Senior Software Engineer (iOS)

TL;DR

Senior Software Engineer (iOS): Building and evolving a photo and video editing platform with an accent on real-time image/video manipulation, complex multi-touch interactions, and performance-sensitive rendering pipelines. Focus on designing gesture-driven interfaces, optimizing rendering/memory usage, and solving coordinate geometry/layout challenges across devices.

Location: Onsite in central Stockholm

Company

Self-funded, profitable product company building creative tools like SCRL, used by millions of creators worldwide.

What you will do

• Build and evolve the editing engine for image processing, video rendering, and real-time visual effects.
• Design complex interaction models including multi-touch gestures, object manipulation, drag, resize, snap, and transform.
• Solve problems in coordinate geometry, layout systems, state management, and performance optimization across devices.
• Own features end-to-end from planning to delivery, ensuring fast, correct, and maintainable code.
• Collaborate with design on interactions, animations, and transitions; contribute to architecture and codebase direction.
• Participate in code reviews, planning, technical discussions, and knowledge sharing within the team.

Requirements

• Extensive experience in iOS development and Swift
• Strong computer science fundamentals: data structures, algorithms, performance intuition
• Experience building complex, interactive, gesture-driven interfaces
• Deep understanding of UIKit, Core Animation, and iOS rendering pipeline
• Ability to reason about low-level performance: frame rates, memory, GPU/CPU tradeoffs

Nice to have

• Experience with image processing, video rendering, or real-time graphics on iOS
• Familiarity with Metal, Core Image, AVFoundation, or similar frameworks
• Background in creative tools, design software, or editor-style applications
• Experience on consumer apps with large user bases
• Interest in geometry, math, or computational problem solving

Culture & Benefits

• Work in-person in central Stockholm with a small, focused team of 30+ passionate about craft and collaboration
• Real ownership, direct impact, and opportunities for professional development
• Competitive compensation
• Environment fostering fresh ideas, learning, growth, and hearing everyone's voice