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Senior Python Software Engineer Jobs in Portsmouth, NH

Senior Software Engineer

Portsmouth, NH · On-site

$124.80K - $164.60K/yr

We're A Good Fit If You Have: * 3 years of Python programming and/or JavaScript experience. * 3 ... Software development lifecycle with an emphasis on turning requirements into code. Other ...

Writing and debugging code in languages such as C#, Java, Python, or C++ * Participating on an ... Software Engineering, Biomedical Engineering (with computational focus), or related field

Senior Software Engineer

Kittery, ME · On-site

$124.70K - $164.40K/yr

SAIC is seeking a Senior Software Engineer to support the Portsmouth Naval Shipyard (PNSY) Information Technology Programs for the Dept of the Navy. This role involves designing, developing, and ...

Senior Software Engineer

Kittery, ME · Hybrid

$124.70K - $164.40K/yr

ORA_ON_SITE Description SAIC is seeking a Senior Software Engineer to support the Portsmouth Naval Shipyard (PNSY) Information Technology Programs for the Dept of the Navy. This initiative leverages ...

Senior Software Engineer

Kittery, ME · Hybrid

$124.70K - $164.40K/yr

ORA_ON_SITE Description SAIC is seeking a Senior Software Engineer to support the Portsmouth Naval Shipyard (PNSY) Information Technology Programs for the Dept of the Navy. This initiative leverages ...

Senior Software Engineer

Portsmouth, NH · Hybrid

$124.80K - $164.60K/yr

Five or more years of software engineering experience * Strong background in business operations and strategies, including global technology and financial services trends * Hands-on involvement with ...

Sr. Software Engineer

Portsmouth, NH

$124.80K - $164.60K/yr

... programming interface, software development kit, game engine integration, and platform development. Design and develop new use cases and methods of interaction using 6DOF motion tracking controllers ...

Senior Software Engineer

Portsmouth, NH · Hybrid

$124.80K - $164.60K/yr

Five or more years of software engineering experience * Strong background in business operations and strategies, including global technology and financial services trends * Hands-on involvement with ...

Senior Software Automation Test Engineer

Essex, MA · On-site

$116.70K - $151.60K/yr

Senior Software Automation Test Engineer Duration: Full Time Role Location: Essex County, MA ... Proficient with Python and other scripting languages and tools. Must be proficient with C, and ...

Senior Software Automation Test Engineer

Essex, MA · On-site

$116.70K - $151.60K/yr

Senior Software Automation Test Engineer Duration: Full Time Role Location: Essex County, MA ... with Python and other scripting languages and tools. • Must be proficient with C, and other ...

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Senior Python Software Engineer information

See Portsmouth, NH salary details

$56K

$144.7K

$198.7K

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

As of May 31, 2026, the average yearly pay for senior python software engineer in Portsmouth, NH is $144,667.00, according to ZipRecruiter salary data. Most workers in this role earn between $123,800.00 and $166,600.00 per year, depending on experience, location, and employer.

What are the key skills and qualifications needed to thrive as a Senior Python Software Engineer, and why are they important?

To thrive as a Senior Python Software Engineer, you need advanced proficiency in Python programming, strong problem-solving abilities, and a solid background in computer science or a related field. Familiarity with frameworks like Django or Flask, experience with version control systems such as Git, and knowledge of cloud platforms and CI/CD tools are typically required. Leadership, effective communication, and mentorship skills help you collaborate with teams and guide junior developers. These skills ensure the delivery of robust, scalable software solutions and foster a productive, innovative development environment.

What are some common challenges faced by Senior Python Software Engineers when leading complex projects, and how can they be addressed?

Senior Python Software Engineers often face challenges such as balancing hands-on coding with mentoring junior team members, managing technical debt, and designing scalable solutions. Successfully addressing these challenges involves clear communication, proactive code reviews, and effective prioritization of tasks. Collaborating closely with cross-functional teams and fostering a culture of knowledge sharing can also help ensure project success and team growth.

What does a Senior Python Software Engineer do?

A Senior Python Software Engineer designs, develops, tests, and maintains complex software applications using the Python programming language. They often lead or mentor junior developers, architect software solutions, and ensure best coding practices are followed. These professionals collaborate with cross-functional teams to deliver scalable and efficient systems, troubleshoot issues, and optimize application performance. Their expertise includes advanced knowledge of Python frameworks, libraries, and development tools, as well as experience with databases, APIs, and cloud services.

What is the difference between Senior Python Software Engineer vs Python Developer?

AspectSenior Python Software EngineerPython Developer
Required CredentialsBachelor's degree in CS or related field, experience in software engineeringBachelor's degree in CS or related field, coding proficiency
Work EnvironmentDesigning complex systems, leading projects, mentoringWriting code, developing applications, debugging
Employer & Industry UsageTech companies, startups, enterprise softwareWeb development, data analysis, automation projects
Common Search & Comparison IntentUnderstanding senior-level roles, responsibilities, and skillsEntry to mid-level coding roles, project involvement

The main difference between a Senior Python Software Engineer and a Python Developer lies in experience, responsibilities, and scope. Senior engineers typically lead projects, design system architecture, and mentor junior staff, while Python Developers focus on coding, application development, and implementation. Both roles require strong Python skills and relevant credentials, but senior roles demand more experience and leadership capabilities.

