing, and securing RESTful APIs and integration patterns.• Hands-on experience with CI/CD systems (Jenkins, GitLab CI, GitHub Actions, Bitbucket Pipelines) for automated deployment.• Highly experienced with Unix-based operating systems.II. Cloud & DevOps:• Strong background in cloud platforms (AWS, Azure, GCP), including containerization (Docker) and contributing to Kubernetes orchestration.• Advanced troubleshooting, debugging, and performance optimization for distributed systems.• Proficiency in automated testing frameworks (Pytest, unittest) and TDD methodologies.• Solid understanding of secure coding practices and application security principles (OWASP Top 10).• Expertise in Git (Bitbucket, GitHub) for advanced branching and pull request workflows.III. Quantitative & Risk Domain:• Experience developing Quantitative/Calc-intensive Python solutions with advanced computation libraries.• Sound understanding and exposure to various Risk Methodologies.• Exposure to mathematical modeling/finance insights.IV. Artificial Intelligence (AI) Integration (Exposure):• Exposure to AI/ML tools and frameworks (TensorFlow, PyTorch, scikit-learn).• Practical experience with AI tools (Copilot, Devin, Claude/Gemini/GPT) for development workflows.• Experience with Agentic AI tools, including writing Agents and Skills, and contributing to Agentic frameworks.• Understanding and practical application of Generative AI concepts in software development.Professional Skills:• Deep understanding and practical experience with Agile/Scrum methodologies.• Exceptional ability to manage priorities and tasks effectively.• Strong analytical, logical, systems thinking, and critical analysis skills.• Excellent written and verbal communication for diverse audiences.• Ability to work independently, take ownership, and collaborate effectively in global teams.Desirable Qualifications:• Polyglot Programming Exposure (e.g., Java).• Big Data Technologies (Apache Spark, Hadoop, Kafka) and data warehousing.• Frontend Development (React, Angular, Vue.js).• Relevant Cloud or Industry Certifications.• Experience with banking domain (pricing, risk), CFA/FRM certification.Key Focus Areas / Desirable Skills• Foundational Models: Gemini, OpenAI, Claude, Llama, Local Models• Machine Learning: PyTorch, TensorFlow, Fine-tuning• Frameworks: LangChain, LlamaIndex, Hugging Face• Retrieval Augmented Generation: PostgreSQL, Vector DBs, Advanced Retrieval• Orchestration: LangGraph, Multi-Agent Systems• Development: Python, FastAPI, Async Programming• Deployment: Docker, Production APIs, Monitoring• Applied Methodology: Prompt Engineering, Workflow Design, GenAI OptimizationEducation:• Bachelor’s degree/University degree or equivalent experience in Computer Science, Engineering, or Technology• Master’s degree preferredThis job description provides a high-level review of the types of work performed. Other job-related duties may be assigned as required. #J-18808-Ljbffr
$120.8k - $170.8k per year
...We are seeking a highly experienced and technically proficient Senior Python Developer with 6+ years of hands-on experience to design,... ..., Production APIs, Monitoring Applied Methodology: Prompt Engineering, Workflow Design, GenAI Optimization Education: Bachelor...SeniorFull timeLocal area- Take your Python expertise to Citi's Markets Technology group as a Senior Engineer. Focus on designing robust backend systems while leveraging Generative AI to enhance financial risk management. In this critical role, you will architect scalable solutions, integrating advanced...Senior
$94.3k - $141.5k per year
...Citi’s Markets Technology group is modernizing financial risk management, and we are seeking an experienced Senior Python Engineer to sit at the center of that evolution. In this role, you will architect and scale robust backend systems, leveraging Generative AI to analyze...SeniorLong term contractFull timeWork at officeRemote work- ...platform used across our trading businesses. We're seeking a skilled Python Developer experienced with complex, modular, data-centric... ...the future of market integrity. About the Role: As a Python Engineer, you'll be a key contributor to building robust and scalable data...SuggestedFull time
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$89k - $138k per year
...Then the infrastructure team is for you! As Hatch continues to grow its presence in Ontario, we are seeking an experienced Senior Highway Engineer to play a key role in delivering some of the region's most impactful transportation infrastructure projects. Based in...SeniorLong term contractContract workInternshipLocal areaFlexible hours$115k - $165k per year
...mining life cycle on greenfield and brownfield facilities? Apply today! The hydrometallurgy team is growing! Hatch needs a Senior Process Engineer to join our Metals Business Unit in the Hydrometallurgy Practice. Become part of a global team of innovative and trusted...SeniorLong term contractLocal areaFlexible hours$131k - $181k per year
...make positive change! Are you looking to take the next step in your career? Hatch is currently seeking a highly motivated Senior Electrical Engineer - Nuclear to join our team in Mississauga. The global energy transition is upon us. As we shift to a low carbon world,...SeniorLong term contractLocal areaFlexible hoursShift work$115k - $165k per year
...practice is comprised of a group of Asset Management Specialists and engineers providing support to our Power and Oil and Gas clients. Our... ...hybrid, transmission and distribution, and grid modernization. The Senior Asset Management Engineer will work within this multi-...SeniorLong term contractLocal areaFlexible hours$81k - $138k per year
