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Senior Python Developer Jobs in Purchase, NY (NOW HIRING)

The Cypress Group

Senior Python Engineer

New York, NY

$170K - $210K/yr

We're looking for a Senior Backend Engineer who thrives in fast moving environments, enjoys solving ... Strong backend engineering experience building scalable production systems Proficiency with Python ...

ION Group

Lead Python Developer, New York

New York, NY · On-site

$153K - $188K/yr

The Role Lab49 is seeking a skilled Python Developer to work on complex and challenging projects ... The base salary range across different levels are: • Mid to Senior level - $180,000 - $220,000 ...

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Senior Python Developer information

See Purchase, NY salary details

$58.4K

$150.7K

$207K

How much do senior python developer jobs pay per year?

As of Jun 17, 2026, the average yearly pay for senior python developer in Purchase, NY is $150,678.00, according to ZipRecruiter salary data. Most workers in this role earn between $128,900.00 and $173,500.00 per year, depending on experience, location, and employer.

What are the main responsibilities of a Senior Python Developer?

A Senior Python Developer is responsible for designing, developing, and maintaining complex software applications using the Python programming language. They lead the technical aspects of projects, mentor junior developers, and ensure code quality through code reviews and best practices. Additionally, they collaborate with cross-functional teams to gather requirements, solve technical challenges, and deploy scalable and efficient solutions. Senior Python Developers are also expected to stay updated with the latest trends and advancements in Python and related technologies.

What is the difference between Senior Python Developer vs Python Developer?

AspectSenior Python DeveloperPython Developer
Required ExperienceTypically 5+ years, with leadership and complex project experienceUsually 1-3 years, focusing on core Python skills
ResponsibilitiesDesigning architecture, mentoring, handling complex systemsWriting code, debugging, implementing features
CertificationsOptional but beneficial (e.g., Python certifications, cloud certs)Often not required
Work EnvironmentCollaborative teams, project planning, code reviewsDevelopment-focused, task-oriented

The main difference between a Senior Python Developer and a Python Developer lies in experience, responsibilities, and leadership. Senior developers handle complex projects, mentor others, and often participate in architecture decisions, while Python Developers focus on coding and feature implementation. Both roles are essential in tech companies, but the senior role requires more experience and broader skills.

What are the key skills and qualifications needed to thrive as a Senior Python Developer, and why are they important?

To thrive as a Senior Python Developer, you need advanced proficiency in Python programming, experience with software architecture, and a solid understanding of algorithms and data structures, usually backed by a degree in computer science or related fields. Familiarity with frameworks like Django or Flask, version control systems such as Git, and containerization tools like Docker are typically required, alongside knowledge of modern CI/CD pipelines. Strong problem-solving abilities, effective communication, and leadership skills help you collaborate with teams and mentor junior developers. Mastery of these skills ensures the delivery of scalable, maintainable software solutions and the ability to drive technical excellence within development teams.

What are some common challenges faced by Senior Python Developers when leading a development team?

Senior Python Developers often encounter challenges such as balancing hands-on coding with mentoring junior team members and ensuring code quality across the team. They are also responsible for making architectural decisions, which requires staying updated on best practices and emerging Python frameworks. Additionally, coordinating collaboration between cross-functional teams (like DevOps, QA, and front-end developers) can be complex, especially in agile environments where requirements may shift rapidly. Overcoming these challenges helps foster a productive and innovative team culture.
What cities near Purchase, NY are hiring for Senior Python Developer jobs? Cities near Purchase, NY with the most Senior Python Developer job openings:
Senior Python Developer jobs near you
Senior Python Application Developer Senior Vice President

Senior Python Application Developer Senior Vice President

Citigroup, Inc.

New York, NY • On-site

$132K - $178K/yr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 7 days ago

Job description

We are seeking a highly experienced and technically proficient Senior Python Application Developer with 12+ 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:
  • 10+ 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.

Qualifications:
  • 10+ years of relevant experience
  • Experience in implementing projects
  • Experience in systems analysis and programming of software applications
  • Demonstrated Subject Matter Expert (SME) in area(s) of Applications Development
  • Demonstrated knowledge of client core business functions
  • Demonstrated leadership, project management, and development skills
  • Relationship and consensus building skills

Education:
  • Bachelor's degree/University degree or equivalent experience
  • Master's degree preferred

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 Optimization
Job Family Group:
Technology
Job Family:
Applications Development
Time Type:
Full time
Primary Location:
New York New York United States
Primary Location Full Time Salary Range:
$176,720.00 - $265,080.00
In addition to salary, Citi's offerings may also include, for eligible employees, discretionary and formulaic incentive and retention awards. Citi offers competitive employee benefits, including: medical, dental & vision coverage; 401(k); life, accident, and disability insurance; and wellness programs. Citi also offers paid time off packages, including planned time off (vacation), unplanned time off (sick leave), and paid holidays. For additional information regarding Citi employee benefits, please visit citibenefits.com. Available offerings may vary by jurisdiction, job level, and date of hire.
Most Relevant Skills
Please see the requirements listed above.
Other Relevant Skills
For complementary skills, please see above and/or contact the recruiter.
Anticipated Posting Close Date:
Jun 18, 2026
Citi is an equal opportunity employer, and qualified candidates will receive consideration without regard to their race, color, religion, sex, sexual orientation, gender identity, national origin, disability, status as a protected veteran, or any other characteristic protected by law.
If you are a person with a disability and need a reasonable accommodation to use our search tools and/or apply for a career opportunity review Accessibility at Citi.
View Citi's EEO Policy Statement and the Know Your Rights poster.

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