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(Senior) Kotlin / Java Software Engineer - Trading Platform (m/f/x)

Berlin, BE, de💼 Full-time🗓 2026-09-17 → 2026-09-25

Core

Design, build, and evolve business-critical backend services for a trading platform, handling the full lifecycle from order intake to post-trade processing.

Role type

Senior IC backend software engineer (trading systems)

Builds

Scalable Capital's Trading Platform (order management, execution, and post-trade processing services)

Domain

Fintech / Financial Markets / High-frequency trading infrastructure

Deliverable

production ML models | product features

Required skills

Kotlin, Java, Spring Boot, Distributed systems, Event-driven architecture, Domain-Driven Design, PostgreSQL, MySQL, DynamoDB, AWS, Docker, Terraform, CI/CD

Preferred skills

Financial-market systems experience, Latency-sensitive system optimization, Cloud-native operations

Responsibilities

Design and implement resilient APIs for trading lifecycle, Build integrations with internal platforms and external trading venues, Optimize data persistence and system performance, Ensure high standards for correctness, security, and auditability, Collaborate with product and risk teams to model complex workflows, Improve engineering standards and operational processes

Seniority

Senior, hands-on IC

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