React Native Developer

Daysix is looking for a mid-level Frontend Developer with proven React Native experience to join our healthcare-focused platform development team.

We’re known for digging deep into problems, collaborating closely with partners, and building software that makes a visible difference and contribution. Our success comes from a culture that’s deeply inquisitive and focused on truly understanding the problems we solve.

You’ll collaborate with other developers on innovative, impactful projects, particularly in healthcare, where our work with the NHS directly improves the lives of clinicians and patients.

You must be able to demonstrate the technical essential requirements, and be able to talk confidently about your approach.

You can read more about who we are on our website https://daysix.co.

About you and the role

You’ll be working on a variety of projects, hands-on across the full project lifecycle—from design and implementation to release and support. You’ll turn ideas into solutions, working alongside designers and other developers.

• You take pride in clean, tested, maintainable code.
• You are motivated, collaborative, and hungry to learn and grow.
• You have great communication skills.
• You balance independence with teamwork.
• You take ownership and drive your work.
• You are committed to quality and testing.
• You work fast and innovate.

The technical stuff

• 2+ Years of commercial experience building native apps
• App Store & Google Play release management (signing and keystores)
• Experience with Xcode + Android Studio
• Experience upgrading react native
• End to End testing mobile apps (detox, maestro or similar)
• Mobile CI/CD, EAS Build, CodeMagic or similar
• Experience profiling and optimising native apps
• An up to date understanding of the react native ecosystem
• Experience with State management solutions (eg. redux, zustand, mobx)
• Experience with RN Navigation libraries (eg. react-navigation, react-native-navigation, expo-router)

Nice to Have:

• Experience with Kotlin and/or Swift
• Experience working in Health Tech
• Experience working with the FHIR data spec

What we offer

• 35-hour week with option to compress into 4 days (many of us take Fridays off)
• Hybrid & flexible working – typically a few days a week in the office (and more during probation)
• 30 days’ holiday (yours to use when it suits) + office closure between Christmas and New Year
• Pension contribution
• Professional development budget – dedicated support for learning and growth
• Values-led culture – we don’t just write our values down; we live them daily