Principal, Security Development & Automation

086 NT Mgmt Services Ireland Ltd; Limerick; On-site; EUR 120,000 - 160,000; Full time

Job summary

Northern Trust is seeking a Principal, Security Development & Automation to lead development and automation capabilities that strengthen cyber defense. You will engineer AI-enabled workflows, secure API integrations, and scalable automation patterns across security and IT platforms.

The role requires extensive experience in cybersecurity and software engineering, with hands-on Python development, REST APIs, and familiarity with enterprise AI platforms.

Qualifications

• 15+ years of experience in cybersecurity or related tech disciplines.
• Strong development and automation skills in Python and REST APIs.
• Experience with AI-enabled security workflows and pagination of automation.
• Familiarity with enterprise AI platforms (e.g., AI Foundry) and secure use of AI in production.

Responsibilities

• Design and deliver AI-enabled security workflows and automation patterns.
• Create secure API integrations across security platforms and ITSM/CMDB systems.
• Develop and maintain LLM-based vulnerability scanning and remediation solutions.
• Mentor junior team members and influence security automation roadmaps.

Skills

Python

REST APIs

AI agent workflows

Security automation

Cloud engineering

Infrastructure automation

DevOps

LLM patterns

Tools

Azure AI Foundry

Azure Functions

Logic Apps

GitHub Actions

Terraform

CI/CD pipelines

Job description

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.

The Principal, Security Development & Automation is a senior technical contributor who helps protect Northern Trust by engineering automation-first security capabilities. This role is responsible for designing and delivering AI-enabled workflows, API integrations, playbooks, scripts and platform services that strengthen cyber defense, reduce manual operational burden and make security outcomes more consistent, measurable and repeatable. The Principal Partner works across security engineering, operations, infrastructure, application, risk, audit and technology teams to identify high-value security workflows, translate them into automation patterns and deliver solutions that improve control execution, threat response, vulnerability management, evidence collection and operational resilience.

What You'll Do

Protect Northern Trust Through Security Driven Development and Automation. Build development and automation capabilities that help protect Northern Trust’s technology environment, reduce cyber risk and improve the consistency of security execution. Engineer AI agent-based workflows that support security triage, enrichment, correlation, investigation support, evidence collection, control validation and remediation orchestration. Create secure API integrations across security platforms, ITSM, CMDB, vulnerability management, cloud, network, identity, data and observability tools to connect signals, decisions and actions. Develop reliable workflow automation assets that remove friction from security operations and make high-value controls easier to operate at scale. Partner with security architecture, platform engineering, cloud security, IAM, threat and governance teams to create reusable automation standards, secure engineering patterns, guardrails and operational handoffs.

Key Deliverables

Own development and automation capabilities that help Northern Trust protect critical services and data, including:

• Security workflow automation that accelerates discovery, response, remediation and control validation
• API integrations and reusable playbooks that connect security platforms, enterprise data sources and operational systems of record
• AI-enabled assistants and agents that improve security decision support while respecting enterprise controls, approvals and data protection requirements
• Design and Build LLM-based vulnerability scanning and remediation solutions.
• Integrate LLM capabilities responsibly using enterprise AI platforms such as AI Foundry, approved model providers and vendor AI harnesses to enhance—not replace—security judgment and control execution.
• Develop prompt, retrieval, orchestration, testing and evaluation patterns that make AI-enabled workflows reliable, observable, secure and aligned to enterprise policy.
• Engineer automation with strong authentication, authorization, secrets handling, logging, exception handling, change control and auditability so solutions can be trusted in production security workflows.
• Document architecture, runbooks, decision logic, reusable patterns and operational handoffs so capabilities can be supported, governed and improved over time.
• Influence platform roadmaps, vendor integrations and automation priorities based on risk reduction, control effectiveness, resiliency, stability and reuse.
• Mentor junior team members

