Staff Software Engineer – AI‑First Cloud on AWS

Credit Acceptance Corporation; Greater London; Hybrid; GBP 116,000 - 170,000; Full time

Benefits offered by this job

Excellent benefits package

Job summary

Credit Acceptance is seeking a Staff Software Engineer to lead the design and delivery of cloud-native Java services on AWS, guiding architecture, coding standards, and AI-assisted delivery across Consumer 360 systems.

You will mentor engineers, drive specification-driven development with Pact tests, and collaborate with business and technology partners to deliver secure, scalable solutions in a hybrid work environment with two WFH days per week.

Qualifications

• Bachelor’s degree in Computer Science, Information Systems, or closely related field; or equivalent work experience
• Minimum 8 years of software engineering experience or comparable depth of experience
• Experience in the lead role overseeing technical direction of a team of software engineering talent across multiple applications
• Expert, hands-on Java (17/21) and Spring Boot: building and operating production REST and event-driven services
• Practical experience with modern AI-assisted delivery: spec-driven development, test automation, CI/CD in GitHub Actions
• Practical experience in data modeling, design and messaging
• Experience working on mission-critical enterprise class applications
• Demonstrated ability to coach and mentor less experienced team members

Responsibilities

• Design, build and continuously improve cloud-native Java 21 / Spring Boot services on AWS, using AI coding agents
• Lead spec-driven development with acceptance criteria, automated tests and consumer/provider contracts
• Lead modernization of Consumer 360 systems and migrate on-prem workloads to AWS
• Mentor engineers and drive AI-assisted delivery and guardrails across teams
• Document systems for humans and AI agents to test, run and change safely

Skills

Java

Spring Boot

Cloud-native

AI-assisted delivery

CI/CD

REST APIs

Education

Bachelor’s degree in Computer Science or related field

Tools

AWS

Kubernetes

GitHub Actions

PACT

Job description

Credit Acceptance is seeking a Staff Software Engineer to lead the design and delivery of cloud-native Java services on AWS, guiding architecture, coding standards, and AI-assisted delivery across Consumer 360 systems.

You will mentor engineers, drive specification-driven development with Pact tests, and collaborate with business and technology partners to deliver secure, scalable solutions in a hybrid work environment with two WFH days per week.