Senior Software Engineer, Mobile

Overview

We’re building the next generation of Service Titan’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.

• 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, Git Hub Copilot, Google Gemini, Cursor, Windsurf) to optimize development speed, code quality, and app performance.
• Integrate Graph
  
  QL 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.

• 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 Graph
  
  QL.
• Excellent communication (verbal and written) skills.
• Good knowledge in leveraging TCA for iOS apps.

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

• Familiarity with TCA and MVI architecture patterns.
• Experience with CI/CD tools like Bitrise or Git Hub Actions.
• Experience writing end-to-end automation tests.

• 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

Being human isn’t about checking every box on a list. It’s about the experiences we have, people we meet, and the perspectives we share. So, if you have the skills but are hesitant to apply because of your background, apply anyway. We need amazing people like you to help us challenge the conventional and think differently about the problems that we’re solving.

We’re in this together. Come be human, with us.

When you join our team, you’re not just accepting a job. You’re making a career move. Here’s how we’ll support you in doing some of the most impactful work of your career:

• Flextime, recognition, and support for autonomous work: Flexible time off with ample learning and development opportunities to continue growing your career. We offer a comprehensive onboarding program, leadership training for Titans at all levels, and other programs and events. Great work is rewarded through Bonusly, peer-nominated awards, and more.
• Holistic health and wellness benefits:
  Company-paid medical, dental, and vision (with 100% employer paid options and 90% coverage for dependents), FSA and HSA, 401k match, and telehealth options including memberships to One…