1

Senior Python Developer Jobs in Puerto Rico (NOW HIRING)

PR · On-site

$98K - $133K/yr

Description This is a senior engineering position that offers a variety of interesting and ... Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate ...

Sr Data Scientist

Juncos, PR · On-site

$110 - $150/hr

Juncos, Puerto Rico | Posted on 08/13/2026 We are seeking Sr Data Scientist, with knowledge of ... Foundational programming or automation experience, including exposure to Python, Codex, AI-assisted ...

PR · On-site

Senior-Level staff support engineering design projects with the following responsibilities ... Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate ...

Showing results 41-60

Senior Python Developer information

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 Puerto Rico?

The most popular types of Python Developer jobs in Puerto Rico are:

What are popular job titles related to Senior Python Developer jobs in Puerto Rico?

For Senior Python Developer jobs in Puerto Rico, the most frequently searched job titles are:

What job categories do people searching Senior Python Developer jobs in Puerto Rico look for?

The top searched job categories for Senior Python Developer jobs in Puerto Rico are:

What cities in Puerto Rico are hiring for Senior Python Developer jobs?

Cities in Puerto Rico with the most Senior Python Developer job openings:

What are popular job titles related to Senior Python Developer jobs in PR?

For Senior Python Developer jobs in PR, the most frequently searched job titles are:

Infographic showing various Senior Python Developer job openings in Puerto Rico as of August 2026, with employment types broken down into 1% Internship, 84% Full Time, 6% Part Time, 2% Temporary, and 7% Contract. Highlights an 83% Physical, 5% Hybrid, and 12% Remote job distribution.

Senior Substation Engineer 1 - Grid

Sargent Lundy

Mayaguez, PR • On-site

$80 - $100/hr

Other

Medical, Dental, Vision, Life, Retirement, PTO

Posted 4 days ago


Sargent & Lundy rating

8.4

Company rating: 8.4 out of 10

Based on 10 frontline employees who took The Breakroom Quiz

122nd of 449 rated engineering


Job description

Description

This position offers you the opportunity to work in a project team environment with other engineers and designers involved in the detailed electrical design and project management of high voltage substation projects. As a Senior Substation Engineer, you will:

  • Take an active role in project conceptualization, work planning, and project execution.
  • Support challenging assignments that include investigating, trouble‑shooting, and solving a wide variety of electrical engineering issues.
  • Prepare reports that present technical and project information in a clear and concise manner and meet client requirements and S&L formats.
  • Develop your career via peer‑learning through sharing of knowledge with other experienced engineers by way of S&L’s systems of process and associated “Communities of Practice.”
  • In addition, you may have the opportunity to travel to client sites as needed.

This role offers a hybrid work arrangement, with the expectation of spending three days a week in the office, giving you the flexibility to work remotely for two days.

Dependent upon your location, this opportunity offers a generous relocation package.

Qualifications

We do not sponsor employees for work authorization in the U.S. for this position.

Essential skills and experience:

  • This position requires a Bachelor of Science degree from an ABET‑accredited engineering program.
  • 5 or more years of experience in the design of Medium Voltage Power Systems.
  • Ability to prioritize work and manage multiple projects under budget and time constraints.
  • Experience tracking project information such as schedules and expenditures against budgets, preparing status reports and client interface.
  • Excellent interpersonal and written communication skills.
  • Experience in reviewing design drawings created by others.
  • Proficiency with MS Office applications.
  • Must be bilingual in Spanish and English (read, speak, and write).

Valued but not required skills and experience:

  • A BSEE degree is preferable.
  • 3 or more years of experience in the design of substations 138kV and above.
  • Ability to prepare substation grounding calculations, direct stroke shielding calculations, battery & charger sizing calculations, etc.
  • Physical layout and protection & controls experience.
  • Ability to work with Designer to develop substation single line diagrams, relaying & metering diagrams, DC schematic diagrams, substation plan & sections, grounding plans, etc.
  • Familiarity with ANSI/IEEE/NEMA standards as they relate to substation design. This includes the National Electrical Safety Code (ANSI - C2).
  • PE license.
  • AutoCAD experience
AI & Automation at Sargent & Lundy

In this role, we expect people to be willing or able to lead others who use modern tools:

  • You are expected to lead others in taking engineering problems from issue to solution by setting expectations for using data and modern tools such as automation and AI to improve workflows, reduce rework, and deliver cost‑effective designs.
  • Leaders in these roles often direct automation and process‑improvement work, for example, how teams automate calculations, summarize technical documents, or generate design documentation and guiding when and how AI or agentic AI tools are used while ensuring results are checked.
  • Overseeing engineers who program or script (e.g., Python, MATLAB, advanced Excel) to automate engineering tasks, with review of automated outputs, is valued but not required.
  • We also value additional learning, such as a minor, certificate, or other experience in Computer Science, Artificial Intelligence, Software Engineering, or related fields that enables effective oversight of automation and agentic AI‑enabled engineering workflows.
Award‑Winning Benefits

At Sargent & Lundy, we care about the health and well‑being of our employees. Our commitment extends beyond the workplace, offering comprehensive healthcare plans and generous paid time off to support our team members in every aspect of their lives. We understand the importance of work‑life balance, which is why we are proud to provide competitive, award‑winning benefits. Our dedication to employee satisfaction has earned us the prestigious Top Workplaces Culture Excellence Award for compensation and benefits in 2022, 2023, and 2024.

Health & Wellness
  • Health Plans: Medical, Dental, Vision
  • Life & Accident Insurance
  • Disability Coverage
  • Employee Assistance Program (EAP)
  • Back‑Up Daycare
  • FSA & HSA
Financial Benefits
  • 401(k)
  • Pre‑Tax Commuter Account
  • Merit Scholarship Program
  • Employee Discount Program
  • Corporate Charitable Giving Program
  • Tuition Assistance
  • First Professional Licensure Bonus
  • Employee Referral Bonus
Work‑Life Balance
  • Paid Annual Personal/Sick Time (PST)
  • Paid Vacation
  • Paid Holidays
  • Paid Parental Leave
  • Paid Bereavement Leave
  • Flexible Work Arrangements
Equal Opportunity

Sargent & Lundy is an equal opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex, sexual orientation, national origin, disability status, protected veteran status, or any protected status as defined by applicable law.

#J-18808-Ljbffr

What Sargent & Lundy employees say

Pay

Benefits

Hours and flexibility

Workplace

Get the full story on Breakroom


Sargent & Lundy logo

About Sargent & Lundy

Sourced by ZipRecruiter

Sargent & Lundy is one of the most experienced full-service architect-engineering firms in the world. Founded in 1891, the firm is a global leader in power and energy with expertise in grid modernization, renewable energy, energy storage, nuclear power, and fossil fuels. Sargent & Lundy delivers comprehensive project services--from consulting, design and implementation to construction management, commissioning and operations/maintenance--with an emphasis on quality and safety. The firm serves public and private sector clients in the power and energy, gas distribution, industrial, and government sectors.

Industry

Civil engineering construction

Company size

1,001 - 5,000 Employees

Headquarters location

Chicago, IL, US

Year founded

1891

Social media