Senior AI Polyglot Engineer

Msig USA; New Jersey; Hybrid; USD 190,000 - 210,000; Full time

Benefits offered by this job

Healthcare benefits

401(k) with employer match

Job summary

MSIG USA in Warren, New Jersey is hiring a Senior AI Polyglot Engineer to lead domain-wide AI coding agents, spanning UI, services, data pipelines, and Azure infrastructure. You will own design, implementation, and production readiness across underwriting, claims, finance, and reinsurance components.

The role emphasizes accountability for solution quality, security and maintainability, with collaboration across product, business and platform teams. Hybrid work options apply.

Qualifications

• 7+ years of professional software engineering experience
• Experience across multiple technical layers, not limited to one specialty
• Hands-on with .NET/C#, React and Python for automation
• Strong SQL skills and Azure Data Factory experience
• Familiarity with AI coding agents and agentic development practices
• Understanding API design, testing, security, CI/CD and production diagnostics

Responsibilities

• Own engineering work from discovery to release and production support
• Understand domain workflows and data dependencies to guide technical decisions
• Deliver capabilities across UI, services, data pipelines and Azure infrastructure
• Collaborate with stakeholders to clarify requirements and acceptance criteria
• Direct AI coding agents, validate outputs, and ensure security and maintainability
• Maintain and improve existing domain systems and address technical debt

Skills

.NET/C#

React

Python

SQL

Azure

Azure Data Factory

AI coding agents

CI/CD

Education

Bachelor's degree in CS/Engineering

Tools

.Git

Azure DevOps

Job description

## Senior AI Polyglot EngineerApply: Hybrid: NJ-Warren: Full time: Posted Today: JR-001141MSIG 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.**About the Role**We are seeking a **Senior AI Polyglot Engineer** to join a product domain team within our **Commercial Property & Casualty** (P&C) insurance business, supporting areas such as Underwriting, Claims, Finance, and Reinsurance. This role combines broad software engineering expertise with advanced agentic development practices, using AI coding agents to accelerate delivery while maintaining full engineering accountability.As part of the team, you will share end-to-end ownership of the domain's technology capabilities, from understanding business needs and designing solutions through implementation, deployment, production support, and continuous improvement. Your responsibilities span applications, user experiences, services, integrations, databases, data pipelines, and automation.This role is organized around **business capabilities rather than technology layers**. You will work across the components necessary to deliver business outcomes rather than operate exclusively as a frontend, backend, or data engineer. You will collaborate closely with business stakeholders, product colleagues, adjacent domain teams, and shared platform teams.Our technology stack includes .NET/C#, React, SQL, Azure, Python, and data integration and orchestration technologies including Azure Data Factory. **Agentic software development is central to how we deliver solutions**. You will direct AI coding agents throughout planning, implementation, testing, and troubleshooting, while independently validating their output and retaining accountability for solution design, correctness, security, maintainability, and production readiness. **Key Responsibilities** * Own engineering work within your assigned domain from business discovery and solution design through release, production support and ongoing improvement.* Develop an understanding of the domain’s workflows, business rules, data, controls and dependencies; use that understanding to make sound technical decisions.* Deliver complete capabilities across user interfaces, services, APIs, databases, integrations, data pipelines and supporting Azure infrastructure.* Collaborate with product and business stakeholders to clarify requirements, define acceptance criteria, prioritize improvements and evaluate business outcomes.* Translate requirements into bounded agent-executable tasks, supplying relevant context, architectural constraints, repository conventions and verification criteria.* Direct AI coding agents in codebase exploration, implementation, testing, debugging, and documentation, while independently validating their output.* Build reliable applications, integrations, and data movement workflows with appropriate validation, reconciliation, error handling, recovery, observability, and auditability.* Lead technical design decisions, evaluate trade-offs, and recommend practices that improve reliability, maintainability, and delivery effectiveness.* Maintain and improve existing domain systems, addressing technical debt, performance issues, operational failures and changing business requirements.* Coordinate contracts and dependencies with other domain and platform teams while following enterprise architecture, security and governance standards.* Protect sensitive information and control agent access through approved tools, least privilege, secure credential handling and appropriate human approvals.**Required Qualifications** * Seven or more years of professional software engineering experience delivering and supporting production systems.* Demonstrated ownership of business capabilities across multiple technical layers, rather than experience confined to a single development specialty.* Strong hands-on development skills in .NET/C# and React, with practical Python experience for automation, integrations or data processing.* Strong SQL skills covering relational design, query optimization, transactions, data integrity and troubleshooting.* Experience developing and operating solutions on Azure, including building and maintaining Azure Data Factory pipelines.* Demonstrated hands-on experience using AI coding agents beyond autocomplete for complex, multi-file development, automated testing, and iterative debugging.* Experience orchestrating agentic development workflows, including task decomposition, effective prompting, architectural guardrails, and independent validation of AI-generated artifacts.* Understanding of API design, distributed systems, automated testing, security, Git, CI/CD and production diagnostics.* Ability to learn unfamiliar technologies and domain concepts, work through ambiguity and communicate technical decisions clearly.* A degree in computer science, engineering or related discipline, or equivalent practical experience.**Preferred Experience** * Commercial Property & Casualty insurance, particularly Underwriting, Claims or Finance, or other regulated business environments.* Working in cross-functional product teams with ongoing responsibility for both delivery and operation of their systems.* Modernizing established applications and connecting transactional systems with data-processing platforms.* Experience with advanced agentic development practices, including repository-level instructions, reusable agent skills, MCP integrations, and multi-agent workflows.SALARY: The estimated salary range for this position is $190,000.00 - $210,000.00 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-ONSITE