What You'll Bring

15+ years of experience in cybersecurity, software engineering, security automation, cloud engineering, platform engineering, infrastructure automation or related technology disciplines. Strong understanding of how development and automation can be used to protect enterprise environments, improve control execution and reduce operational risk. Demonstrated ability to operate as a principal-level technical partner: setting direction, influencing architecture, mentoring engineers, leading complex technical delivery and driving adoption across teams without relying on direct authority. Hands-on development skills in Python, including API consumption, data transformation, automation frameworks, error handling, testing and operational supportability. Experience integrating security, ITSM, cloud, identity, observability or data platforms through REST APIs, webhooks, event-driven patterns, workflow tools or orchestration platforms. Working knowledge of LLM-enabled solution patterns, AI agent workflows, retrieval-augmented generation, prompt engineering, model evaluation, AI guardrails and secure use of enterprise AI platforms. Ability to deliver in a regulated environment with strong attention to audit-ready evidence, access controls, change management, testability, resiliency and production support. Nice to Have Prior experience in financial services, banking, asset servicing, wealth management or another highly regulated industry. Experience with ServiceNow workflows, Vulnerability Response, SecOps, CMDB, ITSM integrations or similar enterprise workflow platforms. Experience with Azure AI Foundry, Azure Functions, Logic Apps, GitHub Actions, Terraform, CI/CD pipelines or cloud-native automation patterns. Experience building automation for vulnerability management, exposure management, threat response, identity security, network security or cloud security operations.

Nice to Have

Prior experience in financial services, banking, asset servicing, wealth management or another highly regulated industry. Experience with ServiceNow workflows, Vulnerability Response, SecOps, CMDB, ITSM integrations or similar enterprise workflow platforms. Experience with Azure AI Foundry, Azure Functions, Logic Apps, GitHub Actions, Terraform, CI/CD pipelines or cloud-native automation patterns. Experience building automation for vulnerability management, exposure management, threat response, identity security, network security or cloud security operations.

Work Authorization

Applicants must have the right to work in Ireland at the time of application and for the duration of employment. Please note that Northern Trust is unable to provide employment permit sponsorship for this role. This includes Critical Skills Employment Permits, General Employment Permits, Intra-Company Transfer Employment Permits, Stamp 1G permissions, and other employment permits under Irish immigration frameworks.

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 [e-mail], or alternatively you can discuss your individual requirements with the recruiter you are working with.

Looking for greater?

You found it. A global financial leader with more than 22,000 employees in 23 locations worldwide, Northern Trust empowers our employees to achieve more than just business goals. Our focus on work-life balance, career mobility and unique opportunities are just a few of the reasons we’ve been named one of the world’s most admired companies.

Terms and Conditions

Candidate Privacy Notice California Applicant Privacy Notice Pay Transparency Nondiscrimination Provision (U.S) Transparency in Coverage Disclosure – North America Northern Trust is committed to working with and providing reasonable accommodations to individuals with disabilities. If, because of a medical condition or disability, you need a reasonable accommodation for any part of the employment process, please email our HR Service Center or call 1-800-807-0302 (North America), [phone] (Asia Pacific), 1800-425-0333 (India), [phone] (Europe, Middle East and Africa) and let us know the nature of your request and your contact information.

APAC/INDIA EEO STATEMENT

It is the policy and practice of Northern Trust to provide equal employment opportunities to all employees and applicants. Northern Trust does not discriminate on the basis of race, colour, religion or belief, nationality, ethnic or national origin, sex, marital status, sexual orientation, disability or age. All employment decisions will be made in a non-discriminatory manner in accordance with our obligations under the law and codes of practice. This includes human resources’ decisions relating to recruitment, terms and conditions of employment, transfers, promotions and access to learning and development.

Canada EEO STATEMENT

Northern Trust is an Equal Opportunity Employer. Hiring and other employment decisions at Northern Trust are made without regard to race, colour, religion, sex, ancestry, national origin, ethnic origin, age, disability, citizenship, veteran status, sexual orientation, record of offences, marital status, family status, or any other characteristic protected by federal, provincial, or local law, regulation, or ordinance.

EMEA EEO STATEMENT

It is the policy and practice of Northern Trust to provide equal employment opportunities to all employees and applicants. Northern Trust does not discriminate on the basis of race, colour, religion or belief, nationality, ethnic or national origin, sex, marital status, sexual orientation, disability or age. All employment decisions will be made in a non-discriminatory manner in accordance with our obligations under the law and codes of practice. This includes human resources’ decisions relating to recruitment, terms and conditions of employment, transfers, promotions and access to learning and development.

USA EEO STATEMENT

It is the policy of The Northern Trust Company to afford equal opportunity in all phases of employment without regard to an individual's age, race, color, religion, creed, gender, national origin, citizenship status, marital status, pregnancy, sexual orientation, gender identity, gender expression, genetic tests and information, physical or mental disability, protected veteran status or any other legally protected status. EEO Know Your Rights (U.S.)