Senior iOS Developer – Tech Advisor

Role Overview

YOUR MISSIONAs a Senior iOS Developer at Leadtech, you will:

• Oversee the external development and maintenance of iOS applications, ensuring top-notch quality and performance.
• Define and implement software development best practices (CI/CD, automated testing, code reviews) across multiple projects.
• Monitor and optimize key app performance metrics, ensuring stability and scalability.
• Develop reusable tools and components to support efficiency and consistency across our app portfolio.
• Collaborate closely with Product and Design teams to define, estimate, and deliver new features and products.
• Assess and review the work of other developers (internal and external), providing clear feedback and ensuring high technical standards.
• Supervise simple backend development when needed (APIs, integrations, debugging), while keeping iOS technical standards as high as possible.
• Work closely with Product teams to define scope, estimate work, plan deliveries, and keep roadmap dates predictable.
• Promote teamwork and foster a positive, learning-oriented environment where collaboration thrives.

Requirements

WHAT WILL MAKE YOU STAND OUT FROM THE CROWDWe’re looking for someone who combines technical excellence with strong communication and collaboration skills. Here’s what we’d love to see:

• 5+ years of experience developing and maintaining iOS applications.
• Deep understanding of Swift, UIKit, SwiftUI, and Apple development best practices.
• Familiarity with CI/CD pipelines, automated testing, and agile methodologies.
• Ability to define and enforce development standards and ensure high code quality.
• Strong analytical and problem-solving skills with a proactive, solution-oriented mindset.
• Excellent teamwork and communication skills, with the ability to collaborate across multidisciplinary teams.
• 8+ years of overall software engineering experience (any language/technology), as a developer and/or tech lead.
• Strong communication skills, especially when working with Product teams on scope, priorities, tradeoffs, and delivery dates.
• Ability to assess and guide other developers (people management experience is not required, but a bonus).
• Advanced English proficiency (spoken and written).

Tech Stack

• iOS
• Swift

Benefits

Growth and career development

• At Leadtech, we prioritize your growth. Enjoy a flexible career path with personalized internal training and an annual budget for external learning opportunities.

Work-Life balance

• Benefit from a flexible schedule with flextime (7
• 9:30 a.m. start, 3:30
• 6 p.m. end) and the option of working full remote or from our Barcelona office. Enjoy free Friday afternoons with a 7-hour workday, plus a 35-hour workweek in July and August so you can savor summer!

Comprehensive benefits

• Competitive salary, full-time permanent contract, and top-tier private health insurance (including dental and psychological services).
• 25 days of vacation plus your birthday off, with flexible vacation options—no blackout days!

Unique Perks

• If you wish to come, in our office in Barcelona you’ll find it complete with free coffee, fresh fruit, snacks, a game room, and a rooftop terrace with stunning Mediterranean views.
• Additional benefits include ticket restaurant and nursery vouchers, paid directly from your gross salary.