Senior React Native Engineer — Green Tech Mobile Apps

myenergi Ltd; Grimsby; Hybrid; GBP 55,000 - 85,000; Full time

Benefits offered by this job

Free EV charging on-site

Private medical insurance

Cycle to work scheme

25 days holiday

Mental health support

Job summary

myenergi Ltd in the United Kingdom is seeking a Senior React Native Software Engineer to join our mobile team. You will build and maintain two key apps for iOS and Android, including a customer-facing app and an installer-focused BLE-connected tool, taking features from concept to release.

You will collaborate with product, firmware, and QA, design scalable architecture, and ensure robust, well-tested code while improving UI/UX and performance.

Qualifications

• 5+ years using React Native in production apps.
• Strong skills in JavaScript and TypeScript.
• Experience building and maintaining cross-platform mobile apps (iOS and Android).
• Familiarity with BLE integrations in React Native (or willingness to learn).
• Experience integrating RESTful APIs and handling asynchronous data flows.
• Version control with Git and familiarity with CI/CD (CircleCI).
• Experience delivering clean UIs and user experience best practices.
• Good communication skills and a collaborative mindset.

Responsibilities

• Build, maintain, and iterate on our two React Native mobile apps for iOS and Android.
• Help review, design and implement the architecture of our mobile apps.
• Work closely with product owners, designers, firmware engineers, and QA to deliver features from concept to release.
• Integrate with Bluetooth (BLE) APIs to support device configuration via the installer app.
• Collaborate on API integration for real‑time energy data, settings management, and device control.
• Write robust, maintainable, and well‑tested code.
• Identify and resolve performance bottlenecks, bugs, and UI/UX inconsistencies.
• Participate in regular code reviews and help shape best practices across the mobile team.

Skills

React Native

JavaScript

TypeScript

BLE

REST APIs

Git

CI/CD

Tools

CircleCI

Job description

myenergi Ltd in the United Kingdom is seeking a Senior React Native Software Engineer to join our mobile team. You will build and maintain two key apps for iOS and Android, including a customer-facing app and an installer-focused BLE-connected tool, taking features from concept to release.

You will collaborate with product, firmware, and QA, design scalable architecture, and ensure robust, well-tested code while improving UI/UX and performance.