TL;DR

Senior Staff Software Engineer (Java): Shaping the future of investment technology, driving strategic projects, and guiding architectural decisions within the wealthTech sector with an accent on ensuring high-quality and efficient outcomes. Focus on diagnosing and fixing complex problems across different codebases and mentoring engineering teams.

Location: Full Remote • Warszawa (Poland)

Company

%hirify_global% is an IT consultancy firm that helps startups, mid-sized and large corporations to create and deliver innovative technologies.

What you will do

Define and share the long-term technical direction.
Lead big projects from start to finish, ensuring high quality and efficiency.
Make important architectural and technical choices affecting multiple teams.
Diagnose and fix complex problems across different codebases.
Review code carefully to catch technical or design issues.
Guide and mentor engineers, teaching problem-solving skills.

Requirements

Ability to quickly understand and fix issues in unfamiliar codebases.
Experience troubleshooting bugs and performance problems in JVM environments and relational databases.
Ability to diagnose issues in unfamiliar infrastructures, including on-premises systems like banks.
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.

Nice to have

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

Culture & Benefits

Employment Type: UoP or B2B contract
Work Mode: Hybrid, 2–3 days in the office per week
Collaboration: Long-term opportunity