Senior Full-Stack & Mainframe Engineer (z/OS, Cloud)

Capital One; Chicago (IL); On-site; USD 179,000 - 205,000; Full time

Job summary

Capital One is seeking a Full-stack Engineer 4 to lead diverse technology projects and mentor a team of developers. You will work across distributed microservices, mainframe modernization, and cloud-based delivery to meet regulatory and customer needs.

You will collaborate with product managers, apply modern languages like Java, Python, Go, and JavaScript, and leverage Docker/Kubernetes and AWS tools for scalable solutions.

Qualifications

• Bachelor's Degree or higher in Computer Science or related quantitative field.
• 4+ years of software engineering experience; internship excluded.
• 2+ years with public cloud platforms (AWS, GCP, Azure) or virtualization.

Responsibilities

• Lead portfolio of diverse tech projects and a team of developers.
• Collaborate with product managers to deliver cloud-based solutions.
• Stabilize legacy mainframe knowledge and migrate to cloud tech.

Skills

Microservices

Cloud computing

Full stack

Technical leadership

API design

DevOps

Open source tooling

CI/CD

Git

Observability

Education

Bachelor's Degree in CS or related

Tools

AWS

Docker

Kubernetes

DB2

Cobol/JCL

GitHub

Job description

Capital One is seeking a Full-stack Engineer 4 to lead diverse technology projects and mentor a team of developers. You will work across distributed microservices, mainframe modernization, and cloud-based delivery to meet regulatory and customer needs.

You will collaborate with product managers, apply modern languages like Java, Python, Go, and JavaScript, and leverage Docker/Kubernetes and AWS tools for scalable solutions.