Position: Senior iOS Software Engineer
Company: N-iX
Experience required: 3y
English level: intermediate

**About the client:**
Our client is one of Europe’s fastest-growing mobile companies with five million active customers, 1,400 employees worldwide, and operations in nine countries. It is a telecommunications company providing services in many countries around the world, using the mobile virtual network operator business model. Lebara Mobile provides Pay As You Go mobile SIM cards, targeted towards the needs of international communities and migrant workers.

**Job Description:**
We are looking for an iOS developer responsible for the development and maintenance of applications aimed at a vast number of diverse iOS devices. Your primary focus will be the development of iOS application and its integration with back-end services. You will be working along-side other engineers and developers working on different layers of the infrastructure. Therefore, commitment to collaborative problem solving, sophisticated design, and creating quality products is essential.

**The app allows users to securely manage their mobile accounts and perform such actions as:**
• Top up a credit either via credit, debit card, Paypal, iDEAL or even physical voucher
• View your balance
• See the remaining allowance on mobile data plan or bundle
• View your activity over the last 30 days
• Access online support to get answers to the most frequently asked questions

**Responsibilities:**
• Design and implement solutions for our iOS apps;
• Collaborate closely with project managers, designers, and developers
• Ensure best possible performance, quality and responsiveness of the App;
• Help and guide the product team when designing new features.

**Requirements:**
• 5+ years experience developing iOS application is required
• Strong Swift knowledge (2+ years of commercial experience)
• Solid understanding of object-oriented design patterns and principles
• Experience with version control systems (e.g. Git) and Bug tracking (e.g. JIRA) is required
• Excellent communication skills and a strong ability to present and defend technical and architectural choices
• Experience with Cocoa design patterns is a plus
• User interaction and visual design is a plus
• Upper-intermediate English

**Nice to have:**
• Experience with MVVM, VIPER is a plus
• Experience with payment systems (Adyen, Stripe etc.) is a plus

**We offer:**
• Flexible hours approach
• Competitive salary and compensation package
• 18 business days of payable annual free-time
• 10 days of paid sick leave
• Membership of the IT-BPO club card, loyalty program.
• Gym, Masseur, and Doctor
• Relax zones

**Professional growth:**
• Challenging tasks and projects
• Individual Development Plan
• Personal education budget
• Performance appraisal
• Business trips
• Fun
• Corporate events and outstanding parties
• Team buildings
• Anniversary presents