Required skills
- Native iOS development
- Swift
- Objective-C
- iOS architecture components
- MVVM
- Clean Swift
- VIPER
- Mobile performance optimization
- Profiling tools
- Instruments
- Clean Code
- Modular code structuring
- Agile methodologies
- Scrum
- Kanban
- English (fluent)
Languages: German
Job description
Seeking a Senior iOS Engineer for a 100% remote, 6-month contract (with extension option) to develop and optimize critical iOS applications. The role requires expertise in Swift, Objective-C, and modern iOS architectures, with a focus on performance and quality.
Project overview
Framework conditions:
For an international client, we are looking for an experienced Senior iOS Engineer (m/f/d) for freelance support. In this role, you will develop and optimize business-critical iOS applications and work closely with product managers, designers, and fellow developers in a purely English-speaking, agile setting.
Skills
- Project type: Nearshore
- Hourly rate max. €40/h
- Project language: English
- Project start: 01.01.2027
- Duration: 6 months (option for extension available)
- Utilization: 100% (full-time)
- Location: 100% Remote (no on-site requirement; open to freelancers residing/working in Spain or countries within the GMT+1 time zone)
- Feature development: Conception, design, and implementation of new native features for existing and future iOS applications.
- Performance optimization: Analysis of bottlenecks, profiling, and optimization of existing systems to ensure current Apple standards and minimal latency.
- Architecture & Scalability: Close collaboration with the development team to establish robust, maintainable, and future-proof software architectures.
- Business translation: Coordination with product managers to translate business requirements into viable technical solutions.
- Platform compatibility: Ensuring consistent functionality and display across various devices, screen sizes, and iOS versions.
- Quality assurance: Active code reviews to maintain the highest quality, clean code, and testing standards.
- Development experience: At least 3 years of professional practical experience in native iOS development.
- Language stack: Expert knowledge in Swift and sound knowledge of Objective-C.
- Architecture: Solid understanding of modern iOS architecture components and design patterns (e.g., MVVM, Clean Swift, VIPER).
- Performance & Profiling: Strong knowledge in mobile performance optimization and routine use of profiling tools (e.g., Instruments).
- Engineering practice: Experience with Clean Code, modular code structuring, and agile working methods (Scrum/Kanban).
- Communication: Fluent English, both spoken and written.
- Work location / Time zone: Residing in Spain or in a country within the GMT+1 time zone.
Nice to have
What we offer
Attractive opportunities to shorten your personal payment term No more time-consuming invoicing needed Fast, reliable fee payment Conclude project contracts using electronic signature
- Domain knowledge: More than 1 year of experience with event booking platforms, booking software, or related admin products.
- Education: Completed degree in Computer Science, Software Development, or a comparable qualification.
Project details
- Start: 01.01.2027
- Duration: unbefristet
- Remote: remote
- Location: 08002 Barcelona, DE
- Languages: German
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