Senior Java Developer
- Hiring from
- Poland
- Work type
- Remote
- Posted
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Project description
Join a global Agency Trading technology team responsible for developing, enhancing, and supporting high-performance trading platforms that enable critical trading and client-facing workflows across financial markets. The team operates in an international, fast-paced environment, working closely with technology and business stakeholders across different regions.
The project focuses on the continued development and modernization of Java-based trading applications and high-performance messaging solutions, leveraging cloud, containerization, and modern DevOps technologies. The platforms are designed with a strong emphasis on scalability, reliability, performance, and operational stability to support demanding trading workloads.
As part of the global team, you will contribute to the evolution of critical trading platforms, helping improve their architecture, performance, automation, and deployment capabilities while ensuring they remain robust and maintainable in a complex production environment.
Responsibilities
Design, develop, and maintain high-performance Java applications and messaging solutions.
Build scalable, event-driven components using Kafka and RabbitMQ.
Develop and deploy containerized applications on Azure/AKS, leveraging Helm and Terraform.
Implement and improve CI/CD and DevOps practices to support reliable and efficient delivery.
Perform performance tuning, troubleshooting, and optimization of high-throughput applications.
Monitor production systems, investigate incidents, and ensure reliability, security, and operational stability.
Collaborate with development, DevOps, and business teams on solution design and end-to-end delivery.
Skills
Must have
7+ years of professional software development experience, with strong hands-on expertise in Java and enterprise application development using Spring Boot and Spring Security.
Strong experience with high-performance messaging applications, including Apache Kafka and RabbitMQ, messaging patterns, and performance considerations.
Strong experience with Microsoft Azure, AKS (Azure Kubernetes Service), and containerized application environments.
Hands-on experience with DevOps practices and CI/CD, including Helm and Terraform for deployment and infrastructure management.
Strong knowledge of SQL and PostgreSQL, particularly within data-intensive applications.
Experience with distributed caching and in-memory data technologies, including Apache Ignite and Hazelcast.
Proven experience with performance analysis, troubleshooting, and performance tuning, particularly for high-throughput and messaging-intensive applications.
Nice to have
Experience with C++20 is an advantage.
Previous experience with exchange connectivity, smart order routing, or execution algorithms.
Knowledge of low-latency optimization techniques, including lock-free data structures, kernel bypass technologies such as DPDK or Solarflare, cache-aware design, and NUMA tuning.
Experience with performance analysis and optimization tools, including perf, Intel VTune, flame graphs, and micro-benchmarking frameworks such as Google Benchmark.
Strong hardware awareness, including an understanding of CPU caches, branch prediction, memory hierarchy, network interface cards (NICs), and their impact on software design and performance.
Experience with financial messaging and exchange protocols, such as FIX, ITCH, OUCH, or native exchange APIs.
Experience building or integrating MCP servers, or using AI tooling to automate software engineering and developer workflows.
Familiarity with monitoring, observability, and network analysis tools, such as Corvil, Geneos, and PCAP analysis.
Other
Languages
English: B2 Upper Intermediate
Seniority
Senior
Luxoft Benefits*
- ●Relocation options **
- ●Experience in an international environment
- ●Cross-cultural experience
- ●Feedback culture
- ●Regular appraisals
- ●Annual holiday - 20 or 26 days. The duration of the leave depends on the overall seniority
- ●Occasional leave - 1 or 2 days/ depending on the circumstances
- ●Child care leave - 2 days or 16 hours per year
- ●Absence due to force majeure - 2 days or 16 hours per year
- ●Maternity Leave - 20 weeks
- ●Parental Leave - 41 weeks
- ●Paternity Leave - 14 days
- ●Expert-led tech courses covering basic to advanced topics
- ●Internal instructor-led soft skills courses
- ●Comprehensive in-house self-learning resources for both soft and hard skills
- ●Access to external self-learning libraries like ProQuest eBook and Udemy for Business
- ●Cloud Programs: MS Cloud Academy, AWS Partner Academy, Google Cloud Academy
- ●Custom Learning Programs: upskilling, reskilling, technical mentorship
- ●Leadership Programs for Managers
- ●Multisport card
- ●Possibility to order Multisport card at the corporate rate for family members
- ●LuxGood Program: wellbeing seminars, contests, relaxation sessions, yoga sessions, etc.
- ●One Team Program: Buddy for each New Joiner; seminars, meeting and workplace space to support integration with local community and culture; “Hire me” workshops for partners
- ●Preferential banking offer
- ●Preferential car leasing offer
- ●Cafeteria program discounts for shops, cinema tickets, holiday offers
- ●Luxoft Social Benefit Fund: sport and recreation benefits, the possibility to receive financial support
- ●Private Healthcare Insurance with unlimited access to specialists
- ●Full dental support
- ●Travel Insurance
- ●Possibility to add private healthcare coverage for family members at the corporate rate
- ●Life insurance at the corporate rate for employees and family members, including payment of the basic package for the employee by the employer
- ●Reimbursement for corrective glasses
- ●Many fun social activities organized by the Luxoft team offline in your city
- ●Online entertainment events for whole company and local team events
- ●A workplace where you’re treated with respect within a multicultural team
- ●Rotation between projects and accounts
- ●New career opportunities
Self-Learning Library
CSR Projects
*The acquisition of rights to the above benefits depends on the form of cooperation. Benefits apply to those employed under a contract of employment.
**Please note that relocation is not available for all open positions. At Luxoft Poland it is possible to work remotely only from the territory of Poland.
***Options offered by the Polish government.
Wroclaw, Poland
Req. VR-125642
Java
BCM Industry
23/10/2026
Req. VR-125642
Apply for Senior Java Developer in Wroclaw
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