Top Platform Engineer Jobs in Chicago, IL

Design, build, and maintain internal front-end trading tools, dashboards, and supporting APIs. Partner with traders, Risk, and Technology to gather requirements, improve performance, reliability, and scalability, and provide production support for real-time, high-throughput trading systems.

As a Senior z/OS Platform Engineer, you will enhance mainframe software systems, support infrastructure tasks, and mentor team members.

Designs and operates ServiceNow platform services and developer productivity tooling. Builds reusable CI/CD modules, automates provisioning and compliance, hardens pipelines with security controls, improves observability, and leads migrations/upgrades and incident response. Documents standards and runbooks, mentors engineers, and supports critical escalations to shorten delivery lead time and improve reliability.

Provide 3rd-level support and engineering for end-user compute and mobile devices. Design and document setup, installation, patching, and support processes. Test and deploy Intune/Autopilot/Azure Virtual Desktop solutions, troubleshoot endpoint management issues, collaborate with architecture and support teams, and manage supplier performance to meet service targets.

As a Lead Platform Engineer, you'll improve software engineering practices, lead solutions for scalability and resilience, and mentor team members while utilizing various DevOps tools in an Agile environment.

Lead Platform Engineer responsible for designing, implementing, and maintaining Connex applications on HPE NonStop platforms. Champion data integrity, security, performance, and business continuity for debit card transaction processing. Collaborate with product owners and Agile teams to deliver, test, and deploy changes, mentor engineers, and improve engineering practices across production and test environments.

Lead enterprise platform strategy and architecture for cloud, data, and AI platforms (Fabric, Databricks, Synapse, OpenAI/Foundry). Own platform lifecycle, establish standards and guardrails, drive modernization and cost optimization, influence governance, mentor senior engineers, and partner with executives to translate strategy into platform capabilities.

The engineer will build and operate AI/ML infrastructure, managing services on AWS and bare metal, using tools like Kubernetes and Terraform.

The Principal Software Engineer will lead platform initiatives, promote AI usage, ensure architecture stability, mentor engineers, and influence technical strategy across teams.

Provide technical leadership for foundational platform services: architect, build, and operate distributed cloud-native systems; drive cross-team architecture and standards; mentor engineers; lead incident responses; introduce AI-assisted engineering practices to improve productivity, reliability, and developer experience.

Design, build, and operate the core data warehouse, ingestion, orchestration, and cataloging platform. Develop batch and streaming pipelines, ensure data quality, governance, observability, and provide ML data platform capabilities. Lead architecture, improve platform reliability and performance, and collaborate with product, engineering, data science, security, and compliance teams.

Operate on-call shifts to monitor platform and merchant performance, coordinate and lead incident response, communicate with customers and senior management, analyze incident trends, drive root-cause investigations and preventative actions, improve monitoring/observability tooling and automation, and partner with engineering/product teams to increase platform reliability.

The Senior Platform Engineer will develop and support Workday solutions, collaborate with various teams, and enhance human resource technologies for Capital One.

Design, deploy, and operate enterprise-grade Red Hat OpenShift platforms across on-prem and cloud. Own cluster provisioning, hardening, workload onboarding, developer enablement, and ongoing operations. Partner with application, security, and infrastructure teams to deliver stable, secure, and developer-friendly container platforms, and drive continuous improvement.

Lead the technical strategy for Coinbase's Data Platform, architecting data systems for AI/ML workloads and ensuring data reliability, performance, and cross-functional alignment.

Lead design and delivery of backend-focused full-stack features for the Business Platform. Build APIs, data models, and reliable parsers, ensure secure resilient systems, mentor engineers, drive estimates and quality, collaborate with Growth on data-driven features, and integrate AI tooling into development workflows.

As a Senior Software Engineer, you will develop systems, enhance AI tooling, mentor team members, and oversee project management in a collaborative environment.

Lead design and implementation of the Tax platform: build scalable, fault-tolerant systems, improve extensibility, mentor engineers, drive technical strategy and roadmap, collaborate cross-functionally, improve reliability/incident response, and build AI guardrails to safely leverage agentic LLMs for tax compliance.

As a Senior Software Engineer on the Data Platform team, you'll enhance the data infrastructure, develop ETL pipelines, maintain data quality, collaborate across teams, and mentor junior engineers.

Lead design, implement, test, and support ZAIDYN cloud-native SaaS platform features. Drive full-stack development (frontend/backend), CI/CD, automated testing, code reviews, and technical design. Mentor engineers, run Scrum ceremonies, collaborate with product and QA, research new technologies, and ensure product quality and scalability. May travel to client sites.

Build and operate durable, distributed enterprise systems: implement Java services, Temporal workflows, and Kafka pipelines; design and run Kubernetes-native infrastructure on AWS; lead migrations and platform modernization; consult with clients, ensure CI/CD/GitOps delivery, and enable observability and reliability for application teams.

Design, build, and scale backend microservices and APIs for high-volume financial and transactional systems. Implement secure integrations with payment processors and banks, develop data-driven account and transaction services, ensure data integrity and performance, and collaborate cross-functionally to deliver production-grade fintech features with strong development practices.

Work as a senior platform engineering team member to design, implement, deploy and maintain analytics environments and data services. Collaborate with product owners, troubleshoot and optimize capacity, automate CI/CD and cloud deployments, prototype innovations, and train users to ensure system availability and quality.

Design, implement, and maintain scalable hybrid multi-cloud Kubernetes platforms at massive scale. Ensure high reliability, integrate open-source observability tools, provide technical direction, operate large Linux environments across cloud and data centers, handle on-call duties, and mentor junior engineers.

Designs, implements, and supports production DevOps/platform systems for translational data science. Duties include incident triage, monitoring and analytics, CI/CD for hybrid cloud, security automation, and managing AI/ML infrastructure (on-prem GPUs and cloud services). Provides technical leadership, mentors team members, and collaborates on architecture and process improvements.