Android & Backend Software Engineer (Mid-Level) Hybrid UK

Boxbar Tech; Wakefield; Hybrid; GBP 40,000 - 50,000; Full time

Job summary

Boxbar Tech is seeking a Mid-Level Software Developer to work on Android and backend systems in a hybrid role based in the UK, with occasional travel to our Wakefield HQ. You’ll contribute across Android kiosks, backend services and integrations, delivering robust, scalable software for live environments.

You will collaborate with Engineering, Product and Operations to turn requirements into reliable code, write clean tests, and help shape technical decisions in a fast‑growing, global technology

Qualifications

• 3–5 years of commercial software‑development experience.
• Strong Java and/or Kotlin development skills.
• Commercial Android application development.
• Building or consuming REST APIs.
• Working with SQL databases.

Responsibilities

• Developing new features for our Android kiosk application.
• Building and maintaining backend services and REST APIs.
• Integrating third‑party payment providers and external platforms.
• Working with cloud infrastructure and serverless technologies.
• Supporting integrations between software, payment devices and physical hardware.
• Investigating and resolving issues across applications, devices, hardware and networks.
• Improving application performance, stability and reliability.
• Contributing to architecture and technical design discussions.
• Writing clean, testable and maintainable code.
• Reviewing code and helping maintain high engineering standards.
• Supporting deployment, monitoring and continuous improvement
• Working closely with Product and Operations teams to deliver new functionality
• Taking ownership of features from initial concept through to production

Skills

Java

Kotlin

Android

REST APIs

SQL databases

Git

OO principles

Debugging

Maintainable code

Tools

AWS

Docker

PostgreSQL

Firebase

GitHub Actions

Job description

Boxbar Tech is seeking a Mid-Level Software Developer to work on Android and backend systems in a hybrid role based in the UK, with occasional travel to our Wakefield HQ. You’ll contribute across Android kiosks, backend services and integrations, delivering robust, scalable software for live environments.

You will collaborate with Engineering, Product and Operations to turn requirements into reliable code, write clean tests, and help shape technical decisions in a fast‑growing, global technology