Senior Lead Software Engineer, Full Stack

Do you love building and pioneering in the technology space Do you enjoy solving complex business problems in a fast-paced collaborative inclusive and iterative delivery environment At Capital One youll be part of a big group of makers breakers doers and disruptors who solve real problems and meet real customer needs. We are seeking Full Stack Software Engineers who are passionate about marrying data with emerging technologies. As a Capital One Senior Lead Software Engineer youll have the opportunity to be on the forefront of driving a major transformation within Capital One.

Who We Are

Capital Ones Enterprise Platforms Technology builds and operates many of Capital Ones most important enterprise platforms. We establish engineering practices reusable platform capabilities and production-ready patterns that help teams deliver reliable secure and scalable technology solutions across the company. The AI Harness Engineering team is focused on enabling governed AI-native software delivery. We build the tools contracts evaluation systems and release controls that allow engineering teams to use approved AI models and coding agents with enterprise-grade quality traceability and operational discipline.

What Youll Do:

• Lead a portfolio of diverse technology projects and a team of developers with deep experience in distributed microservices and full-stack systems to create solutions that help meet regulatory needs for the company

• Lead the design and implementation of AI-native software engineering harnesses that use approved models coding agents and developer workflows in governed control-plane capabilities

• Build agentic workflow orchestration systems that support planning code generation validation retry loops human checkpoints and controlled promotion through delivery environments

• Define and implement typed input/output contracts schemas metadata capture and workflow state models that make agentic execution auditable and repeatable

• Develop trace capture observability and debugging capabilities for AI-assisted engineering workflows including prompt/output lineage tool-call traces model/runtime metadata and failure analysis

• Integrate evaluation results into CI/CD and release workflows including quality gates for fidelity build correctness accessibility security performance and human-review outcomes

• Build reusable APIs services developer tooling dashboards and reference implementations that enable teams to adopt AI-native engineering practices consistently

• Utilize programming languages like JavaScript Java HTML/CSS TypeScript SQL Python and Go Open Source RDBMS and NoSQL databases Container Orchestration services including Docker and Kubernetes and a variety of AWS tools and services

• Collaborate with digital product managers and deliver robust cloud-based solutions that drive powerful experiences to help millions of Americans achieve financial empowerment

• Partner with application teams to migrate complex software and digital experiences using governed agentic workflows while preserving engineering quality customer experience and enterprise controls

• Collaborate with Cyber Risk Responsible AI Architecture Product and Platform teams to ensure solutions meet enterprise standards for security auditability compliance and operational readiness

• Write architecture proposals design documents runbooks and technical guidance that help scale harness engineering patterns across teams

• Share your passion for staying on top of tech trends experimenting with and learning new technologies participating in internal & external technology communities mentoring other members of the engineering community and from time to time be asked to code or evaluate code

Basic Qualifications:

• Bachelors Degree

• At least 6 years of experience in software engineering (Internship experience does not apply)

• At least 1 year experience with cloud computing (AWS Microsoft Azure Google Cloud)

• Masters Degree

• 9 years of experience in at least one of the following: JavaScript Java TypeScript SQL Python or Go

• 4 years of experience utilizing open-source frameworks to build production-grade applications.

• 4 years of experience with cloud-native architectures microservices APIs containers Kubernetes serverless platforms or event-driven systems using AWS GCP or Microsoft Azure.

• 2 years of experience with CI/CD automated testing quality gates developer productivity platforms or observability frameworks (such as OpenTelemetry for logging metrics tracing and dashboards).

• 2 years of experience working within an Agile delivery environment utilizing Agile practices and frameworks.

• 1 years of experience integrating LLM APIs building application workflows around generative models or deploying AI-assisted developer tools into production or enterprise software workflows.

• 1 years of experience building or operating software evaluation frameworks automated testing runners regression test suites or telemetry pipelines schema-driven development or workflow orchestration.

• 1 years of people management experience

• Experience collaborating with cybersecurity risk compliance or data governance stakeholders to deliver software within a regulated enterprise environment.

• Experience leveraging interactive AI tooling to accelerate productivity utilizing capabilities beyond basic code completion

Capital One will consider sponsoring a new qualified applicant for employment authorization for this position.

The minimum and maximum full-time annual salaries for this role are listed below by location. Please note that this salary information is solely for candidates hired to perform work within one of these locations and refers to the amount Capital One is willing to pay at the time of this posting. Salaries for part-time roles will be prorated based upon the agreed upon number of hours to be regularly worked.

Candidates hired to work in other locations will be subject to the pay range associated with that location and the actual annualized salary amount offered to any candidate at the time of hire will be reflected solely in the candidates offer letter.

Capital One offers a comprehensive competitive and inclusive set of health financial and other benefits that support your total well-being. Learn more at theCapital One Careers website. Eligibility varies based on full or part-time status exempt or non-exempt status and management level.

If you have visited our website in search of information on employment opportunities or to apply for a position and you require an accommodation please contact Capital One Recruiting at 1- or via email at . All information you provide will be kept confidential and will be used only to the extent required to provide needed reasonable accommodations.

For technical support or questions about Capital Ones recruiting process please send an email to

Capital One does not provide endorse nor guarantee and is not liable for third-party products services educational tools or other information available through this site.

Capital One Financial is made up of several different entities. Please note that any position posted in Canada is for Capital One Canada any position posted in the United Kingdom is for Capital One Europe and any position posted in the Philippines is for Capital One Philippines Service Corp. (COPSSC).