Senior Staff Software Engineer (Java)

TL;DR

Senior Staff Software Engineer (Java): Shaping the future of investment technology by driving strategic projects and guiding architectural decisions with an accent on ensuring high quality and efficiency. 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 by teaching problem-solving.

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