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Junior Developer Intern Jobs in Philadelphia, PA

Laurel House

Intern Opportunities

PA · On-site

$14.25 - $18.25/hr

... programming with colleagues to build community and promote healing Undergraduate junior or senior ... The Housing and Shelter Intern supports survivors through trauma-informed care by facilitating ...

ARORA ENGINEERS

Mechanical Engineering Intern

Chadds Ford, PA · On-site

$18.50 - $25/hr

Currently enrolled in a Mechanical Engineering or Engineering Technology undergraduate program at an accredited university, preferably in their junior year of study. Coursework in HVAC or related ...

ARORA ENGINEERS

Mechanical Engineering Intern

Chadds Ford, PA · On-site

$18.50 - $25/hr

Currently enrolled in a Mechanical Engineering or Engineering Technology undergraduate program at an accredited university, preferably in their junior year of study. Coursework in HVAC or related ...

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All JobsDeveloper Intern JobsJunior Developer Intern JobsJunior Developer Intern Jobs in Philadelphia, PA

Junior Developer Intern information

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How much do junior developer intern jobs pay per hour?

As of Aug 26, 2026, the average hourly pay for junior developer intern in Philadelphia, PA is $23.10, according to ZipRecruiter salary data. Most workers in this role earn between $18.65 and $24.52 per hour, depending on experience, location, and employer.

What is a junior developer intern?

A Junior Developer Intern is an entry-level position for individuals, often students or recent graduates, who are interested in gaining hands-on experience in software development. They typically work under the supervision of experienced developers, assisting with coding, debugging, testing, and other tasks related to software projects. The role is designed to help interns learn industry practices, develop technical skills, and build a foundation for a future career in software development. Junior Developer Interns often work on real-world projects and may contribute to both front-end and back-end development depending on the company’s needs.

What kinds of projects and responsibilities can a junior developer intern expect during their internship?

As a Junior Developer Intern, you can expect to work on a variety of tasks such as writing and debugging code, assisting with software testing, and supporting more experienced developers on ongoing projects. Interns often participate in daily stand-up meetings, collaborate with team members using version control tools like Git, and may be assigned small features or bug fixes to help them learn the codebase. This role offers hands-on experience with real-world development workflows and provides opportunities to receive mentorship and feedback, which are valuable for skill development and future career growth.

What are the key skills and qualifications needed to thrive as a junior developer intern, and why are they important?

To thrive as a Junior Developer Intern, you typically need a foundational understanding of programming languages (such as JavaScript, Python, or Java), problem-solving skills, and a relevant degree or coursework in computer science or a related field. Familiarity with version control systems like Git, basic knowledge of development frameworks, and experience with collaboration tools such as Jira or Slack are often expected. Strong communication, eagerness to learn, and adaptability help interns excel in team environments and respond to feedback. These skills and qualities are crucial for contributing to projects, learning quickly, and building a successful career in software development.

What are the most commonly searched types of Junior Developer jobs in Philadelphia, PA?

The most popular types of Junior Developer jobs in Philadelphia, PA are:

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For Junior Developer Intern jobs in Philadelphia, PA, the most frequently searched job titles are:

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What cities near Philadelphia, PA are hiring for Junior Developer Intern jobs?

Cities near Philadelphia, PA with the most Junior Developer Intern job openings:

Junior Developer Intern jobs near you
Infographic showing various Junior Developer Intern job openings in Philadelphia, PA as of August 2026, with employment types broken down into 75% Full Time, 9% Part Time, 1% Temporary, and 15% Contract. Highlights an 79% Physical, 6% Hybrid, and 15% Remote job distribution, with an average salary of $48,053 per year, or $23.1 per hour.

Computer Programming Internship Summer 2026

Cinnaminson, NJ • On-site

Montgomery Investment Technology, Inc.
Finance and Insurance • 11 - 50 employees
Learn more about Montgomery Investment Technology, Inc.external

$18.50 - $24.25/hr

Other

Re-posted 8 days ago

Job description

Summary
Montgomery Investment Technology, Inc. of Cinnaminson, New Jersey, specializes in the valuation of options and derivatives securities. We deliver software applications, valuation consulting services, and training seminars. MITI is seeking a Software Developer Intern to join our team. This position is ideal for junior and senior level undergraduate and graduate students who wish to gain real-world experience in computer programming for finance and data analysis. 
  
Job Description

  • Research Python Programming for Financial Modeling, Data Analysis, and Machine Learning
  • Perform JavaScript Development for an MS Excel Add-In
  • Engage in the coding lifecycle, ensuring robustness and efficiency in Cloud Applications
  • Document Procedures: Maintain clear and comprehensive documentation for all developed systems and models
  • Perform WordPress Development and analyze SEO performance metrics.
  • Work on Financial Calculators and other tools that leverage Quantitative Finance.
  • Research and Development in Machine Learning, and its potential to guide product direction
  • Discussion of Data Structures, Algorithms, Software Design Patterns and Methodologies, and System Design
Requirements
  • Working knowledge of Python, JavaScript, and software version control
  • Exposure to a Web UI Framework or CSS
  • Ability to leverage Python Libraries such as Pandas, NumPy, SciPy, Google Analytics API Client Library
  • Strong Math and Modeling Skills
  • Self-Starter Who Can Work Autonomously
  • Organizational and Time Management Skills
  • Enthusiasm and Eagerness to Learn 

Earn course credits and gain real-world experience.
If you have a desire to learn and strong organizational skills, this could be your opportunity!
  
Next Steps
Please visit our website at www.fintools.com to learn more about the business activities of Montgomery Investment Technology, and the market segments that we serve. Tell us how you think you can fit in.

Montgomery Investment Technology, Inc.
Developer of FinTools® Software
Knowledge | Innovation | Experience
fintools.com

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