Senior Java Engineer
Senior Java Engineer
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Job Description
Overview
COMPANY PROFILE
StoneX Ltd is an FCA authorized and regulated firm delivering excellence in trade clearing and advisory services with primary focus on Commodities and Foreign Exchange sectors.
As a proud member of the Fortune 500 StoneX Inc. family we empower customers globally with comprehensive services spanning Commodities Capital Markets Currencies and Asset Management.
OUR TEAM
Our global presence extends across Europe US and Asia Pacific where innovative minds collaborate in crossfunctional teams to shape the future of financial markets.
Technology Technology drives our competitive edge. Our engineering teams thrive on innovation leveraging cuttingedge tools to create exceptional value. Through rapid iteration and close collaboration with business stakeholders we deliver impactful solutions to production at pace.
Focus Our specialized teams align with business objectives crafting and maintaining sophisticated solutions across Trading Risk Compliance and Operations domains.
Responsibilities
JOB BRIEF
Were looking for a Senior Mobile Engineer to join our dynamic team specializing in building highperformance productiongrade mobile applications. Youll be at the forefront of developing sophisticated crossplatform solutions using React Native for both iOS and Android platforms.
As part of our distinguished engineering team youll work on missioncritical systems where performance and reliability are paramount. Your scope will span from architectural design to deployment collaborating with talented professionals who share your passion for technical excellence.
What Youll Do:
Spearhead mobile development initiatives
Drive all phases of the development lifecycle in our Agile environment (Scrum)
Design and implement robust software components
Lead technical innovation by researching new technologies and presenting strategic recommendations
Mentor team members and champion technical excellence
Expert knowledge of:
React Native architecture and core principles
TypeScript/JavaScript development
Modern mobile development patterns and state management
Crossplatform UI component development
Performance optimization and memory management
Technical Expertise
Mobile Development
Deep experience with React Native 0.76
Native module development capabilities
Strong grasp of mobile app security
Proficiency with mobile analytics implementation
Architecture & Tools
Monorepo architecture (NX) expertise
State management with MobX and React Query
Modern styling with Emotion/styledcomponents
Advanced React Navigation implementation
Quality Assurance
Strong command of testing frameworks (Jest React Testing Library)
Experience and willingness in creating tests in TDD/BDD environment
E2E testing experience with Detox
Mobile automation testing expertise
Development Environment
Macbased development proficiency
Strong command of Xcode and Android Studio
Experience with mobile CI/CD (Azure DevOps)
Multienvironment configuration expertise
Additional Skills Good to Have
Experience with microservice architecture
Container orchestration basic knowledge (Docker Kubernetes)
Qualifications
Core Requirements
BS/MS degree in Computer Science Engineering or related field
5 years of handson mobile development experience
Proven track record of shipping applications to Google Play and App Store
What We Offer
Competitive compensation package
Flexible hybrid working model
Global collaboration opportunities
Stateoftheart tech stack
Comprehensive health and wellness benefits
#LIHybrid #LIIM1
Required Experience:
Senior IC
Employment Type
Full-Time
