React Native Developer

ION Group

ION Group

5,001-10,000 employees

Holding company

Data & Analytics


London, UK

Required Skills
UI/UX Design
React Native
  • You will build applications that push the envelope when it comes to throughput, latency, resiliency, all the while making sure that we deliver on-time and within budget. Technical Vision and Strategy: Develop and communicate a clear technical vision and strategy for building mobile experiences within the organization. Lead the architectural design and evolution of web experiences to support our growth and innovation goals. Team Development: Lead the development of the engineering teams skillsets and growth. Provide continuous support for engineers, allowing the whole team to be productive and execute on the vision that you help define. Software Development Leadership: Maintain hands-on involvement in software development, setting best practices, and ensuring high standards of quality. Mentor and guide the development team in implementing complex mobile UI concepts and efficient coding techniques. Architecture and System Design: Craft robust, scalable, and flexible mobile application architectures that support the needs of the business while accommodating future growth and technologies. This includes ongoing iteration of the target state architecture based on feedback and learnings. Technical Innovation: Identify and evaluate new technologies, tools, and practices that can enhance the organization's data capabilities. Lead the adoption of cutting-edge mobile UI technologies, such as code quality tools, static analysis, build time optimization, and run time monitoring. Collaboration and Influence: Work closely with product owners, data specialists, and cross-functional teams to align technical solutions with business needs. Influence decision-making at the highest levels of the company with your technical expertise and vision. Performance and Scalability Optimization: Ensure data systems are optimized for performance and scalability. Conduct code reviews, system simulations, and performance testing to identify bottlenecks and improvement opportunities.

ION software wants to help improve decision-making, increase efficiency, simplify complex processes and empower people. They enable financial institutions, central banks and corporations to digitize and automate their most business critical processes.

Company Stage


Total Funding



, United Kingdom



Growth & Insights

6 month growth


1 year growth


2 year growth



Health, dental, and vision insurance

AD&D and disability insurance

Flexible spending account

Health savings account

Life insurance

Mental health care

401K plan

Performance bonus

Supplemental workers' compensation

Family medical leave & parental leave

PTO, paid holidays, sick days, bereavement leave, and volunteer time off

Commuter checks

Company social events

Employee assistance program

Free lunch

mobile phone discount