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(Senior) Kotlin Java Software Engineer Trading Platform (mfx)

Scalable GmbH


Job Location:

München - Germany

Monthly Salary: Not provided by the employer
Posted: 18 September 2026 (14 hours ago)
Application Deadline: 16 December 2026
Vacancies: 1 Vacancy

Department:

Engineering

Job Summary

  • Be part of a highly motivated cross-functional team building and operating Scalable Capitals Trading Platform.
  • Design build and evolve business-critical services supporting the trading lifecyclefrom order intake and validation through execution status updates and post trade processing.
  • Develop reliable scalable and observable backend services using Kotlin Java and Spring Boot in a distributed event-driven environment.
  • Work with product operations risk and other engineering teams to translate complex trading processes into clear resilient software models and APIs.
  • Build integrations with internal platforms and external trading venues ensuring robust processing of time-sensitive financial data.
  • Take ownership from idea to production: contribute to architecture implementation testing deployment monitoring and continuous improvement.
  • Help ensure the platform meets high standards for correctness performance availability security and auditability.
  • Work in an autonomous agile team using modern software-development practices including code reviews automated testing continuous integration and delivery cloud-based infrastructure and infrastructure as code.
  • Raise engineering standards by improving reliability automation observability developer experience and operational processes.
     

Qualifications :

  • A university degree in computer science engineering or a comparable qualification.
  • Strong professional experience building production backend services with Kotlin or Java and Spring Boot.
  • Experience designing and operating distributed event-driven high-availability systems with clear API and service boundaries.
  • Solid understanding of Domain-Driven Design and the ability to model complex business workflows in maintainable software.
  • Demonstrated ability to work on latency-sensitive high-throughput systems including performance analysis monitoring capacity considerations and failure-mode design.
  • Experience designing operating and optimising data persistence for backend services including relational databases such as PostgreSQL/MySQL and NoSQL databases such as DynamoDB.
  • A strong engineering-quality mindset: clean secure testable documented maintainable code and ownership of services in production.
  • Familiarity with cloud-native development and operations ideally AWS Docker Terraform CI/CD pipelines monitoring and observability tooling.
  • Solid understanding of Domain-Driven Design and the ability to model complex business processes and lifecycle-driven workflows.
  • Strong analytical skills and clear audience-appropriate communication with engineering product operations and business stakeholders.
  • Experience with financial-market systems requiring strict operational controls and auditability is a strong plus.

Additional Information :

  • Be part of one of the fastest-growing and most visible Fintech startups in Europe creating innovative services that have a substantial impact on the lives of our customers
  • Work with an international diverse inclusive and ever-growing team that loves creating the best products for our clients
  • Be productive with the latest hardware and tools
  • Learn and grow by joining our in-house knowledge sharing or career development sessions and spending your individual Education Budget 
  • Learn and experience German culture first hand by joining our free German language classes
  • International relocation support is provided if required 
  • Opportunity to work from abroad
  • Benefit from an attractive compensation package and from the company pension scheme
  • Monthly contribution of 50% for the Deutschland Jobticket
  • Say goodbye to order commissions and say hello to your complimentary subscription of Scalable Capitals PRIME Broker
  • Enjoy flexible and discounted sports activities with Urban Sports Club

Remote Work :

No


Employment Type :

Full-time


About Company

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Scalable Capital is a leading FinTech in Europe, bringing people and technology-based investment together. The company was founded in 2014 and has offices in Munich, Berlin and London. For private individuals, Scalable Capital offers a broker with a trading flat rate and interest and ... View more

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