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How much do software engineer iii python jobs pay per year?

As of Aug 4, 2026, the average yearly pay for software engineer iii python in the United States is $139,971.00, according to ZipRecruiter salary data. Most workers in this role earn between $110,500.00 and $164,500.00 per year, depending on experience, location, and employer.

What is the difference between Software Engineer Iii Python vs Software Engineer Iii Java?

AspectSoftware Engineer Iii PythonSoftware Engineer Iii Java
Required CredentialsBachelor's in CS or related, Python proficiencyBachelor's in CS or related, Java proficiency
Work EnvironmentTech companies, startups, web developmentEnterprise software, financial services, backend systems
Industry UsageHigh in data science, AI, web appsCommon in large-scale enterprise applications
Search & Comparison IntentOften compared for language-specific rolesOften compared for enterprise backend roles

Both roles require similar educational backgrounds and work environments, but Python is favored for data science and web development, while Java is prevalent in large-scale enterprise systems. The choice depends on the industry focus and project requirements.

How does a software engineer III Python typically collaborate with cross-functional teams during a project lifecycle?

As a Software Engineer III (Python), you'll frequently work alongside product managers, designers, QA engineers, and DevOps specialists throughout the entire project lifecycle. You may participate in requirement discussions, contribute to architectural decisions, and review code, ensuring your Python solutions align with broader business objectives. Regular stand-ups, code reviews, and sprint planning sessions foster close collaboration, while your expertise is often called upon to mentor junior developers and troubleshoot complex issues. This cross-functional teamwork not only helps deliver robust applications but also supports your own professional growth and visibility within the organization.

What does a software engineer III Python do?

A Software Engineer III Python is a mid-to-senior level software developer who specializes in building, testing, and maintaining applications using the Python programming language. They are responsible for designing complex software solutions, collaborating with cross-functional teams, and mentoring junior engineers. Their role often includes writing efficient code, debugging, and ensuring that applications meet performance and quality standards. Additionally, they may contribute to architectural decisions and participate in code reviews to uphold best practices.

What are the key skills and qualifications needed to thrive as a software engineer III Python?

To excel as a Software Engineer III (Python), you need advanced proficiency in Python programming, solid experience with software design principles, and a relevant degree in computer science or a related field. Familiarity with version control systems (such as Git), cloud platforms (e.g., AWS or Azure), and frameworks like Django or Flask is typically required. Strong problem-solving abilities, effective communication, and teamwork are vital soft skills that help you collaborate and deliver solutions efficiently. These competencies ensure high-quality, maintainable code, facilitate smooth project execution, and support innovation within complex development environments.

Is software engineer III Python entry-level?

A Software Engineer III in Python is typically not an entry-level position; it usually requires several years of experience, proficiency in Python and related tools, and a strong understanding of software development principles. Entry-level roles are generally titled Software Engineer I or II and focus on foundational skills, whereas Software Engineer III roles involve more complex projects and leadership responsibilities.

Is Python still in demand in 2026?

Python remains highly in demand for software engineers, including those specializing in Python at the senior level, due to its versatility, extensive libraries, and use in fields like data science, machine learning, and web development. Its popularity is expected to continue as organizations prioritize automation and scalable solutions, making Python a valuable skill for job seekers in 2026.
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Infographic showing various Software Engineer Iii Python job openings in the United States as of July 2026, with employment types broken down into 96% Full Time, 1% Part Time, and 3% Contract. Highlights an 87% Physical, 5% Hybrid, and 8% Remote job distribution, with an average salary of $139,971 per year, or $67.3 per hour.

Software Engineer III - Python Developer

Engineering Services Network (ESN)

Norfolk, VA • On-site

$50.25 - $69.25/hr

Full-time

This job post has expired today. Applications are no longer accepted.

Job description

Founded in 1995, ESN is a Small Disadvantaged Business (SDB), Service-Disabled Veteran-Owned Small Business (SDVOSB) and Veteran Owned Small Business (VOSB).ESN delivers trusted solutions that support our nation's defense. For more than two decades, we have been providing our military and government customers with mission-critical services including engineering and technical support,strategic and program management,testing and evaluation,operations support, andinformation technology. We are committed to proven, repeatable corporate quality management processes and are certified CMMI Maturity Level III - Development/Services & ISO 9001:2015.


Candidates may be located within a 30-mile radius of any NIWC LANT Lab facility (Norfolk, DC area, Charleston, or NOLA.)


ESN is seeking a Software Engineer III - Python Developer to support a contract with Naval Information Warfare Center (NIWC), Atlantic, in Norfolk, VA. The contract to support NIWC LANT consists of Independent Validation & Verification, Operations, Sustainment, and Installation support. The Maintenance Figure of Merit (MFOM) systems provide near real-time material-based readiness reporting to the Defense Readiness Reporting System-Navy (DRRS-N) and provides three additional primary capabilities to the Fleet including Ashore and Afloat systems. This support includes Cybersecurity, automated software testing, Scrum Master support, operating in the AWS Cloud, management of JIRA/Confluence, and project support.


Position Description:

  • Developing automated software test suites using Python.
  • Schedule is Monday through Friday with some weekend support required.
  • Performs other duties and works schedules as assigned by management, which may include changes to duties, responsibilities, or work hours as required to meet contractual obligations, mission requirements, or the needs of the organization.

Minimum Requirements:

  • Required Education: Master's or Bachelor's degree in quantitative field such as engineering or mathematics (e.g. Electrical Engineering, Computer Engineering, Computer Science, Information Technology, or Information Systems).
  • Required certification - Security+, Agile Developer certification or Certified Scrum Developer certification, and International Software Testing Qualifications Board (ISTQB).
  • Ten (10) years with Master's or fourteen (14) years with Bachelor's degree of professional experience with research, design, and development of computer and network software or specialized utility programs which may include database maintenance within an application area. Individual shall have experience applying programming concepts in a professional or academic setting and notable experience with applying modern software development methodologies (e.g. agile, DEVOPS/DEVSECOPS) in a professional or academic setting.
  • Specific Experience - Three (3) years' experience in Independent Verification and Validation (IV&V) software testing. Three (3) years' experience in developing automated software tests. Two (2) years' experience in Agile Scrum Master training.

Active DoD Secret Clearance Required


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