About the role

Role overview

Senior Full-Stack Mobile Developer (Permanent) for a SaaS platform used in logistics and field-based services. The role is remote with 1 day per month in Edinburgh for an on-site interview, with a focus on building high-quality mobile and web capabilities end-to-end.

Responsibilities

Build and maintain mobile and web applications using modern JavaScript technologies
Deliver scalable features and APIs with a focus on performance, reliability, and security
Contribute to system architecture, code quality, and long-term maintainability
Own delivery end-to-end (concept through to production)
Work with relational databases (SQL) and backend integrations
Apply engineering best practices: testing, CI/CD, and version control (Git)
Collaborate with Product, QA, DevOps, and cross-functional teams
Identify and resolve performance, scalability, and operational challenges
Participate in code reviews and promote engineering best practices
Mentor and support other engineers
Improve documentation, monitoring, and observability
Communicate effectively with technical and non-technical stakeholders

Requirements

Frontend & Mobile (Essential)

Strong experience with React Native (modern)
TypeScript proficiency (fully typed applications)
Redux for state management
Strong understanding of CSS/styling approaches (e.g., Tailwind CSS, Flexbox, Grid)
Experience building and maintaining Android apps
Experience building and maintaining iOS apps
Unit testing experience using Jest

Backend (Essential)

Strong experience with PHP
Experience with modern PHP frameworks (preferably Symfony, Laravel or others acceptable)
Strong proficiency with SQL and relational databases
Experience with CI/CD pipelines (e.g., GitLab CI)

Nice to haves

Expo for React Native
i18n for multi-language/multi-region apps
Native mobile features: Redux Persist/local storage, GPS location, camera (QR/barcode), Mapbox SDK
Doctrine ORM
Codeception for testing

Benefits (high level)

Hybrid working flexibility: remote with monthly Edinburgh presence for on-site interview
30 days annual leave + holiday purchase
Training/onboarding support and personal development budget
Pension contribution and life assurance with remote GP, mental health support, physio, and EAP
Bike to work scheme; modern office amenities

About ByteHire

ByteHire is hiring on behalf of a growing SaaS organization delivering software solutions that improve operational efficiency for logistics and field-based services. Their platform manages complex, real-time processes to help businesses increase performance and visibility across operations.

Mobile Application Developer

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