Lead Security Engineer - Application Security

JPMorganChase; Dublin; On-site; EUR 90,000 - 130,000; Full time

Job summary

JPMorganChase is seeking a security engineer to design and implement enterprise-grade security solutions across complex environments. You will develop secure production code, review others’ work, and continuously monitor threats and regulatory guidance to strengthen controls.

You will partner with stakeholders to translate security requirements, architect auditable methods across domains, and leverage AWS services plus Terraform for infrastructure.

Qualifications

• Plan, design, and implement enterprise security solutions across multi-domain environments.
• Advanced proficiency in Python with secure coding practices.
• SDLC understanding and security integration at each stage.
• Strong agile, CI/CD knowledge with tools like Jenkins, GitHub, and Spinnaker; resiliency principles.
• Clear communication with senior leaders on risks, recommendations, and trade-offs.
• Hands-on AWS services (ECS, EC2, Lambda, EventBridge, S3, IAM, CloudWatch, Secrets Manager) and Terraform.
• Experience with enterprise AI-assisted development tools and evaluating AI outputs for security and performance.
• Understanding of responsible AI use and secure data handling.

Responsibilities

• Design and implement enterprise-grade security solutions across complex environments.
• Develop secure production code and conduct thorough code reviews to remediate vulnerabilities.
• Monitor industry insights and regulatory guidance to evolve security controls.
• Partner with stakeholders to understand security requirements and recommend modifications during risk periods.
• Architect and maintain auditable methods across multiple domains and functions.
• Leverage AWS and IaC to build scalable, secure, observable solutions.
• Apply AI-assisted development tools with careful validation of outputs for correctness and security.

Skills

Python security

Security design

CI/CD practices

AWS cloud services

Terraform

Communication with leadership

Tools

Jenkins

GitHub

Spinnaker

Terraform

Go

Java

Job description

Job Description

Join a world-class security engineering team where your expertise directly protects one of the most complex financial institutions in the world. At JPMorganChase, security engineers are empowered to think boldly, solve hard problems, and build solutions that matter — at a scale few organizations can offer. You will work alongside talented technologists and business leaders who are committed to staying ahead of evolving threats, and you will have access to the tools, resources, and support to grow your career in meaningful ways. This is your opportunity to make a lasting impact on the security posture of a global firm.

Job Responsibilities

• Design and implement creative, enterprise-grade security solutions that go beyond conventional approaches to address complex technical and threat-based challenges
• Develop secure, high-quality production code and conduct thorough code reviews to identify and remediate vulnerabilities introduced by others
• Minimize security risk by continuously monitoring industry insights and regulatory guidance to evolve security protocols and assess the effectiveness of existing controls
• Partner with stakeholders and business leaders to understand security requirements and recommend strategic modifications during periods of elevated vulnerability or risk
• Architect and maintain tamper-proof, audit-defensible methods across multiple technical areas and business functions
• Leverage cloud-native services and infrastructure-as-code practices to build scalable, secure, and observable solutions in AWS environments
• Apply enterprise-authorized AI-assisted development tools to accelerate engineering workflows, while critically validating outputs for correctness, security, and performance

Required Qualifications, Capabilities, And Skills

• Demonstrated ability to plan, design, and implement enterprise-level security solutions across complex, multi-domain environments
• Advanced proficiency in Python with a strong focus on security best practices and secure coding standards
• Proficiency across all phases of the Software Development Life Cycle, with an understanding of how security integrates at each stage
• Advanced understanding of agile methodologies and continuous integration and delivery practices, including tools such as Jenkins, GitHub, and Spinnaker, as well as application resiliency and security principles
• Proven ability to communicate effectively with senior business leaders on security risks, recommendations, and technical trade-offs
• Hands‑on experience with AWS cloud services — including Elastic Container Service, Elastic Compute Cloud, Lambda, EventBridge, S3, Identity and Access Management, CloudWatch, and Secrets Manager — as well as Terraform for infrastructure provisioning
• Hands‑on experience using enterprise-authorized AI-assisted software development tools within the work environment (e.g., for coding, test creation, troubleshooting, or documentation) with demonstrated ability to critically evaluate, validate, and refine AI-generated outputs for correctness, performance, and security
• Understanding of responsible AI use in engineering workflows, including data sensitivity considerations, secure handling of inputs and outputs, and adherence to resiliency and security expectations; ability to guide peers on safe and effective usage within team practices

Preferred Qualifications, Capabilities, And Skills

• Familiarity with machine learning methodologies and model training concepts as applied to security use cases
• Experience with AWS Aurora PostgreSQL or other SQL relational database platforms
• Exposure to observability and monitoring tooling such as Dynatrace, Grafana, or Splunk
• Working knowledge of Go or Java programming languages
• Experience with automated functional and integration testing frameworks

ABOUT US

J.P. Morgan is a global leader in financial services, providing strategic advice and products to the world's most prominent corporations, governments, wealthy individuals and institutional investors. Our first-class business in a first-class way approach to serving clients drives everything we do. We strive to build trusted, long-term partnerships to help our clients achieve their business objectives.

We recognize that our people are our strength and the diverse talents they bring to our global workforce are directly linked to our success. We are an equal opportunity employer and place a high value on diversity and inclusion at our company. We do not discriminate on the basis of any protected attribute, including race, religion, color, national origin, gender, sexual orientation, gender identity, gender expression, age, marital or veteran status, pregnancy or disability, or any other basis protected under applicable law. We also make reasonable accommodations for applicants' and employees' religious practices and beliefs, as well as mental health or physical disability needs. Visit our FAQs for more information about requesting an accommodation.

About The Team

Our professionals in our Corporate Functions cover a diverse range of areas from finance and risk to human resources and marketing. Our corporate teams are an essential part of our company, ensuring that we're setting our businesses, clients, customers and employees up for success.