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Senior Python Developer Jobs in Delaware (NOW HIRING)

Symbotic LLC

Sr. Test Engineer (Electrical)

Wilmington, DE · On-site

$125K - $171K/yr

Job Overview Symbotic is seeking a Senior Test Engineer (EE) to lead the development, deployment ... Develop and maintain automated test software and frameworks (Python preferred) for instrument ...

Aespatech

Sr. Support Engineer

Wilmington, DE

Job Title: Sr. Support Engineer - Discovery Location: Wilmington, DE Type: Contract The AWS ... Python) 3) Amazon Web Services (specifically EC2, S3 and AutoScaling) 4) Sun Grid Engine 5) ...

Aespatech

Sr. Support Engineer

Wilmington, DE · On-site

Job Title: Sr. Support Engineer - Discovery Location: Wilmington, DE Type: Contract The AWS ... Python) 3) Amazon Web Services (specifically EC2, S3 and AutoScaling) 4) Sun Grid Engine 5) ...

No Limit Technology

Software Developer

Wilmington, DE · On-site

\n \n \n \n Senior Developer \- We are seeking a skilled and motivated individual to join our credit ... Five years of programming experience (JavaScript, Python etc.) and a strong fundamental ...

Fairygodboss

Sr. Lead Software Engineer

Wilmington, DE · On-site

As a Senior Lead Software Engineer at JPMorgan Chase within Consumer and Community Banking, you ... Experience with Java, Python, and React (or comparable technologies), including the ability to ...

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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 Sep 10, 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 are the key skills and qualifications needed to thrive as a senior Python developer?

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 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.

Are senior Python developers still in demand?

Senior Python developers remain in high demand due to the language's versatility in web development, data analysis, machine learning, and automation. Companies seek experienced developers with skills in frameworks like Django or Flask, and proficiency in cloud platforms and APIs enhances job prospects.

How much does a senior Python developer make?

A senior Python developer typically earns between $100,000 and $150,000 annually, depending on experience, location, and industry. They often possess strong skills in frameworks like Django or Flask and may hold certifications or advanced degrees that influence salary levels.

What does a senior Python developer do?

A senior Python developer designs, develops, and maintains complex software applications using Python. They often lead projects, review code, optimize performance, and collaborate with cross-functional teams, requiring strong problem-solving skills and knowledge of frameworks like Django or Flask. Additionally, they may mentor junior developers and ensure code quality through testing and best practices.

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 August 2026, with employment types broken down into 1% Internship, 84% Full Time, 9% Part Time, and 6% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $142,098 per year, or $68.3 per hour.

Associate Database Platform Developer

Wilmington, DE • On-site

BlackRock
See more jobs at BlackRockexternal

Full-time

Medical, Retirement

Posted 27 days ago

BlackRock rating

7.8

Company rating: 7.8 out of 10

Based on 14 frontline employees who took The Breakroom Quiz

Job description

About this role

Associate, Database Platform Development

Role Summary

We are seeking an Associate Database Platform Developer to help design, build, and maintaindatabasecentrictooling and services that improve scalability, reliability, and developer productivity across the database estate. This role sits within the Database Platform Development function and focuses on software development, automation, and platform enablement rather than traditionaldaytodaydatabase administration.

The role works closely with senior engineers, application teams, and infrastructure partners to modernize legacy tooling, automate operational workflows, and support database platform initiatives.

Key Responsibilities

Platform and Tooling Development

  • Contribute to the development and maintenance of internal database tooling, services, and automation used for provisioning, access management, schema changes, and operational validation.

  • Develop and enhance scripts, services, and utilities using Python, Perl, Java, or similar languages under the guidance of senior engineers.

  • Support ongoing modernization efforts byassistingwith migration of legacy scripts and workflows into more scalable,servicebasedorAPIdrivensolutions.

Database Engineering Support

  • Assistapplication teams withdatabaserelateddevelopment needs, including schema design support, SQL review, and adherence to database development standards.

  • Help implement andmaintainguardrails, validations, and checks that promote performance, reliability, and security across database platforms.

  • Learn and apply best practices across relational and cloud database technologies.

Automation and Reliability

  • Support automation efforts focused on reducing manual operational work and improving consistency across environments.

  • Participate in incident analysis and contribute code fixes or tooling enhancements that prevent recurrence.

