Jump

Senior iOS Engineer

Jump1 months ago
Location

Remote (US)

Workplace

Remote

Type

Full Time

Salary

USD 185,000 – 185,000

Level

Senior

Role

iOS Engineer

Posted

Feb 3, 2026

Full TimeRemoteSenior

The role

Summary

Jump is seeking a Senior iOS Engineer to drive mobile app development for their innovative sports fan engagement platform. The role involves working with Kotlin Multiplatform and SwiftUI to build cutting-edge mobile experiences, collaborating closely with cross-functional teams to deliver high-impact features for sports teams and venues.

What you'll do

Feature Development: Take full ownership of end-to-end mobile feature development from concept to deployment
Code Quality: Write clean, maintainable, and well-documented code with comprehensive unit testing
Cross-functional Collaboration: Partner with product managers, designers, and engineers to deliver thoughtful fan-facing experiences
Performance Optimization: Identify and implement technical improvements to enhance app performance, stability, and scalability
Knowledge Sharing: Contribute to team's technical expertise by sharing iOS development insights and best practices
AI Integration: Leverage AI-assisted tools for feature prototyping, code refactoring, and performance analysis

What we look for

Technical

iOS Development6+ years of hands-on experience building and shipping high-quality mobile applications
Testing ExpertiseComprehensive approach to unit, integration, and performance testing
AI Tool ProficiencyUnderstanding of AI-assisted development tools and their appropriate use in production

Education

Computer ScienceBachelor's degree in Computer Science, Software Engineering, or related field preferred

Experience

Mobile App DevelopmentProven track record of developing consumer-facing mobile applications
Cross-platform DevelopmentExperience with or willingness to learn cross-platform development technologies

Skills

Required skills

SwiftStrong proficiency in iOS development using Swift
Mobile App ArchitectureExperience architecting mobile applications and making sound technical tradeoffs
Unit TestingDetailed approach to testing, including unit, integration, and performance testing
Kotlin MultiplatformExperience or interest in learning Kotlin Multiplatform
Consumer Mobile AppsExperience building consumer-facing mobile apps with large, engaged audiences

Nice to have

GraphQLProficiency with GraphQL (e.g., Apollo)
CI/CDFamiliarity with continuous integration tools like CircleCI
Multi-tenant ApplicationsExperience with multi-tenant or white-label mobile applications
AI Development ToolsExperience with AI-assisted development tools for code generation and debugging

Compensation & benefits

Salary

USD 185,000 – 185,000 (annual)

Stock options

Available

Benefits

Remote Work

Fully remote-first work arrangement

Equity

Competitive salary with generous equity package

Flexible PTO

Unlimited paid time off policy

Retirement

401(k) plan

Healthcare

Comprehensive medical, dental, and vision insurance

Parental Leave

16 weeks paid parental leave for primary and secondary caregivers

Tech Setup

$1,000 reimbursement for home office technology

Sustainability

Company-paid carbon neutrality subscription

Interview process

  1. 1
    Initial Screening — Phone or video call with recruiting team to discuss background and experience
  2. 2
    Technical Interview — In-depth technical discussion focusing on iOS development, architecture, and problem-solving skills
  3. 3
    Coding Challenge — Practical coding exercise to demonstrate Swift and mobile development expertise
  4. 4
    System Design Interview — Discussion of mobile app architecture, scalability, and design patterns
  5. 5
    Team Fit Interview — Meeting with potential team members to assess collaboration and cultural alignment
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Jump

Jump

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Jump is transforming the live sports experience with the only end-to-end fan engagement platform built specifically for sports teams and venues. By focusing on aligned incentives between teams and fans, our platform unifies ticketing, merchandise, and game day operations - creating a smoother, more fan-friendly experience.

New York, USAFounded 2021jump.com

Tech Stack

Languages
SwiftKotlin
Frameworks
SwiftUIKotlin Multiplatform
Tools
Apollo GraphQLCircleCI
Other
AI-assisted Development
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