Mobile App Developer 3 at Myenergi in Grimsby, England, United Kingdom | Kablio

Role

Description

ble integration

react native

api integration

jest testing

code reviews

performance optimization

Integrate with Bluetooth (BLE) APIs to support device configuration via the installer app.
Work closely with product owners, designers, firmware engineers, and QA to deliver features from concept to release.
Participate in regular code reviews and help shape best practices across the mobile team.
Write robust, maintainable, and well-tested code.
Testing tools like Jest.
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.
Collaborate on API integration for real-time energy data, settings management, and device control.
Identify and resolve performance bottlenecks, bugs, and UI/UX inconsistencies.

Requirements

react native

ble

javascript

typescript

ios

android

Familiarity with BLE libraries.
Experience delivering clean UI’s and user experience best practices.
Experience building and maintaining cross-platform mobile apps (iOS and Android).
An installer-focused app used by professional installers to connect to our devices via Bluetooth for setup, configuration, and diagnostics.
Previous experience in IoT, smart home, or hardware-connected apps.
Experience working with native modules (Swift, Kotlin).
5+ years using React Native in production apps.
Understanding of energy systems or EV charging tech.
A customer-facing app that gives users real-time visibility and control over their myenergi devices (zappi, eddi, libbi, harvi, etc.).
Familiarity with Bluetooth Low Energy (BLE) integrations in React Native (or willingness to learn).
Version control with Git and familiarity with standard CI/CD processes (e.g. CircleCI).
Good communication skills and a collaborative mindset.
Experience integrating RESTful APIs and handling asynchronous data flows.
Strong skills in JavaScript and TypeScript.

Benefits

25 days holiday increases with service + Bank Holidays
Free charging of electric vehicles on site.
EV salary sacrifice scheme
Mental Health First Aiders across the business, let's be there for each other
Cycle to Work Scheme
Free onsite parking
Positive working environment
Birthday Leave – because everyone deserves a day off for their birthday, right?
Enhanced maternity & paternity pay
Employee Assistance Programme - a free 24/7 UK-based counselling helpline.
Private Medical Insurance
Long service awards

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found

Company

Overview

Founded with a vision to revolutionize renewable energy, Myenergi is at the forefront of the green tech sector.
The company specializes in smart home devices that enhance energy efficiency, including products for electric vehicles, solar energy, and home energy management.
Their flagship product, the zappi EV charger, helps users maximize solar energy use to charge electric vehicles.
Myenergi focuses on creating solutions that empower individuals and businesses to reduce energy waste while lowering costs.
Aiming to build a sustainable future, the company continues to innovate with a focus on future-proof, scalable solutions for energy management.

Culture + Values

Driven by a passion for innovation, they continuously push the boundaries of renewable technology.
Committed to delivering exceptional products and services that meet customer needs.
Leading the global transition to sustainable energy with a focus on minimizing environmental impact.
Embracing change and continuously adapting in a fast-paced, dynamic environment.
Valuing teamwork and believing in the power of collective effort to achieve goals.

Environment + Sustainability

2030

Net Zero Commitment

Aiming to achieve net zero emissions by 2030.

All products are designed with sustainability at the core, focusing on energy efficiency and reducing carbon footprints.
Incorporating renewable energy solutions, including solar, wind, and electric vehicle charging infrastructure.
Committed to carbon-neutral operations with a focus on reducing emissions and offsetting where necessary.
Encouraging customers to transition to sustainable energy solutions through products like zappi, eddi, and harvi.

Inclusion & Diversity

Actively working to close the gender gap in technical and leadership roles.
Fostering an inclusive environment where every team member feels valued and heard.
Offering development opportunities for underrepresented groups in the renewable energy sector.

Articles

About Us

Careers

News

Role

Description

ble integration

react native

api integration

jest testing

code reviews

performance optimization

Integrate with Bluetooth (BLE) APIs to support device configuration via the installer app.
Work closely with product owners, designers, firmware engineers, and QA to deliver features from concept to release.
Participate in regular code reviews and help shape best practices across the mobile team.
Write robust, maintainable, and well-tested code.
Testing tools like Jest.
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.
Collaborate on API integration for real-time energy data, settings management, and device control.
Identify and resolve performance bottlenecks, bugs, and UI/UX inconsistencies.

Requirements

react native

ble

javascript

typescript

ios

android

Familiarity with BLE libraries.
Experience delivering clean UI’s and user experience best practices.
Experience building and maintaining cross-platform mobile apps (iOS and Android).
An installer-focused app used by professional installers to connect to our devices via Bluetooth for setup, configuration, and diagnostics.
Previous experience in IoT, smart home, or hardware-connected apps.
Experience working with native modules (Swift, Kotlin).
5+ years using React Native in production apps.
Understanding of energy systems or EV charging tech.
A customer-facing app that gives users real-time visibility and control over their myenergi devices (zappi, eddi, libbi, harvi, etc.).
Familiarity with Bluetooth Low Energy (BLE) integrations in React Native (or willingness to learn).
Version control with Git and familiarity with standard CI/CD processes (e.g. CircleCI).
Good communication skills and a collaborative mindset.
Experience integrating RESTful APIs and handling asynchronous data flows.
Strong skills in JavaScript and TypeScript.

Benefits

25 days holiday increases with service + Bank Holidays
Free charging of electric vehicles on site.
EV salary sacrifice scheme
Mental Health First Aiders across the business, let's be there for each other
Cycle to Work Scheme
Free onsite parking
Positive working environment
Birthday Leave – because everyone deserves a day off for their birthday, right?
Enhanced maternity & paternity pay
Employee Assistance Programme - a free 24/7 UK-based counselling helpline.
Private Medical Insurance
Long service awards

Training + Development

Information not given or found

Interview process

Information not given or found

Visa Sponsorship

Information not given or found

Security clearance

Information not given or found