Senior iOS Developer

About us

Devtech provides digital innovation services that help Fortune 1000 and emerging companies transform, scale and disrupt. We partner with our clients to envision and develop next-gen digital and cloud solutions that drive impactful business outcomes through people and technology. 

Our mission is to empower every innovative business in the world to do what they do best, even better. 

Founded in 2012, Devtech successfully bootstrapped the business for many years before securing institutional growth capital in 2022 and 2024 to fuel our next stages of growth. We are a team of over 300 professionals across Europe and North America, and our continued growth is a testament to the quality of work our teams produce. 

At Devtech, we’re fostering an environment of autonomy, mastery, and purpose, where our team members can grow and thrive. As we continue to scale globally, we're excited to welcome new team members who share our curiosity and growth mindset, and are ready to make an impact!

What you’ll do 

As a member of the Global Services Unit, you will be a part of a creative team responsible for all aspects of the ongoing software development from the initial specification, through to developing, testing, and launching. Your focus will be to develop dynamic mobile applications to a high standard, in a timely and scalable way that improves the code in meaningful ways. Also, as Devtech is focused on learning and development, it will be expected that you take active participation in company-wide knowledge-sharing efforts, and promotion of security, quality, and knowledge-sharing culture across the company. Creatively solving problems from the big picture to the nuts and bolts. 

• Develop and maintain high-quality iOS applications using Swift, Objective-C and XCode 

• Work closely with other team members to define, design, and ship new features 

• Create responsive, visually appealing user interfaces that enhance user experience 

• Connect applications to back-end systems through web services (XML/JSON Parsing, SOAP) using frameworks like Alamofire 

• Write clean, maintainable, and testable code, applying design patterns like MVVM, VIPER, and MVP 

• Identify and resolve bugs, performance bottlenecks, and memory management issues to maintain optimal application performance 

• Continuously learn and adapt to new iOS technologies, frameworks, and best practices to keep applications current and efficient 

​​What you’ll need

• 5+ years of demonstrated professional experience in mobile development 
• Proven experience in iOS SDK (Objective-C and Swift) and XCode 
• Strong capability with the latest iOS UI development technologies, including Auto Layout and Storyboards 
• Deep understanding of multithreading and concurrency programming using GCD or Operation Queues. 
• Experience with reactive programming in iOS, particularly with RxSwift and Combine
• Familiarity with at least two core iOS frameworks such as Foundation, AV Foundation, and Network Extension 
• Skilled in design patterns like MVVM, VIPER, and MVP 
• Knowledge of dependency management tools such as CocoaPods, SPM, or Carthage. 
• Experience in integrating with back-end systems via web services (XML/JSON Parsing and SOAP with basic frameworks like Alamofire) 
• Proficiency in database management with SQLite (using libraries like FMDB or GRDB) 
• Knowledge of data structures, algorithms, threading, and memory management. 
• Experience in Mac OS X development, including multi-threaded programming, networking, and socket programming 
• Familiarity with web technologies such as HTML, XML, and JavaScript 
• Experience with background process development like Launch Agent daemons and working with VPN clients is a plus
• Understanding of Fastlane/Github actions is a plus
• Proactive and solution-oriented mindset in identifying and solving challenges
• Ability to independently manage tasks across multiple repositories, ensuring smooth integration and consistency
• Excellent verbal and written communication skills in English 

What we offer

• Development program (training & conferences, internal knowledge sharing)
• Outstanding referral bonuses
• Private health insurance and 100% paid sick leave
• 25 days of vacation
• Paternity leave – 15 days for new dads
• Reduced working hours for the first month after returning from maternity leave 
• Mental health program
• English language courses
• FitPass.