We are glad to invite a Senior iOS Developer to join one of our most dynamically growing departments - Web & Mobile Solutions, which unites more than 200 professionals in various technologies. We love technology and think that apps are all about personal touch and user experience. We truly believe we can influence that in the products we touch. We love to learn and share knowledge. If you are a positive thinker with excellent communication skills, who is able to work on dynamic projects, help to engage new Customers, and deliver software of varying complexity, you are welcome to come and join us!
CUSTOMER
Our Customer is from the UK. The company owns a global marketplace for the fashion industry that allows users to sell customized or rare clothes and accessories. It provides a way to recycle unwanted items for money. The Customer is pretty successful. With more than 15 million active users, the project has raised more than 100 million USD in investments.
PROJECT
The project is a social shopping platform – a mix of retail and social network platforms. Users have profile pages where they can post pictures and descriptions of what they are selling and their price. Generally, a platform specializes in clothes retail. Posts can contain hashtags and additional information to make searching for items more comfortable.
Job Description- Сontribute to the iOS project in Swift alongside other Senior iOS engineers,leveraging our Mobile Continuous Integration pipeline, with Unit and Integration testing built in, to iterate on iOS applications to serve millions of users
- Design and develop iOS application that facilitate code writing, testing, and execution
- Ensure applications exhibit high performance and responsiveness
- Implement effective monitoring and observability practices to maintain application health
- Contribute to maintaining code base quality, organization, and automation
- Oversee infrastructure and CI/CD operations for smooth development and deployment processes
- Work closely with other teams, QA, and product management to ensure that new features are implemented efficiently and effectively
- Optimize and refactor code by leveraging the latest features of the iOS framework
- Communicate any engineering challenges faced when supporting a wide range of devices.
- At least 5 years of experience with Swift or Objective-C, with real exposure to different platforms and OS versions
- Excellent OOP / OOD skills and a strong ability to produce high-quality code
- Expertise in functional programming
- Knowledge of iOS Human Interface Guidelines
- Understanding of data-driven and event-driven design concepts
- Understanding of key business problems that can conflict with established architectural patterns (tree or graph app navigation, deep-linking, offline-mode support, etc.)
- Understanding of how to apply appropriate architecture for the project (MVVM, VIPER, MVP, Redux, etc.)
- Extensive experience with CI/CD systems
- Extensive experience with unit testing
- At least an Upper-Intermediate level of English.
Top Skills
What We Do
Sigma Software Group, an award-winning and trusted IT partner, has been serving customers for over 21 years, providing comprehensive IT solutions to various businesses, ranging from startups to established software product houses. As one of Europe's substantial IT consultancies, it brings together a dedicated workforce of over 2,100 professionals in 40 offices across 19 countries. With a diverse client base, including more than 300 enterprises, including Fortune 500 stalwarts, Sigma Software Group is a preferred choice for developing solutions that help businesses create cutting-edge products while meeting their unique needs.
Sigma Software Group operates as a dynamic ecosystem of tech companies, offering 25 ready-to-implement innovative products and 40+ value-added services. Furthermore, Sigma Software Group is committed to fostering innovation through initiatives such as the Sigma Software Labs business incubator, Sigma Software University, the SID Venture Partners VC Fund, UA Tech Network, Techosystem, the European Business Association, and other collaborative efforts.
Since 2015, Sigma Software Group has consistently earned recognition on the IAOP's prestigious World's Top 100 Outsourcing list. The company's accomplishments have also been acknowledged by prominent global media outlets such as Forbes, CNBC, The Times, and Reuters






