Senior Software Engineer, Mobile

Ready to be a Titan?

We’re building the next generation of ServiceTitan’s iOS mobile applications—designed to deliver unmatched performance, elegant design, and powerful capabilities for our customers in the field. As a Senior Software Engineer, iOS, you’ll be at the forefront of this effort, shaping technical direction, solving complex problems, and using the full power of Apple’s ecosystem to create key product differentiators.

This is more than just coding—you’ll be driving architecture decisions, mentoring others, and leveraging AI tools to streamline workflows, improve performance, and deliver exceptional user experiences.

What you’ll do:

• Lead development of high-performance, native iOS applications using Swift.

• Architect and design scalable mobile frameworks and features that serve thousands of field technicians daily.

• Collaborate closely with product managers, designers, and backend engineers to deliver delightful, business-impacting solutions.

• Leverage AI daily (LLMs, GitHub Copilot, Google Gemini, Cursor, Windsurf) to optimize development speed, code quality, and app performance.

• Integrate GraphQL to efficiently connect mobile clients with backend services.

• Mentor and guide other engineers, fostering a culture of technical excellence and continuous learning.

• Champion best practices in code quality, performance optimization, and app architecture.

• Utilize deep knowledge in TCA best practices, shared state to improve performance of our iOS apps

What you'll bring:

• Bachelor’s degree in Computer Science or related field—or equivalent practical experience.

• 6+ years of mobile application development experience, with a deep focus on iOS.

• Expert-level proficiency in Swift.

• Proven experience in architecting and designing mobile applications or frameworks.

• Strong hands-on experience with GraphQL.

• Excellent communication (verbal and written) skills

• Good knowledge in leveraging TCA for iOS apps.

Preferred Qualifications

• Master’s or PhD in a relevant field.

• Hands-on technical leadership experience setting direction for teams.

• Experience designing large-scale, scalable systems.

• Strong understanding of SwiftUI.

• Regular use of AI-assisted development tools (e.g., GitHub Copilot, Google Gemini, Cursor, Windsurf).

Nice to Have

• Familiarity with TCA and MVI architecture patterns.

• Experience with CI/CD tools like Bitrise or GitHub Actions.

• Experience writing end-to-end automation tests.

Why you’ll love working here:

• Build products that have massive real-world impact for customers in the trades

• Collaborate with humble, driven, and passionate teammates who value great engineering and great people.

• Use modern tools and practices, including AI-assisted development, to work smarter and faster.

• Join a culture that celebrates learning, mentorship, and craft—where helping others succeed is part of the job.

If you’re excited about building high-impact mobile applications, thrive in collaborative environments, and want to shape the future of our mobile platform, we’d love to hear from you.

Be Human With Us:

Being human isn’t about checking every box on a list. It’s about the experiences we have, people we meet,