Jobs and Careers

Sr. Mobile Developer (React Native- Expo)

UKRemotefull_timeVerifiedPosted 7 Oct 2025

About the role

This is a remote position.

We are a technology consultancy built to drive impact. We help organizations reduce risks, accelerate results, and unlock competitive advantage through technology. Our services span IT managed services, custom software development, staff augmentation, and enterprise innovation.

We don’t just deliver tech. We live it, breathe it, and build it with purpose. Every solution is designed to help businesses move faster, innovate smarter, and ensure continuity with confidence.

We’re Geared for Impact. Built for Belonging . Always ready for what’s next. We create impact through innovation and excellence, fostering a community built for success and belonging.

Role Overview

As an Mobile Application Developer , you’ll work closely with the team and initial design partners to build a mobile application using React Native, Expo, ReactJS, and TypeScript , balancing speed, quality, and efficiency in the delivery process. If you're passionate about solving complex problems using technology, enjoy intellectual debates, and thrive in ownership-driven environments, this role is for you.

Key Responsibilities

Develop and maintain high-quality, performant mobile applications for iOS and Android platforms using React Native and Expo.
Collaborate directly with the client’s non-technical leadership to gather requirements, provide technical insights, and translate business needs into technical solutions.
Work on occasional web platform features using ReactJS and Typescript, ensuring a seamless user experience across all platforms.
Contribute to the development and improvement of APIs built in Typescript, working closely with back-end teams to support mobile and web integrations.
Optimize application performance and ensure responsiveness across various devices and screen sizes.
Implement best practices for security, usability, and code maintainability in a fast-paced, startup-like environment.
Provide technical guidance on UI/UX considerations, performance tuning, and troubleshooting across the mobile and web applications.
Communicate technical concepts and project updates effectively to non-technical stakeholders and team members.
Participate in code reviews, testing, and continuous integration processes to ensure code quality.
Support the delivery of the project by adapting to evolving priorities and collaborating within a small, autonomous team.

Requirements

4+ years of professional experience in mobile development.
Experience with modern SaaS distributed architectures on public cloud
Ability to build high-performance, delightful user interfaces
Proficiency in frontend frameworks (React), state management, design systems, and frontend security standards
Senior-level proficiency with our core stack:
- React Native
- Expo
- ReactJS
- TypeScript
Knowledge of information security and defensive programming

Preferred Experience & Attributes

Exceptional communication skills and ability to communicate technical concepts to non-technical people
Creative Problem-Solving: Ability to balance speed and quality, solve problems at different levels
Passion: Strong drive to build and lead a category-defining business
Culture Fit: Comfort in high-performance environments that value excellence, integrity, and collaborative debate

Benefits

Why Join GBH?

Our Amazing Team: We’re a company that empowers people. Instead of rules, we have three company values to let you do what you do best. You’re free to be passionate, innovative, collaborative, live a life of integrity, care for those you work with, and delight our customers.
Our Culture: A friendly, fast-paced and inclusive environment. We rely on an open and empathetic culture that constantly promotes the growth of our team.