What are popular job titles related to Senior Python Software Engineer jobs in Portsmouth, NH? For Senior Python Software Engineer jobs in Portsmouth, NH, the most frequently searched job titles are:

$124.80K - $164.60K/yr

Full-time

Posted 19 days ago


Job description

Description

Do you have the skills-and drive-to join a tech team that's working to digitally transform a trillion-dollar industry? From test-driving the latest technologies to creating intuitive consumer apps, Liberty Mutual is constantly innovating and creating industry-leading solutions that provide peace of mind for our customers worldwide. As a principal software engineer at Liberty Mutual, you'll consult on highly complex projects and solve technical problems, while working in an agile environment that has the creative energy of a start-up-and the full backing and comprehensive benefits of a Fortune 100 company.

We encourage you to apply and bring your expertise if you're a:

  • Technical problem solver: Going far beyond simply developing error-free source code, test scripts, components and system architectures, you'll document and build deployment guides aimed at maintaining robust, relevant software
  • Customer-centric engineer: Putting clients' needs first, you'll translate customer requirements into technical applications and support the implementation of new software
  • Motivated mentor: Exercise your technical chops while coaching and collaborating with junior software engineers.
  • Forward thinker: Merely fixing a problem isn't enough - using your proactive mindset and initiative, you'll also identify opportunities to enhance performance, quality and efficiency

Job Introduction:

  • We are looking for a Senior software engineer to join our Small Commercial Service team in Service Experience portfolio within USRM Technology organization. If selected, you will have the opportunity to leverage your skills to build tools and solutions used to enable Customer and Agent Service Support for our Small Commercial business USRM. The Small Commercial Digitization activity is growing rapidly, and this role offers an exciting opportunity to help shape that journey.
Qualifications
  • Strong foundation in data structures, algorithms, and software engineering principles, with proficiency in languages like Python or Java.
  • Proficiency in software engineering languages and tools, including Java, React, Node.js, Spring Boot, AWS and RESTful services, RDS.
  • A self-starter mindset with strong self-learning capabilities and the ability to move fast and adapt in an ever-evolving AI environment.
  • Highly independent and proactive, with a strong ability to learn, execute, manage priorities and create initiatives.
  • Creativity and initiative able to pitch and prototype ideas with minimal oversight.

Experience

  • Five or more years of software engineering experience
  • Strong background in business operations and strategies, including global technology and financial services trends
  • Hands-on involvement with layered systems architectures, designs and shared software concepts
  • Familiarity with functional and system integration testing
  • Experience working in an agile environment

Skills

  • Excellent negotiation, facilitation and consensus-building capabilities
  • Openness and adaptability to respond to fast-moving circumstances
  • Proficiency in multiple object-oriented programming languages and tools
  • Excellent oral and written communication skills
  • Aptitude for working in teams

Knowledge

  • In-depth knowledge of diverse and emerging technologies, architectural concepts and principles
  • A deep understanding of layered solutions and designs
  • Awareness of policies regarding security and privacy
  • Understanding of backlog tracking, burndown metrics and incremental delivery

Employees may apply for a new role after completing 12 months of employment in their current position.

About Us

Pay Philosophy: The typical starting salary range for this role is determined by a number of factors including skills, experience, education, certifications and location. The full salary range for this role reflects the competitive labor market value for all employees in these positions across the national market and provides an opportunity to progress as employees grow and develop within the role. Some roles at Liberty Mutual have a corresponding compensation plan which may include commission and/or bonus earnings at rates that vary based on multiple factors set forth in the compensation plan for the role.At Liberty Mutual, our goal is to create a workplace where everyone feels valued, supported, and can thrive. We build an environment that welcomes a wide range of perspectives and experiences, with inclusion embedded in every aspect of our culture and reflected in everyday interactions. This comes to life through comprehensive benefits, workplace flexibility, professional development opportunities, and a host of opportunities provided through our Employee Resource Groups. Each employee plays a role in creating our inclusive culture, which supports every individual to do their best work. Together, we cultivate a community where everyone can make a meaningful impact for our business, our customers, and the communities we serve. We value your hard work, integrity and commitment to make things better, and we put people first by offering you benefits that support your life and well-being. To learn more about our benefit offerings please visit: https://LMI.co/BenefitsLiberty Mutual is an equal opportunity employer. We will not tolerate discrimination on the basis of race, color, national origin, sex, sexual orientation, gender identity, religion, age, disability, veteran's status, pregnancy, genetic information or on any basis prohibited by federal, state or local law.Fair Chance Notices

  • California
  • Los Angeles Incorporated
  • Los Angeles Unincorporated
  • Philadelphia
  • San Francisco
Employment Type: FULL_TIME