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

Staffingine LLC

Senior AWS Python Developer

New York, NY · On-site

$132.90K - $178.90K/yr

Job Title: Sr. AWS Python Developer Job Location: New York, NY Job Type: Contract * Develop and maintain highly scalable high performance and highly available systems Write well tested efficient and ...

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 ...

Apex Systems

Python Developer (Quartz)

Jersey City, NJ · On-site +1

$65 - $68.26/hr

Job#: 3031123 Python Developer (Quartz) Location: Jersey City, New Jersey (Hybrid) Employment Type ... Contract Duration: 12 months Role Overview A senior developer is sought to develop, enhance, modify ...

VDart, Inc.

Sr. SDVI Rally Developer

Manhattan, NY · Remote

$133.90K - $180.20K/yr

Remote Contract We are seeking an experienced Senior SDVI Rally Developer with expertise in Python and AWS based media supply chain workflows. The ideal candidate will design develop and optimize ...

VDart, Inc.

Python Developer with AWS

Manhattan, NY

$55.50 - $76.25/hr

Job Title: Sr. AWS Python Developer Location: New York, NY Work Mode: Onsite (5 days a week) Required Skills: AWS, Python, Media & Entertainment domain experience is required. The Software Developer ...

Man Group plc

Senior Quant Developer

Manhattan, NY · Hybrid

$133.90K - $180.20K/yr

The Role This is a senior engineering role sitting at the intersection of Man Group's Discretionary ... Python (primary), TypeScript/React * Data: Pandas, NumPy, Kafka * Backend: FastAPI, Flask

Man Group

Senior Quant Developer

New York, NY · On-site

$132.90K - $178.90K/yr

The Role This is a senior engineering role sitting at the intersection of Man Group's Discretionary ... Python (primary), TypeScript/React * Data: Pandas, NumPy, Kafka * Backend: FastAPI, Flask

MDAEdge

Senior Gen AI Developer (ONLY W2)

Brooklyn, NY · On-site

$132.10K - $177.70K/yr

MDAEdge is a company specializing in advanced technology solutions, and they are seeking a Senior ... Required : • 10+ years programming: .NET Core, C#, Python. • 5+ years AI/ML/NLP: LangChain ...

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Senior Python Developer information

See Colonia, NJ salary details

$55.9K

$144.4K

$198.3K

How much do senior python developer jobs pay per year?

As of May 31, 2026, the average yearly pay for senior python developer in Colonia, 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 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 Colonia, NJ are hiring for Senior Python Developer jobs? Cities near Colonia, NJ with the most Senior Python Developer job openings:
Senior Python Developer jobs near you
Senior AWS Python Developer

Senior AWS Python Developer

Staffingine LLC

New York, NY • On-site

$132.90K - $178.90K/yr

Contractor

Posted 8 days ago

Job description

Job Title: Sr. AWS Python Developer
Job Location: New York, NY 
Job Type: Contract

Job Description:

  1. Develop and maintain highly scalable high performance and highly available systems Write well tested efficient and readable code The code should also be strongly structured with a view to reusability Ensure that all deliverables follow best practices around source control CICD Manage individual project priorities deadlines and deliverables Ensure that solutions are in line with the other deliverables of the team and produce documentation so that others learn from and contribute to the work Attend and contribute to meetings complete tasks as assigned by supervisor
  2. To be successful in this role the right software developer will have.
    Bachelors degree in Computer Science or a related discipline or equivalent experience 5 years writing production code in Python. 
    Familiarity with C a plus53 years production experience with AWS Certifications a big plus Proficiency in designing and interacting with NoSQL databases DynamoDB. 
    Experience with relational databases MSSQL PostgreSQL a plus. 
    Proficiency building serverless systems with ephemeral compute eg AWS Lambda ECS and orchestration eg AWS Step Functions. 
    Proficiency building event driven architectures with message queues topics. 
    Proficiency identifying applicability of design patterns and implementing them Proficiency using AI assisted coding tools and agents such as Cursor Claude Code or CoPilot Solid understanding of source control git unit testing test driven development CICD Knowledge of defining packaging and deploying cloud resources in CDK strongly preferred Knowledge of deploying and managing services in Kubernetes is strongly preferred Knowledge of building AI apps on platforms such as BedrockVertex AI/Azure AI and familiarity with frameworks and tools such as Lang Chain vector databases PyTorch Tensor Flow is strongly preferred Familiarity with the agile process stand ups planning estimating and demoing. 
    Excellent written and verbal communication skills 
    Experience with media file container formats media/video engineering a plus

Skills

Mandatory Skills : AWS API Gateway, AWS Cloud Architecture, Python