React Native Developer (Expo) – Secure Tech

JR United Kingdom; City Of London; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading company in secure technology seeks a React Native Developer to create impactful mobile applications. Join a technical team aiming to innovate in secure communication, working with technologies like Kotlin and Swift. If you're experienced and passionate about privacy and innovation, apply now.

Qualifications

• 4+ years’ experience with React Native (Expo SDK).
• Strong knowledge of native module development in Kotlin/Swift.
• Hands-on experience with secure systems and testing frameworks.

Responsibilities

• Build performant, secure mobile applications using React Native.
• Integrate with Gmail APIs and manage OAuth2 flows.
• Implement responsive UIs from Figma designs.

Skills

React Native

Kotlin

Swift

OAuth2

MIME standards

Problem-solving

Communication

Job description

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React Native Developer (Expo) – Secure Tech, london (city of london)

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Client:

Evermore

Location:

london (city of london), United Kingdom

Job Category:

Other

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EU work permit required:

Yes

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Job Views:

2

Posted:

28.06.2025

Expiry Date:

12.08.2025

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Job Description:

Details:

• Type: Contract.
• Hybrid: London.
• Market rate: Daily (Outside IR35)

Company and role:

Our client is seeking a React Native Contractor to help shape the future of secure communication. You’ll be joining a lean, highly technical team focused on building the next-gen in the "Secure Tech" focused industry — with real impact and purpose.

• Build performant, secure mobile applications using React Native (Expo), Kotlin, and Swift.
• Integrate with Gmail APIs, manage OAuth2 flows, and handle MIME payloads.
• Implement responsive UIs from Figma designs.
• Contribute to architecture, automated testing, and CI/CD pipelines.

What we're looking for: React Native Developer (Expo) – Secure Tech

• 4+ years’ experience with React Native, ideally using the Expo SDK
• Strong knowledge of native module development in Kotlin/Swift
• Exposure to cryptographic principles, MIME standards, and OAuth2
• Hands-on experience with secure systems, testing frameworks, and Git workflows
• Excellent communication and problem-solving skills

If you’re ready to build meaningful tech with a team that values innovation and privacy, apply today.