Senior Frontend Engineer (0.5% Equity)

JR United Kingdom; Crawley; On-site; GBP 60,000 - 80,000; Full time

Job summary

A leading company in Crawley is seeking a Senior Frontend Engineer with strong expertise in React Native to join its founding team. This equity-only role offers 0.5% equity and requires a collaborative designer-focused professional ready to make a significant impact as the company evolves. Ideal candidates will have extensive experience and the ability to thrive in a fast-paced, evolving environment.

Qualifications

• At least 5+ years proven work experience.
• Proven ability to be self-directed in a fast-paced environment.
• Strong understanding of React Native libraries and frameworks.

Responsibilities

• Architect, build and maintain excellent React Native applications.
• Work with back-end developers to define API contracts.
• Collaborate with cross-functional teams to ship new features.

Skills

React Native

Collaboration

Agile Scrum

API Contracts

Automated Testing

Problem Solving

Education

BSc or MSc in Computer Science, Engineering, or related field

Tools

Cloud Native Technologies

Kubernetes

Containerisation

Job description

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Senior Frontend Engineer (0.5% Equity), crawley, west sussex

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Client:

Location:

crawley, west sussex, United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

6

Posted:

16.06.2025

Expiry Date:

31.07.2025

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Job Description:

Senior Mobile Frontend Developer (Equity-only)

We are looking for a senior React Native developer interested in building performant mobile apps on both the iOS and Android platforms. You will be responsible for architecting and building these applications, as well as coordinating with the teams responsible for other layers of the product infrastructure. Building a product is a highly collaborative effort, and as such, a strong team player with a commitment to perfection is required.

Responsibilities

• Architect, build and maintain excellent React Native applications with clean code.
• Release applications to the Apple and Google Play stores.
• Work with back-end developers to define API contracts and use those contracts in-app.
• Ensure ongoing code quality via automated unit and integration testing.
• Work with UX Designers, Architects, and other Developers to implement full stack web and mobile solutions.
• Work as part of an Agile Scrum team; Design and develop scalable web applications using open-source technologies.
• Continuously discover, evaluate, and implement new technologies to maximise development efficiency.
• Collaborate with cross-functional teams to define, design, and ship new features.
• Work on bug fixing and improving application performance.
• Working with third-party data sources and APIs.

Compensation

This is a pre-seed, equity-only role, offering 0.5% equity as part of the founding team. There is currently no salary available until we secure Seed funding, at which point competitive compensation will be introduced. This role is ideal for someone seeking long-term ownership and impact in a purpose-driven, early-stage venture

Requirements

• Ability to work effectively with remote team members.
• At least 5+ years proven work experience with direct hands-on skill set.
• BSc or MSc in Computer Science, Engineering, or related field.
• Proven ability to be self-directed and operate effectively in a fast-paced, high-energy environment.
• Ability to communicate, influence other supporting teams such as product, QA, DevOps, etc. to achieve the objectives.
• Experience collaborating with senior developers, project managers, and designers in a fast-paced environment with little supervision.
• Strong understanding of popular React Native libraries, components, and frameworks.
• Able to deliver results on time and take responsibility for a project’s successful outcome.
• Familiarity with cloud native technologies such as Kubernetes, containerisation, microservices and Software-defined Infrastructure.