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Senior Python Developer Jobs in East Setauket, NY

Interactive Brokers NA

Sr. Software Developer

Greenwich, CT · Hybrid

$61.25 - $80.75/hr

This is Hybrid role (3 days in office /2 days remote) Sr. Software Developer (Greenwich, CT ... experience with Python and Bash. Send resume with cover letter to IBG LLC, Attn: A.Torres Ref:

Interactive Brokers NA

Sr. Software Developer

Greenwich, CT · On-site

$61.25 - $80.75/hr

This is Hybrid role (3 days in office /2 days remote) Sr. Software Developer (Greenwich, CT ... experience with Python and Bash. Send resume with cover letter to IBG LLC, Attn: A.Torres Ref:

Vancord

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Senior Security Engineer

Milford, CT · Remote

$95K - $145K/yr

Vancord is seeking a Senior Security Engineer to serve as our SOC Lead. This is primarily a ... Experience using programming languages such as Python to automate security tasks. * A strong ...

Interactive Brokers

Senior Data Engineer

Old Greenwich, CT · Hybrid

$112.30K - $152.60K/yr

Create developer tooling that accelerates pipeline development and monitoring * Ensure data ... Python or Java) * 3+ years of production Python experience beyond scripting * Expert-level ...

Interactive Brokers

Senior Data Engineer

Greenwich, CT · Hybrid

$119K - $161.70K/yr

Create developer tooling that accelerates pipeline development and monitoring * Ensure data ... Python or Java) * 3+ years of production Python experience beyond scripting * Expert-level ...

Interactive Brokers

Senior Data Engineer

Greenwich, CT · Hybrid

$119K - $161.70K/yr

Create developer tooling that accelerates pipeline development and monitoring * Ensure data ... Python or Java) * 3+ years of production Python experience beyond scripting * Expert-level ...

Interactive Brokers

Senior Data Engineer

Greenwich, CT · On-site

$119K - $161.70K/yr

Create developer tooling that accelerates pipeline development and monitoring * Ensure data ... Python or Java) * 3+ years of production Python experience beyond scripting * Expert-level ...

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Senior Python Developer information

See East Setauket, NY salary details

$60K

$154.9K

$212.7K

How much do senior python developer jobs pay per year?

As of May 28, 2026, the average yearly pay for senior python developer in East Setauket, NY is $154,857.00, according to ZipRecruiter salary data. Most workers in this role earn between $132,500.00 and $178,300.00 per year, depending on experience, location, and employer.

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 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 cities near East Setauket, NY are hiring for Senior Python Developer jobs? Cities near East Setauket, NY with the most Senior Python Developer job openings:
Senior Python Developer jobs near you
Senior Software Developer- Python

Senior Software Developer- Python

Interactive Brokers

Greenwich, CT • Hybrid

$136.40K - $183.60K/yr

Other

Medical, Dental, Vision, Retirement

Posted 17 days ago

Job description

This is a hybrid role (3 days in the office/2 days remote).

About your team:

The Financial Crimes Surveillance team develops and maintains sophisticated systems that detect and prevent fraud, market manipulation, and money laundering across Interactive Brokers' global platform. In this role, you'll architect, implement, optimize, and maintain large-scale data pipelines and surveillance models that process massive volumes of financial data. The team consists of software engineers, data engineers, compliance specialists, and data scientists working on mission-critical infrastructure that directly protects the integrity of the financial system.

The Scale & Impact:

  • Process 1+ billion order events and 6+ million trades daily
  • Protect 4.5+ million client accounts
  • Direct impact on financial security and regulatory compliance

What will be your responsibilities within IBKR:

Technical Excellence

  • Design, optimize, and extend transaction surveillance and data pipeline processes to enhance system efficiency, reliability, and scalability
  • Navigate seamlessly between strategic, system-level architecture and function-level implementation details of our surveillance system, which orchestrates 150+ processes
  • Optimize data architectures and databases for maximum performance and reliability
  • Build developer tooling to accelerate development workflows and system monitoring
  • Ensure data accuracy, security, and compliance with regulatory standards 

Ownership and Cross-Functional Partnership

  • Take ownership of projects and sub-systems from planning through resolution, making impactful decisions on complex technical and business-related questions
  • Collaborate effectively with quantitative engineers, surveillance model developers, and Compliance stakeholders to translate complex business requirements into scalable designs and processes
  • Identify project bottlenecks, risks, and limitations; calculate costs; and provide strategic insights to stakeholders
  • Transform high-level surveillance concepts into production-ready processes that deliver actionable insights

Data Architecture & Stewardship

  • Own and curate dozens of mission-critical datasets that drive surveillance operations
  • Design, build, and automate robust data pipelines to support real-time and batch processing
  • Develop advanced data quality frameworks to proactively identify issues before they impact operations

Innovation & Optimization

  • Contribute to the evolution of coding standards and internal code review processes
  • Drive best practices in data storage, retrieval, governance, and privacy protection
  • Drive automation of processes and workflows to reduce manual effort and enhance system maintainability

 Which skills are required:

  • 5+ years of professional software engineering experience in Python, C++ or Java
  • 3+ years of professional experience in Python as a primary language (non-scripting)
  • Extensive experience in Polars, Pandas or NumPy
  • 1-3 years of professional experience with Linux operating systems
  • Thorough understanding of databases and SQL
  • Experience with large Python codebases
  • Bachelor's or master's degree in Computer Science, or a related area
  • High attention to detail

Good to Have:

  • Experience with data engineering or ETL pipelines
  • Knowledge of finance
  • Knowledge of C++ or Java
  • Masters/PhD

To be successful in this position, you will have the following:

  • Self-motivated and able to handle tasks with minimal supervision.
  • Superb analytical and problem-solving skills.
  • Excellent collaboration and communication (Verbal and written) skills.
  • Outstanding organizational and time management skills.
Company Benefits & Perks
  • Competitive salary, annual performance-based bonus and stock grant
  • Retirement plan 401(k) with competitive company match
  • Excellent health and wellness benefits, including medical, dental, and vision benefits, and a company-paid medical healthcare premium.
  • Wellness screenings and assessments, health coaches and counseling services through an Employee Assistance Program (EAP)
  • Daily company lunch allowance provided, and a fully stocked kitchen with healthy options for breakfast and snacks
  • Corporate events, including team outings, dinners, volunteer activities and company sports teams
  • Education reimbursement and learning opportunities

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