The Trade Desk
Senior Software Engineer - Platform Security
New York · Senior
Sponsorship not specifiedDetected 2 days ago
JavaC++C#Distributed SystemsCode ReviewAWSAzureCloud PlatformsKubernetesSite Reliability EngineeringMachine LearningCybersecurityIncident ResponseLeadershipCommunicationCollaborationMentoring
About the role
- This role sits at the intersection of software engineering, reliability, and security.
- We are a global team with different backgrounds, experiences and perspectives.
- Make and influence architectural decisions that balance security, reliability, scalability, and developer experience
Responsibilities
- Lead the design, implementation, and long‑term evolution of large‑scale security services, from architecture through production operations
- Own complex, cross‑cutting initiatives spanning authentication, authorization, identity, and secure access
- Drive high‑quality engineering practices, including testing, observability, operational readiness, and incident response
- Build and maintain shared libraries and frameworks that standardize authentication, authorization, and security best practices across the company
- Partner closely with engineers, SREs, and stakeholders across teams to deliver secure‑by‑default platforms
- Mentor and guide other engineers through code reviews, design discussions, and technical leadership
- Participate in on‑call rotations and lead incident response for security‑critical systems
- Previous Lead experience is desired in this role
Requirements
- 7+ years of established experience in a high scale environment that values infrastructure as code capabilities
- Proven experience designing and delivering distributed systems at scale
- Strong communication and collaboration skills, with a track record of mentoring other engineers
- You have a Bachelor's/Master's level degree in a computer-science or relevant engineering related field or equivalent experience.
Nice to have
- Experience designing or operating identity and access management (IAM) systems
- Background in security engineering or site reliability engineering
- Interest in applying automation or AI to improve security posture and resilience
- Variety of technical opportunity is one of the best things about working at The Trade Desk as a software engineer which is why we do not expect you to know every technology we use when you start.
- What we care about is that you can learn quickly and find solutions to complex problems using the optimum tools for the job.
- What you know is less important than how well you learn and innovate.
- We don't need engineers who know all the answers
- we need engineers who can invent the answers no one has thought of yet, to the questions yet to be asked.
Skills
- Advertising powers the content people love.
Compensation
- In accordance with various US state laws, the range provided is the Trade Desk's reasonable estimate of the base compensation for this role.
Company info
- The Platform Security team builds foundational systems that enable secure, reliable operation of The Trade Desk at scale.
- We focus on making security resilient, developer‑friendly, and deeply integrated into the platform.
- Our team builds and operates critical services including:
- Authentication and authorization for users and services
- Workload identity (SPIFFE / SPIRE‑based)
- Secrets and certificate management
- Security health monitoring and risk mitigation
- Golden images, just‑in‑time access, and secure shared libraries
- We partner with teams across the company to deliver tools, libraries, and frameworks that run across Kubernetes, cloud environments (Azure, AWS, Aliyun), and on‑prem infrastructure, supporting a global fleet of 15,000+ machines.
- Our Software Engineers are end-to-end owners who will participate in all aspects of designing, building, and delivering data-focused products for our stakeholders.
- At The Trade Desk we believe that each opportunity to engage with all internal and external stakeholders, is unique.
- This means y ou will have the opportunity, based on your interests and background, to work on large-scale distributed systems coordinating thousands of servers in cloud and physical data centers around the world, petabyte-scale data challenges, machine learning, advanced visualizations, and interactive user interfaces - to name a few.
- Our system performs all day, every day serving global traffic.
- It's important we focus on quality at scale in an agile environment that is based on collaboration, ownership, and trust.
Apply directly at The Trade Desk →Create a free account for alerts like thisView The Trade Desk immigration profile
This listing is sourced directly from The Trade Desk's careers page and normalized into a canonical job model.