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Senior Python Developer Jobs in Belleville, NJ (NOW HIRING)

XFORIA Inc

Python Developer with GenAI

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Fulltime Summary We are seeking an experienced Senior Python Engineer to design, build, and maintain scalable, high-quality software systems. This role requires strong expertise in Python, system ...

Genesis10

Senior Python Engineer

Jersey City, NJ · On-site

$58.26 - $66.26/hr

Genesis10 is currently seeking a Senior Python Engineer for a contract position with a Global ... Good knowledge in DevOps tools like Jenkins, Artifactory, and GitHub/Bit Bucket * Strong analytical ...

Valueprosite

Python Quantitative Developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Pittsburg, PA / Lake Mary, FL/ Jersey City, NJ - Hybrid Role Long Term Project We are seeking a Sr Python Developers with strong Python skills, analytical thinking, and financial/risk experience to ...

Samprasoft

Python Developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Senior Hands-on Python/Kubernetes Developer (ideally with Payments experience): 1. At least 6-8 years of hands on experience and strong in Python, Kubernetes and SQL 2. Seasoned practitioner who is ...

PSRTEK LLC

Python Developer

Jersey City, NJ

$52.50 - $72.25/hr

Senior developer (4 to 5 years preferred), even a smart and technically developer (2 or 3 years) is fine. Technology Stack: Python (Key), Big data, Hadoop (Preferred), Java Skills: Sound technologist ...

PSRTEK LLC

Python Developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Senior developer (4 to 5 years preferred), even a smart and technically developer (2 or 3 years) is fine. • Technology Stack: Python (Key), Big data, Hadoop (Preferred), Java Skills: Sound ...

Axelon

Senior Developer (Python)

Iselin, NJ · On-site

$123K - $166K/yr

Senior Developer - Python The Senior Lead Information Security Engineering job collaborates with various business units and stakeholders across the organization to monitor external and insider threat ...

Omni Inclusive

Python Developer - Unix

Rahway, NJ · On-site

$51 - $70.25/hr

Senior Unix And Python Developer Mandatory skills: (7 - 9-year experience) with Python, Java, AWS, DevOps, Terraform, Docker, GIT and Unix Seeking an experienced Senior Unix and Python Developer to ...

RIT Solutions, Inc.

Python Developer

Summit, NJ · On-site

$53.50 - $73.50/hr

Title-Python Developer Location: jersey city, NJ In office: 3 days a week Interview process ... The position offers an opportunity to interact with senior stakeholders in the Global Markets CFO ...

Anveta

Python developer

Jersey City, NJ · On-site

$52.50 - $72.25/hr

Python developer Location: jersey city, NJ Contract: 6-18 months Role Overview We are seeking a Senior Developer responsible for developing, enhancing, modifying, and maintaining an application used ...

Georgia IT Inc

Python Developer

Manhattan, NY · On-site

$55.50 - $76.25/hr

Sr. Mendix + Python Developer New York City-NY or Boston-MA (100% Onsite-Hybrid) Contract U.S. Citizens and those authorized to work in the U.S. are encouraged to apply. We are unable to sponsor ...

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Showing results 1-20

All JobsSenior Python Developer JobsSenior Python Developer Jobs in Belleville, NJ

Senior Python Developer information

See Belleville, NJ salary details

$55.9K

$144.4K

$198.3K

How much do senior python developer jobs pay per year?

As of Jun 28, 2026, the average yearly pay for senior python developer in Belleville, NJ is $144,397.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,600.00 and $166,300.00 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 are popular job titles related to Senior Python Developer jobs in Belleville, NJ? For Senior Python Developer jobs in Belleville, NJ, the most frequently searched job titles are:
What cities near Belleville, NJ are hiring for Senior Python Developer jobs? Cities near Belleville, NJ with the most Senior Python Developer job openings:
Senior Python Developer jobs near you
Infographic showing various Senior Python Developer job openings in Belleville, NJ as of June 2026, with employment types broken down into 100% Contract. Highlights an 100% In-person job distribution, with an average salary of $144,397 per year, or $69.4 per hour.
Senior Python Developer with Databrick and Kafka(Capital Markets)

Senior Python Developer with Databrick and Kafka(Capital Markets)

Siri InfoSolutions Inc

Iselin, NJ • On-site

$123K - $166K/yr

Contractor

Posted 28 days ago

Job description

Senior Python Developer with Databrick and Kafka(Capital Markets)

Iselin, NJ – 3days/week onsite.

12+ months

The candidate selected for this position will work in the IT Derivatives/Fixed Income team, focusing on the design and implementation of Python solutions for Front Office applications. These applications will utilize vendor software, including PyXLL, QuestDB, ArconTech, and Databricks.

Additionally, the role includes supporting existing applications to assist with the daily operations of the Front Office Trading Desk. This involves troubleshooting issues, optimizing performance, and implementing new features that align with business strategies. Active collaboration with quantitative analysts and traders is essential to ensure the applications meet their needs and enhance their productivity.

Duties

  • Design, build, and configure Python applications according to business process and application requirements. This involves working closely with stakeholders to gather and analyze requirements. The candidate will be expected to ensure the code is efficient, maintainable, and adheres to best practices.
  • Collaborate with multiple business teams, such as trading and quantitative analysts, to understand their workflows, challenges, and requirements. Regular meetings, feedback sessions, and iterative development cycles will be part of this collaborative effort.
  • Provide work estimates as required, including time, resources, and potential risks. The candidate will be responsible for communicating these estimates to project managers and adjusting them as necessary throughout the development lifecycle.
  • Develop coding architecture for new applications and features. This task includes selecting appropriate design patterns, writing modular and reusable code, and documenting the architecture for future reference.
  • Maintain and enhance code quality using static and dynamic code analyses, security vulnerability scans, code coverage, and CI/CD pipeline gating. Regular code reviews, automated testing, and continuous integration practices will be integral to maintaining high code quality standards.
  • Participate in all phases of the software delivery lifecycle, from analysis through support. This means engaging in initial requirement gathering and analysis, contributing to design and development, performing testing and quality assurance, and providing post-deployment support.

Required Skills

  • Experienced Python Developer
  • Experience with Python environment installation in Windows and Linux
  • Databrick and Kafka

Preferred Skills

  • .NET, C#
  • REST API (including Enterprise Authentication and Authentication)
  • MS SQL Server and/or Sybase experience
  • Experience with supporting trading desks
Siri Infosolutions logo

About Siri Infosolutions

Sourced by ZipRecruiter

Our team of experts first gather each and every requirement of yours. Our research and development team then sit around those requirements and come up with a plan. Our implementation team then executes that plan for optimal results. After that our support team remains in constant touch with you during and after the entire process.

Industry

It services

Company size

201 - 500 Employees

Headquarters location

Edison, NJ, US

Year founded

2005

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