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Senior Java Engineer – Real-Time Systems @ Link Group at Link Group

Stanowisko Senior Java Engineer – Real-Time Systems @ Link Group
Opublikowano 17 Mar 2026
Wygasło 16 Apr 2026
Firma Link Group
Lokalizacja Mazowieckie | PL
Rodzaj umowy Full Time

Opis stanowiska:

Najnowsze informacje o pracy w Link Group na stanowisko Senior Java Engineer – Real-Time Systems @ Link Group. If the Senior Java Engineer – Real-Time Systems @ Link Group wolny etat w Mazowieckie odpowiada Twoim kwalifikacjom, prześlij swoje aktualne CV bezpośrednio przez portal Jobkos.

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About the Role

We’re looking for a Senior Java Developer to join a global engineering team building a large-scale, event-driven platform for pricing, trade execution, and processing in the financial markets domain.

The system supports multiple trading desks and asset classes — including FX Options, Interest Rate Derivatives, Commodities, and Credit Derivatives — providing real-time pricing, risk, and booking capabilities.

You will work on a distributed microservices architecture, leveraging Kafka, Reactive programming, and Spring Boot to build scalable and performant systems that handle large volumes of real-time data.

Why Join
  • Work on a strategic real-time financial platform with a global impact 
  • Engage in complex, large-scale engineering challenges 
  • Collaborate with international teams and domain experts 
  • Be part of a strong technical culture — open, intellectual, and delivery-focused 
  • Opportunity to shape architecture and influence technical direction 

Requirements
  • 7+ years of professional experience in Java development 
  • Strong hands-on skills in Java, Spring Boot, Reactive programming (RxJava)  
  • Proven experience with Kafka in production systems 
  • Solid understanding of event-driven architecture and data serialization  
  • Practical experience with microservices, containerization, and cloud deployment (OpenShift / Kubernetes / Helm / Docker) 
  • Good understanding of SQL databases (Oracle) and distributed data stores (Hazelcast, Cassandra) 
  • Familiarity with CI/CD pipelines (preferably Azure DevOps) 
  • Experience with monitoring tools such as ELK, Prometheus, Grafana  
  • Strong problem-solving and debugging skills 
  • Fluent English communication skills (spoken and written) 
Nice to Have
  • Experience in financial systems, especially trading, pricing, or risk-related applications 
  • Knowledge of derivatives or e-trading workflows  
  • Background in high-performance or low-latency systems  
  • Familiarity with React and TypeScript for full-stack development 
  • Exposure to DevOps practices and automated deployment processes 
About the Role

We’re looking for a Senior Java Developer to join a global engineering team building a large-scale, event-driven platform for pricing, trade execution, and processing in the financial markets domain.

The system supports multiple trading desks and asset classes — including FX Options, Interest Rate Derivatives, Commodities, and Credit Derivatives — providing real-time pricing, risk, and booking capabilities.

You will work on a distributed microservices architecture, leveraging Kafka, Reactive programming, and Spring Boot to build scalable and performant systems that handle large volumes of real-time data.

Why Join
  • Work on a strategic real-time financial platform with a global impact 
  • Engage in complex, large-scale engineering challenges 
  • Collaborate with international teams and domain experts 
  • Be part of a strong technical culture — open, intellectual, and delivery-focused 
  • Opportunity to shape architecture and influence technical direction 
,(Design, implement, and maintain microservices using Java, Spring Boot, and RxJava , Develop event-driven systems based on Kafka and WebSocket communication , Participate in the full software development lifecycle — from requirements to production release , Collaborate with business analysts, developers, and stakeholders across global teams (Europe & Asia) , Optimize application performance and ensure system reliability , Write efficient, testable, and well-documented code following best engineering practices , Contribute to technical design discussions and architecture evolution , Support and mentor other developers within the local team ) Requirements: RxJava, WebSocket, Java, Kafka, Spring Boot, Microservices Additionally: Integration events.

Szczegóły oferty:

  • Firma: Link Group
  • Stanowisko: Senior Java Engineer – Real-Time Systems @ Link Group
  • Miejsce pracy: Mazowieckie
  • Kraj: PL

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