Senior Java Software Developer

On-siteSalary not specified
Poland · Warsaw, Poland · Wrocław, Poland

Tech Stack

gRPCKafkaRESTJavaGitHub

Job Description, Responsibilities & Requirements

About the Position

We are seeking a Senior Java Software Developer with 6+ years of experience to join our banking and capital markets team in Poland. Our client is building a centralized platform for its sales and trading business vertical, aiming to improve the client experience by consolidating three separate businesses into a one-stop-shop.

Responsibilities

  • Develop and deploy large application footprints in a cloud-native environment.
  • Ensure high availability, zero downtime, and A/B deployment.
  • Implement state-of-the-art application instrumentation (logging, tracing, metrics).
  • Manage name server registry, auto DNS, and service discoverability.
  • Utilize SpringBoot platform, SpringBoot server, and SpringBoot Admin.
  • Use Ansible/Terraform and Kubernetes for infrastructure management.

Requirements

  • MUST

    • Proven experience (6-7 years) with Java development and strong core Java skills.
    • Experience with Service API (REST/gRPC/Web servers, OpenApi/SwaggerApi).
    • Service integration (REST, gRPC, MQ, Kafka).
    • Proven knowledge of computer science concepts including concurrency, algorithms, data structures, and distributed systems.
    • Experience with Github Copilot.
  • NICE TO HAVE

    • Knowledge of sales and trading domains of investment banking business.
    • Experience with graph data structures, traversal, optimization, partitioning, distribution, serialization, and rendering.
    • JNI, Java/.Net integration, and memory management.
    • Multithreaded and high-performance development.
    • Concurrent programming and zero-lock execution.
    • Relational algebra (dataset operations) and vector processing.

We Offer

  • Competitive salary
  • Full-time employment
  • On-site work mode

About the Company

Luxoft DXC

Luxoft, a DXC Technology Company, is a global digital strategy and software engineering firm with over 17,000 international employees across 58 offices in 29 countries. Headquartered in Zug, Switzerland, Luxoft was acquired by DXC Technology in January 2019.

In Poland, Luxoft has been present for over 13 years, with offices in Krakow, Warsaw, Wroclaw, and Gdansk. We employ over 2,000 professional experts working on projects for clients in the financial, automotive, medical, and tourism industries, among others.

At Luxoft Poland, we are known for offering work on innovative projects, providing opportunities for rapid development, an extensive training program, and attractive benefits for employees. Our team comprises 62% Polish nationals and 38% international professionals from over 50 countries.

We prioritize our employees' well-being and strive to provide the best possible conditions for work and development. Almost 80% of Luxoft's employees in Poland have "Senior" experience levels, with at least five years of experience.

Technology is our passion! We focus on top engineering talent, meaning you will work with the best industry professionals from around the world. Luxoft is a global family with an epic atmosphere – we love what we do!

Job Details

Location:
Poland · Warsaw, Poland · Wrocław, Poland
Employment Type:
Full-time
Work Mode:
On-site
Posted on TheJob:
Jul 13, 2026
Last checked:
Jul 13, 2026
Posted on the source:
Jul 3, 2026
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