Senior Java Software Developer

HeadHR; Kraków; On-site; PLN 240,000 - 300,000; Full time

Benefits offered by this job

Contract of Employment

Private medical coverage

Multisport

Life insurance

Employee Stock Purchase Plan (15% off)

Employee Pension Plan (3.5% of gross)

IP Tax Relief

Annual salary increase & bonus

Flexible hours

Hybrid or remote work

Job summary

HeadHR is seeking an experienced hands-on software developer and technical leader to design, implement and maintain mission-critical emergency call handling software. You will work in agile teams, extend the platform, manage architecture and reduce technical debt, with responsibilities spanning from design to deployment and maintenance.

The role supports a 24/6 maintenance window, offers a Contract of Employment, private medical coverage, Multisport, stock purchase plan with a 15% discount and

Qualifications

• 5+ years of experience with Java or other languages and a related degree.
• Experience with microservices or distributed systems and REST APIs.
• Ability to coach, mentor others and communicate with technical and non-technical audiences.
• English sufficient for communication with peers and customers in North America.

Responsibilities

• Develop mission-critical emergency call handling software end to end.
• Extend the capabilities of the mission-critical platform and enhance existing technologies.
• Work in agile teams using DevOps culture and a continuous delivery approach.
• Identify and reduce technical debt, refactor code, contribute to architecture and support complex technical tasks.
• Provide maintenance in a 24/6 support model.

Skills

Hands-on development

Technical leadership

Communication

Problem solving

Education

Bachelor’s or Master’s in CS/SE/Math

Tools

Java

Kubernetes

Docker

AWS

Azure

Spring Boot

Quarkus

GitHub

Azure DevOps

ELK Stack

Prometheus

Grafana

Redis

PostgreSQL

NGINX

TypeScript

JavaScript

Selenium

Playwright

Job description

Responsibilities:

• Develop mission-critical emergency call handling software end to end, including design, implementation, testing, delivery and maintenance.
• Extend the capabilities of the mission-critical platform and enhance existing technologies.
• Work in agile teams using DevOps culture and a continuous delivery approach.
• Identify and reduce technical debt, refactor code, contribute to architecture and support complex technical tasks.
• Provide maintenance in a 24/6 support model.

What we offer:

• Contract of Employment.
• Private medical coverage, Multisport and life insurance.
• Employee Stock Purchase Plan with a 15% discount and an Employee Pension Plan funded with 3.5% of monthly gross salary.
• IP Tax Relief, annual salary increase and annual bonus.
• Flexible hours, usually starting between 7 and 10, an 8-hour working day with a 30-minute lunch break, and hybrid or remote work.

Kogo poszukujemy?

Key requirements:

• Hands-on expert software developer and technical leader or key technical contributor, able to move between teams and work independently.
• 5+ years of experience with Java or other languages and a Bachelor’s or Master’s degree in Computer Science, Software Engineering, Mathematics or a related field.
• Experience with microservices or distributed systems and REST APIs; analytical decision-making, architecture, refactoring and technical debt reduction.
• Ability to coach and mentor others and communicate effectively with technical and non-technical audiences. English sufficient for communication with peers and customers in North America.

Must have:

• Java, Kubernetes or an alternative, Docker or an alternative, and cloud experience with AWS or Azure.
• Automated testing, messaging systems, observability and monitoring, Angular and networking knowledge.
• Related technologies include Kotlin, Spring Boot, Quarkus, GitHub, Azure DevOps, ELK Stack, Prometheus, Grafana, Redis, PostgreSQL, NGINX, TypeScript, JavaScript, Selenium and Playwright.

Nice to have:

• SIP, RTP, WebRTC, MSRP and GStreamer experience.