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Senior Python Developer Jobs in Delaware (NOW HIRING)

360 IT Professionals

Sr Java Developer

Wilmington, DE

$55.50 - $70.75/hr

Role:- Sr Java Developer Location:- Wilmington, DE. Duration:- 1 Year (Possible Extension) Sr Java ... C/C++, C#, Python, PHP, Ruby, Perl, etc. Experience working with Databases, SQL and Stored ...

Corporation Service Company

Senior Systems Engineer

Dover, DE · On-site +1

$104K - $142K/yr

Senior Systems Engineer - Network Engineering Wilmington, DE Monday - Friday 8:00 AM - 5:00 PM ... Developing and maintaining network automation scripts using Ansible and Python to streamline ...

Arka Infotech Inc

Sr. Network Engineer

Wilmington, DE

$100K - $138K/yr

Sr. Network Engineer Location: Wilmington, DE Length: 2 years F2F MAY BE REQUIRED Looking for ... Working knowledge of Python or other current scripting languages. Qualifications BS Degree ...

The Chemours Company

Senior AI Engineer

Wilmington, DE · On-site +1

$101K - $139K/yr

Chemours is seeking a Senior AI Engineer to join our growing AI & Data Science team. This is a ... Python), and deploying custom and complex GenAI solutions and multi-agent GenAI systems in ...

IntraEdge

Senior Java Engineer

Middletown, DE

$54 - $68.75/hr

Collaborate with product owners, architects, QA, and DevOps teams to deliver high-quality software ... Experience with Quarkus, Akka, Scala, or Python . * Knowledge of Terraform, Helm , and ...

Judge Group, Inc.

Sr. Data Engineer

Wilmington, DE · On-site

$102K - $139K/yr

Our client is seeking an experienced Senior Data Engineer to join their growing data team. This is ... Strong programming experience in Java or Python * Hands-on expertise with AWS cloud services

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Senior Python Developer information

See Delaware salary details

$55K

$142.1K

$195.2K

How much do senior python developer jobs pay per year?

As of Jul 30, 2026, the average yearly pay for senior python developer in Delaware is $142,098.00, according to ZipRecruiter salary data. Most workers in this role earn between $121,600.00 and $163,600.00 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 the most commonly searched types of Python Developer jobs in Delaware? The most popular types of Python Developer jobs in Delaware are:
What are popular job titles related to Senior Python Developer jobs in Delaware? For Senior Python Developer jobs in Delaware, the most frequently searched job titles are:
What job categories do people searching Senior Python Developer jobs in Delaware look for? The top searched job categories for Senior Python Developer jobs in Delaware are:
What cities in Delaware are hiring for Senior Python Developer jobs? Cities in Delaware with the most Senior Python Developer job openings:
What are popular job titles related to Senior Python Developer jobs in DE? For Senior Python Developer jobs in DE, the most frequently searched job titles are:
Senior Python Developer jobs near you
Infographic showing various Senior Python Developer job openings in Delaware as of July 2026, with employment types broken down into 81% Full Time, 7% Part Time, 1% Temporary, and 11% Contract. Highlights an 84% Physical, 4% Hybrid, and 12% Remote job distribution, with an average salary of $142,098 per year, or $68.3 per hour.

Snowflake Developer (Onsite)

