Lead Rust/Go Software Engineer

We are seeking a Lead Rust/Go Software Engineer to join a team consolidating UL Link, T-Bricks, and CQG into a unified platform. The role focuses on building a distributed cache/memory model that distributes market and reference data at ultra-low latency and supports the broader canonical data model effort, delivering normalized, low-latency 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 to support 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

• 5+ years of experience in Rust or Go, with a background in distributed systems.
• 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 a B2+ level.

Nice to have

• Experience with streaming/messaging systems such as Kafka.
• Familiarity with the FIX protocol.

We offer

We gather like-minded people

• Top tech minds driving innovation in AI, cloud, and digital platform modernization.
• Supportive team and agile, startup-like culture.
• Hybrid-by-design work mode and an opportunity to work remotely within Poland.
• Chance to work abroad for up to 60 days annually.
• Business-driven relocation opportunities.

We provide growth opportunities

• Career development programs.
• Thought leadership, mentoring, soft-skills, and well-being programs.
• Certifications: Anthropic, Gemini, GCP, Azure, and AWS.
• English classes.

We cover it all

• Stable pay.
• Participation in the Employee Stock Purchase Plan 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 and football, free snacks, coffee, and more.
• Corporate, social, and well-being events.

Please note

• Benefits listed above are available to employees only.
• Contractors are welcome; B2B cooperation agreement terms are agreed individually.
• Only selected candidates will be contacted.