Senior Staff Software Engineer (WealthTech)

TL;DR

Senior Staff Software Engineer (WealthTech): Shaping the future of investment technology by driving strategic projects and guiding architectural decisions with an accent on defining long-term technical direction and solving complex problems. Focus on making high-impact architectural choices across multiple teams and mentoring engineers.

Location: Hybrid, 2–3 days in the office per week in Warszawa, Poland.

Company

hirify.global is an IT consultancy firm that creates and delivers innovative technologies for startups, mid-sized, and large corporations across various sectors.

What you will do

• Define and share the long-term technical direction for investment technology.
• Lead large, high-quality, and efficient projects from start to finish.
• Make important architectural and technical choices affecting multiple teams.
• Diagnose and fix complex problems across different codebases.
• Review code and offer practical, cross-team solutions.
• Guide and mentor engineers on problem-solving.
• Work closely with engineering managers and product leaders as a trusted technical advisor.

Requirements

• Ability to quickly understand and fix issues in unfamiliar codebases.
• Experience troubleshooting bugs and performance in JVM environments and relational databases.
• Ability to diagnose issues in unfamiliar infrastructures, including on-premises systems.
• Strong technical judgment to spot risks and opportunities in designs and implementations.
• Deep understanding of software engineering, system design, and distributed systems.
• Clear communication skills, able to explain complex issues to different audiences.
• Experience mentoring and helping engineering teams grow.

Nice to have

• Experience leading large technical initiatives across teams.
• Familiarity with DevOps practices, container orchestration (Docker, Kubernetes, Nomad).
• Knowledge of network middleware (Consul, Kong, Istio) and observability tools (Prometheus, Jaeger, Grafana).
• Knowledge of authentication protocols (OAuth2, OIDC) and CI/CD pipelines (GitHub Actions, Jenkins).

Culture & Benefits

• Long-term collaboration opportunity.
• Employment via UoP or B2B contract.
• Opportunity to make a real impact in autonomous, trust-based teams.
• Hybrid work mode (2-3 days in office).