  • Help improve observability and transparency of database platforms through logging, monitoring integration, and tooling enhancements.

Collaboration and Growth

  • Work collaboratively with global DBA, platform, and application engineering teams across time zones.

  • Participate in code reviews, design discussions, and teamknowledgesharingforums.

  • Build technical depth across database platforms, development practices, and enterprise tooling.

Required Qualifications

  • Experience with one or more programming languages such as Python, Perl, or Java.

  • Basic understanding of relational database concepts including tables, indexes, transactions, and SQL.

  • Familiarity with software development fundamentals including version control, code reviews, and testing.

  • Strongproblemsolvingskills and willingness to learn enterprise database platforms and tooling.

  • Ability to work effectively in ateambased,largescaletechnology environment.

Preferred Qualifications

  • Exposure todatabase platforms such as SQL Server, Snowflake, or similar enterprise databases.

  • Experience supporting ormaintaininginternal tools, scripts, or shared libraries.

  • Familiarity with APIs, automation frameworks, or CI/CD pipelines.

  • Interestin platform engineering, automation, and reducing operational toil through code.

For Wilmington, DE Only the salary range for this position is USD$0.00 - USD$0.00 . Additionally, employees are eligible for an annual discretionary bonus, and benefits including healthcare, leave benefits, and retirement benefits. BlackRock operates a pay-for-performance compensation philosophy and your total compensation may vary based on role, location, and firm, department and individual performance.

Our benefits
To help you stay energized, engaged and inspired, we offer a wide range of benefits including a strong retirement plan, tuition reimbursement, comprehensive healthcare, support for working parents and Flexible Time Off (FTO) so you can relax, recharge and be there for the people you care about.

Our hybrid work model

BlackRock's hybrid work model is designed to enable a culture of collaboration and apprenticeship that enriches the experience of our employees, while supporting flexibility for all. Employees are currently required to work at least 4 days in the office per week, with the flexibility to work from home 1 day a week. Some business groups may require more time in the office due to their roles and responsibilities. We remain focused on increasing the impactful moments that arise when we work together in person - aligned with our commitment to performance and innovation. As a new joiner, you can count on this hybrid model to accelerate your learning and onboarding experience here at BlackRock.


Guidance on AI use for candidates


At BlackRock, AI has long been part of how we work - enhancing decision-making, improving operations, and helping us deliver better outcomes for clients. We encourage candidates to use AI thoughtfully to learn, prepare, and work more effectively; but during our interview process, we want to focus on getting to know you through your own experiences, thinking, and judgment. To support you, we've provided guidanceon when and how to use AI during our hiring process so you can approach each step with confidence and showcase your best self.


About BlackRock


At BlackRock, we are all connected by one mission: to help more and more people experience financial well-being. Our clients, and the people they serve, are saving for retirement, paying for their children's educations, buying homes and starting businesses. Their investments also help to strengthen the global economy: support businesses small and large; finance infrastructure projects that connect and power cities; and facilitate innovations that drive progress.


This mission would not be possible without our smartest investment - the one we make in our employees. It's why we're dedicated to creating an environment where our colleagues feel welcomed, valued and supported with networks, benefits and development opportunities to help them thrive.


To learn more about BlackRock, please visit Careers.BlackRock.com. We also encourage you to get to know us on LinkedIn, Instagram, YouTube, X, and TikTok.

BlackRock is proud to be an equal opportunity workplace. We are committed to equal employment opportunity to all applicants and existing employees, and we evaluate qualified applicants without regard to race, creed, color, national origin, sex (including pregnancy and gender identity/expression), sexual orientation, age, ancestry, physical or mental disability, marital status, political affiliation, religion, citizenship status, genetic information, veteran status, or any other basis protected under applicable federal, state, or local law.View theEEOC's Know Your Rights poster and its supplementand thepay transparency statement.

BlackRock is committed to full inclusion of all qualified individuals and to providing reasonable accommodations or job modifications for individuals with disabilities. If reasonable accommodation/adjustments are needed throughout the employment process, please email Disability.Assistance@blackrock.com. All requests are treated in line with ourprivacy policy.

BlackRock will consider for employment qualified applicants with arrest or conviction records in a manner consistent with the requirements of the law, including any applicable fair chance law.

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