Contract Mobile Software Developer

Maxwell Bond; United Kingdom; Hybrid; GBP 80,000 - 100,000; Full time

Job summary

A leading company in the UK is urgently seeking a Full Stack + Mobile Software Engineer for a 6-month contract. The ideal candidate will work in a hybrid environment, contributing to multiple platforms using a Kotlin-based tech stack while ensuring high performance in applications.

Qualifications

• Proven experience with Kotlin across platforms.
• Strong understanding of microservices and mobile development patterns.
• Solid knowledge of SQL databases and RESTful APIs.

Responsibilities

• Build responsive Angular web apps.
• Develop Kotlin backend microservices with Spring Boot.
• Create cross-platform mobile apps using Kotlin Multiplatform & Jetpack Compose.

Skills

Kotlin Multiplatform

Microservices understanding

SQL knowledge

Collaborative mindset

Job description

Full Stack + Mobile Software Engineer (Contract)

Location: Hybrid – Coventry (with remote flexibility)
Type: 6-Month Contract
Pay: 300-350 outside IR35
A unique opportunity for a Full Stack + Mobile Software Engineer to work across web, backend, and mobile platforms using a modern Kotlin-based tech stack. You'll be contributing to fast-moving 4-week release cycles and developing scalable, high-performance applications.
Must-Have Tech:

• Kotlin Multiplatform (iOS + Android + Backend)
• Spring Boot v3 (Kotlin only – no Java)
• Jetpack Compose for UI
• Room for mobile local data storage

Key Responsibilities:

• Build responsive Angular web apps
• Develop Kotlin backend microservices with Spring Boot
• Create cross-platform mobile apps using Kotlin Multiplatform & Jetpack Compose
• Design efficient SQL schemas and use Room for mobile storage
• Debug full-stack issues, integrate APIs, and collaborate in agile sprints

What You’ll Bring:

• Proven experience with Kotlin across platforms
• Strong understanding of microservices and mobile development patterns
• Solid knowledge of SQL databases and RESTful APIs
• A proactive, collaborative mindset and passion for clean code

Urgent requirement with interviews aiming to be arranged imminently, apply now to discuss it further!
If you feel that you don’t tick all of the boxes but still want to discuss it just in case…still feel free to apply!