Senior Java Engineer / Tech Lead
Offer summary

(Summary generated by AI based on the full job description)

The project involves enterprise systems using Java, Spring Boot, microservices, and event-driven solutions. Responsibilities include backend development, leading technical teams, mentoring, and implementing CI/CD and DevOps practices. Required skills cover Docker, Kubernetes, cloud platforms (AWS, Azure, GCP), and SQL/NoSQL databases. The rate is 150-190 PLN/h net. Benefits include private medical care, subsidized training and sports activities, remote work, and flexible hours.

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Senior Java Engineer / Tech Lead

Company: KYOTU Technology sp. z o.o.

from: 28 August 2026
to: 27 September 2026
150 - 190net (+ VAT)/ hr.B2B contract (full-time)
Offer parameters
level:senior
working mode:remote
Warszawa, Masovian
Warszawa, MasovianPoniatowskiego 1View on map

Requirements

Expected technologies

Java
Spring Boot
Docker
Kubernetes

Optional technologies

Kafka
RabbitMQ
PostgreSQL
Oracle
MongoDB
AWS
Microsoft Azure
Google Cloud Platform

Our requirements

  • minimum 8+ years of commercial experience in software development
  • very good knowledge of Java, Spring Boot, and enterprise application development
  • experience acting as a Tech Lead, Lead Developer, or senior technical mentor
  • experience developing distributed systems, microservices, and event-driven applications
  • experience with REST APIs, messaging solutions (e.g. Kafka, RabbitMQ), and system integrations
  • experience working with relational and NoSQL databases (e.g. PostgreSQL, Oracle, MongoDB)
  • experience with Docker, Kubernetes, and cloud platforms (AWS, Azure, or GCP)
  • experience with CI/CD pipelines and DevOps practices
  • strong understanding of software design principles, scalability, security, and performance optimization
  • ability to support technical decision-making and guide development teams
  • strong analytical and problem-solving skills with a proactive, ownership mindset
  • willingness to evaluate and adopt new technologies where they create business value
  • English and German at B2 level or higher

Optional

  • experience with Machine Learning, LLMs, or AI-driven solutions, or a strong interest in developing expertise in this area

Your responsibilities

  • develop and maintain enterprise-grade backend applications using Java and Spring Boot
  • lead technical initiatives within the development team and support engineers in delivering high-quality solutions
  • collaborate with product owners, developers, and business stakeholders to understand business needs
  • participate in technical design discussions and contribute to solution design
  • write clean, maintainable, and scalable code following engineering best practices
  • review code, mentor team members, and promote high engineering standards
  • identify technical challenges and proactively propose improvements
  • support software delivery throughout the entire development lifecycle
  • contribute to continuous improvement of development processes, CI/CD, and engineering practices
  • explore and evaluate new technologies and engineering approaches

About the project

We are looking for an experienced Senior Java Engineer / Tech Lead to join Kyotu Technology and help build and evolve complex enterprise systems.
This is a hands-on technical leadership role for someone who enjoys solving complex engineering challenges, writing high-quality code, mentoring developers, and supporting teams in delivering scalable, reliable software solutions.
We're looking for someone who combines deep technical expertise with curiosity, ownership, and a pragmatic approach to problem-solving. Beyond backend development, you'll have the opportunity to explore and apply modern technologies, including AI, LLMs, and machine learning, where they can bring real business value.

This is how we organize our work

This is how we work

you have influence on the choice of tools and technologiesyou have influence on the technological solutions appliedyou have influence on the productyou focus on product development
Company

What we offer

  • B2B contract
  • rate: 150-190 PLN + VAT / h
  • 100% remote work
  • long-term cooperation
  • projects with high technical complexity and real business impact
  • opportunity to work with experienced engineers and technology leaders
  • influence on technical decisions and engineering direction

Benefits

  • sharing the costs of sports activities
  • private medical care
  • sharing the costs of foreign language classes
  • sharing the costs of professional training & courses
  • remote work opportunities
  • flexible working time
  • integration events
  • no dress code

Recruitment stages

  • 1.
    Meeting with HR Manager (30 minutes)
  • 2.
    Technical check (60 minutes)
  • 3.
    Decision

KYOTU Technology sp. z o.o.

Kyotu Technology is a boutique software house based in Wrocław and Warsaw, working fully remotely or in hybrid mode across Poland. We focus on long-term, high-quality engineering and building complex, production-grade systems with real business impact. Our teams have real influence on technical decisions and the way software is built.

This is how we work

Senior Java Engineer / Tech Lead
150–190 zł / hr. (B2B)
I apply to:
KYOTU Technology sp. z o.o.
Warszawa, Masovian
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