Senior Mobile Application Engineer

Posted 12 Hours Ago
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Warsaw, Warszawa, Mazowieckie, POL
Hybrid
Senior level
Gaming • Mobile
The Role
Develop and maintain React Native mobile applications for iOS and Android across multiple gaming brands. The role focuses on user experience, product improvements, new market launches, cloud and API integrations, performance, testing, CI/CD, and exploring AI tools. Candidates should have at least five years of mobile development experience, strong React Native and TypeScript skills, JavaScript expertise, and familiarity with Datadog, GraphQL, Firebase, and version control.
Summary Generated by Built In

ABOUT THE ROLE

Join our team of skilled developers working on mobile applications for top LeoVegas brands like BetMGM, BetUK, and Expekt. With offices across Europe in Sweden, Poland, Spain, and the UK, we create high-performance and innovative solutions for both iOS and Android platforms.

We’re looking for a Mobile Application Engineer, specialised in React Native, and an understanding of native development to help drive our projects forward.

We are expanding our React Native team and are searching for talented engineers who are passionate about mobile development and eager to build innovative gaming experiences.


YOU WILL BE RESPONSIBLE FOR:

  • Develop and maintain high-quality React native applications for both iOS and Android platforms

  • Ensure a smooth, engaging, and intuitive user experience

  • Work on apps for LeoVegas brands

  • Improve and enhance applications with a strong product focus

  • Contribute to launching new brands and expanding into new markets

  • Innovate with the usage of AI tools.


OUR SUCCESSFUL CANDIDATE WILL HAVE THE FOLLOWING:
ESSENTIAL SKILLS

  • At least 5 years of experience working as a mobile developer for Android and iOS

  • Strong experience with React Native

  • Proficiency in TypeScript

  • Good understanding of core JavaScript principles and concepts

  • Experience with cloud integrations

  • Experience with Rest API, Datadog, GraphQL, Firebase and version control

NICE TO HAVES

  • Experience writing Unit Tests

  • Hands-on experience optimizing mobile performance

  • Experience with CI/CD integrations

  • AI usability experience


WHO WE ARE

At the core of LeoVegas Group is Team Leo. Our culture is our foundation and is what enables us to innovate, build, and lead as we trailblaze our way through the igaming industry. We’re a team of over 1400 innovators, initiators, and groundbreakers working in a fast-paced and agile environment across 11 offices worldwide.

BENEFITS

  • Hybrid work policy

  • 4 weeks of Workation (T&C apply)

  • Benefits package - 800 PLN net (B2B)/gross (UOP) monthly with access to the cafeteria platform (private medical care, insurances, sports card)

  • Training budget

  • ICAS assistance program that can provide help and guidance during challenging moments.

  • Our office provides complimentary snacks and drinks; on Mondays, we serve complimentary breakfast.

  • Team and office social events throughout the year

  • Free parking for bicycles and motorcycles

  • Free gym in the building

  • Equipment: MacBook Pro + smartphone (iPhone 16/17 or Samsung Galaxy S25)

 

JOIN US!

In our pride, we empower our teammates to find their roar and run with their wildest ideas. We don’t wait for things to happen; we pounce and make it happen!

Would you be a good fit for the Leo Pride - give us a roar!

As our company working language is English, we’d like to see your CV in English, please

Skills Required

  • At least 5 years of experience working as a mobile developer for Android and iOS
  • Strong experience with React Native
  • Proficiency in TypeScript
  • Good understanding of core JavaScript principles and concepts
  • Experience with cloud integrations
  • Experience with REST APIs, Datadog, GraphQL, Firebase, and version control
  • Experience writing unit tests
  • Hands-on experience optimizing mobile performance
  • Experience with CI/CD integrations
  • AI usability experience
Am I A Good Fit?
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The Company
1,900 Employees
Year Founded: 2011

What We Do

LeoVegas Group is an international iGaming company focused on creating mobile gaming experiences. Through nine brands, it offers online casino, live casino, and sports betting in multiple licensed jurisdictions. The group operates casino and sportsbook products, emphasizes responsible gaming, and invests in and develops other iGaming businesses through LeoVentures. Founded in 2011, it became a subsidiary of MGM Resorts International in 2022.

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