Principal Python Engineer

MSIG USA continues to grow!

Company Overview:

MSIG USA is the US-based subsidiary of MS&AD Insurance Group Holdings, Inc., one of the world’s top P&C carriers and a global Class 15 insurer, with A+ ratings and a reach that spans 40+ countries and regions. Leveraging our 350-year heritage, MSIG USA brings the financial strength, expertise, and global footprint to offer commercial insurance solutions that address your business’s unique risks.

Role Overview :

Join us at the forefront of enterprise AI, building intelligent agentic systems that reason, plan, and take action across complex business workflows. You will design and implement Python-based agents that orchestrate models, tools, and data to automate real-world decision-making s role blends deep engineering with cutting-edge AI—working on everything from agent frameworks and APIs to safety, observability, and performance. If you are excited about shaping how autonomous systems operate in production, this is where you’ll make a tangible impact.

Key Responsibilities Design, develop, and maintain scalable backend systems and APIs using Python.

Lead technical design discussions and contribute to system architecture decisions.

Write clean, testable, and well-documented code following best practices - also with assistance of LLM.Optimize application performance, reliability, and scalability.

Collaborate with product managers, designers, and other engineers to deliver end‑to‑end solutions.

Mentor junior and mid‑level engineers through code reviews, pairing, and technical guidance.

Drive improvements in code quality, tooling, CI/CD, and engineering processes.

Participate in on-call rotations and troubleshoot production issues when needed.

Required Qualifications 8-10 plus years of professional software engineering experience, with strong focus on Python Deep understanding of Python frameworks such as FastAPI, Flask or similar

Experience building and consuming MCPs, RESTful APIs (and/or Graph

QL)
Hands-on experience with cloud platforms - Azure experience preferred.

Solid understanding of software design principles, data structures, and algorithms

Experience with unit testing, integration testing, and test automation

Proficiency with Git and collaborative development workflows

Strong communication skills and ability to work in cross-functional teams.

Preferred Qualifications

Experience with designing and building agentic platforms.

Experience with microservices architecture

Familiarity with Docker, Kubernetes, or container orchestration

Exposure to event-driven systems, message queues (Kafka, Rabbit

MQ)
Knowledge of CI/CD pipelines and Dev Ops best practices

Experience working in high-scale, production environments.

Prior experience mentoring or leading engineers.

SALARY:
The estimated salary range for this position is $ - $200,,000.00 per year. This is a good-faith assessment of the salary range for this position only. In determining the actual salary within this range, MSIG USA will consider a candidate’s relevant experience, location, and other job-related factors.

Additional Benefits:

Healthcare and Retirement Benefits Comprehensive medical, dental, and vision coverage
401(k) with a generous employer match and profit-sharing contribution

Wellness incentive program

Life and accidental death and dismemberment (AD&D) insurance

Flexible spending programs

Short-term and long-term disability plans

Additional Benefit Programs Paid time off program

Paid charitable leave

Paid parental leave

Tuition reimbursement program

Personal insurance (auto/homeowners) discounts#LI-HYBRID#LI-REMOTE, #LI-HYBRID, #LI-ONSITEIt's an exciting time for our company and a great opportunity to join a financially sound and growing global insurance group!

It is the policy of MSIG USA to provide equal employment opportunity (EEO) to all persons regardless of age, color, national origin, citizenship status, physical or mental disability, race, religion, creed, gender, sex, sexual orientation, gender identity and/or expression, genetic information, marital status, status with regard to public assistance, veteran status, or any other characteristic protected by federal, state or local law.

In addition, MSIG USA will provide reasonable accommodations for qualified individuals with disabilities.
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