Northern Trust

Sr Lead Software Engineer, AI Security Platform

United States · Work style not stated · Full time

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About the role

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EmployerNorthern Trust
LocationUnited States
Work styleWork style not stated
Employment typeFull time
Employer posted22 Sep 2026

About Northern Trust

As a global leader in innovative wealth management, asset servicing, asset management and banking services, Northern Trust (Nasdaq: NTRS) is proud to guide the world’s most successful individuals, families, corporations and institutions.

Since 1889, we have aligned our efforts with our three guiding Principles That Endure: Service, Expertise, and Integrity. Together, they reflect the three cornerstones of business conduct which we strive to instill in our employees, whom we call partners, and to provide to our clients and the communities we serve worldwide.

With more than 135 years of financial experience and over 24,000 partners, we serve the world’s most sophisticated clients using leading technology and exceptional service.

We are seeking a highly experienced Senior Lead Software Engineer to support technical development of our AI-powered Code Security Scanner platform. This platform leverages frontier AI models and advanced security automation to identify, validate, and report software vulnerabilities across enterprise codebases.

Show full description

This role will be responsible for ongoing development, architectural evolution, and long-term enhancement of the platform. The successful candidate must be equally comfortable designing user-facing applications, building automation, integrating AI services, and securing cloud-native solutions.

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

12+ 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:

$114,500 - 194,700 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.

Reasonable Accommodation

Northern Trust is committed to working with and providing adjustments to individuals with health conditions and disabilities. If you need a reasonable accommodation for any part of the employment process, please email our HR Service Center at MyHRHelp@ntrs.com, or alternatively you can discuss your individual requirements with the recruiter you are working with.

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