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Sr Python Engineer Jobs in Lowell, MA (NOW HIRING)

Worldpay

Senior Python Software Engineer

Boston, MA · On-site +1

$119K - $179K/yr

We're looking for a Senior Python Engineer to join our ever evolving Pazien team and help us unleash the potential of every business. The Pazien engineering team is seeking a Platform engineer who ...

Worldpay

Senior Python Software Engineer

Boston, MA

$119K - $179K/yr

We'relooking for aSenior Python Engineerto join ourever evolvingPazienteamandhelp us unleash the potential of every business. ThePazienengineering team is seeking a Platform engineer who can build ...

Hitachi

Python Engineer (Early-Career)

Waltham, MA · On-site

$86K - $108K/yr

The role As a Python Software Engineer, you will contribute to the development, testing, deployment ... You will work closely with senior engineers and team members to analyze requirements, write high ...

Judge Group, Inc.

Full Stack Python Developer

Boston, MA · On-site

$60 - $75/hr

Senior Full Stack Python Developer - Network Automation Type: Contract - 6+ months Location: Boston or Quincy, MA - 4 days a week onsite Overview Seeking a senior full stack Python developer with ...

Ecovent

Senior Software Engineer

Boston, MA

$133K - $175K/yr

Are you an experienced full-stack Python developer who can solve tough technical problems ... Our Senior Software Engineer role can jump into many technical areas, design and implement clean ...

TriOptus LLC

Python Full Stack Developer

Boston, MA · On-site

This role is ideal for a Lead or Senior Engineer who thrives as an individual contributor and wants ... Experience with key Python Libraries (pandas, NumPy) required * Experience in frontend development ...

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All JobsSr Python Engineer JobsSr Python Engineer Jobs in Lowell, MA

Sr Python Engineer information

See Lowell, MA salary details

$22.8K

$138.8K

$200.8K

How much do sr python engineer jobs pay per year?

As of Jul 14, 2026, the average yearly pay for sr python engineer in Lowell, MA is $138,819.00, according to ZipRecruiter salary data. Most workers in this role earn between $109,600.00 and $163,100.00 per year, depending on experience, location, and employer.

What does a Sr Python Engineer do?

A Sr Python Engineer is an experienced software developer who specializes in designing, developing, and maintaining applications using the Python programming language. They often lead projects, mentor junior engineers, and work on complex problems that require deep technical expertise. Their responsibilities may include writing efficient code, optimizing performance, integrating with APIs or databases, and ensuring the overall quality of software solutions. Additionally, they may collaborate with cross-functional teams to deliver robust and scalable applications.

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

To thrive as a Sr Python Engineer, you need advanced proficiency in Python programming, strong knowledge of software design patterns, and experience with scalable application development, often supported by a degree in computer science or related field. Familiarity with frameworks like Django or Flask, version control systems such as Git, and cloud platforms like AWS or Azure is typically required, with certifications in cloud or Python development considered a plus. Excellent problem-solving abilities, strong communication, and leadership skills help you collaborate effectively and mentor junior engineers. These competencies are critical for delivering robust, efficient solutions and driving technical excellence within development teams.

What is the difference between Sr Python Engineer vs Python Developer?

AspectSr Python EngineerPython Developer
Required CredentialsBachelor's degree in CS or related field, experience in Python, often some leadership skillsBachelor's degree in CS or related field, strong Python skills, often less emphasis on leadership
Work EnvironmentTeam lead, project architect, involved in system design and optimizationCode writing, feature development, bug fixing
Employer & Industry UsageTech companies, startups, enterprise softwareWeb development, data analysis, automation projects

While both roles require strong Python skills, Sr Python Engineers typically have more experience, leadership responsibilities, and involvement in system architecture, whereas Python Developers focus more on coding and feature implementation.

What are some common challenges Sr Python Engineers face when working on large-scale applications?

Sr Python Engineers often encounter challenges related to maintaining code quality and scalability as applications grow. Managing dependencies, ensuring optimal performance, and coordinating with cross-functional teams can be complex, especially in distributed systems. Additionally, integrating new technologies or frameworks while maintaining backward compatibility requires careful planning and communication. Proactive code reviews, clear documentation, and collaborative problem-solving are essential to overcoming these challenges.
What are popular job titles related to Sr Python Engineer jobs in Lowell, MA? For Sr Python Engineer jobs in Lowell, MA, the most frequently searched job titles are:
What job categories do people searching Sr Python Engineer jobs in Lowell, MA look for? The top searched job categories for Sr Python Engineer jobs in Lowell, MA are:
Sr Python Engineer jobs near you
Sr. Python Robotics Engineer

Sr. Python Robotics Engineer

Accord Technologies Inc.

Waltham, MA • On-site

Full-time

Re-posted 28 days ago

Job description

Job Title: Sr. Python Robotics Engineer 
Location: Waltham, MA
Duration: FTE 
No of positions: 6
Visa type: Only visa independent candidates.(No sponsorship)
 
 
Key Responsibilities 
  • Architect and implement real-time robotic control loops in Python with deterministic performance (<1ms jitter). 
  • Extend and optimize CPython internals (GIL modeling, garbage collector zones, bytecode tracing) for robotics use cases. 
  • Build high-performance Python bridges using Cython, PyO3, and native extensions to interface with embedded systems. 
  • Develop and deploy control systems implementing PID, LQR, and MPC in production robotic applications. 
  • Engineer sensor fusion pipelines integrating IMU, LiDAR, and computer vision streams. 
  • Integrate Python with SPI, I2C, CAN buses and coordinate with RTOS (FreeRTOS, Zephyr) for real-time operation. 
  • Design safety-critical robotics software in compliance with ISO 26262, DO-178C, IEC 61508. 
  • Create failover logic, watchdogs, and fault injection frameworks to ensure resilience in deployed robots. 
  • Lead the development of digital twins, motion planning, and middleware for dynamic robot fleets. 
  • Collaborate with cross-functional research teams in autonomy, perception, and embedded engineering. 


Required Qualifications 

  • Bachelor’s or Master’s degree in Computer Science, Robotics, or Electrical Engineering (PhD preferred). 
  • 8-12 years total experience in software engineering, with at least 6+ years in robotics-focused Python development. 
  • Proven track record in designing, deploying, and controlling real robots (drones, manipulators, autonomous vehicles). 
  • Strong expertise in ROS2 (DDS tuning, custom nodes) and robotic simulation frameworks (Isaac, Mujoco, PyBullet). 
  • Experience writing or modifying firmware for ARM/RISC-V and coordinating with Python runtime. 
  • Strong background in safety-critical systems engineering and formal verification (TLA+, SMV). 
  • Contributions to open-source robotics or Python runtime projects. 
  • Experience building motion planning algorithms in pure Python. 
  • Hands-on development of digital twins with near real-time sync (<5ms loop). 
  • Familiarity with blockchain or edge-computing architectures for robotics fleets. 

Disqualifiers: Candidates will not be considered if they: 

  • Only use Python for scripting, web, or data science. 
  • Have simulation-only robotics experience without real hardware deployment. 
  • Lack experience in low-level integration (SPI/I2C/CAN) or real-time firmware. 
  • Cannot demonstrate sub-1ms loop control experience in robotics