...Requisition ID: 101785 Job Category: Engineering Location: Mississauga, ON, Canada Join a company that is passionately committed... ...to hearing from you. Hatch is seeking an experienced Senior Fire Engineer to join our growing Fire Safety team. In this role...SeniorLong term contractLocal areaFlexible hours$150k - $200k per year
...Senior Geotechnical Engineer Geotechnical Services Southern Ontario Annual Salary Range: $150,000 - $200,000 Be part of a team dedicated to delivering high-quality technical solutions that help clients navigate complex project needs. You'll have the opportunity to...SeniorLong term contractFull timeContract workFor contractorsInternshipWork at officeFlexible hours$131k - $181k per year
...make positive change! Are you looking to take the next step in your career? Hatch is currently seeking a highly motivated Senior Mechanical Engineer- Nuclear to join our team in Mississauga. The global energy transition is upon us. As we shift to a low carbon world,...SeniorLong term contractLocal areaFlexible hoursShift work$115k - $165k per year
...Requisition ID: 100496 Job Category: Engineering; Metals Location: Mississauga, ON, Canada Join a company that is passionately committed to the pursuit of a better world through positive change. With more than 70 years of business and technical expertise in mining...SeniorLong term contractLocal areaFlexible hours$115k - $165k per year
...Requisition ID: 100492 Job Category: Engineering; Metals Location: Mississauga, ON, Canada Join a company that is passionately... ...cycle on greenfield and brownfield facilities? Apply today! The Senior Process Engineer will be part of an engineering team providing...SeniorLong term contractLocal areaFlexible hours- ...Description Are you looking for a company that works on major engineering projects all over the world? Do you want to make a difference by... .... Job Description AtkinsRéalis is looking to hire a Senior Engineer . This position requires an experienced, self-motivated...SeniorFull timeWorldwideFlexible hours
- ...Our client, a prominent leader in itsindustry, is currently undergoing expansion and is seeking to recruit twoskilled Geotechnical Engineers to join their team. Your experience you bring will include: Direct geotechnical field observation andtesting programs. Interface...SeniorFor contractors
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- ...Job Description Overview The Civil Engineering Departments within the Candu Energy is engaged in nuclear civil engineering work involving... ...documents. Candu Energy Inc.is looking to hire multiple Senior Civil Engineer for full time term/permanent positions. The types...SeniorPermanent employmentFull timeInternshipWork at officeFlexible hours
- ...The Senior Mechanical Engineer will support refurbishment, retube, field services, and new-build nuclear projects. This role combines design engineering expertise with field execution support, providing technical leadership throughout the full lifecycle of tooling, equipment...SeniorFor contractorsFlexible hours
- ...Tetra Tech is adding a Senior Electrical Substation Design Engineer to our Power team. This role can be performed from anywhere in Canada or the United States. Why Tetra Tech: At Tetra Tech, we are Leading with Science to solve the world’s most complex challenges. Our...SeniorLong term contractInternshipWork at officeWorldwide
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- ...approaches cannot. About You: We are looking for a skilled DevOps Engineer to join our team and help streamline software delivery,... ...Systems Engineering roles. ~ Proficient in scripting (e.g., Bash, Python, or Go). ~ Expert in Docker or others like Kaniko and...SeniorFull timeWork at officeShift work3 days per week
- ...Job Description Overview A Senior Instrumentation and Controls (I&C) engineer is required to work on the design and development of I&C systems on projects involving new designs and/or enhancements (via Services type of work) to CANDU plants and other nuclear installations...SeniorFull timeInternshipWork at officeFlexible hours
- ...Job Description Overview AtkinsRéalis is one of Canada's largest private sector nuclear engineering groups. We have been providing a wide range of services to the nuclear industry in Canada and around the world since for more than 60 years. We are proud to be the steward...SeniorPermanent employmentFull timeInternshipFlexible hours
$115k - $165k per year
...Requisition ID: 102083 Job Category: Engineering Location: Mississauga, ON, Canada Join a company that is passionately committed... ...for our clients’ toughest challenges! Summary: The Senior Concrete Design Engineer will be part of an engineering team providing...SeniorLong term contractLocal areaFlexible hours$115k - $165k per year
...Then the infrastructure team is for you! As Hatch continues to grow its presence in Ontario, we are seeking an experienced Senior Highway Engineer and Project Manager to play a key role in delivering some of the region's most impactful transportation infrastructure...SeniorLong term contractContract workLocal areaFlexible hours- ...Senior Software Developer About the Role We are looking for a Senior Software Developer who approaches software delivery with... ..., automated testing, Git-based workflows, CI/CD, and repeatable engineering practices to deliver faster, safer, and higher-quality outcomes....SeniorFull timeInternship
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