Cognizant Technology Solutions

Wilmington, DE • On-site

$48.75 - $67.25/hr

Full-time

Medical, Dental, Vision, Life, Retirement, PTO

Posted 14 days ago

Cognizant rating

7.4

Company rating: 7.4 out of 10

Based on 85 frontline employees who took The Breakroom Quiz

52nd of 73 rated business consultants

Job description

Sr. Snowflake Developer
This role involves designing developing and optimizing data solutions using Snowflake and Python technologies. The candidate will work in a hybrid model collaborating with teams to ensure seamless data integration and processing. The position requires expertise in Snowflake SQL Snowpipe and Python with a focus on delivering high-quality solutions.
Responsibilities
  • Develop and implement scalable data solutions using Snowflake and Python to meet business requirements.
  • Collaborate with cross-functional teams to gather and analyze data requirements for optimized solutions.
  • Design and maintain Snowflake tasks streams and pipelines to ensure efficient data processing and integration.
  • Optimize Snowflake SQL queries for performance and reliability in large-scale data environments.
  • Implement and manage Snowpipe for real-time data ingestion and processing workflows.
  • Provide technical expertise in Python scripting for data manipulation and automation tasks.
  • Monitor and troubleshoot Snowflake environments to ensure system stability and performance.
  • Document technical processes and workflows to maintain clarity and consistency across projects.
  • Ensure adherence to best practices in data security governance and compliance standards.
  • Conduct code reviews and provide constructive feedback to maintain high-quality deliverables.
  • Collaborate with stakeholders to identify opportunities for improving data solutions and workflows.
  • Stay updated with the latest advancements in Snowflake and Python technologies to enhance project outcomes.
  • Contribute to the company's mission by delivering impactful data solutions that drive informed decision-making.

Qualifications
  • Possess strong expertise in Snowflake SQL Snowflake Streams Snowflake Tasks and Snowpipe for data processing and integration.
  • Demonstrate proficiency in Python programming for data manipulation automation and workflow optimization.
  • Have a solid understanding of data architecture principles and best practices for scalable solutions.
  • Exhibit excellent problem-solving skills to address technical challenges effectively.
  • Show experience in hybrid work environments collaborating with teams both remotely and on-site.
  • Display strong communication skills to articulate technical concepts to non-technical stakeholders.
  • Hold a minimum of 8 years of relevant experience in data engineering or software development with a maximum of 12 years.
  • Demonstrate familiarity with data security and governance standards to ensure compliance.
  • Showcase ability to work independently while contributing to team objectives.
  • Have a track record of delivering high-quality solutions within deadlines.
  • Exhibit adaptability to learn and implement new technologies as required.
  • Possess a proactive approach to identifying and resolving issues in data workflows.
  • Show commitment to driving impactful results that align with the company's goals.

*Please note this role is not able to offer visa transfer or sponsorship now or in the future*
We're excited to meet people who share our mission and who can make an impact in a variety of ways. Don't hesitate to apply-even if you only meet the minimum requirements. Think about your transferable experiences and unique skills that make you stand out.
Salary and Other Compensation:
Applications will be accepted until Aug 16, 2026,
The annual salary for this position is between $ 80,000 - $ 145,000 depending on experience and other qualifications of the successful candidate.
This position is also eligible for Cognizant's discretionary annual incentive program, based on performance and subject to the terms of Cognizant's applicable plans.
Benefits: Cognizant offers the following benefits for this position, subject to applicable eligibility requirements:
  • Medical/Dental/Vision/Life Insurance
  • Paid holidays plus Paid Time Off
  • 401(k) plan and contributions
  • Long-term/Short-term Disability
  • Paid Parental Leave
  • Employee Stock Purchase Plan

Disclaimer: The salary, other compensation, and benefits information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
About Cognizant:
Cognizant (Nasdaq: CTSH) is an AI Builder and technology services provider, bridging the gap between AI investment and enterprise value by building full-stack AI solutions for our clients. Our deep industry, process and engineering expertise enables us to build an organization's unique context into technology systems that amplify human potential, drive tangible outcomes and keep global enterprises ahead in a fast-changing world. See how at cognizant.ai or @cognizant.
Additional employment information
Compensation information is accurate as of the date of this posting. Cognizant reserves the right to modify this information at any time, subject to applicable law.
Applicants may be required to attend interviews in person or by video conference. In addition, candidates may be required to present their current state or government issued ID during each interview.
Cognizant is an equal opportunity employer. Your application and candidacy will not be considered based on race, color, sex, religion, creed, sexual orientation, gender identity, national origin, disability, genetic information, pregnancy, veteran status or any other characteristic protected by federal, state or local laws.
If you have a disability that requires reasonable accommodation to search for a job opening or submit an application, please email [email protected] for roles based in the Americas or [email protected] for roles based in India.

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