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Java / Kotlin Developer

Newbury, West Berkshire🌐 Remote💼 Full-time💰 $70,000–$70,000🗓 2026-09-22 → 2026-09-23

Core

Principal backend developer building high-throughput APIs and event-driven architecture for a large telecommunications and online payments platform.

Role type

Principal Software Developer (Backend)

Builds

Large-scale backend platform with high-throughput APIs

Domain

Telecommunications and online payments

Deliverable

production ML models | product features

Required skills

Java, Kotlin, Spring Boot, REST APIs, Microservices, SQL, NoSQL, Docker, Kubernetes, Git

Preferred skills

Telecommunications billing, Azure, CI/CD, Linux, Redis, Elasticsearch

Technologies

Java, Kotlin, Spring Boot, PostgreSQL, MongoDB, RabbitMQ, Docker, Kubernetes, Azure, TypeScript, React, Angular

Responsibilities

Design and implement backend services, mentor engineers, evaluate new technologies, collaborate with stakeholders on technical solutions

Seniority

Principal, hands-on IC

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