Senior Kotlin/Java Engineer - Cloud-Native Trading Platform

Luxoft; Greater London; On-site; GBP 110,000 - 150,000; Full time

Job summary

Luxoft is hiring a Senior Software Engineer to join a major transformation programme in Prime Finance Equities. You will design and build scalable backend services for trading and post-trade platforms, using Kotlin and Java in JVM ecosystems, with a focus on event-driven architectures and CI/CD delivery.

Join a team collaborating with traders and tech stakeholders to shape modern cloud-native solutions, apply TDD, and drive architectural decisions across the platform transformation.

Qualifications

• Kotlin/Java experience in finance environment.
• Strong understanding of messaging patterns, resiliency and replay handling.
• End-to-end TDD experience and software quality ownership.
• Experience with Agile, CI/CD and trunk-based development.
• Capital markets knowledge across trade lifecycle and post-trade processes.

Responsibilities

• Design and develop scalable backend services for trading and post-trade platforms.
• Build event-driven applications and messaging-based integrations.
• Develop software in Kotlin and Java within JVM ecosystems.
• Influence architecture and contribute to technology decisions.
• Apply TDD to ensure software quality.

Skills

Kotlin/Java

Messaging patterns

TDD

CI/CD

Capital markets

Trade lifecycle

Trade booking

System design

Kubernetes

Observability

Vault/CyberArk

Prime Brokerage

Regulatory reporting

React/Angular

AI tools

Job description

Luxoft is hiring a Senior Software Engineer to join a major transformation programme in Prime Finance Equities. You will design and build scalable backend services for trading and post-trade platforms, using Kotlin and Java in JVM ecosystems, with a focus on event-driven architectures and CI/CD delivery.

Join a team collaborating with traders and tech stakeholders to shape modern cloud-native solutions, apply TDD, and drive architectural decisions across the platform transformation.