Senior Front End Engineer

GT was founded in 2019 by a former Apple, Nest, and Google executive. GT’s mission is to connect the world’s best talent with product careers offered by high-growth companies in the UK, USA, Canada, Germany, and the Netherlands.

On behalf of Humax, GT is looking for a Senior Front End Engineer interested in IoT and green energy domains.

About Humax

Founded in 1989, Humax is a global technology company and leader in mobility innovation, with 20+ international branches worldwide. The company delivers advanced mobility solutions, EV charging technologies, and connected services through an integrated mobility hub platform.

Today, Humax is rapidly expanding its presence in the UK and Europe, developing next-generation EV charging products and services.

Key businesses:

• EV Charging Operation, Charger Manufacturing
• Smart Parking Operation and Infrastructure
• Shared Mobility: B2C and B2B Car Sharing

Through its EV division, Humax delivers smart, user-friendly charging solutions for homes, businesses, and public spaces. These products combine sleek design, advanced mobile apps, and backend intelligence to power the shift to sustainable transport.

Learn more:

https://humaxcharging.com/uk/

About the Role

We are looking for a Software Engineer with a strong front-end focus (React/Next.js) to join our new European team and contribute to the development of web and mobile applications for our commercial EV charging products.

You will collaborate closely with our R&D team in Korea and stakeholders in the UK, helping to design and deliver intuitive, scalable, and secure user experiences.

While the primary focus will be on web applications, flexibility to support React Native mobile development and occasional backend tasks is highly valued.

This is an excellent opportunity to join at an early stage and influence both the technical direction and future team structure in Europe.

The role includes occasional business trips to London.

Responsibilities:

• Develop and maintain web applications (React/Next.js) for EV charging platforms.
• Support mobile app development (React Native) as needed.
• Integrate backend APIs, payment gateways, and real-time communication protocols.
• Deliver responsive UI/UX in collaboration with designers (Figma/Zeplin).
• Participate in Agile ceremonies with distributed teams across Europe, UK, and Korea.
• Contribute to documentation and suggest improvements based on user and business needs.

Essential knowledge, skills & experience:

Must-have

• 5+ years of professional software development experience.
• Strong front-end expertise: React.js, Next.js, TypeScript.
• Familiarity with React Native and ability to support mobile development.
• Proven track record of API integration (REST/GraphQL).
• Solid understanding of responsive UI/UX.
• Domain experience with EV charging solutions, IoT, or related hardware/software integration.
• Fluent English communication skills.

Nice-to-have

• Backend exposure (Node.js/Express, Python/FastAPI).
• Familiarity with payment integrations (Stripe, PayPal) and OCPP protocols.
• Experience with cloud & DevOps (AWS/Azure, Docker, CI/CD).
• Previous work in distributed, international teams.

Soft Skills

• Strong communication skills.
• Proactive and collaborative – comfortable working with distributed teams.
• Problem-solving mindset with strong communication skills.
• Ability to work independently and take ownership of tasks.

Interview Steps

1. GT interview with Recruiter

2. Technical interview

3. Technical Task

4. Final interview

We go beyond usual perks… By working with us, you will get:

• Health insurance.
• Psychotherapy coverage.
• Sport coverage.
• Learning budget.
• Paid vacation days.
• Paid sick leaves.
• All public holidays are paid days off.

GT working model:

You will work directly with a client through our Extended Team model. We try to do things differently and put our efforts into integrating you as deeply as possible into the client’s team. You work with the same tools and technologies as they do and are managed directly by the client without any intermediary in between. We help you build relationships and create an environment where you genuinely feel like a member of the client’s team. We also encourage trips to a client and join teambuilding and after-work activities. Our Extended Team model is focused on long-term projects that last over several years.

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