Sr Principal Software Engineer, AI Security Platform

Platform Ownership

• Serve as a lead technical developer for the AI Code Scanner platform.
• Implement modernization, enhancements, and scalability initiatives
• Mentor junior team members

Front-End Development

• Improve user experience, reporting dashboards, workflow management, and administrative capabilities
• Implement secure authentication and authorization patterns

Backend & AI Engineering

• Maintain and extend orchestration and scanning services.
• Expand and manage integrations with LLM-based security analysis capabilities
• Enhance automated vulnerability analysis, reporting, and verification workflows

Experience

• 15+ years of professional software engineering experience
• 5+ years in a lead, principal, or senior engineering role
• Experience supporting enterprise-scale applications in regulated environments

Technical Skills

• Expert-level React development
• Modern SPA architecture
• REST APIs and authentication integrations
• Expert-level Python development
• API design and integration
• Automation and orchestration frameworks
• Test automation and quality engineering
• Expert-level Python development
• API design and integration
• Automation and orchestration frameworks
• Test automation and quality engineering
• Experience integrating Large Language Models (LLMs)
• Agent-based workflows and automation frameworks
• Application security and vulnerability management

Salary Range

$164,600 - 288,000 USD

Salary range is a good faith estimate of base pay. Northern Trust provides a comprehensive benefits package including retirement benefits (401k and pension), health and welfare benefits (medical, dental, vision, spending accounts and disability), paid time off, parental and caregiver leave, life & accident insurance, and other voluntary and well-being benefits. Northern Trust also provides a discretionary bonus program that may include an equity component.

Work Authorization

Applicants must be authorized to work in the U.S. without the need for employment-based visa sponsorship now or in the future. Northern Trust will not sponsor applicants for U.S. work visa status for this opportunity (no sponsorship is available for H-1B, L-1, TN, O-1, E-3, H-1B1, F-1, J-1, OPT, CPT or any other employment-based visa).

Working with Us

As a Northern Trust partner, you will be part of a flexible and collaborative work culture, which has a strong history of financial strength and stability. Movement within the organization is encouraged, senior leaders are accessible, and you can take pride in working for a company committed to an inclusive workplace and assisting the communities we serve.

Philanthropy is deeply rooted in Northern Trust's history and is an essential element of our culture. Employees around the world give their time and talent to work for the greater good of their communities.