Sr. Software Engineer, Java Full Stack

Caterpillar Inc.•Peoria, IL

2d•$112,710 - $183,140

About The Position

Your Work Shapes the World at Caterpillar Inc. When you join Caterpillar, you're joining a global team who cares not just about the work we do – but also about each other. We are the makers, problem solvers, and future world builders who are creating stronger, more sustainable communities. We don't just talk about progress and innovation here – we make it happen, with our customers, where we work and live. Together, we are building a better world, so we can all enjoy living in it. Big machines require big thinking. Are you looking for your next big challenge? Cat Digital is the digital and technology arm of Caterpillar Inc., leveraging the latest technologies to build industry leading digital solutions for our customers and dealers. With over 1.5 million connected assets worldwide, our teams use data, technology, advanced analytics, telematics, and AI capabilities to help our customers build a better, more sustainable world. Job Summary: We are seeking a Senior Software Engineer to join the Digital Identity & Onboarding engineering team within Cat Digital. This role will play a critical hands-on engineering leadership role across multiple mission‑critical applications that form the foundation of Caterpillar’s digital ecosystem, including customer onboarding, digital application governance, and unified user identity management. The engineer will contribute to the design, development, and delivery of scalable, secure, customer‑facing web and API platforms that support global customers, dealers, and internal digital applications.

Requirements

Software Development: Strong hands‑on experience building full‑stack applications using Java and modern front‑end frameworks (Angular preferred), following industry best practices for security and scalability.
Software Development Life Cycle: Solid understanding of end‑to‑end SDLC, with experience working in Agile/Scrum teams.
Software Integration Engineering: Experience designing and integrating RESTful APIs and services across internal and external platforms.
Software Product Design / Architecture: Ability to translate business and market requirements into well‑designed, scalable software architectures.
Decision Making & Critical Thinking: Strong analytical and problem‑solving skills, with the ability to make informed technical decisions in complex environments.
Effective Communication: Ability to clearly communicate technical concepts and collaborate effectively with cross‑functional teams.

Nice To Haves

Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
Professional software development experience, with strong emphasis on Java, Spring Boot, and RESTful API development (microservices preferred).
Extensive experience building customer‑facing web applications using Angular (11+ preferred) or similar frameworks, along with HTML5, CSS3, and JavaScript.
Hands‑on experience with relational databases (Postgres preferred) and familiarity with NoSQL data stores.
Cloud‑native development experience (AWS preferred) and familiarity with CI/CD pipelines and DevOps practices.
Experience implementing application and API security best practices, including OAuth 2.0 and federated identity integrations.
Experience designing and operating large‑scale, highly available systems in production.
Knowledge of event‑driven and messaging architectures (Kafka, SQS, SNS, or similar).
Experience with API gateways and tooling such as Swagger/OpenAPI, Postman, and API proxies.
Strong understanding of application observability, testing strategies, and automated quality pipelines (Cypress, Selenium, TDD/BDD).
Demonstrated leadership on medium‑to‑large initiatives impacting strategic digital platforms.

Responsibilities

Lead and contribute hands‑on across all stages of the software development lifecycle, including requirements refinement, system design, implementation, testing, deployment, and production support.
Design, develop, and enhance full‑stack web applications and APIs supporting customer onboarding, identity management, and digital governance platforms.
Build secure, scalable, and maintainable solutions using modern architecture patterns (microservices, event‑driven, API‑first).
Collaborate closely with product owners, UX designers, and platform teams to deliver high‑quality, business‑valuable features on time.
Drive engineering best practices including code quality, automated testing, CI/CD, security, and observability.
Mentor and guide other engineers, providing technical leadership, design reviews, and hands‑on support for complex problem solving.
Participate in on‑call and operational support rotations for critical production systems as needed.