Senior Mobile Engineer

June 25, 2025
Application ends: September 25, 2025

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Job Description

How we work 

  • We are organised in product squads, with a product manager, designer and tech lead in each, along with anywhere from 3 to 6 engineers. 
  • Squads are responsible for domains such as deposits, trading and customer onboarding, and look after setting roadmap for delivery of major new features/products, optimising existing features/products, and dealing with tech debt. 

What we build 

  • Our stack is Node.js, AWS and React/React Native. 
  • Our trading platform needs to be highly scalable to deal with sharp peaks in the market. 
  • As custodians of our customers’ money, security is also a key consideration in how we engineer things. 
  • With over 800,000 customers, we place a lot of emphasis on design and user experience so that our customers can have the easiest-to-use and most trustworthy experience. 

Some of your key responsibilities in this role will include: 

  • Develop and maintain high-performance mobile applications using React Native, ensuring a seamless user experience on both iOS and Android. 
  • Collaborate with cross-functional teams, including product managers, designers, front-end and back-end developers, to deliver feature-rich applications. 
  • Translate design mock-ups and wireframes into responsive, functional components while ensuring UI/UX consistency. 
  • Write clean, reusable, and efficient code, following best practices and coding standards. 
  • Optimize applications for speed, performance, and scalability. 
  • Conduct code reviews and provide mentorship to junior and mid-level developers to foster knowledge sharing and maintain code quality. 
  • Troubleshoot and debug issues, identify performance bottlenecks, and implement effective solutions. 
  • Stay up to date with the latest industry trends, tools, and best practices in mobile development and React Native.   

To be successful you will have: 

  • Extensive experience developing mobile applications using React Native. 
  • Exposure to iOS and Android development, with some understanding of their respective ecosystems. 
  • Proficiency in mobile security best practices, ensuring secure and reliable application development. 
  • Passion for creating exceptional user experiences, with a focus on performance, accessibility, and customer value. 
  • Experience writing testable code and working with mobile testing frameworks to maintain code quality and reliability. 
  • Strong problem-solving and communication skills, with a focus on collaboration and delivering effective solutions. 
  • A strong product mindset, with a deep understanding of how users interact with mobile applications. 
  • Ability to thrive in a fast-paced environment, adapting to new challenges and driving continuous improvement. 

Are you interested in this position?

Apply by clicking on the “Apply Now” button below!

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