Senior Java Engineer - Front-Office Trading, Low Latency

Luxoft Poland; Wrocław; On-site; PLN 250,000 - 400,000; Full time

Job summary

UBS is seeking a Senior Java Developer in Wrocław to design, build, and support latency-sensitive front-office electronic trading applications for the Derivatives Principal Flow Trading business.

You will collaborate with traders, quants, and stakeholders to translate complex requirements into robust Java solutions, while advancing observability, performance, and AI-assisted development practices in a globally distributed Agile team.

Qualifications

• 8+ years of software development experience, preferably in electronic trading or front-office environments.
• Strong Java development expertise with experience building high-performance, low-latency applications.
• Experience developing and supporting business-critical trading systems.
• Knowledge of distributed systems, messaging, and event-driven architectures.
• Strong Linux and scripting skills.
• Experience with software engineering best practices, including testing, observability, and production support.
• Strong communication skills and ability to work directly with business stakeholders.
• Familiarity with AI-assisted development tools, preferably GitHub Copilot.

Responsibilities

• Design, develop, and support latency-sensitive trading applications and trading algorithms.
• Drive projects and end-to-end deliveries, taking ownership from design through production deployment.
• Work closely with traders, quants, and business stakeholders to translate complex business and regulatory requirements into innovative technical solutions.
• Build robust, scalable, and highly available Java server-side systems.
• Apply software engineering best practices to ensure solution quality, security, reliability, performance, and compliance.
• Enhance observability, monitoring, and production support capabilities, proactively identifying and resolving operational risks.
• Investigate incidents, perform root cause analysis, and implement long-term remediation measures.
• Collaborate within a global Agile team delivering business value in iterative development cycles.
• Mentor junior developers and actively contribute to engineering excellence and knowledge sharing initiatives.
• Drive adoption of modern development practices, including AI-assisted software engineering and automation.

Skills

Java development

Low-latency systems

Distributed systems

Linux scripting

Observability

Stakeholder communication

AI-assisted development

Mentoring

Front-office trading

Tools

GitHub Copilot

Azure Cloud

C++

SQL

Python

Job description

UBS is seeking a Senior Java Developer in Wrocław to design, build, and support latency-sensitive front-office electronic trading applications for the Derivatives Principal Flow Trading business.

You will collaborate with traders, quants, and stakeholders to translate complex requirements into robust Java solutions, while advancing observability, performance, and AI-assisted development practices in a globally distributed Agile team.