Mobile Developer - React Native at StoneX Group

Krakow, Lesser Poland Voivodeship, Poland -

Full Time

Start Date

Immediate

Expiry Date

18 May, 26

Salary

0.0

Posted On

17 Feb, 26

Experience

2 year(s) or above

Remote Job

Yes

Telecommute

Yes

Sponsor Visa

Skills

React Native, Mobile Application Development, IOS, Android, JavaScript, TypeScript, ES6, ES10, JSX, Virtual DOM, Asynchronous Programming, State Management Libraries, Routing Architecture, Agile Methodology, Software Development Lifecycle, Performance Optimization

Industry

Financial Services

Description

Overview Connecting clients to markets – and talent to opportunity With 4,300 employees and over 400,000 retail and institutional clients from more than 80 offices spread across five continents, we’re a Fortune-100, Nasdaq-listed provider, connecting clients to the global markets – focusing on innovation, human connection, and providing world-class products and services to all types of investors. At StoneX, we offer you the opportunity to be part of an institutional-grade financial services network that connects companies, organizations, and investors to the global markets ecosystem. As a team member, you'll benefit from our unique blend of digital platforms, comprehensive clearing and execution services, personalized high-touch support, and deep industry expertise. Elevate your career with us and make a significant impact in the world of global finance. Corporate: Engage in a deep variety of business-critical activities that keep our company running efficiently. From strategic marketing and financial management to human resources and operational oversight, you’ll have the opportunity to optimize processes and implement game-changing policies. Responsibilities Position Purpose: We are looking for a Mobile Developer with experience in building high-performing, scalable, enterprise-grade applications. The role will focus on developing complex mobile applications build on React Native running across IOS and Android devices. You will be part of a talented engineer team that works on low-latency mission-critical applications. Roles and responsibilities include application architecture and development across full software development lifecycle from concept and design to testing, collaborating with like-minded engineers. Primary Duties will include: Primary focus on mobile development Contribute to all phases of the development lifecycle working within Agile methodology Prepare and produce releases of software components Support continuous improvement by investigating technologies and presenting for architectural review Mentor and supports engineers with technical direction and best practices Qualifications To land this role you will need: Minimum 3 years’ experience in mobile app development Experience in development of Android/iOS applications and have deployed on Google Play/App Store Strong knowledge with architecture and implementation of Android or iOS applications, experience with full mobile development life cycle Thorough understanding of React Native and its core principles Strong knowledge with JavaScript & TypeScript, virtual DOM, asynchronous programming Understanding & experience in ES6, ES10, JSX Experience working with popular libraries for networking, asynchronous, image loading, etc. In-depth knowledge with React Native framework, patterns for code reuse, state management libraries, routing architecture Experience optimizing app performance, manage memory, and reduce load times What makes you stand out: Experience with TDD/BDD, testing framework (Jest/React-testing-library/JUnit) Some experience developing distributed systems using Microservice architecture (event-based) Some experience with containerisation (Docker, Kubernetes) Some experience with cloud platforms (Azure) Knowledge of Relational Databases SQL and No-SQL databases Previous experience working with global teams Education: BS/MS degree in Computer Science, Engineering or a related subject Working Environment: Hybrid (4 days per week in office) #LI-Hybrid #LI-DK1

Responsibilities

The role focuses on developing complex, high-performing, scalable mobile applications using React Native for both iOS and Android devices within a talented engineering team. Primary duties involve contributing to all phases of the development lifecycle, preparing software releases, and supporting continuous improvement through technology investigation.