Mobile Developer, (React Native)

Oak Engage; United Kingdom; Remote; GBP 45,000 - 70,000; Full time

Job summary

A leading technology firm is seeking a Mobile Developer to enhance their app using React Native. Candidates should have experience in delivering mobile solutions and a strong focus on user experience. Enjoy remote work, health benefits, and a collaborative culture in this high-growth SaaS company.

Benefits

Private health insurance

Gym contribution

Generous holiday policy

Flexible working options

Qualifications

• 2–4+ years of experience building mobile apps with React Native.
• Familiarity with app release processes for iOS and Android.
• Strong attention to detail and a user-first mindset.

Responsibilities

• Develop, test, and maintain mobile applications using React Native.
• Integrate with back-end APIs and handle mobile state management.
• Ensure app performance, stability, and security across devices.

Skills

React Native

JavaScript

TypeScript

Redux

Mobile analytics

Job description

Location: Remote (UK Based)
Reports to: Engineering Manager
Type: Full-time

Join Oak Engage – Where Communication Meets Connection

At Oak Engage, we’re on an exciting growth journey—backed by a major investment from NorthEdge to scale our impact and redefine the future of employee engagement. Trusted by some of the UK’s biggest brands, including Aldi, Five Guys, and ITV, we help organisations connect, engage, and empower their people through smarter, more personalised internal communication. With our next stage of expansion underway, we’re building a team of bold, ambitious thinkers ready to make their mark at a high-growth, purpose-driven SaaS company. If you’re looking to shape the future of work and grow alongside a company that’s going places, now’s the time to join Oak.

About the Role

We’re looking for a Mobile Developer with experience in React Native to help evolve and enhance the Oak mobile app. You’ll work across both iOS and Android platforms, delivering features that help thousands of users stay connected to their organisation—wherever they are.

This is a high-impact role where you’ll take ownership of mobile-specific user experience and performance, while collaborating closely with design, product, and back-end teams.

What You’ll Do

• Develop, test, and maintain mobile applications using React Native
• Build new features that align with product goals and improve user experience
• Integrate with back-end APIs and handle mobile state management
• Ensure app performance, stability, and security across devices
• Publish updates to App Store and Google Play, managing app lifecycle
• Contribute to mobile roadmap planning and prioritisation

What We’re Looking For

• 2–4+ years of experience building mobile apps with React Native
• Proficient in JavaScript/TypeScript, React, and Redux or other state management tools
• Experience with native modules, push notifications, and mobile analytics
• Familiarity with app release processes for iOS and Android

• Strong attention to detail and a user-first mindset
  

Why Join Oak?

• A meaningful role in a mission-led SaaS company with strong growth and product-market fit
• The chance to work with household brands and solve real-world enterprise challenges
• Flexible hybrid or remote working options
• Private health insurance, life insurance, and Employee Assistance Programme (EAP)
• Gym contribution and travel allowance
• Enhanced maternity, paternity, and discretionary leave
• Generous holiday policy (25 days + Bank Holidays + additional discretionary days)
• Regular team socials and a positive, collaborative culture

Our Recruitment Process

Hiring Manager Interview

• Deep dive into architecture, problem-solving, and team contributions
• Assess communication and curiosity

Technical Task or Live Pairing

• Realistic, time-bound task or live coding session
• Use structured rubric for fairness (avoid freeform “whiteboarding”)
• "Focus on team collaboration, code quality, and feedback"

Peer Technical Panel/Culture Fit / CTO Chat - In person at our NCL HQ

• Includes cross-functional devs, product manager or designer
• Assess long-term growth potential and alignment with tech principles
• Opportunity for candidate to ask strategic questions

Equality & Diversity at Oak

At Oak, we’re committed to building a diverse and inclusive workplace where everyone feels welcome, supported, and able to thrive.

We believe that different perspectives make us stronger, and we actively encourage applications from people of all backgrounds, experiences, and identities — including, but not limited to, race, ethnicity, gender, age, disability, sexual orientation, and socio-economic status.

We are an equal opportunities employer. All hiring decisions are based on business needs, role requirements, and individual qualifications — without bias or discrimination.

If you require any adjustments to the interview process or the role itself to support accessibility, please let us know — we’re happy to help