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Senior Python Developer Jobs in Ellington, CT (NOW HIRING)

Deloitte

Senior Data Engineer

Hartford, CT · Hybrid

$106K - $145K/yr

Python, PySpark, Spark SQL, SQL Server * Azure (ADF, ADLS Gen2, Key Vault, Azure Monitor ... Git / Azure DevOps * Deep Spark internals (DAG optimization, spill analysis, skew handling) * Delta ...

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Senior Python Developer information

See Ellington, CT salary details

$56.1K

$144.9K

$199.1K

How much do senior python developer jobs pay per year?

As of Aug 19, 2026, the average yearly pay for senior python developer in Ellington, CT is $144,932.00, according to ZipRecruiter salary data. Most workers in this role earn between $124,000.00 and $166,900.00 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 cities near Ellington, CT are hiring for Senior Python Developer jobs?

Cities near Ellington, CT with the most Senior Python Developer job openings:

Senior Python Developer jobs near you
Infographic showing various Senior Python Developer job openings in Ellington, CT as of August 2026, with employment types broken down into 1% Internship, 87% Full Time, 4% Part Time, and 8% Contract. Highlights an 80% Physical, 6% Hybrid, and 14% Remote job distribution, with an average salary of $144,932 per year, or $69.7 per hour.

2471m - Sr Engineer, Transmission System Planning

MRINetwork Jobs

Berlin, CT • On-site

Full-time

Re-posted 24 days ago

Job description

The Senior Engineer in Transmission System Planning provides transmission-focused subject matter expertise in power system studies and project development by carrying out assignments associated with the modeling and development of the transmission system.

The role requires extensive experience associated with modeling, analyses, and planning level designs of transmission lines and substation facilities in an electric power system. Typical reliability studies include analyses of power flow, transient stability, short circuit, and electromagnetic transients. This position also represents the company on regional and national transmission committees regarding transmission planning matters for NEPOOL, NERC, NPCC, and ISO‑NE.

Responsibilities

  • Independently develop and maintain the system models for transmission studies including collection, review or modification of a variety of electric system parameters: equipment ratings, impedances, contingency sets, protection and control parameters, as well as system topology
  • Conducts adequacy assessments and develops options to meet delivery objectives with latitude for independent action and decision making. Identifies key technical issues and develops solutions
  • Responsible for understanding, interpreting and applying industry and corporate transmission planning standards and the regulations of Federal, State and Local authorities
  • Represents the department and the company on various industry related committees
  • Participates with other utilities and ISO NE planning staff in the preparation of regional transmission expansion studies
  • Employs teamwork with engineers in System Planning, Transmission Asset Strategy, and engineers and operating personnel elsewhere in Electric Operations in performing analyses and providing technical support in planning and operations
  • Plans, develops and collaborates with others to implement and manage the transmission assets life cycle plan
  • Communicates clearly and effectively verbally and in writing the results of analyses and action plan.
  • Trains junior staff in technical analyses and procedures

Qualifications

  • BSEE, Power Systems, required, an advanced degree, MSEE or MBA preferred
  • Professional Engineer’s License (PE) preferred
  • 5+ years of electric utility power systems experience, including transmission system planning, engineering or operations
  • Proficiency in Power System Analytics: PSSE, TARA, ASPEN, PSCAD or similar, and programing languages e.g. Python
  • Knowledge of new technologies including photovoltaic solar, electric vehicles, and battery storage (PV, EV, BESS)
  • Knowledge of National, State and other planning standards and reliability criteria
  • Excellent interpersonal and communication skills, and the ability to develop strategic partnerships
  • Ability to achieve desired results by setting high standards for self and others and accepts responsibility for outcomes
  • Skilled in working cross functionally

 

Company Brief:

Fortune 500 diversified energy services firm (electric utility / gas utility) that has been providing energy products and services throughout the northeast United States for 100 years

Sr Engineer, Transmission System Planning - 2471m

Visit our website for more details www.mriheadhunter.com

This position is being offered through Management Recruiters of Bonita Springs, Inc., who proudly supports Affirmative Action and Equal Opportunity Employment.  We are committed to workforce diversity.  M/F/D/V are encouraged to apply.  Unable to offer immigration related sponsorship at this time.

Key Words:

Electric Transmission power system planning studies simulation modeling engineering strategy projects expansion policy Licensed PE NERC NPCC ISO-NE PSSE TARA ASPEN PSCAD Python