Employer: Swiss IT Company in Banking Infrastructure

Rate: 6000 - 7500 Eur net per month

Cooperation model: B2B

Start date: ASAP

Recruitment process: 3 steps (pre - screening, technical interview, technical task)

Technology stack: Java or Kotlin, Kubernetes, Docker, Jenkins, Gitlab, AI Tools, AWS

Team: 20-person Scrum team responsible for separate microservices

We are currently looking for a Senior Backend Developer based in Poland (preferred locations: Wrocław, Poznań or fully remote).

In this role, you will contribute to the design and implementation of strategic backend components within a high-performance financial technology platform. You will work on infrastructure responsible for order management, execution logic, smart routing mechanisms, and event-driven business services in a cloud-native environment.

This is an opportunity to join a fast-growing, product-driven fintech organisation operating in a technically demanding domain with strong market demand and long-term growth potential.

Your role is:

-> Designing and implementing new releases of a core trading platform

-> Contributing to architecture decisions around:

low-latency order management
execution algorithm
smart order routing
event driven and distributed systems

-> Engineering and operating distributed services in cloud environments

-> Collaborating closely with Product, Engineering Leadership, and cross-functional teams

-> Ensuring solutions follow current industry best practices and architectural standards

-> Designing with security, authentication and authorization in mind

Your skills and experiences:

-> Bachelor’s degree in Computer Science, IT or equivalent practical experience

-> Experience with container orchestration (Docker and Kubernetes)

-> 6+ years of experience in Java and/or Kotlin

-> Solid understanding of monitoring, observability and diagnostics tooling

-> Strong knowledge of cloud platform AWS

-> Experience with CI/CD pipelines and automation

-> Knowledge of microservices architecture and the ability to work within a distributed system environment

-> Proven competence in messaging systems and distributed caching

-> Strong spoken and written English (min B2)

Nice to have:

+ Experience with reactive programming patterns

+ Strong clean-code mindset and experience with test automation

Our client offers:

+ Great opportunity for personal development in a stable and friendly large multinational company

+ Frequent company events

+ Flexible working hours

If interested, please apply safely through this portal (application rules are in accordance with GDPR). Employment agency Nr 17138.

Senior Java or Kotlin Engineer

Winged IT