Caterpillar

Principal Software Engineer - Java

Bangalore, Karnataka

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hirly's read of this role

Role family: Engineering
Seniority: Lead / management
Country: IN
Work mode: On-site / unstated
First seen by hirly: 6 Oct 2026

Derived automatically from the posting. Upload your resume above to see how the role scores against it.

the posting

Career Area:

Technology, Digital and Data

Job Description:

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.

Key Responsibilities

Lead and contribute to strategic modernization initiatives across Helios platforms, including transformation of legacy Java/J2EE applications to cloud-native (AWS) and scalable architectures

Guide implementation approach for modernization initiatives, ensuring alignment between architecture intent and delivery execution

Define and guide target architecture patterns and design principles for modernization efforts

Drive experiments and proof-of-concepts (POCs) to evaluate new technologies, frameworks, and architectural patterns, enabling data-driven technology decisions

Translate successful POCs into scalable, production-ready solutions and drive adoption across teams

Influence engineering practices, standards, and architectural decisions across the broader Helios development community

Lead architecture and design reviews, and code reviews, enforcing coding standards, best practices, and maintainable design patterns

Mentor and coach engineers on low-level design, object-oriented design, and modern software engineering practices, elevating overall engineering capability

Deep-dive into complex legacy modules, identifying constraints, and proposing optimal modernization or refactoring strategies

Partner with DevOps and platform teams to ensure build, release, deployment readiness, and adoption of modern CI/CD and containerization practices

Identify and drive opportunities to embed AI and automation into engineering workflows, improving developer productivity, quality, and delivery speed

Required Skills & Experience

10+ years of experience in software engineering, including strong hands-on development and technical leadership experience

Proven experience in Java/J2EE-based application development, including leading design and delivery of scalable services

Strong expertise in software architecture, design patterns, object-oriented design, and low-level design principles

Experience modernizing legacy enterprise applications and transitioning to microservices-based architectures

Hands-on experience with Spring frameworks, REST/JSON APIs, and distributed system design

Comprehensive knowledge of database technologies, including Postgres, SQL, and NoSQL, with proven ability to design, optimize, and troubleshoot data solutions.

Strong experience with data access technologies (JPA/Hibernate/JDBC)

Experience with testing frameworks (e.g., JUnit) and building high-quality, testable software

Proficiency with Git (branching, merging, tagging), Maven or equivalent build tools, and strong debugging skills

Experience leading or contributing to POCs, innovation initiatives, or modernization programs

Strong experience working with cross-functional and global teams, influencing without direct authority

Excellent technical communication, mentoring, and stakeholder engagement skills

Experience with containerization technologies (e.g., Docker) and working with DevOps/CI-CD pipelines

Solid understanding of Kubernetes for orchestration of containerized applications

Experience working with software systems in autonomous vehicles, mining, construction, or similar industrial domains

Understanding of onboard (machine) and offboard (cloud/office) system architectures and their integration in distributed autonomy platforms

Familiarity with communication protocols and networking concepts used in distributed systems (e.g., TCP/IP, messaging systems, telemetry pipelines)

Experience designing or integrating systems involving machine-to-cloud or edge-to-cloud communication

Posting Dates:

October 6, 2026 - October 15, 2026

Caterpillar is an Equal Opportunity Employer. Qualified applicants of any age are encouraged to apply

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Original posting on Caterpillar's site ↗

Listed on hirly, a job board. hirly is not the employer: Caterpillar is hiring for this role.

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