Senior Rust Software Engineer

We’re looking for a Senior Rust Software Engineer to help unify UL Link, T-Bricks, and CQG into a single platform. The role develops the distributed cache/memory model responsible for ultra-low-latency distribution of market and reference data and supports a canonical data model initiative providing normalized transaction, market, and reference data.

Responsibilities

• Design and build a distributed caching layer for high-throughput, low-latency market data distribution
• Leverage QuestDB to support fast data access across the platform
• Collaborate with technical leads on architecture and integration decisions
• Support consolidation of feed handlers and connectivity layers across UL Link, T-Bricks, and CQG
• Define data models and schemas for normalized market and reference data
• Optimize memory management and concurrency patterns for ultra-low-latency workloads
• Participate in code reviews and mentor team members on distributed-systems best practices

Requirements

• 3+ years of experience with Rust, including distributed systems work
• Experience building low-latency, high-throughput systems
• Knowledge of time-series databases such as QuestDB, KDB, or InfluxDB
• Understanding of capital markets and market data, including equities, derivatives, futures, and options
• Proficiency in system design for scalable, fault-tolerant architectures
• Familiarity with Linux performance-tuning and profiling tools
• English proficiency at B2+ level

Nice to have

• Experience with streaming or messaging systems such as Kafka
• Familiarity with the FIX protocol
• Knowledge of Golang

Benefits

• Hybrid work model and the opportunity to work remotely within Poland
• Opportunity to work abroad for up to 60 days annually
• Business-driven relocation opportunities
• Career development programs, thought leadership, mentoring, soft-skills and well-being programs
• Certification opportunities in Anthropic, Gemini, GCP, Azure, and AWS
• English classes
• Stable pay
• Employee Stock Purchase Plan participation with a 15% discount
• Benefits package, including health insurance, Multisport, and shopping vouchers
• Referral bonuses up to $2,000
• Offices with entertainment and relaxation zones, table tennis, football, snacks, and coffee
• Corporate, social, and well-being events

Benefits listed above are available to employees only.

Contractor engagements are also available; B2B cooperation terms are agreed individually.